feat: add Go backend

server/internal/library/hggen/internal/cmd/cmd.go

@@ -0,0 +1,79 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// Package cmd provides the management of CLI commands for `gf` tool.
+package cmd
+
+import (
+	"context"
+	"strings"
+
+	"github.com/gogf/gf/v2"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/service"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+// GF is the management object for `gf` command line tool.
+var GF = cGF{}
+
+type cGF struct {
+	g.Meta `name:"gf" ad:"{cGFAd}"`
+}
+
+const (
+	cGFAd = `
+ADDITIONAL
+    Use "gf COMMAND -h" for details about a command.
+`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cGFAd`: cGFAd,
+	})
+}
+
+type cGFInput struct {
+	g.Meta  `name:"gf"`
+	Yes     bool `short:"y" name:"yes"     brief:"all yes for all command without prompt ask"   orphan:"true"`
+	Version bool `short:"v" name:"version" brief:"show version information of current binary"   orphan:"true"`
+	Debug   bool `short:"d" name:"debug"   brief:"show internal detailed debugging information" orphan:"true"`
+}
+
+type cGFOutput struct{}
+
+func (c cGF) Index(ctx context.Context, in cGFInput) (out *cGFOutput, err error) {
+	// Version.
+	if in.Version {
+		_, err = Version.Index(ctx, cVersionInput{})
+		return
+	}
+
+	answer := "n"
+	// No argument or option, do installation checks.
+	if data, isInstalled := service.Install.IsInstalled(); !isInstalled {
+		mlog.Print("hi, it seems it's the first time you installing gf cli.")
+		answer = gcmd.Scanf("do you want to install gf(%s) binary to your system? [y/n]: ", gf.VERSION)
+	} else if !data.IsSelf {
+		mlog.Print("hi, you have installed gf cli.")
+		answer = gcmd.Scanf("do you want to install gf(%s) binary to your system? [y/n]: ", gf.VERSION)
+	}
+	if strings.EqualFold(answer, "y") {
+		if err = service.Install.Run(ctx); err != nil {
+			return
+		}
+		gcmd.Scan("press `Enter` to exit...")
+		return
+	}
+
+	// Print help content.
+	gcmd.CommandFromCtx(ctx).Print()
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_build.go

@@ -0,0 +1,399 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"os"
+	"regexp"
+	"runtime"
+	"strings"
+
+	"github.com/gogf/gf/v2/encoding/gbase64"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gbuild"
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/os/genv"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var Build = cBuild{
+	nodeNameInConfigFile: "gfcli.build",
+	packedGoFileName:     "internal/packed/build_pack_data.go",
+}
+
+type cBuild struct {
+	g.Meta               `name:"build" brief:"{cBuildBrief}" dc:"{cBuildDc}" eg:"{cBuildEg}" ad:"{cBuildAd}"`
+	nodeNameInConfigFile string // nodeNameInConfigFile is the node name for compiler configurations in configuration file.
+	packedGoFileName     string // packedGoFileName specifies the file name for packing common folders into one single go file.
+}
+
+const (
+	cBuildDefaultFile = "main.go"
+	cBuildBrief       = `cross-building go project for lots of platforms`
+	cBuildEg          = `
+gf build main.go
+gf build main.go --ps public,template
+gf build main.go --cgo
+gf build main.go -m none 
+gf build main.go -n my-app -a all -s all
+gf build main.go -n my-app -a amd64,386 -s linux -p .
+gf build main.go -n my-app -v 1.0 -a amd64,386 -s linux,windows,darwin -p ./docker/bin
+`
+	cBuildDc = `
+The "build" command is most commonly used command, which is designed as a powerful wrapper for 
+"go build" command for convenience cross-compiling usage. 
+It provides much more features for building binary:
+1. Cross-Compiling for many platforms and architectures.
+2. Configuration file support for compiling.
+3. Build-In Variables.
+`
+	cBuildAd = `
+PLATFORMS
+    aix       ppc64
+    android   386,amd64,arm,arm64
+    darwin    amd64,arm64
+    dragonfly amd64
+    freebsd   386,amd64,arm
+    illumos   amd64
+    ios       arm64
+    js        wasm
+    linux     386,amd64,arm,arm64,loong64,mips,mipsle,mips64,mips64le,ppc64,ppc64le,riscv64,s390x
+    netbsd    386,amd64,arm
+    openbsd   386,amd64,arm,arm64
+    plan9     386,amd64,arm
+    solaris   amd64
+    wasip1    wasm
+    windows   386,amd64,arm,arm64
+`
+	// https://golang.google.cn/doc/install/source
+	cBuildPlatforms = `
+aix       ppc64
+android   386
+android   amd64
+android   arm
+android   arm64
+darwin    amd64
+darwin    arm64
+dragonfly amd64
+freebsd   386
+freebsd   amd64
+freebsd   arm
+illumos   amd64
+ios       arm64
+js        wasm
+linux     386
+linux     amd64
+linux     arm
+linux     arm64
+linux     loong64
+linux     mips
+linux     mipsle
+linux     mips64
+linux     mips64le
+linux     ppc64
+linux     ppc64le
+linux     riscv64
+linux     s390x
+netbsd    386
+netbsd    amd64
+netbsd    arm
+openbsd   386
+openbsd   amd64
+openbsd   arm
+openbsd   arm64
+plan9     386
+plan9     amd64
+plan9     arm
+solaris   amd64
+wasip1    wasm
+windows   386
+windows   amd64
+windows   arm
+windows   arm64
+`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cBuildBrief`: cBuildBrief,
+		`cBuildDc`:    cBuildDc,
+		`cBuildEg`:    cBuildEg,
+		`cBuildAd`:    cBuildAd,
+	})
+}
+
+type cBuildInput struct {
+	g.Meta        `name:"build" config:"gfcli.build"`
+	File          string `name:"FILE" arg:"true"    brief:"building file path"`
+	Name          string `short:"n"  name:"name"    brief:"output binary name"`
+	Version       string `short:"v"  name:"version" brief:"output binary version"`
+	Arch          string `short:"a"  name:"arch"    brief:"output binary architecture, multiple arch separated with ','"`
+	System        string `short:"s"  name:"system"  brief:"output binary system, multiple os separated with ','"`
+	Output        string `short:"o"  name:"output"  brief:"output binary path, used when building single binary file"`
+	Path          string `short:"p"  name:"path"    brief:"output binary directory path, default is '.'" d:"."`
+	Extra         string `short:"e"  name:"extra"   brief:"extra custom \"go build\" options"`
+	Mod           string `short:"m"  name:"mod"     brief:"like \"-mod\" option of \"go build\", use \"-m none\" to disable go module"`
+	Cgo           bool   `short:"c"  name:"cgo"     brief:"enable or disable cgo feature, it's disabled in default" orphan:"true"`
+	VarMap        g.Map  `short:"r"  name:"varMap"  brief:"custom built embedded variable into binary"`
+	PackSrc       string `short:"ps" name:"packSrc" brief:"pack one or more folders into one go file before building"`
+	PackDst       string `short:"pd" name:"packDst" brief:"temporary go file path for pack, this go file will be automatically removed after built" d:"internal/packed/build_pack_data.go"`
+	ExitWhenError bool   `short:"ew" name:"exitWhenError" brief:"exit building when any error occurs, specially for multiple arch and system buildings. default is false" orphan:"true"`
+	DumpENV       bool   `short:"de" name:"dumpEnv" brief:"dump current go build environment before building binary" orphan:"true"`
+}
+
+type cBuildOutput struct{}
+
+func (c cBuild) Index(ctx context.Context, in cBuildInput) (out *cBuildOutput, err error) {
+	mlog.SetHeaderPrint(true)
+
+	mlog.Debugf(`build command input: %+v`, in)
+	// Necessary check.
+	if gproc.SearchBinary("go") == "" {
+		mlog.Fatalf(`command "go" not found in your environment, please install golang first to proceed this command`)
+	}
+
+	var (
+		parser = gcmd.ParserFromCtx(ctx)
+		file   = in.File
+	)
+	if file == "" {
+		file = parser.GetArg(2).String()
+		// Check and use the main.go file.
+		if gfile.Exists(cBuildDefaultFile) {
+			file = cBuildDefaultFile
+		} else {
+			mlog.Fatal("build file path is empty or main.go not found in current working directory")
+		}
+	}
+	if in.Name == "" {
+		in.Name = gfile.Name(file)
+	}
+	if len(in.Name) < 1 || in.Name == "*" {
+		mlog.Fatal("name cannot be empty")
+	}
+	if in.Mod != "" && in.Mod != "none" {
+		mlog.Debugf(`mod is %s`, in.Mod)
+		if in.Extra == "" {
+			in.Extra = fmt.Sprintf(`-mod=%s`, in.Mod)
+		} else {
+			in.Extra = fmt.Sprintf(`-mod=%s %s`, in.Mod, in.Extra)
+		}
+	}
+	if in.Extra != "" {
+		in.Extra += " "
+	}
+	var (
+		customSystems = gstr.SplitAndTrim(in.System, ",")
+		customArches  = gstr.SplitAndTrim(in.Arch, ",")
+	)
+	if len(in.Version) > 0 {
+		in.Path += "/" + in.Version
+	}
+	// System and arch checks.
+	var (
+		spaceRegex  = regexp.MustCompile(`\s+`)
+		platformMap = make(map[string]map[string]bool)
+	)
+	for _, line := range strings.Split(strings.TrimSpace(cBuildPlatforms), "\n") {
+		line = gstr.Trim(line)
+		line = spaceRegex.ReplaceAllString(line, " ")
+		var (
+			array  = strings.Split(line, " ")
+			system = strings.TrimSpace(array[0])
+			arch   = strings.TrimSpace(array[1])
+		)
+		if platformMap[system] == nil {
+			platformMap[system] = make(map[string]bool)
+		}
+		platformMap[system][arch] = true
+	}
+	// Auto packing.
+	if in.PackSrc != "" {
+		if in.PackDst == "" {
+			mlog.Fatal(`parameter "packDst" should not be empty when "packSrc" is used`)
+		}
+		if gfile.Exists(in.PackDst) && !gfile.IsFile(in.PackDst) {
+			mlog.Fatalf(`parameter "packDst" path "%s" should be type of file not directory`, in.PackDst)
+		}
+		if !gfile.Exists(in.PackDst) {
+			// Remove the go file that is automatically packed resource.
+			defer func() {
+				_ = gfile.RemoveFile(in.PackDst)
+				mlog.Printf(`remove the automatically generated resource go file: %s`, in.PackDst)
+			}()
+		}
+		// remove black space in separator.
+		in.PackSrc, _ = gregex.ReplaceString(`,\s+`, `,`, in.PackSrc)
+		packCmd := fmt.Sprintf(`gf pack %s %s --keepPath=true`, in.PackSrc, in.PackDst)
+		mlog.Print(packCmd)
+		gproc.MustShellRun(ctx, packCmd)
+	}
+
+	// Injected information by building flags.
+	ldFlags := fmt.Sprintf(
+		`-X 'github.com/gogf/gf/v2/os/gbuild.builtInVarStr=%v'`,
+		c.getBuildInVarStr(ctx, in),
+	)
+
+	// start building
+	mlog.Print("start building...")
+	if in.Cgo {
+		genv.MustSet("CGO_ENABLED", "1")
+	} else {
+		genv.MustSet("CGO_ENABLED", "0")
+	}
+	// print used go env
+	if in.DumpENV {
+		_, _ = Env.Index(ctx, cEnvInput{})
+	}
+	for system, item := range platformMap {
+		if len(customSystems) > 0 && customSystems[0] != "all" && !gstr.InArray(customSystems, system) {
+			continue
+		}
+		for arch := range item {
+			if len(customArches) > 0 && customArches[0] != "all" && !gstr.InArray(customArches, arch) {
+				continue
+			}
+			if len(customSystems) == 0 && len(customArches) == 0 {
+				// Single binary building, output the binary to current working folder.
+				// For example:
+				// `gf build`
+				// `gf build -o main.exe`
+				c.doBinaryBuild(
+					ctx, file,
+					in.Output, in.Path,
+					runtime.GOOS, runtime.GOARCH, in.Name, ldFlags, in.Extra,
+					in.ExitWhenError,
+					true,
+				)
+			} else {
+				c.doBinaryBuild(
+					ctx, file,
+					in.Output, in.Path,
+					system, arch, in.Name, ldFlags, in.Extra,
+					in.ExitWhenError,
+					false,
+				)
+			}
+			// single binary building.
+			if len(customSystems) == 0 && len(customArches) == 0 {
+				goto buildDone
+			}
+		}
+	}
+
+buildDone:
+	mlog.Print("done!")
+	return
+}
+
+func (c cBuild) doBinaryBuild(
+	ctx context.Context,
+	filePath string,
+	outputPath, dirPath string,
+	system, arch, name, ldFlags, extra string,
+	exitWhenError bool,
+	singleBuild bool,
+) {
+	var (
+		cmd string
+		ext string
+	)
+	// Cross-building, output the compiled binary to specified path.
+	if system == "windows" {
+		ext = ".exe"
+	}
+	genv.MustSet("GOOS", system)
+	genv.MustSet("GOARCH", arch)
+
+	if outputPath != "" {
+		outputPath = "-o " + outputPath
+	} else {
+		if dirPath == "" {
+			dirPath = "."
+		} else {
+			dirPath = gstr.TrimRight(dirPath, "/")
+		}
+		if singleBuild {
+			outputPath = fmt.Sprintf(
+				"-o %s/%s%s",
+				dirPath, name, ext,
+			)
+		} else {
+			outputPath = fmt.Sprintf(
+				"-o %s/%s/%s%s",
+				dirPath, system+"_"+arch, name, ext,
+			)
+		}
+	}
+	cmd = fmt.Sprintf(
+		`go build %s -ldflags "%s" %s%s`,
+		outputPath, ldFlags, extra, filePath,
+	)
+	mlog.Debug(fmt.Sprintf("build for GOOS=%s GOARCH=%s", system, arch))
+	mlog.Debug(cmd)
+	// It's not necessary printing the complete command string, filtering ldFlags.
+	cmdShow, _ := gregex.ReplaceString(`\s+(-ldflags ".+?")\s+`, " ", cmd)
+	mlog.Print(cmdShow)
+	if result, err := gproc.ShellExec(ctx, cmd); err != nil {
+		mlog.Printf(
+			"failed to build, os:%s, arch:%s, error:\n%s\n\n%s\n",
+			system, arch, gstr.Trim(result),
+			`you may use command option "--debug" to enable debug info and check the details`,
+		)
+		if exitWhenError {
+			os.Exit(1)
+		}
+	} else {
+		mlog.Debug(gstr.Trim(result))
+	}
+}
+
+// getBuildInVarStr retrieves and returns the custom build-in variables in configuration
+// file as json.
+func (c cBuild) getBuildInVarStr(ctx context.Context, in cBuildInput) string {
+	buildInVarMap := in.VarMap
+	if buildInVarMap == nil {
+		buildInVarMap = make(g.Map)
+	}
+	buildInVarMap[gbuild.BuiltGit] = c.getGitCommit(ctx)
+	buildInVarMap[gbuild.BuiltTime] = gtime.Now().String()
+	buildInVarMap[gbuild.BuiltVersion] = in.Version
+	b, err := json.Marshal(buildInVarMap)
+	if err != nil {
+		mlog.Fatal(err)
+	}
+	return gbase64.EncodeToString(b)
+}
+
+// getGitCommit retrieves and returns the latest git commit hash string if present.
+func (c cBuild) getGitCommit(ctx context.Context) string {
+	if gproc.SearchBinary("git") == "" {
+		return ""
+	}
+	var (
+		cmd  = `git log -1 --format="%cd %H" --date=format:"%Y-%m-%d %H:%M:%S"`
+		s, _ = gproc.ShellExec(ctx, cmd)
+	)
+	mlog.Debug(cmd)
+	if s != "" {
+		if !gstr.Contains(s, "fatal") {
+			return gstr.Trim(s)
+		}
+	}
+	return ""
+}

server/internal/library/hggen/internal/cmd/cmd_doc.go

@@ -0,0 +1,184 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"path"
+	"path/filepath"
+	"time"
+
+	"github.com/gogf/gf/v2/encoding/gcompress"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+const (
+	GitName    = "gf-site"
+	BranchName = "gh-pages"
+
+	SiteFileName = GitName + "-" + BranchName
+	// DocURL is the download address of the document
+	DocURL = "https://github.com/gogf/" + GitName + "/archive/refs/heads/" + BranchName + ".zip"
+)
+
+var (
+	Doc = cDoc{}
+)
+
+type cDoc struct {
+	g.Meta `name:"doc" brief:"download https://pages.goframe.org/ to run locally"`
+}
+
+type cDocInput struct {
+	g.Meta `name:"doc" config:"gfcli.doc"`
+	Path   string `short:"p"  name:"path"    brief:"download docs directory path, default is \"%temp%/goframe\""`
+	Port   int    `short:"o"  name:"port"    brief:"http server port, default is 8080" d:"8080"`
+	Update bool   `short:"u"  name:"update"  brief:"clean docs directory and update docs"`
+	Clean  bool   `short:"c"  name:"clean"   brief:"clean docs directory"`
+	Proxy  string `short:"x"  name:"proxy"   brief:"proxy for download, such as https://hub.gitmirror.com/;https://ghproxy.com/;https://ghproxy.net/;https://ghps.cc/"`
+}
+
+type cDocOutput struct{}
+
+func (c cDoc) Index(ctx context.Context, in cDocInput) (out *cDocOutput, err error) {
+	docs := NewDocSetting(ctx, in)
+	mlog.Print("Directory where the document is downloaded:", docs.TempDir)
+	if in.Clean {
+		mlog.Print("Cleaning document directory")
+		err = docs.Clean()
+		if err != nil {
+			mlog.Print("Failed to clean document directory:", err)
+			return
+		}
+		return
+	}
+	if in.Update {
+		mlog.Print("Cleaning old document directory")
+		err = docs.Clean()
+		if err != nil {
+			mlog.Print("Failed to clean old document directory:", err)
+			return
+		}
+	}
+	err = docs.DownloadDoc()
+	if err != nil {
+		mlog.Print("Failed to download document:", err)
+		return
+	}
+
+	http.Handle("/", http.FileServer(http.Dir(docs.DocDir)))
+	mlog.Printf("Access address http://127.0.0.1:%d in %s", in.Port, docs.DocDir)
+	err = http.ListenAndServe(fmt.Sprintf(":%d", in.Port), nil)
+	if err != nil {
+		return nil, err
+	}
+	return
+}
+
+// DocSetting doc setting
+type DocSetting struct {
+	TempDir    string
+	DocURL     string
+	DocDir     string
+	DocZipFile string
+}
+
+// NewDocSetting new DocSetting
+func NewDocSetting(ctx context.Context, in cDocInput) *DocSetting {
+	fileName := SiteFileName + ".zip"
+	tempDir := in.Path
+	if tempDir == "" {
+		tempDir = gfile.Temp("goframe/docs")
+	} else {
+		tempDir = gfile.Abs(path.Join(tempDir, "docs"))
+	}
+
+	return &DocSetting{
+		TempDir:    filepath.FromSlash(tempDir),
+		DocDir:     filepath.FromSlash(path.Join(tempDir, SiteFileName)),
+		DocURL:     in.Proxy + DocURL,
+		DocZipFile: filepath.FromSlash(path.Join(tempDir, fileName)),
+	}
+
+}
+
+// Clean cleans the temporary directory
+func (d *DocSetting) Clean() error {
+	if _, err := os.Stat(d.TempDir); err == nil {
+		err = gfile.RemoveAll(d.TempDir)
+		if err != nil {
+			mlog.Print("Failed to delete temporary directory:", err)
+			return err
+		}
+	}
+	return nil
+}
+
+// DownloadDoc download the document
+func (d *DocSetting) DownloadDoc() error {
+	if _, err := os.Stat(d.TempDir); err != nil {
+		err = gfile.Mkdir(d.TempDir)
+		if err != nil {
+			mlog.Print("Failed to create temporary directory:", err)
+			return nil
+		}
+	}
+	// Check if the file exists
+	if _, err := os.Stat(d.DocDir); err == nil {
+		mlog.Print("Document already exists, no need to download and unzip")
+		return nil
+	}
+
+	if _, err := os.Stat(d.DocZipFile); err == nil {
+		mlog.Print("File already exists, no need to download")
+	} else {
+		mlog.Printf("File does not exist, start downloading: %s", d.DocURL)
+		startTime := time.Now()
+		// Download the file
+		resp, err := http.Get(d.DocURL)
+		if err != nil {
+			mlog.Print("Failed to download file:", err)
+			return err
+		}
+		defer resp.Body.Close()
+
+		// Create the file
+		out, err := os.Create(d.DocZipFile)
+		if err != nil {
+			mlog.Print("Failed to create file:", err)
+			return err
+		}
+		defer out.Close()
+
+		// Write the response body to the file
+		_, err = io.Copy(out, resp.Body)
+		if err != nil {
+			mlog.Print("Failed to write file:", err)
+			return err
+		}
+		mlog.Printf("Download successful, time-consuming: %v", time.Since(startTime))
+	}
+
+	mlog.Print("Start unzipping the file...")
+	// Unzip the file
+	err := gcompress.UnZipFile(d.DocZipFile, d.TempDir)
+	if err != nil {
+		mlog.Print("Failed to unzip the file, please run again:", err)
+		_ = gfile.RemoveFile(d.DocZipFile)
+		return err
+	}
+
+	mlog.Print("Download and unzip successful")
+	return nil
+}

server/internal/library/hggen/internal/cmd/cmd_docker.go

@@ -0,0 +1,179 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"runtime"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Docker = cDocker{}
+)
+
+type cDocker struct {
+	g.Meta `name:"docker" usage:"{cDockerUsage}" brief:"{cDockerBrief}" eg:"{cDockerEg}" dc:"{cDockerDc}"`
+}
+
+const (
+	cDockerUsage = `gf docker [MAIN] [OPTION]`
+	cDockerBrief = `build docker image for current GoFrame project`
+	cDockerEg    = `
+gf docker 
+gf docker -t hub.docker.com/john/image:tag
+gf docker -p -t hub.docker.com/john/image:tag
+gf docker main.go
+gf docker main.go -t hub.docker.com/john/image:tag
+gf docker main.go -t hub.docker.com/john/image:tag
+gf docker main.go -p -t hub.docker.com/john/image:tag
+gf docker main.go -p -tp ["hub.docker.com/john","hub.docker.com/smith"] -tn image:tag
+`
+	cDockerDc = `
+The "docker" command builds the GF project to a docker images.
+It runs "gf build" firstly to compile the project to binary file.
+It then runs "docker build" command automatically to generate the docker image.
+You should have docker installed, and there must be a Dockerfile in the root of the project.
+`
+	cDockerMainBrief        = `main file path for "gf build", it's "main.go" in default. empty string for no binary build`
+	cDockerBuildBrief       = `binary build options before docker image build, it's "-a amd64 -s linux" in default`
+	cDockerFileBrief        = `file path of the Dockerfile. it's "manifest/docker/Dockerfile" in default`
+	cDockerShellBrief       = `path of the shell file which is executed before docker build`
+	cDockerPushBrief        = `auto push the docker image to docker registry if "-t" option passed`
+	cDockerTagBrief         = `full tag for this docker, pattern like "xxx.xxx.xxx/image:tag"`
+	cDockerTagNameBrief     = `tag name for this docker, pattern like "image:tag". this option is required with TagPrefixes`
+	cDockerTagPrefixesBrief = `tag prefixes for this docker, which are used for docker push. this option is required with TagName`
+	cDockerExtraBrief       = `extra build options passed to "docker image"`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cDockerUsage`:            cDockerUsage,
+		`cDockerBrief`:            cDockerBrief,
+		`cDockerEg`:               cDockerEg,
+		`cDockerDc`:               cDockerDc,
+		`cDockerMainBrief`:        cDockerMainBrief,
+		`cDockerFileBrief`:        cDockerFileBrief,
+		`cDockerShellBrief`:       cDockerShellBrief,
+		`cDockerBuildBrief`:       cDockerBuildBrief,
+		`cDockerPushBrief`:        cDockerPushBrief,
+		`cDockerTagBrief`:         cDockerTagBrief,
+		`cDockerTagNameBrief`:     cDockerTagNameBrief,
+		`cDockerTagPrefixesBrief`: cDockerTagPrefixesBrief,
+		`cDockerExtraBrief`:       cDockerExtraBrief,
+	})
+}
+
+type cDockerInput struct {
+	g.Meta      `name:"docker" config:"gfcli.docker"`
+	Main        string   `name:"MAIN" arg:"true" brief:"{cDockerMainBrief}" d:"main.go"`
+	File        string   `name:"file"        short:"f"  brief:"{cDockerFileBrief}"  d:"manifest/docker/Dockerfile"`
+	Shell       string   `name:"shell"       short:"s"  brief:"{cDockerShellBrief}" d:"manifest/docker/docker.sh"`
+	Build       string   `name:"build"       short:"b"  brief:"{cDockerBuildBrief}"`
+	Tag         string   `name:"tag"         short:"t"  brief:"{cDockerTagBrief}"`
+	TagName     string   `name:"tagName"     short:"tn" brief:"{cDockerTagNameBrief}"     v:"required-with:TagPrefixes"`
+	TagPrefixes []string `name:"tagPrefixes" short:"tp" brief:"{cDockerTagPrefixesBrief}" v:"required-with:TagName"`
+	Push        bool     `name:"push"        short:"p"  brief:"{cDockerPushBrief}" orphan:"true"`
+	Extra       string   `name:"extra"       short:"e"  brief:"{cDockerExtraBrief}"`
+}
+
+type cDockerOutput struct{}
+
+func (c cDocker) Index(ctx context.Context, in cDockerInput) (out *cDockerOutput, err error) {
+	// Necessary check.
+	if gproc.SearchBinary("docker") == "" {
+		mlog.Fatalf(`command "docker" not found in your environment, please install docker first to proceed this command`)
+	}
+
+	mlog.Debugf(`docker command input: %+v`, in)
+
+	// Binary build.
+	if in.Main != "" && in.Build != "" {
+		in.Build += " --exitWhenError"
+		if in.Main != "" {
+			if err = gproc.ShellRun(ctx, fmt.Sprintf(`gf build %s %s`, in.Main, in.Build)); err != nil {
+				mlog.Debugf(`build binary failed with error: %+v`, err)
+				return
+			}
+		}
+	}
+
+	// Shell executing.
+	if in.Shell != "" && gfile.Exists(in.Shell) {
+		if err = c.exeDockerShell(ctx, in.Shell); err != nil {
+			mlog.Debugf(`build docker failed with error: %+v`, err)
+			return
+		}
+	}
+	// Docker build.
+	var (
+		dockerBuildOptions string
+		dockerTags         []string
+		dockerTagBase      string
+	)
+	if len(in.TagPrefixes) > 0 {
+		for _, tagPrefix := range in.TagPrefixes {
+			tagPrefix = gstr.TrimRight(tagPrefix, "/")
+			dockerTags = append(dockerTags, fmt.Sprintf(`%s/%s`, tagPrefix, in.TagName))
+		}
+	}
+	if len(dockerTags) == 0 {
+		dockerTags = []string{in.Tag}
+	}
+	for i, dockerTag := range dockerTags {
+		if i > 0 {
+			err = gproc.ShellRun(ctx, fmt.Sprintf(`docker tag %s %s`, dockerTagBase, dockerTag))
+			if err != nil {
+				return
+			}
+			continue
+		}
+		dockerTagBase = dockerTag
+		dockerBuildOptions = ""
+		if dockerTag != "" {
+			dockerBuildOptions = fmt.Sprintf(`-t %s`, dockerTag)
+		}
+		if in.Extra != "" {
+			dockerBuildOptions = fmt.Sprintf(`%s %s`, dockerBuildOptions, in.Extra)
+		}
+		err = gproc.ShellRun(ctx, fmt.Sprintf(`docker build -f %s . %s`, in.File, dockerBuildOptions))
+		if err != nil {
+			return
+		}
+	}
+
+	// Docker push.
+	if !in.Push {
+		return
+	}
+	for _, dockerTag := range dockerTags {
+		if dockerTag == "" {
+			continue
+		}
+		err = gproc.ShellRun(ctx, fmt.Sprintf(`docker push %s`, dockerTag))
+		if err != nil {
+			return
+		}
+	}
+	return
+}
+
+func (c cDocker) exeDockerShell(ctx context.Context, shellFilePath string) error {
+	if gfile.ExtName(shellFilePath) == "sh" && runtime.GOOS == "windows" {
+		mlog.Debugf(`ignore shell file "%s", as it cannot be run on windows system`, shellFilePath)
+		return nil
+	}
+	return gproc.ShellRun(ctx, gfile.GetContents(shellFilePath))
+}

server/internal/library/hggen/internal/cmd/cmd_env.go

@@ -0,0 +1,85 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"bytes"
+	"context"
+
+	"github.com/olekukonko/tablewriter"
+	"github.com/olekukonko/tablewriter/renderer"
+	"github.com/olekukonko/tablewriter/tw"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Env = cEnv{}
+)
+
+type cEnv struct {
+	g.Meta `name:"env" brief:"show current Golang environment variables"`
+}
+
+type cEnvInput struct {
+	g.Meta `name:"env"`
+}
+
+type cEnvOutput struct{}
+
+func (c cEnv) Index(ctx context.Context, in cEnvInput) (out *cEnvOutput, err error) {
+	result, err := gproc.ShellExec(ctx, "go env")
+	if err != nil {
+		mlog.Fatal(err)
+	}
+	if result == "" {
+		mlog.Fatal(`retrieving Golang environment variables failed, did you install Golang?`)
+	}
+	var (
+		lines  = gstr.Split(result, "\n")
+		buffer = bytes.NewBuffer(nil)
+	)
+	array := make([][]string, 0)
+	for _, line := range lines {
+		line = gstr.Trim(line)
+		if line == "" {
+			continue
+		}
+		if gstr.Pos(line, "set ") == 0 {
+			line = line[4:]
+		}
+		match, _ := gregex.MatchString(`(.+?)=(.*)`, line)
+		if len(match) < 3 {
+			mlog.Fatalf(`invalid Golang environment variable: "%s"`, line)
+		}
+		array = append(array, []string{gstr.Trim(match[1]), gstr.Trim(match[2])})
+	}
+	table := tablewriter.NewTable(buffer,
+		tablewriter.WithRenderer(renderer.NewBlueprint(tw.Rendition{
+			Settings: tw.Settings{
+				Separators: tw.Separators{BetweenRows: tw.Off, BetweenColumns: tw.On},
+			},
+			Symbols: tw.NewSymbols(tw.StyleASCII),
+		})),
+		tablewriter.WithConfig(tablewriter.Config{
+			Row: tw.CellConfig{
+				Formatting:   tw.CellFormatting{AutoWrap: tw.WrapNone},
+				Alignment:    tw.CellAlignment{PerColumn: []tw.Align{tw.AlignLeft, tw.AlignLeft}},
+				ColMaxWidths: tw.CellWidth{Global: 84},
+			},
+		}),
+	)
+	table.Bulk(array)
+	table.Render()
+	mlog.Print(buffer.String())
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_fix.go

@@ -0,0 +1,152 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/errors/gerror"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Fix = cFix{}
+)
+
+type cFix struct {
+	g.Meta `name:"fix" brief:"auto fixing codes after upgrading to new GoFrame version" usage:"gf fix" `
+}
+
+type cFixInput struct {
+	g.Meta  `name:"fix"`
+	Path    string `name:"path"    short:"p" brief:"directory path, it uses current working directory in default"`
+	Version string `name:"version" short:"v" brief:"custom specified version to fix, leave it empty to auto detect"`
+}
+
+type cFixOutput struct{}
+
+type cFixItem struct {
+	Version string
+	Func    func(version string) error
+}
+
+func (c cFix) Index(ctx context.Context, in cFixInput) (out *cFixOutput, err error) {
+
+	if in.Path == "" {
+		in.Path = gfile.Pwd()
+	}
+	if in.Version == "" {
+		in.Version, err = c.autoDetectVersion(in)
+		if err != nil {
+			mlog.Fatal(err)
+		}
+		if in.Version == "" {
+			mlog.Print(`no GoFrame usage found, exit fixing`)
+			return
+		}
+		mlog.Debugf(`current GoFrame version auto detect "%s"`, in.Version)
+	}
+
+	if !gproc.IsChild() {
+		mlog.Printf(`start auto fixing directory path "%s"...`, in.Path)
+		defer mlog.Print(`done!`)
+	}
+
+	err = c.doFix(in)
+	return
+}
+
+func (c cFix) doFix(in cFixInput) (err error) {
+
+	var items = []cFixItem{
+		{Version: "v2.3", Func: c.doFixV23},
+		{Version: "v2.5", Func: c.doFixV25},
+	}
+	for _, item := range items {
+		if gstr.CompareVersionGo(in.Version, item.Version) < 0 {
+			mlog.Debugf(
+				`current GoFrame or contrib package version "%s" is lesser than "%s", nothing to do`,
+				in.Version, item.Version,
+			)
+			continue
+		}
+		if err = item.Func(in.Version); err != nil {
+			return
+		}
+	}
+	return
+}
+
+// doFixV23 fixes code when upgrading to GoFrame v2.3.
+func (c cFix) doFixV23(version string) error {
+	replaceFunc := func(path, content string) string {
+		// gdb.TX from struct to interface.
+		content = gstr.Replace(content, "*gdb.TX", "gdb.TX")
+		// function name changes for package gtcp/gudp.
+		if gstr.Contains(content, "/gf/v2/net/gtcp") || gstr.Contains(content, "/gf/v2/net/gudp") {
+			content = gstr.ReplaceByMap(content, g.MapStrStr{
+				".SetSendDeadline":      ".SetDeadlineSend",
+				".SetReceiveDeadline":   ".SetDeadlineRecv",
+				".SetReceiveBufferWait": ".SetBufferWaitRecv",
+			})
+		}
+		return content
+	}
+	return gfile.ReplaceDirFunc(replaceFunc, ".", "*.go", true)
+}
+
+// doFixV25 fixes code when upgrading to GoFrame v2.5.
+func (c cFix) doFixV25(version string) (err error) {
+	replaceFunc := func(path, content string) string {
+		content, err = c.doFixV25Content(content)
+		return content
+	}
+	return gfile.ReplaceDirFunc(replaceFunc, ".", "*.go", true)
+}
+
+func (c cFix) doFixV25Content(content string) (newContent string, err error) {
+	newContent = content
+	if gstr.Contains(content, `.BindHookHandlerByMap(`) {
+		var pattern = `\.BindHookHandlerByMap\((.+?), map\[string\]ghttp\.HandlerFunc`
+		newContent, err = gregex.ReplaceString(
+			pattern,
+			`.BindHookHandlerByMap($1, map[ghttp.HookName]ghttp.HandlerFunc`,
+			content,
+		)
+	}
+	return
+}
+
+func (c cFix) autoDetectVersion(in cFixInput) (string, error) {
+	var (
+		err     error
+		path    = gfile.Join(in.Path, "go.mod")
+		version string
+	)
+	if !gfile.Exists(path) {
+		return "", gerror.Newf(`"%s" not found in current working directory`, path)
+	}
+	err = gfile.ReadLines(path, func(line string) error {
+		array := gstr.SplitAndTrim(line, " ")
+		if len(array) > 0 {
+			if gstr.HasPrefix(array[0], gfPackage) {
+				version = array[1]
+			}
+		}
+		return nil
+	})
+	if err != nil {
+		mlog.Fatal(err)
+	}
+	return version, nil
+}

server/internal/library/hggen/internal/cmd/cmd_gen.go

@@ -0,0 +1,42 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/util/gtag"
+)
+
+var (
+	Gen = cGen{}
+)
+
+type cGen struct {
+	g.Meta `name:"gen" brief:"{cGenBrief}" dc:"{cGenDc}"`
+	cGenDao
+	cGenEnums
+	cGenCtrl
+	cGenPb
+	cGenPbEntity
+	cGenService
+}
+
+const (
+	cGenBrief = `automatically generate go files for dao/do/entity/pb/pbentity`
+	cGenDc    = `
+The "gen" command is designed for multiple generating purposes. 
+It's currently supporting generating go files for ORM models, protobuf and protobuf entity files.
+Please use "gf gen dao -h" for specified type help.
+`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cGenBrief`: cGenBrief,
+		`cGenDc`:    cGenDc,
+	})
+}

server/internal/library/hggen/internal/cmd/cmd_gen_ctrl.go

@@ -0,0 +1,15 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"hotgo/internal/library/hggen/internal/cmd/genctrl"
+)
+
+type (
+	cGenCtrl = genctrl.CGenCtrl
+)

server/internal/library/hggen/internal/cmd/cmd_gen_dao.go

@@ -0,0 +1,25 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	//_ "github.com/gogf/gf/contrib/drivers/clickhouse/v2"
+	//_ "github.com/gogf/gf/contrib/drivers/mssql/v2"
+	_ "github.com/gogf/gf/contrib/drivers/mysql/v2"
+	//_ "github.com/gogf/gf/contrib/drivers/oracle/v2"
+	_ "github.com/gogf/gf/contrib/drivers/pgsql/v2"
+	//_ "github.com/gogf/gf/contrib/drivers/sqlite/v2"
+
+	// do not add dm in cli pre-compilation,
+	// the dm driver does not support certain target platforms.
+	// _ "github.com/gogf/gf/contrib/drivers/dm/v2"
+	"hotgo/internal/library/hggen/internal/cmd/gendao"
+)
+
+type (
+	cGenDao = gendao.CGenDao
+)

server/internal/library/hggen/internal/cmd/cmd_gen_enums.go

@@ -0,0 +1,15 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"hotgo/internal/library/hggen/internal/cmd/genenums"
+)
+
+type (
+	cGenEnums = genenums.CGenEnums
+)

server/internal/library/hggen/internal/cmd/cmd_gen_pb.go

@@ -0,0 +1,13 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import "hotgo/internal/library/hggen/internal/cmd/genpb"
+
+type (
+	cGenPb = genpb.CGenPb
+)

server/internal/library/hggen/internal/cmd/cmd_gen_pbentity.go

@@ -0,0 +1,13 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import "hotgo/internal/library/hggen/internal/cmd/genpbentity"
+
+type (
+	cGenPbEntity = genpbentity.CGenPbEntity
+)

server/internal/library/hggen/internal/cmd/cmd_gen_service.go

@@ -0,0 +1,15 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"hotgo/internal/library/hggen/internal/cmd/genservice"
+)
+
+type (
+	cGenService = genservice.CGenService
+)

server/internal/library/hggen/internal/cmd/cmd_init.go

@@ -0,0 +1,182 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/os/gres"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/allyes"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+var (
+	// Init .
+	Init = cInit{}
+)
+
+type cInit struct {
+	g.Meta `name:"init" brief:"{cInitBrief}" eg:"{cInitEg}"`
+}
+
+const (
+	cInitRepoPrefix  = `github.com/gogf/`
+	cInitMonoRepo    = `template-mono`
+	cInitMonoRepoApp = `template-mono-app`
+	cInitSingleRepo  = `template-single`
+	cInitBrief       = `create and initialize an empty GoFrame project`
+	cInitEg          = `
+gf init my-project
+gf init my-mono-repo -m
+gf init my-mono-repo -a
+`
+	cInitNameBrief = `
+name for the project. It will create a folder with NAME in current directory.
+The NAME will also be the module name for the project.
+`
+	// cInitGitDir the git directory
+	cInitGitDir = ".git"
+	// cInitGitignore the gitignore file
+	cInitGitignore = ".gitignore"
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cInitBrief`:     cInitBrief,
+		`cInitEg`:        cInitEg,
+		`cInitNameBrief`: cInitNameBrief,
+	})
+}
+
+type cInitInput struct {
+	g.Meta  `name:"init"`
+	Name    string `name:"NAME" arg:"true" v:"required" brief:"{cInitNameBrief}"`
+	Mono    bool   `name:"mono" short:"m" brief:"initialize a mono-repo instead a single-repo" orphan:"true"`
+	MonoApp bool   `name:"monoApp" short:"a" brief:"initialize a mono-repo-app instead a single-repo" orphan:"true"`
+	Update  bool   `name:"update" short:"u" brief:"update to the latest goframe version" orphan:"true"`
+	Module  string `name:"module" short:"g" brief:"custom go module"`
+}
+
+type cInitOutput struct{}
+
+func (c cInit) Index(ctx context.Context, in cInitInput) (out *cInitOutput, err error) {
+	var overwrote = false
+	if !gfile.IsEmpty(in.Name) && !allyes.Check() {
+		s := gcmd.Scanf(`the folder "%s" is not empty, files might be overwrote, continue? [y/n]: `, in.Name)
+		if strings.EqualFold(s, "n") {
+			return
+		}
+		overwrote = true
+	}
+	mlog.Print("initializing...")
+
+	// Create project folder and files.
+	var (
+		templateRepoName string
+		gitignoreFile    = in.Name + "/" + cInitGitignore
+	)
+
+	if in.Mono {
+		templateRepoName = cInitMonoRepo
+	} else if in.MonoApp {
+		templateRepoName = cInitMonoRepoApp
+	} else {
+		templateRepoName = cInitSingleRepo
+	}
+
+	err = gres.Export(templateRepoName, in.Name, gres.ExportOption{
+		RemovePrefix: templateRepoName,
+	})
+	if err != nil {
+		return
+	}
+
+	// build ignoreFiles from the .gitignore file
+	ignoreFiles := make([]string, 0, 10)
+	ignoreFiles = append(ignoreFiles, cInitGitDir)
+	// in.MonoApp is a mono-repo-app, it should ignore the .gitignore file
+	if overwrote && !in.MonoApp {
+		err = gfile.ReadLines(gitignoreFile, func(line string) error {
+			// Add only hidden files or directories
+			// If other directories are added, it may cause the entire directory to be ignored
+			// such as 'main' in the .gitignore file, but the path is ' D:\main\my-project '
+			if line != "" && strings.HasPrefix(line, ".") {
+				ignoreFiles = append(ignoreFiles, line)
+			}
+			return nil
+		})
+
+		// if not found the .gitignore file will skip os.ErrNotExist error
+		if err != nil && !os.IsNotExist(err) {
+			return
+		}
+	}
+
+	// Get template name and module name.
+	if in.Module == "" {
+		in.Module = gfile.Basename(gfile.RealPath(in.Name))
+	}
+	if in.MonoApp {
+		pwd := gfile.Pwd() + string(os.PathSeparator) + in.Name
+		in.Module = utils.GetImportPath(pwd)
+	}
+
+	// Replace template name to project name.
+	err = gfile.ReplaceDirFunc(func(path, content string) string {
+		for _, ignoreFile := range ignoreFiles {
+			if strings.Contains(path, ignoreFile) {
+				return content
+			}
+		}
+		return gstr.Replace(gfile.GetContents(path), cInitRepoPrefix+templateRepoName, in.Module)
+	}, in.Name, "*", true)
+	if err != nil {
+		return
+	}
+
+	// Update the GoFrame version.
+	if in.Update {
+		mlog.Print("update goframe...")
+		// go get -u github.com/gogf/gf/v2@latest
+		updateCommand := `go get -u github.com/gogf/gf/v2@latest`
+		if in.Name != "." {
+			updateCommand = fmt.Sprintf(`cd %s && %s`, in.Name, updateCommand)
+		}
+		if err = gproc.ShellRun(ctx, updateCommand); err != nil {
+			mlog.Fatal(err)
+		}
+		// go mod tidy
+		gomModTidyCommand := `go mod tidy`
+		if in.Name != "." {
+			gomModTidyCommand = fmt.Sprintf(`cd %s && %s`, in.Name, gomModTidyCommand)
+		}
+		if err = gproc.ShellRun(ctx, gomModTidyCommand); err != nil {
+			mlog.Fatal(err)
+		}
+	}
+
+	mlog.Print("initialization done! ")
+	if !in.Mono {
+		enjoyCommand := `gf run main.go`
+		if in.Name != "." {
+			enjoyCommand = fmt.Sprintf(`cd %s && %s`, in.Name, enjoyCommand)
+		}
+		mlog.Printf(`you can now run "%s" to start your journey, enjoy!`, enjoyCommand)
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_install.go

@@ -0,0 +1,34 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/frame/g"
+
+	"hotgo/internal/library/hggen/internal/service"
+)
+
+var (
+	Install = cInstall{}
+)
+
+type cInstall struct {
+	g.Meta `name:"install" brief:"install gf binary to system (might need root/admin permission)"`
+}
+
+type cInstallInput struct {
+	g.Meta `name:"install"`
+}
+
+type cInstallOutput struct{}
+
+func (c cInstall) Index(ctx context.Context, in cInstallInput) (out *cInstallOutput, err error) {
+	err = service.Install.Run(ctx)
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_pack.go

@@ -0,0 +1,104 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"strings"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gres"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/allyes"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Pack = cPack{}
+)
+
+type cPack struct {
+	g.Meta `name:"pack" usage:"{cPackUsage}" brief:"{cPackBrief}" eg:"{cPackEg}"`
+}
+
+const (
+	cPackUsage = `gf pack SRC DST`
+	cPackBrief = `packing any file/directory to a resource file, or a go file`
+	cPackEg    = `
+gf pack public data.bin
+gf pack public,template data.bin
+gf pack public,template packed/data.go
+gf pack public,template,config packed/data.go
+gf pack public,template,config packed/data.go -n=packed -p=/var/www/my-app
+gf pack /var/www/public packed/data.go -n=packed
+`
+	cPackSrcBrief = `source path for packing, which can be multiple source paths.`
+	cPackDstBrief = `
+destination file path for packed file. if extension of the filename is ".go" and "-n" option is given, 
+it enables packing SRC to go file, or else it packs SRC into a binary file.
+`
+	cPackNameBrief     = `package name for output go file, it's set as its directory name if no name passed`
+	cPackPrefixBrief   = `prefix for each file packed into the resource file`
+	cPackKeepPathBrief = `keep the source path from system to resource file, usually for relative path`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cPackUsage`:         cPackUsage,
+		`cPackBrief`:         cPackBrief,
+		`cPackEg`:            cPackEg,
+		`cPackSrcBrief`:      cPackSrcBrief,
+		`cPackDstBrief`:      cPackDstBrief,
+		`cPackNameBrief`:     cPackNameBrief,
+		`cPackPrefixBrief`:   cPackPrefixBrief,
+		`cPackKeepPathBrief`: cPackKeepPathBrief,
+	})
+}
+
+type cPackInput struct {
+	g.Meta   `name:"pack" config:"gfcli.pack"`
+	Src      string `name:"SRC" arg:"true" v:"required" brief:"{cPackSrcBrief}"`
+	Dst      string `name:"DST" arg:"true" v:"required" brief:"{cPackDstBrief}"`
+	Name     string `name:"name"     short:"n" brief:"{cPackNameBrief}"`
+	Prefix   string `name:"prefix"   short:"p" brief:"{cPackPrefixBrief}"`
+	KeepPath bool   `name:"keepPath" short:"k" brief:"{cPackKeepPathBrief}" orphan:"true"`
+}
+
+type cPackOutput struct{}
+
+func (c cPack) Index(ctx context.Context, in cPackInput) (out *cPackOutput, err error) {
+	if gfile.Exists(in.Dst) && gfile.IsDir(in.Dst) {
+		mlog.Fatalf("DST path '%s' cannot be a directory", in.Dst)
+	}
+	if !gfile.IsEmpty(in.Dst) && !allyes.Check() {
+		s := gcmd.Scanf("path '%s' is not empty, files might be overwrote, continue? [y/n]: ", in.Dst)
+		if strings.EqualFold(s, "n") {
+			return
+		}
+	}
+	if in.Name == "" && gfile.ExtName(in.Dst) == "go" {
+		in.Name = gfile.Basename(gfile.Dir(in.Dst))
+	}
+	var option = gres.Option{
+		Prefix:   in.Prefix,
+		KeepPath: in.KeepPath,
+	}
+	if in.Name != "" {
+		if err = gres.PackToGoFileWithOption(in.Src, in.Dst, in.Name, option); err != nil {
+			mlog.Fatalf("pack failed: %v", err)
+		}
+	} else {
+		if err = gres.PackToFileWithOption(in.Src, in.Dst, option); err != nil {
+			mlog.Fatalf("pack failed: %v", err)
+		}
+	}
+	mlog.Print("done!")
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_run.go

@@ -0,0 +1,283 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+	"runtime"
+	"strings"
+	"time"
+
+	"github.com/gogf/gf/v2/container/gtype"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gfsnotify"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/gogf/gf/v2/os/gtimer"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var Run = cRun{}
+
+type cRun struct {
+	g.Meta `name:"run" usage:"{cRunUsage}" brief:"{cRunBrief}" eg:"{cRunEg}" dc:"{cRunDc}"`
+}
+
+type cRunApp struct {
+	File       string   // Go run file name.
+	Path       string   // Directory storing built binary.
+	Options    string   // Extra "go run" options.
+	Args       string   // Custom arguments.
+	WatchPaths []string // Watch paths for live reload.
+}
+
+const (
+	cRunUsage = `gf run FILE [OPTION]`
+	cRunBrief = `running go codes with hot-compiled-like feature`
+	cRunEg    = `
+gf run main.go
+gf run main.go --args "server -p 8080"
+gf run main.go -mod=vendor
+gf run main.go -w "manifest/config/*.yaml"
+`
+	cRunDc = `
+The "run" command is used for running go codes with hot-compiled-like feature,
+which compiles and runs the go codes asynchronously when codes change.
+`
+	cRunFileBrief       = `building file path.`
+	cRunPathBrief       = `output directory path for built binary file. it's "./" in default`
+	cRunExtraBrief      = `the same options as "go run"/"go build" except some options as follows defined`
+	cRunArgsBrief       = `custom arguments for your process`
+	cRunWatchPathsBrief = `watch additional paths for live reload, separated by ",". i.e. "manifest/config/*.yaml"`
+)
+
+var process *gproc.Process
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cRunUsage`:           cRunUsage,
+		`cRunBrief`:           cRunBrief,
+		`cRunEg`:              cRunEg,
+		`cRunDc`:              cRunDc,
+		`cRunFileBrief`:       cRunFileBrief,
+		`cRunPathBrief`:       cRunPathBrief,
+		`cRunExtraBrief`:      cRunExtraBrief,
+		`cRunArgsBrief`:       cRunArgsBrief,
+		`cRunWatchPathsBrief`: cRunWatchPathsBrief,
+	})
+}
+
+type (
+	cRunInput struct {
+		g.Meta     `name:"run" config:"gfcli.run"`
+		File       string   `name:"FILE"       arg:"true" brief:"{cRunFileBrief}" v:"required"`
+		Path       string   `name:"path"       short:"p"  brief:"{cRunPathBrief}" d:"./"`
+		Extra      string   `name:"extra"      short:"e"  brief:"{cRunExtraBrief}"`
+		Args       string   `name:"args"       short:"a"  brief:"{cRunArgsBrief}"`
+		WatchPaths []string `name:"watchPaths" short:"w"  brief:"{cRunWatchPathsBrief}"`
+	}
+	cRunOutput struct{}
+)
+
+func (c cRun) Index(ctx context.Context, in cRunInput) (out *cRunOutput, err error) {
+	if !gfile.Exists(in.File) {
+		mlog.Fatalf(`given file "%s" not found`, in.File)
+	}
+	if !gfile.IsFile(in.File) {
+		mlog.Fatalf(`given "%s" is not a file`, in.File)
+	}
+	// Necessary check.
+	if gproc.SearchBinary("go") == "" {
+		mlog.Fatalf(`command "go" not found in your environment, please install golang first to proceed this command`)
+	}
+
+	if len(in.WatchPaths) == 1 {
+		in.WatchPaths = strings.Split(in.WatchPaths[0], ",")
+		mlog.Printf("watchPaths: %v", in.WatchPaths)
+	}
+
+	app := &cRunApp{
+		File:       in.File,
+		Path:       filepath.FromSlash(in.Path),
+		Options:    in.Extra,
+		Args:       in.Args,
+		WatchPaths: in.WatchPaths,
+	}
+	dirty := gtype.NewBool()
+
+	outputPath := app.genOutputPath()
+	callbackFunc := func(event *gfsnotify.Event) {
+		if !event.IsWrite() && !event.IsCreate() && !event.IsRemove() && !event.IsRename() {
+			return
+		}
+
+		if gfile.ExtName(event.Path) != "go" {
+			return
+		}
+
+		// Variable `dirty` is used for running the changes only one in one second.
+		if !dirty.Cas(false, true) {
+			return
+		}
+
+		// With some delay in case of multiple code changes in very short interval.
+		gtimer.SetTimeout(ctx, 1500*gtime.MS, func(ctx context.Context) {
+			defer dirty.Set(false)
+			mlog.Printf(`watched file changes: %s`, event.String())
+			app.Run(ctx, outputPath)
+		})
+	}
+
+	if len(app.WatchPaths) > 0 {
+		for _, path := range app.WatchPaths {
+			_, err = gfsnotify.Add(gfile.RealPath(path), callbackFunc)
+			if err != nil {
+				mlog.Fatal(err)
+			}
+		}
+	} else {
+		_, err = gfsnotify.Add(gfile.RealPath("."), callbackFunc)
+		if err != nil {
+			mlog.Fatal(err)
+		}
+	}
+
+	go app.Run(ctx, outputPath)
+
+	gproc.AddSigHandlerShutdown(func(sig os.Signal) {
+		app.End(ctx, sig, outputPath)
+		os.Exit(0)
+	})
+	gproc.Listen()
+
+	select {}
+}
+
+func (app *cRunApp) Run(ctx context.Context, outputPath string) {
+	// Rebuild and run the codes.
+	mlog.Printf("build: %s", app.File)
+
+	// In case of `pipe: too many open files` error.
+	// Build the app.
+	buildCommand := fmt.Sprintf(
+		`go build -o %s %s %s`,
+		outputPath,
+		app.Options,
+		app.File,
+	)
+	mlog.Print(buildCommand)
+	result, err := gproc.ShellExec(ctx, buildCommand)
+	if err != nil {
+		mlog.Printf("build error: \n%s%s", result, err.Error())
+		return
+	}
+	// Kill the old process if build successfully.
+	if process != nil {
+		if err := process.Kill(); err != nil {
+			mlog.Debugf("kill process error: %s", err.Error())
+		}
+	}
+	// Run the binary file.
+	runCommand := fmt.Sprintf(`%s %s`, outputPath, app.Args)
+	mlog.Print(runCommand)
+	if runtime.GOOS == "windows" {
+		// Special handling for windows platform.
+		// DO NOT USE "cmd /c" command.
+		process = gproc.NewProcess(outputPath, strings.Fields(app.Args))
+	} else {
+		process = gproc.NewProcessCmd(runCommand, nil)
+	}
+	if pid, err := process.Start(ctx); err != nil {
+		mlog.Printf("build running error: %s", err.Error())
+	} else {
+		mlog.Printf("build running pid: %d", pid)
+	}
+}
+
+func (app *cRunApp) End(ctx context.Context, sig os.Signal, outputPath string) {
+	// Delete the binary file.
+	// firstly, kill the process.
+	if process != nil {
+		if sig != nil && runtime.GOOS != "windows" {
+			if err := process.Signal(sig); err != nil {
+				mlog.Debugf("send signal to process error: %s", err.Error())
+				if err := process.Kill(); err != nil {
+					mlog.Debugf("kill process error: %s", err.Error())
+				}
+			} else {
+				waitCtx, cancel := context.WithTimeout(ctx, 30*time.Second)
+				defer cancel()
+				done := make(chan error, 1)
+				go func() {
+					select {
+					case <-waitCtx.Done():
+						done <- waitCtx.Err()
+					case done <- process.Wait():
+					}
+				}()
+				err := <-done
+				if err != nil {
+					mlog.Debugf("process wait error: %s", err.Error())
+					if err := process.Kill(); err != nil {
+						mlog.Debugf("kill process error: %s", err.Error())
+					}
+				} else {
+					mlog.Debug("process exited gracefully")
+				}
+			}
+		} else {
+			if err := process.Kill(); err != nil {
+				mlog.Debugf("kill process error: %s", err.Error())
+			}
+		}
+	}
+	if err := gfile.RemoveFile(outputPath); err != nil {
+		mlog.Printf("delete binary file error: %s", err.Error())
+	} else {
+		mlog.Printf("deleted binary file: %s", outputPath)
+	}
+}
+
+func (app *cRunApp) genOutputPath() (outputPath string) {
+	var renamePath string
+	outputPath = gfile.Join(app.Path, gfile.Name(app.File))
+	if runtime.GOOS == "windows" {
+		outputPath += ".exe"
+		if gfile.Exists(outputPath) {
+			renamePath = outputPath + "~"
+			if err := gfile.Rename(outputPath, renamePath); err != nil {
+				mlog.Print(err)
+			}
+		}
+	}
+	return filepath.FromSlash(outputPath)
+}
+
+func matchWatchPaths(watchPaths []string, eventPath string) bool {
+	for _, path := range watchPaths {
+		absPath, err := filepath.Abs(path)
+		if err != nil {
+			mlog.Printf("match watchPath '%s' error: %s", path, err.Error())
+			continue
+		}
+		matched, err := filepath.Match(absPath, eventPath)
+		if err != nil {
+			mlog.Printf("match watchPath '%s' error: %s", path, err.Error())
+			continue
+		}
+		if matched {
+			return true
+		}
+	}
+	return false
+}

server/internal/library/hggen/internal/cmd/cmd_tpl.go

@@ -0,0 +1,174 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/encoding/gjson"
+	"github.com/gogf/gf/v2/errors/gerror"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gtag"
+	"github.com/gogf/gf/v2/util/gutil"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Tpl = cTpl{}
+)
+
+type cTpl struct {
+	g.Meta `name:"tpl" brief:"{cTplBrief}" dc:"{cTplDc}"`
+}
+
+const (
+	cTplBrief = `template parsing and building commands`
+	cTplDc    = `
+The "tpl" command is used for template parsing and building purpose.
+It can parse either template file or folder with multiple types of values support,
+like json/xml/yaml/toml/ini.
+`
+	cTplParseBrief = `parse either template file or folder with multiple types of values`
+	cTplParseEg    = `
+gf tpl parse -p ./template -v values.json -r
+gf tpl parse -p ./template -v values.json -n *.tpl -r
+gf tpl parse -p ./template -v values.json -d '${{,}}' -r
+gf tpl parse -p ./template -v values.json -o ./template.parsed
+`
+	cTplSupportValuesFilePattern = `*.json,*.xml,*.yaml,*.yml,*.toml,*.ini`
+)
+
+type (
+	cTplParseInput struct {
+		g.Meta     `name:"parse" config:"gfcli.tpl.parse" brief:"{cTplParseBrief}" eg:"{cTplParseEg}"`
+		Path       string `name:"path"       short:"p" brief:"template file or folder path" v:"required"`
+		Pattern    string `name:"pattern"    short:"n" brief:"template file pattern when path is a folder, default is:*" d:"*"`
+		Recursive  bool   `name:"recursive"  short:"c" brief:"recursively parsing files if path is folder, default is:true" d:"true"`
+		Values     string `name:"values"     short:"v" brief:"template values file/folder, support file types like: json/xml/yaml/toml/ini" v:"required"`
+		Output     string `name:"output"     short:"o" brief:"output file/folder path"`
+		Delimiters string `name:"delimiters" short:"d" brief:"delimiters for template content parsing, default is:{{,}}" d:"{{,}}"`
+		Replace    bool   `name:"replace"    short:"r" brief:"replace original files" orphan:"true"`
+	}
+	cTplParseOutput struct{}
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cTplBrief`:      cTplBrief,
+		`cTplDc`:         cTplDc,
+		`cTplParseEg`:    cTplParseEg,
+		`cTplParseBrief`: cTplParseBrief,
+	})
+}
+
+func (c *cTpl) Parse(ctx context.Context, in cTplParseInput) (out *cTplParseOutput, err error) {
+	if in.Output == "" && !in.Replace {
+		return nil, gerror.New(`parameter output and replace should not be both empty`)
+	}
+	delimiters := gstr.SplitAndTrim(in.Delimiters, ",")
+	mlog.Debugf("delimiters input:%s, parsed:%#v", in.Delimiters, delimiters)
+	if len(delimiters) != 2 {
+		return nil, gerror.Newf(`invalid delimiters: %s`, in.Delimiters)
+	}
+	g.View().SetDelimiters(delimiters[0], delimiters[1])
+	valuesMap, err := c.loadValues(ctx, in.Values)
+	if err != nil {
+		return nil, err
+	}
+	if len(valuesMap) == 0 {
+		return nil, gerror.Newf(`empty values loaded from values file/folder "%s"`, in.Values)
+	}
+	err = c.parsePath(ctx, valuesMap, in)
+	if err == nil {
+		mlog.Print("done!")
+	}
+	return
+}
+
+func (c *cTpl) parsePath(ctx context.Context, values g.Map, in cTplParseInput) (err error) {
+	if !gfile.Exists(in.Path) {
+		return gerror.Newf(`path "%s" does not exist`, in.Path)
+	}
+	var (
+		path         string
+		files        []string
+		relativePath string
+		outputPath   string
+	)
+	path = gfile.RealPath(in.Path)
+	if gfile.IsDir(path) {
+		files, err = gfile.ScanDirFile(path, in.Pattern, in.Recursive)
+		if err != nil {
+			return err
+		}
+		for _, file := range files {
+			relativePath = gstr.Replace(file, path, "")
+			if in.Output != "" {
+				outputPath = gfile.Join(in.Output, relativePath)
+			}
+			if err = c.parseFile(ctx, file, outputPath, values, in); err != nil {
+				return
+			}
+		}
+		return
+	}
+	if in.Output != "" {
+		outputPath = in.Output
+	}
+	err = c.parseFile(ctx, path, outputPath, values, in)
+	return
+}
+
+func (c *cTpl) parseFile(ctx context.Context, file string, output string, values g.Map, in cTplParseInput) (err error) {
+	output = gstr.ReplaceByMap(output, g.MapStrStr{
+		`\\`: `\`,
+		`//`: `/`,
+	})
+	content, err := g.View().Parse(ctx, file, values)
+	if err != nil {
+		return err
+	}
+	if output != "" {
+		mlog.Printf(`parse file "%s" to "%s"`, file, output)
+		return gfile.PutContents(output, content)
+	}
+	if in.Replace {
+		mlog.Printf(`parse and replace file "%s"`, file)
+		return gfile.PutContents(file, content)
+	}
+	return nil
+}
+
+func (c *cTpl) loadValues(ctx context.Context, valuesPath string) (data g.Map, err error) {
+	if !gfile.Exists(valuesPath) {
+		return nil, gerror.Newf(`values file/folder "%s" does not exist`, valuesPath)
+	}
+	var j *gjson.Json
+	if gfile.IsDir(valuesPath) {
+		var valueFiles []string
+		valueFiles, err = gfile.ScanDirFile(valuesPath, cTplSupportValuesFilePattern, true)
+		if err != nil {
+			return nil, err
+		}
+		data = make(g.Map)
+		for _, file := range valueFiles {
+			if j, err = gjson.Load(file); err != nil {
+				return nil, err
+			}
+			gutil.MapMerge(data, j.Map())
+		}
+		return
+	}
+	if j, err = gjson.Load(valuesPath); err != nil {
+		return nil, err
+	}
+	data = j.Map()
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_up.go

@@ -0,0 +1,279 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"runtime"
+
+	"github.com/gogf/selfupdate"
+
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/genv"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+var (
+	Up = cUp{}
+)
+
+type cUp struct {
+	g.Meta `name:"up" brief:"upgrade GoFrame version/tool to latest one in current project" eg:"{cUpEg}" `
+}
+
+const (
+	gfPackage = `github.com/gogf/gf/`
+	cUpEg     = `
+gf up
+gf up -a
+gf up -c
+gf up -cf
+gf up -a -m=install
+gf up -a -m=install -p=github.com/gogf/gf/cmd/gf/v2@latest
+`
+	cliMethodHttpDownload = "http"
+	cliMethodGoInstall    = "install"
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`cUpEg`: cUpEg,
+	})
+}
+
+type cUpInput struct {
+	g.Meta               `name:"up" config:"gfcli.up"`
+	All                  bool   `name:"all" short:"a" brief:"upgrade both version and cli, auto fix codes" orphan:"true"`
+	Cli                  bool   `name:"cli" short:"c" brief:"also upgrade CLI tool" orphan:"true"`
+	Fix                  bool   `name:"fix" short:"f" brief:"auto fix codes(it only make sense if cli is to be upgraded)" orphan:"true"`
+	CliDownloadingMethod string `name:"cli-download-method" short:"m" brief:"cli upgrade method: http=download binary via HTTP GET, install=upgrade via go install" d:"http"`
+	// CliModulePath specifies the module path for CLI installation via go install.
+	// This is used when CliDownloadingMethod is set to "install".
+	CliModulePath string `name:"cli-module-path" short:"p" brief:"custom cli module path for upgrade CLI tool with go install method" d:"github.com/gogf/gf/cmd/gf/v2@latest"`
+}
+
+type cUpOutput struct{}
+
+func (c cUp) Index(ctx context.Context, in cUpInput) (out *cUpOutput, err error) {
+	defer func() {
+		if err == nil {
+			mlog.Print()
+			mlog.Print(`👏congratulations! you've upgraded to the latest version of GoFrame! enjoy it!👏`)
+			mlog.Print()
+		}
+	}()
+
+	var doUpgradeVersionOut *doUpgradeVersionOutput
+	if in.All {
+		in.Cli = true
+		in.Fix = true
+	}
+	if doUpgradeVersionOut, err = c.doUpgradeVersion(ctx, in); err != nil {
+		return nil, err
+	}
+
+	if in.Cli {
+		if err = c.doUpgradeCLI(ctx, in); err != nil {
+			return nil, err
+		}
+	}
+
+	if in.Cli && in.Fix {
+		if doUpgradeVersionOut != nil && len(doUpgradeVersionOut.Items) > 0 {
+			upgradedPathSet := gset.NewStrSet()
+			for _, item := range doUpgradeVersionOut.Items {
+				if !upgradedPathSet.AddIfNotExist(item.DirPath) {
+					continue
+				}
+				if err = c.doAutoFixing(ctx, item.DirPath, item.Version); err != nil {
+					return nil, err
+				}
+			}
+		}
+	}
+	return
+}
+
+type doUpgradeVersionOutput struct {
+	Items []doUpgradeVersionOutputItem
+}
+
+type doUpgradeVersionOutputItem struct {
+	DirPath string
+	Version string
+}
+
+func (c cUp) doUpgradeVersion(ctx context.Context, in cUpInput) (out *doUpgradeVersionOutput, err error) {
+	mlog.Print(`start upgrading version...`)
+	out = &doUpgradeVersionOutput{
+		Items: make([]doUpgradeVersionOutputItem, 0),
+	}
+	type Package struct {
+		Name    string
+		Version string
+	}
+
+	var (
+		temp      string
+		dirPath   = gfile.Pwd()
+		goModPath = gfile.Join(dirPath, "go.mod")
+	)
+	// It recursively upgrades the go.mod from sub folder to its parent folders.
+	for {
+		if gfile.Exists(goModPath) {
+			var packages []Package
+			err = gfile.ReadLines(goModPath, func(line string) error {
+				line = gstr.Trim(line)
+				line = gstr.TrimLeftStr(line, "require ")
+				line = gstr.Trim(line)
+				if gstr.HasPrefix(line, gfPackage) {
+					array := gstr.SplitAndTrim(line, " ")
+					packages = append(packages, Package{
+						Name:    array[0],
+						Version: array[1],
+					})
+				}
+				return nil
+			})
+			if err != nil {
+				return
+			}
+			for _, pkg := range packages {
+				mlog.Printf(`upgrading "%s" from "%s" to "latest"`, pkg.Name, pkg.Version)
+				mlog.Printf(`running command: go get %s@latest`, pkg.Name)
+				// go get @latest
+				command := fmt.Sprintf(`cd %s && go get %s@latest`, dirPath, pkg.Name)
+				if err = gproc.ShellRun(ctx, command); err != nil {
+					return
+				}
+				// go mod tidy
+				if err = utils.GoModTidy(ctx, dirPath); err != nil {
+					return nil, err
+				}
+				out.Items = append(out.Items, doUpgradeVersionOutputItem{
+					DirPath: dirPath,
+					Version: pkg.Version,
+				})
+			}
+			return
+		}
+		temp = gfile.Dir(dirPath)
+		if temp == "" || temp == dirPath {
+			return
+		}
+		dirPath = temp
+		goModPath = gfile.Join(dirPath, "go.mod")
+	}
+}
+
+// doUpgradeCLI downloads the new version binary with process.
+func (c cUp) doUpgradeCLI(ctx context.Context, in cUpInput) (err error) {
+	mlog.Print(`start upgrading cli...`)
+	fmt.Println(` cli upgrade method:`, in.CliDownloadingMethod)
+	switch in.CliDownloadingMethod {
+	case cliMethodHttpDownload:
+		return c.doUpgradeCLIWithHttpDownload(ctx)
+	case cliMethodGoInstall:
+		return c.doUpgradeCLIWithGoInstall(ctx, in)
+	default:
+		mlog.Fatalf(`invalid cli upgrade method: "%s", please use "http" or "install"`, in.CliDownloadingMethod)
+	}
+	return
+}
+
+func (c cUp) doUpgradeCLIWithHttpDownload(ctx context.Context) (err error) {
+	mlog.Print(`start upgrading cli with http get download...`)
+	var (
+		downloadUrl = fmt.Sprintf(
+			`https://github.com/gogf/gf/releases/latest/download/gf_%s_%s`,
+			runtime.GOOS, runtime.GOARCH,
+		)
+		localSaveFilePath = gfile.SelfPath() + "~"
+	)
+
+	if runtime.GOOS == "windows" {
+		downloadUrl += ".exe"
+	}
+
+	mlog.Printf(`start downloading "%s" to "%s", it may take some time`, downloadUrl, localSaveFilePath)
+	err = utils.HTTPDownloadFileWithPercent(downloadUrl, localSaveFilePath)
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		mlog.Printf(`new version cli binary is successfully installed to "%s"`, gfile.SelfPath())
+		mlog.Printf(`remove temporary buffer file "%s"`, localSaveFilePath)
+		_ = gfile.RemoveFile(localSaveFilePath)
+	}()
+
+	// It fails if file not exist or its size is less than 1MB.
+	if !gfile.Exists(localSaveFilePath) || gfile.Size(localSaveFilePath) < 1024*1024 {
+		mlog.Fatalf(`download "%s" to "%s" failed`, downloadUrl, localSaveFilePath)
+	}
+
+	newFile, err := gfile.Open(localSaveFilePath)
+	if err != nil {
+		return err
+	}
+	// selfupdate
+	err = selfupdate.Apply(newFile, selfupdate.Options{})
+	if err != nil {
+		return err
+	}
+	return
+}
+
+func (c cUp) doUpgradeCLIWithGoInstall(ctx context.Context, in cUpInput) (err error) {
+	mlog.Print(`upgrading cli with go install...`)
+	if !genv.Contains("GOPATH") {
+		mlog.Fatal(`"GOPATH" environment variable does not exist, please check your go installation`)
+	}
+
+	command := fmt.Sprintf(`go install %s`, in.CliModulePath)
+	mlog.Printf(`running command: %s`, command)
+	err = gproc.ShellRun(ctx, command)
+	if err != nil {
+		return err
+	}
+
+	cliFilePath := gfile.Join(genv.Get("GOPATH").String(), "bin/gf")
+	if runtime.GOOS == "windows" {
+		cliFilePath += ".exe"
+	}
+
+	// It fails if file not exist or its size is less than 1MB.
+	if !gfile.Exists(cliFilePath) || gfile.Size(cliFilePath) < 1024*1024 {
+		mlog.Fatalf(`go install %s failed, "%s" does not exist or its size is less than 1MB`, in.CliModulePath, cliFilePath)
+	}
+
+	newFile, err := gfile.Open(cliFilePath)
+	if err != nil {
+		return err
+	}
+	// selfupdate
+	err = selfupdate.Apply(newFile, selfupdate.Options{})
+	if err != nil {
+		return err
+	}
+	return
+}
+
+func (c cUp) doAutoFixing(ctx context.Context, dirPath string, version string) (err error) {
+	mlog.Printf(`auto fixing directory path "%s" from version "%s" ...`, dirPath, version)
+	command := fmt.Sprintf(`gf fix -p %s`, dirPath)
+	_ = gproc.ShellRun(ctx, command)
+	return
+}

server/internal/library/hggen/internal/cmd/cmd_version.go

@@ -0,0 +1,162 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package cmd
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"runtime"
+	"strings"
+	"time"
+
+	"github.com/gogf/gf/v2"
+	"github.com/gogf/gf/v2/errors/gerror"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gbuild"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Version = cVersion{}
+)
+
+const (
+	defaultIndent = "{{indent}}"
+)
+
+type cVersion struct {
+	g.Meta `name:"version" brief:"show version information of current binary"`
+}
+
+type cVersionInput struct {
+	g.Meta `name:"version"`
+}
+
+type cVersionOutput struct{}
+
+func (c cVersion) Index(ctx context.Context, in cVersionInput) (*cVersionOutput, error) {
+	detailBuffer := &detailBuffer{}
+	detailBuffer.WriteString(fmt.Sprintf("%s", gf.VERSION))
+
+	detailBuffer.appendLine(0, "Welcome to GoFrame!")
+
+	detailBuffer.appendLine(0, "Env Detail:")
+	goVersion, ok := getGoVersion()
+	if ok {
+		detailBuffer.appendLine(1, fmt.Sprintf("Go Version: %s", goVersion))
+		detailBuffer.appendLine(1, fmt.Sprintf("GF Version(go.mod): %s", getGoFrameVersion(2)))
+	} else {
+		v, err := c.getGFVersionOfCurrentProject()
+		if err == nil {
+			detailBuffer.appendLine(1, fmt.Sprintf("GF Version(go.mod): %s", v))
+		} else {
+			detailBuffer.appendLine(1, fmt.Sprintf("GF Version(go.mod): %s", err.Error()))
+		}
+	}
+
+	detailBuffer.appendLine(0, "CLI Detail:")
+	detailBuffer.appendLine(1, fmt.Sprintf("Installed At: %s", gfile.SelfPath()))
+	info := gbuild.Info()
+	if info.GoFrame == "" {
+		detailBuffer.appendLine(1, fmt.Sprintf("Built Go Version: %s", runtime.Version()))
+		detailBuffer.appendLine(1, fmt.Sprintf("Built GF Version: %s", gf.VERSION))
+	} else {
+		if info.Git == "" {
+			info.Git = "none"
+		}
+		detailBuffer.appendLine(1, fmt.Sprintf("Built Go Version: %s", info.Golang))
+		detailBuffer.appendLine(1, fmt.Sprintf("Built GF Version: %s", info.GoFrame))
+		detailBuffer.appendLine(1, fmt.Sprintf("Git Commit: %s", info.Git))
+		detailBuffer.appendLine(1, fmt.Sprintf("Built Time: %s", info.Time))
+	}
+
+	detailBuffer.appendLine(0, "Others Detail:")
+	detailBuffer.appendLine(1, "Docs: https://goframe.org")
+	detailBuffer.appendLine(1, fmt.Sprintf("Now : %s", time.Now().Format(time.RFC3339)))
+
+	mlog.Print(detailBuffer.replaceAllIndent("  "))
+	return nil, nil
+}
+
+// detailBuffer is a buffer for detail information.
+type detailBuffer struct {
+	bytes.Buffer
+}
+
+// appendLine appends a line to the buffer with given indent level.
+func (d *detailBuffer) appendLine(indentLevel int, line string) {
+	d.WriteString(fmt.Sprintf("\n%s%s", strings.Repeat(defaultIndent, indentLevel), line))
+}
+
+// replaceAllIndent replaces the tab with given indent string and prints the buffer content.
+func (d *detailBuffer) replaceAllIndent(indentStr string) string {
+	return strings.ReplaceAll(d.String(), defaultIndent, indentStr)
+}
+
+// getGoFrameVersion returns the goframe version of current project using.
+func getGoFrameVersion(indentLevel int) (gfVersion string) {
+	pkgInfo, err := gproc.ShellExec(context.Background(), `go list -f "{{if (not .Main)}}{{.Path}}@{{.Version}}{{end}}" -m all`)
+	if err != nil {
+		return "cannot find go.mod"
+	}
+	pkgList := gstr.Split(pkgInfo, "\n")
+	for _, v := range pkgList {
+		if strings.HasPrefix(v, "github.com/gogf/gf") {
+			gfVersion += fmt.Sprintf("\n%s%s", strings.Repeat(defaultIndent, indentLevel), v)
+		}
+	}
+	return
+}
+
+// getGoVersion returns the go version
+func getGoVersion() (goVersion string, ok bool) {
+	goVersion, err := gproc.ShellExec(context.Background(), "go version")
+	if err != nil {
+		return "", false
+	}
+	goVersion = gstr.TrimLeftStr(goVersion, "go version ")
+	goVersion = gstr.TrimRightStr(goVersion, "\n")
+	return goVersion, true
+}
+
+// getGFVersionOfCurrentProject checks and returns the GoFrame version current project using.
+func (c cVersion) getGFVersionOfCurrentProject() (string, error) {
+	goModPath := gfile.Join(gfile.Pwd(), "go.mod")
+	if gfile.Exists(goModPath) {
+		lines := gstr.SplitAndTrim(gfile.GetContents(goModPath), "\n")
+		for _, line := range lines {
+			line = gstr.Trim(line)
+			line = gstr.TrimLeftStr(line, "require ")
+			line = gstr.Trim(line)
+			// Version 1.
+			match, err := gregex.MatchString(`^github\.com/gogf/gf\s+(.+)$`, line)
+			if err != nil {
+				return "", err
+			}
+			if len(match) <= 1 {
+				// Version > 1.
+				match, err = gregex.MatchString(`^github\.com/gogf/gf/v\d\s+(.+)$`, line)
+				if err != nil {
+					return "", err
+				}
+			}
+			if len(match) > 1 {
+				return gstr.Trim(match[1]), nil
+			}
+		}
+
+		return "", gerror.New("cannot find goframe requirement in go.mod")
+	} else {
+		return "", gerror.New("cannot find go.mod")
+	}
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl.go

@@ -0,0 +1,238 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/gogf/gf/v2/util/gconv"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+const (
+	CGenCtrlConfig = `gfcli.gen.ctrl`
+	CGenCtrlUsage  = `gf gen ctrl [OPTION]`
+	CGenCtrlBrief  = `parse api definitions to generate controller/sdk go files`
+	CGenCtrlEg     = `
+gf gen ctrl
+`
+	CGenCtrlBriefSrcFolder     = `source folder path to be parsed. default: api`
+	CGenCtrlBriefDstFolder     = `destination folder path storing automatically generated go files. default: internal/controller`
+	CGenCtrlBriefWatchFile     = `used in file watcher, it re-generates go files only if given file is under srcFolder`
+	CGenCtrlBriefSdkPath       = `also generate SDK go files for api definitions to specified directory`
+	CGenCtrlBriefSdkStdVersion = `use standard version prefix for generated sdk request path`
+	CGenCtrlBriefSdkNoV1       = `do not add version suffix for interface module name if version is v1`
+	CGenCtrlBriefClear         = `auto delete generated and unimplemented controller go files if api definitions are missing`
+	CGenCtrlControllerMerge    = `generate all controller files into one go file by name of api definition source go file`
+)
+
+const (
+	PatternCtrlDefinition = `func\s+\(.+?\)\s+\w+\(.+?\*(\w+)\.(\w+)Req\)\s+\(.+?\*(\w+)\.(\w+)Res,\s+\w+\s+error\)\s+{`
+)
+
+const (
+	genCtrlFileLockSeconds = 10
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`CGenCtrlConfig`:             CGenCtrlConfig,
+		`CGenCtrlUsage`:              CGenCtrlUsage,
+		`CGenCtrlBrief`:              CGenCtrlBrief,
+		`CGenCtrlEg`:                 CGenCtrlEg,
+		`CGenCtrlBriefSrcFolder`:     CGenCtrlBriefSrcFolder,
+		`CGenCtrlBriefDstFolder`:     CGenCtrlBriefDstFolder,
+		`CGenCtrlBriefWatchFile`:     CGenCtrlBriefWatchFile,
+		`CGenCtrlBriefSdkPath`:       CGenCtrlBriefSdkPath,
+		`CGenCtrlBriefSdkStdVersion`: CGenCtrlBriefSdkStdVersion,
+		`CGenCtrlBriefSdkNoV1`:       CGenCtrlBriefSdkNoV1,
+		`CGenCtrlBriefClear`:         CGenCtrlBriefClear,
+		`CGenCtrlControllerMerge`:    CGenCtrlControllerMerge,
+	})
+}
+
+type (
+	CGenCtrl      struct{}
+	CGenCtrlInput struct {
+		g.Meta        `name:"ctrl" config:"{CGenCtrlConfig}" usage:"{CGenCtrlUsage}" brief:"{CGenCtrlBrief}" eg:"{CGenCtrlEg}"`
+		SrcFolder     string `short:"s" name:"srcFolder"     brief:"{CGenCtrlBriefSrcFolder}" d:"api"`
+		DstFolder     string `short:"d" name:"dstFolder"     brief:"{CGenCtrlBriefDstFolder}" d:"internal/controller"`
+		WatchFile     string `short:"w" name:"watchFile"     brief:"{CGenCtrlBriefWatchFile}"`
+		SdkPath       string `short:"k" name:"sdkPath"       brief:"{CGenCtrlBriefSdkPath}"`
+		SdkStdVersion bool   `short:"v" name:"sdkStdVersion" brief:"{CGenCtrlBriefSdkStdVersion}" orphan:"true"`
+		SdkNoV1       bool   `short:"n" name:"sdkNoV1"       brief:"{CGenCtrlBriefSdkNoV1}" orphan:"true"`
+		Clear         bool   `short:"c" name:"clear"         brief:"{CGenCtrlBriefClear}" orphan:"true"`
+		Merge         bool   `short:"m" name:"merge"         brief:"{CGenCtrlControllerMerge}" orphan:"true"`
+	}
+	CGenCtrlOutput struct{}
+)
+
+func (c CGenCtrl) Ctrl(ctx context.Context, in CGenCtrlInput) (out *CGenCtrlOutput, err error) {
+	if in.WatchFile != "" {
+		err = c.generateByWatchFile(
+			in.WatchFile, in.SdkPath, in.SdkStdVersion, in.SdkNoV1, in.Clear, in.Merge,
+		)
+		mlog.Print(`done!`)
+		return
+	}
+
+	if !gfile.Exists(in.SrcFolder) {
+		mlog.Fatalf(`source folder path "%s" does not exist`, in.SrcFolder)
+	}
+	// retrieve all api modules.
+	apiModuleFolderPaths, err := gfile.ScanDir(in.SrcFolder, "*", false)
+	if err != nil {
+		return nil, err
+	}
+	for _, apiModuleFolderPath := range apiModuleFolderPaths {
+		if !gfile.IsDir(apiModuleFolderPath) {
+			continue
+		}
+		// generate go files by api module.
+		var (
+			module              = gfile.Basename(apiModuleFolderPath)
+			dstModuleFolderPath = gfile.Join(in.DstFolder, module)
+		)
+		err = c.generateByModule(
+			apiModuleFolderPath, dstModuleFolderPath, in.SdkPath,
+			in.SdkStdVersion, in.SdkNoV1, in.Clear, in.Merge,
+		)
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	mlog.Print(`done!`)
+	return
+}
+
+func (c CGenCtrl) generateByWatchFile(watchFile, sdkPath string, sdkStdVersion, sdkNoV1, clear, merge bool) (err error) {
+	// File lock to avoid multiple processes.
+	var (
+		flockFilePath = gfile.Temp("gf.cli.gen.service.lock")
+		flockContent  = gfile.GetContents(flockFilePath)
+	)
+	if flockContent != "" {
+		if gtime.Timestamp()-gconv.Int64(flockContent) < genCtrlFileLockSeconds {
+			// If another generating process is running, it just exits.
+			mlog.Debug(`another "gen service" process is running, exit`)
+			return
+		}
+	}
+	defer gfile.RemoveFile(flockFilePath)
+	_ = gfile.PutContents(flockFilePath, gtime.TimestampStr())
+
+	// check this updated file is an api file.
+	// watch file should be in standard goframe project structure.
+	var (
+		apiVersionPath      = gfile.Dir(watchFile)
+		apiModuleFolderPath = gfile.Dir(apiVersionPath)
+		shouldBeNameOfAPi   = gfile.Basename(gfile.Dir(apiModuleFolderPath))
+	)
+	if shouldBeNameOfAPi != "api" {
+		return nil
+	}
+	// watch file should have api definitions.
+	if gfile.Exists(watchFile) {
+		structsInfo, err := c.getStructsNameInSrc(watchFile)
+		if err != nil {
+			return err
+		}
+		if len(structsInfo) == 0 {
+			return nil
+		}
+	}
+
+	var (
+		projectRootPath     = gfile.Dir(gfile.Dir(apiModuleFolderPath))
+		module              = gfile.Basename(apiModuleFolderPath)
+		dstModuleFolderPath = gfile.Join(projectRootPath, "internal", "controller", module)
+	)
+	return c.generateByModule(
+		apiModuleFolderPath, dstModuleFolderPath, sdkPath, sdkStdVersion, sdkNoV1, clear, merge,
+	)
+}
+
+// parseApiModule parses certain api and generate associated go files by certain module, not all api modules.
+func (c CGenCtrl) generateByModule(
+	apiModuleFolderPath, dstModuleFolderPath, sdkPath string,
+	sdkStdVersion, sdkNoV1, clear, merge bool,
+) (err error) {
+	// parse src and dst folder go files.
+	apiItemsInSrc, err := c.getApiItemsInSrc(apiModuleFolderPath)
+	if err != nil {
+		return err
+	}
+	apiItemsInDst, err := c.getApiItemsInDst(dstModuleFolderPath)
+	if err != nil {
+		return err
+	}
+
+	// generate api interface go files.
+	if err = newApiInterfaceGenerator().Generate(apiModuleFolderPath, apiItemsInSrc); err != nil {
+		return
+	}
+
+	// generate controller go files.
+	// api filtering for already implemented api controllers.
+	var (
+		alreadyImplementedCtrlSet = gset.NewStrSet()
+		toBeImplementedApiItems   = make([]apiItem, 0)
+	)
+	for _, item := range apiItemsInDst {
+		alreadyImplementedCtrlSet.Add(item.String())
+	}
+	for _, item := range apiItemsInSrc {
+		if alreadyImplementedCtrlSet.Contains(item.String()) {
+			continue
+		}
+		toBeImplementedApiItems = append(toBeImplementedApiItems, item)
+	}
+	if len(toBeImplementedApiItems) > 0 {
+		err = newControllerGenerator().Generate(dstModuleFolderPath, toBeImplementedApiItems, merge)
+		if err != nil {
+			return
+		}
+	}
+
+	// delete unimplemented controllers if api definitions are missing.
+	if clear {
+		var (
+			apiDefinitionSet    = gset.NewStrSet()
+			extraApiItemsInCtrl = make([]apiItem, 0)
+		)
+		for _, item := range apiItemsInSrc {
+			apiDefinitionSet.Add(item.String())
+		}
+		for _, item := range apiItemsInDst {
+			if apiDefinitionSet.Contains(item.String()) {
+				continue
+			}
+			extraApiItemsInCtrl = append(extraApiItemsInCtrl, item)
+		}
+		if len(extraApiItemsInCtrl) > 0 {
+			err = newControllerClearer().Clear(dstModuleFolderPath, extraApiItemsInCtrl)
+			if err != nil {
+				return
+			}
+		}
+	}
+
+	// generate sdk go files.
+	if sdkPath != "" {
+		if err = newApiSdkGenerator().Generate(apiItemsInSrc, sdkPath, sdkStdVersion, sdkNoV1); err != nil {
+			return
+		}
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_api_item.go

@@ -0,0 +1,37 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"fmt"
+
+	"github.com/gogf/gf/v2/text/gstr"
+)
+
+type apiItem struct {
+	Import     string `eg:"demo.com/api/user/v1"`
+	FileName   string `eg:"user"`
+	Module     string `eg:"user"`
+	Version    string `eg:"v1"`
+	MethodName string `eg:"GetList"`
+	Comment    string `eg:"GetList get list"`
+}
+
+func (a apiItem) String() string {
+	return gstr.Join([]string{
+		a.Import, a.Module, a.Version, a.MethodName,
+	}, ",")
+}
+
+// GetComment returns the comment of apiItem.
+func (a apiItem) GetComment() string {
+	if a.Comment == "" {
+		return ""
+	}
+	// format for handling comments
+	return fmt.Sprintf("\n// %s %s", a.MethodName, a.Comment)
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_ast_parse.go

@@ -0,0 +1,95 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"bytes"
+	"go/ast"
+	"go/parser"
+	"go/printer"
+	"go/token"
+
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+)
+
+type structInfo struct {
+	structName string
+	comment    string
+}
+
+// getStructsNameInSrc retrieves all struct names and comment
+// that end in "Req" and have "g.Meta" in their body.
+func (c CGenCtrl) getStructsNameInSrc(filePath string) (structInfos []*structInfo, err error) {
+	var (
+		fileContent = gfile.GetContents(filePath)
+		fileSet     = token.NewFileSet()
+	)
+
+	node, err := parser.ParseFile(fileSet, "", fileContent, parser.ParseComments)
+	if err != nil {
+		return
+	}
+
+	ast.Inspect(node, func(n ast.Node) bool {
+		if typeSpec, ok := n.(*ast.TypeSpec); ok {
+			structName := typeSpec.Name.Name
+			if !gstr.HasSuffix(structName, "Req") {
+				// ignore struct name that do not end in "Req"
+				return true
+			}
+			if structType, ok := typeSpec.Type.(*ast.StructType); ok {
+				var buf bytes.Buffer
+				if err := printer.Fprint(&buf, fileSet, structType); err != nil {
+					return false
+				}
+				// ignore struct name that match a request, but has no g.Meta in its body.
+				if !gstr.Contains(buf.String(), `g.Meta`) {
+					return true
+				}
+
+				comment := typeSpec.Doc.Text()
+				// remove the struct name from the comment
+				if gstr.HasPrefix(comment, structName) {
+					comment = gstr.TrimLeftStr(comment, structName, 1)
+				}
+				// remove the comment \n or space
+				comment = gstr.Trim(comment)
+
+				structInfos = append(structInfos, &structInfo{
+					structName: structName,
+					comment:    comment,
+				})
+			}
+		}
+		return true
+	})
+
+	return
+}
+
+// getImportsInDst retrieves all import paths in the file.
+func (c CGenCtrl) getImportsInDst(filePath string) (imports []string, err error) {
+	var (
+		fileContent = gfile.GetContents(filePath)
+		fileSet     = token.NewFileSet()
+	)
+
+	node, err := parser.ParseFile(fileSet, "", fileContent, parser.ParseComments)
+	if err != nil {
+		return
+	}
+
+	ast.Inspect(node, func(n ast.Node) bool {
+		if imp, ok := n.(*ast.ImportSpec); ok {
+			imports = append(imports, imp.Path.Value)
+		}
+		return true
+	})
+
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_ast_parse_clear.go

@@ -0,0 +1,43 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"bytes"
+	"go/ast"
+	"go/parser"
+	"go/printer"
+	"go/token"
+
+	"github.com/gogf/gf/v2/os/gfile"
+)
+
+// getFuncInDst retrieves all function declarations and bodies in the file.
+func (c *controllerClearer) getFuncInDst(filePath string) (funcs []string, err error) {
+	var (
+		fileContent = gfile.GetContents(filePath)
+		fileSet     = token.NewFileSet()
+	)
+
+	node, err := parser.ParseFile(fileSet, "", fileContent, parser.ParseComments)
+	if err != nil {
+		return
+	}
+
+	ast.Inspect(node, func(n ast.Node) bool {
+		if fun, ok := n.(*ast.FuncDecl); ok {
+			var buf bytes.Buffer
+			if err := printer.Fprint(&buf, fileSet, fun); err != nil {
+				return false
+			}
+			funcs = append(funcs, buf.String())
+		}
+		return true
+	})
+
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_calculate.go

@@ -0,0 +1,137 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+func (c CGenCtrl) getApiItemsInSrc(apiModuleFolderPath string) (items []apiItem, err error) {
+	var importPath string
+	// The second level folders: versions.
+	apiVersionFolderPaths, err := gfile.ScanDir(apiModuleFolderPath, "*", false)
+	if err != nil {
+		return nil, err
+	}
+	for _, apiVersionFolderPath := range apiVersionFolderPaths {
+		if !gfile.IsDir(apiVersionFolderPath) {
+			continue
+		}
+		// The second level folders: versions.
+		apiFileFolderPaths, err := gfile.ScanDir(apiVersionFolderPath, "*.go", false)
+		if err != nil {
+			return nil, err
+		}
+		importPath = utils.GetImportPath(apiVersionFolderPath)
+		for _, apiFileFolderPath := range apiFileFolderPaths {
+			if gfile.IsDir(apiFileFolderPath) {
+				continue
+			}
+			structsInfo, err := c.getStructsNameInSrc(apiFileFolderPath)
+			if err != nil {
+				return nil, err
+			}
+			for _, s := range structsInfo {
+				// remove end "Req"
+				methodName := gstr.TrimRightStr(s.structName, "Req", 1)
+				item := apiItem{
+					Import:     gstr.Trim(importPath, `"`),
+					FileName:   gfile.Name(apiFileFolderPath),
+					Module:     gfile.Basename(apiModuleFolderPath),
+					Version:    gfile.Basename(apiVersionFolderPath),
+					MethodName: methodName,
+					Comment:    s.comment,
+				}
+				items = append(items, item)
+			}
+		}
+	}
+	return
+}
+
+func (c CGenCtrl) getApiItemsInDst(dstFolder string) (items []apiItem, err error) {
+	if !gfile.Exists(dstFolder) {
+		return nil, nil
+	}
+	type importItem struct {
+		Path  string
+		Alias string
+	}
+	filePaths, err := gfile.ScanDir(dstFolder, "*.go", true)
+	if err != nil {
+		return nil, err
+	}
+	for _, filePath := range filePaths {
+		var (
+			array       []string
+			importItems []importItem
+			importLines []string
+			module      = gfile.Basename(gfile.Dir(filePath))
+		)
+		importLines, err = c.getImportsInDst(filePath)
+		if err != nil {
+			return nil, err
+		}
+
+		// retrieve all imports.
+		for _, importLine := range importLines {
+			array = gstr.SplitAndTrim(importLine, " ")
+			if len(array) == 2 {
+				importItems = append(importItems, importItem{
+					Path:  gstr.Trim(array[1], `"`),
+					Alias: array[0],
+				})
+			} else {
+				importItems = append(importItems, importItem{
+					Path: gstr.Trim(array[0], `"`),
+				})
+			}
+		}
+		// retrieve all api usages.
+		// retrieve it without using AST, but use regular expressions to retrieve.
+		// It's because the api definition is simple and regular.
+		// Use regular expressions to get better performance.
+		fileContent := gfile.GetContents(filePath)
+		matches, err := gregex.MatchAllString(PatternCtrlDefinition, fileContent)
+		if err != nil {
+			return nil, err
+		}
+		for _, match := range matches {
+			// try to find the import path of the api.
+			var (
+				importPath string
+				version    = match[1]
+				methodName = match[2] // not the function name, but the method name in api definition.
+			)
+			for _, item := range importItems {
+				if item.Alias != "" {
+					if item.Alias == version {
+						importPath = item.Path
+						break
+					}
+					continue
+				}
+				if gfile.Basename(item.Path) == version {
+					importPath = item.Path
+					break
+				}
+			}
+			item := apiItem{
+				Import:     gstr.Trim(importPath, `"`),
+				Module:     module,
+				Version:    gfile.Basename(importPath),
+				MethodName: methodName,
+			}
+			items = append(items, item)
+		}
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_generate_ctrl.go

@@ -0,0 +1,231 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"fmt"
+	"path/filepath"
+	"strings"
+
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+type controllerGenerator struct{}
+
+func newControllerGenerator() *controllerGenerator {
+	return &controllerGenerator{}
+}
+
+func (c *controllerGenerator) Generate(dstModuleFolderPath string, apiModuleApiItems []apiItem, merge bool) (err error) {
+	var (
+		doneApiItemSet = gset.NewStrSet()
+	)
+	for _, item := range apiModuleApiItems {
+		if doneApiItemSet.Contains(item.String()) {
+			continue
+		}
+		// retrieve all api items of the same module.
+		var (
+			subItems   = c.getSubItemsByModuleAndVersion(apiModuleApiItems, item.Module, item.Version)
+			importPath = gstr.Replace(gfile.Dir(item.Import), "\\", "/", -1)
+		)
+		if err = c.doGenerateCtrlNewByModuleAndVersion(
+			dstModuleFolderPath, item.Module, item.Version, importPath,
+		); err != nil {
+			return
+		}
+
+		// use -merge
+		if merge {
+			err = c.doGenerateCtrlMergeItem(dstModuleFolderPath, subItems, doneApiItemSet)
+			continue
+		}
+
+		for _, subItem := range subItems {
+			err = c.doGenerateCtrlItem(dstModuleFolderPath, subItem)
+			if err != nil {
+				return
+			}
+			doneApiItemSet.Add(subItem.String())
+		}
+	}
+	return
+}
+
+func (c *controllerGenerator) getSubItemsByModuleAndVersion(items []apiItem, module, version string) (subItems []apiItem) {
+	for _, item := range items {
+		if item.Module == module && item.Version == version {
+			subItems = append(subItems, item)
+		}
+	}
+	return
+}
+
+func (c *controllerGenerator) doGenerateCtrlNewByModuleAndVersion(
+	dstModuleFolderPath, module, version, importPath string,
+) (err error) {
+	var (
+		moduleFilePath        = filepath.FromSlash(gfile.Join(dstModuleFolderPath, module+".go"))
+		moduleFilePathNew     = filepath.FromSlash(gfile.Join(dstModuleFolderPath, module+"_new.go"))
+		ctrlName              = fmt.Sprintf(`Controller%s`, gstr.UcFirst(version))
+		interfaceName         = fmt.Sprintf(`%s.I%s%s`, module, gstr.CaseCamel(module), gstr.UcFirst(version))
+		newFuncName           = fmt.Sprintf(`New%s`, gstr.UcFirst(version))
+		newFuncNameDefinition = fmt.Sprintf(`func %s()`, newFuncName)
+		alreadyCreated        bool
+	)
+	if !gfile.Exists(moduleFilePath) {
+		content := gstr.ReplaceByMap(consts.TemplateGenCtrlControllerEmpty, g.MapStrStr{
+			"{Module}": module,
+		})
+		if err = gfile.PutContents(moduleFilePath, gstr.TrimLeft(content)); err != nil {
+			return err
+		}
+		mlog.Printf(`generated: %s`, gfile.RealPath(moduleFilePath))
+	}
+	if !gfile.Exists(moduleFilePathNew) {
+		content := gstr.ReplaceByMap(consts.TemplateGenCtrlControllerNewEmpty, g.MapStrStr{
+			"{Module}":     module,
+			"{ImportPath}": fmt.Sprintf(`"%s"`, importPath),
+		})
+		if err = gfile.PutContents(moduleFilePathNew, gstr.TrimLeft(content)); err != nil {
+			return err
+		}
+		mlog.Printf(`generated: %s`, gfile.RealPath(moduleFilePathNew))
+	}
+	filePaths, err := gfile.ScanDir(dstModuleFolderPath, "*.go", false)
+	if err != nil {
+		return err
+	}
+	for _, filePath := range filePaths {
+		if gstr.Contains(gfile.GetContents(filePath), newFuncNameDefinition) {
+			alreadyCreated = true
+			break
+		}
+	}
+	if !alreadyCreated {
+		content := gstr.ReplaceByMap(consts.TemplateGenCtrlControllerNewFunc, g.MapStrStr{
+			"{CtrlName}":      ctrlName,
+			"{NewFuncName}":   newFuncName,
+			"{InterfaceName}": interfaceName,
+		})
+		err = gfile.PutContentsAppend(moduleFilePathNew, content)
+		if err != nil {
+			return err
+		}
+	}
+	return
+}
+
+func (c *controllerGenerator) doGenerateCtrlItem(dstModuleFolderPath string, item apiItem) (err error) {
+	var (
+		methodNameSnake = gstr.CaseSnake(item.MethodName)
+		ctrlName        = fmt.Sprintf(`Controller%s`, gstr.UcFirst(item.Version))
+		methodFilePath  = filepath.FromSlash(gfile.Join(dstModuleFolderPath, fmt.Sprintf(
+			`%s_%s_%s.go`, item.Module, item.Version, methodNameSnake,
+		)))
+	)
+	var content string
+
+	if gfile.Exists(methodFilePath) {
+		content = gstr.ReplaceByMap(consts.TemplateGenCtrlControllerMethodFuncMerge, g.MapStrStr{
+			"{Module}":        item.Module,
+			"{CtrlName}":      ctrlName,
+			"{Version}":       item.Version,
+			"{MethodName}":    item.MethodName,
+			"{MethodComment}": item.GetComment(),
+		})
+
+		if gstr.Contains(gfile.GetContents(methodFilePath), fmt.Sprintf(`func (c *%v) %v(`, ctrlName, item.MethodName)) {
+			return
+		}
+		if err = gfile.PutContentsAppend(methodFilePath, gstr.TrimLeft(content)); err != nil {
+			return err
+		}
+	} else {
+		content = gstr.ReplaceByMap(consts.TemplateGenCtrlControllerMethodFunc, g.MapStrStr{
+			"{Module}":        item.Module,
+			"{ImportPath}":    item.Import,
+			"{CtrlName}":      ctrlName,
+			"{Version}":       item.Version,
+			"{MethodName}":    item.MethodName,
+			"{MethodComment}": item.GetComment(),
+		})
+		if err = gfile.PutContents(methodFilePath, gstr.TrimLeft(content)); err != nil {
+			return err
+		}
+	}
+	mlog.Printf(`generated: %s`, gfile.RealPath(methodFilePath))
+	return
+}
+
+// use -merge
+func (c *controllerGenerator) doGenerateCtrlMergeItem(dstModuleFolderPath string, apiItems []apiItem, doneApiSet *gset.StrSet) (err error) {
+
+	type controllerFileItem struct {
+		module     string
+		version    string
+		importPath string
+		// Each ctrlFileItem has multiple CTRLs
+		controllers strings.Builder
+	}
+	// It is possible that there are multiple files under one module
+	ctrlFileItemMap := make(map[string]*controllerFileItem)
+
+	for _, api := range apiItems {
+		ctrlFileItem, found := ctrlFileItemMap[api.FileName]
+		if !found {
+			ctrlFileItem = &controllerFileItem{
+				module:      api.Module,
+				version:     api.Version,
+				controllers: strings.Builder{},
+				importPath:  api.Import,
+			}
+			ctrlFileItemMap[api.FileName] = ctrlFileItem
+		}
+
+		ctrl := gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlControllerMethodFuncMerge, g.MapStrStr{
+			"{Module}":        api.Module,
+			"{CtrlName}":      fmt.Sprintf(`Controller%s`, gstr.UcFirst(api.Version)),
+			"{Version}":       api.Version,
+			"{MethodName}":    api.MethodName,
+			"{MethodComment}": api.GetComment(),
+		}))
+		ctrlFileItem.controllers.WriteString(ctrl)
+		doneApiSet.Add(api.String())
+	}
+
+	for ctrlFileName, ctrlFileItem := range ctrlFileItemMap {
+		ctrlFilePath := gfile.Join(dstModuleFolderPath, fmt.Sprintf(
+			`%s_%s_%s.go`, ctrlFileItem.module, ctrlFileItem.version, ctrlFileName,
+		))
+
+		// This logic is only followed when a new ctrlFileItem is generated
+		// Most of the rest of the time, the following logic is followed
+		if !gfile.Exists(ctrlFilePath) {
+			ctrlFileHeader := gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlControllerHeader, g.MapStrStr{
+				"{Module}":     ctrlFileItem.module,
+				"{ImportPath}": ctrlFileItem.importPath,
+			}))
+			err = gfile.PutContents(ctrlFilePath, ctrlFileHeader)
+			if err != nil {
+				return err
+			}
+		}
+
+		if err = gfile.PutContentsAppend(ctrlFilePath, ctrlFileItem.controllers.String()); err != nil {
+			return err
+		}
+		mlog.Printf(`generated: %s`, gfile.RealPath(ctrlFilePath))
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_generate_ctrl_clear.go

@@ -0,0 +1,57 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"fmt"
+
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+type controllerClearer struct{}
+
+func newControllerClearer() *controllerClearer {
+	return &controllerClearer{}
+}
+
+func (c *controllerClearer) Clear(dstModuleFolderPath string, extraApiItemsInCtrl []apiItem) (err error) {
+	for _, item := range extraApiItemsInCtrl {
+		if err = c.doClear(dstModuleFolderPath, item); err != nil {
+			return err
+		}
+	}
+	return
+}
+
+func (c *controllerClearer) doClear(dstModuleFolderPath string, item apiItem) (err error) {
+	var (
+		methodNameSnake = gstr.CaseSnake(item.MethodName)
+		methodFilePath  = gfile.Join(dstModuleFolderPath, fmt.Sprintf(
+			`%s_%s_%s.go`, item.Module, item.Version, methodNameSnake,
+		))
+	)
+
+	funcs, err := c.getFuncInDst(methodFilePath)
+	if err != nil {
+		return err
+	}
+
+	if len(funcs) > 1 {
+		// One line.
+		if !gstr.Contains(funcs[0], "\n") && gstr.Contains(funcs[0], `CodeNotImplemented`) {
+			mlog.Printf(
+				`remove unimplemented and of no api definitions controller file: %s`,
+				methodFilePath,
+			)
+			err = gfile.RemoveFile(methodFilePath)
+		}
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_generate_interface.go

@@ -0,0 +1,118 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"fmt"
+	"path/filepath"
+
+	"github.com/gogf/gf/v2/container/gmap"
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+type apiInterfaceGenerator struct{}
+
+func newApiInterfaceGenerator() *apiInterfaceGenerator {
+	return &apiInterfaceGenerator{}
+}
+
+func (c *apiInterfaceGenerator) Generate(apiModuleFolderPath string, apiModuleApiItems []apiItem) (err error) {
+	if len(apiModuleApiItems) == 0 {
+		return nil
+	}
+	var firstApiItem = apiModuleApiItems[0]
+	if err = c.doGenerate(apiModuleFolderPath, firstApiItem.Module, apiModuleApiItems); err != nil {
+		return
+	}
+	return
+}
+
+func (c *apiInterfaceGenerator) doGenerate(apiModuleFolderPath string, module string, items []apiItem) (err error) {
+	var (
+		moduleFilePath = filepath.FromSlash(gfile.Join(apiModuleFolderPath, fmt.Sprintf(`%s.go`, module)))
+		importPathMap  = gmap.NewListMap()
+		importPaths    []string
+	)
+	// if there's already exist file that with the same but not auto generated go file,
+	// it uses another file name.
+	if !utils.IsFileDoNotEdit(moduleFilePath) {
+		moduleFilePath = filepath.FromSlash(gfile.Join(apiModuleFolderPath, fmt.Sprintf(`%s.if.go`, module)))
+	}
+	// all import paths.
+	importPathMap.Set("\t"+`"context"`+"\n", 1)
+	for _, item := range items {
+		importPathMap.Set(fmt.Sprintf("\t"+`"%s"`, item.Import), 1)
+	}
+	importPaths = gconv.Strings(importPathMap.Keys())
+	// interface definitions.
+	var (
+		doneApiItemSet      = gset.NewStrSet()
+		interfaceDefinition string
+		interfaceContent    = gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlApiInterface, g.MapStrStr{
+			"{Module}":      module,
+			"{ImportPaths}": gstr.Join(importPaths, "\n"),
+		}))
+	)
+	for _, item := range items {
+		if doneApiItemSet.Contains(item.String()) {
+			continue
+		}
+		// retrieve all api items of the same module.
+		subItems := c.getSubItemsByModuleAndVersion(items, item.Module, item.Version)
+		var (
+			method        string
+			methods       = make([]string, 0)
+			interfaceName = fmt.Sprintf(`I%s%s`, gstr.CaseCamel(item.Module), gstr.UcFirst(item.Version))
+		)
+		for _, subItem := range subItems {
+			method = fmt.Sprintf(
+				"\t%s(ctx context.Context, req *%s.%sReq) (res *%s.%sRes, err error)",
+				subItem.MethodName, subItem.Version, subItem.MethodName, subItem.Version, subItem.MethodName,
+			)
+			methods = append(methods, method)
+			doneApiItemSet.Add(subItem.String())
+		}
+		interfaceDefinition += fmt.Sprintf("type %s interface {", interfaceName)
+		interfaceDefinition += "\n"
+		interfaceDefinition += gstr.Join(methods, "\n")
+		interfaceDefinition += "\n"
+		interfaceDefinition += fmt.Sprintf("}")
+		interfaceDefinition += "\n\n"
+	}
+	interfaceContent = gstr.TrimLeft(gstr.ReplaceByMap(interfaceContent, g.MapStrStr{
+		"{Interfaces}": gstr.TrimRightStr(interfaceDefinition, "\n", 2),
+	}))
+	err = gfile.PutContents(moduleFilePath, interfaceContent)
+	mlog.Printf(`generated: %s`, gfile.RealPath(moduleFilePath))
+	return
+}
+
+func (c *apiInterfaceGenerator) getSubItemsByModule(items []apiItem, module string) (subItems []apiItem) {
+	for _, item := range items {
+		if item.Module == module {
+			subItems = append(subItems, item)
+		}
+	}
+	return
+}
+
+func (c *apiInterfaceGenerator) getSubItemsByModuleAndVersion(items []apiItem, module, version string) (subItems []apiItem) {
+	for _, item := range items {
+		if item.Module == module && item.Version == version {
+			subItems = append(subItems, item)
+		}
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/genctrl/genctrl_generate_sdk.go

@@ -0,0 +1,199 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genctrl
+
+import (
+	"fmt"
+	"path/filepath"
+
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+type apiSdkGenerator struct{}
+
+func newApiSdkGenerator() *apiSdkGenerator {
+	return &apiSdkGenerator{}
+}
+
+func (c *apiSdkGenerator) Generate(apiModuleApiItems []apiItem, sdkFolderPath string, sdkStdVersion, sdkNoV1 bool) (err error) {
+	if err = c.doGenerateSdkPkgFile(sdkFolderPath); err != nil {
+		return
+	}
+
+	var doneApiItemSet = gset.NewStrSet()
+	for _, item := range apiModuleApiItems {
+		if doneApiItemSet.Contains(item.String()) {
+			continue
+		}
+		// retrieve all api items of the same module.
+		subItems := c.getSubItemsByModuleAndVersion(apiModuleApiItems, item.Module, item.Version)
+		if err = c.doGenerateSdkIClient(sdkFolderPath, item.Import, item.Module, item.Version, sdkNoV1); err != nil {
+			return
+		}
+		if err = c.doGenerateSdkImplementer(
+			subItems, sdkFolderPath, item.Import, item.Module, item.Version, sdkStdVersion, sdkNoV1,
+		); err != nil {
+			return
+		}
+		for _, subItem := range subItems {
+			doneApiItemSet.Add(subItem.String())
+		}
+	}
+	return
+}
+
+func (c *apiSdkGenerator) doGenerateSdkPkgFile(sdkFolderPath string) (err error) {
+	var (
+		pkgName     = gfile.Basename(sdkFolderPath)
+		pkgFilePath = filepath.FromSlash(gfile.Join(sdkFolderPath, fmt.Sprintf(`%s.go`, pkgName)))
+		fileContent string
+	)
+	if gfile.Exists(pkgFilePath) {
+		return nil
+	}
+	fileContent = gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlSdkPkgNew, g.MapStrStr{
+		"{PkgName}": pkgName,
+	}))
+	err = gfile.PutContents(pkgFilePath, fileContent)
+	mlog.Printf(`generated: %s`, gfile.RealPath(pkgFilePath))
+	return
+}
+
+func (c *apiSdkGenerator) doGenerateSdkIClient(
+	sdkFolderPath, versionImportPath, module, version string, sdkNoV1 bool,
+) (err error) {
+	var (
+		fileContent             string
+		isDirty                 bool
+		isExist                 bool
+		pkgName                 = gfile.Basename(sdkFolderPath)
+		funcName                = gstr.CaseCamel(module) + gstr.UcFirst(version)
+		interfaceName           = fmt.Sprintf(`I%s`, funcName)
+		moduleImportPath        = gstr.Replace(fmt.Sprintf(`"%s"`, gfile.Dir(versionImportPath)), "\\", "/", -1)
+		iClientFilePath         = filepath.FromSlash(gfile.Join(sdkFolderPath, fmt.Sprintf(`%s.iclient.go`, pkgName)))
+		interfaceFuncDefinition = fmt.Sprintf(
+			`%s() %s.%s`,
+			gstr.CaseCamel(module)+gstr.UcFirst(version), module, interfaceName,
+		)
+	)
+	if sdkNoV1 && version == "v1" {
+		interfaceFuncDefinition = fmt.Sprintf(
+			`%s() %s.%s`,
+			gstr.CaseCamel(module), module, interfaceName,
+		)
+	}
+	if isExist = gfile.Exists(iClientFilePath); isExist {
+		fileContent = gfile.GetContents(iClientFilePath)
+	} else {
+		fileContent = gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlSdkIClient, g.MapStrStr{
+			"{PkgName}": pkgName,
+		}))
+	}
+
+	// append the import path to current import paths.
+	if !gstr.Contains(fileContent, moduleImportPath) {
+		isDirty = true
+		// It is without using AST, because it is from a template.
+		fileContent, err = gregex.ReplaceString(
+			`(import \([\s\S]*?)\)`,
+			fmt.Sprintf("$1\t%s\n)", moduleImportPath),
+			fileContent,
+		)
+		if err != nil {
+			return
+		}
+	}
+
+	// append the function definition to interface definition.
+	if !gstr.Contains(fileContent, interfaceFuncDefinition) {
+		isDirty = true
+		// It is without using AST, because it is from a template.
+		fileContent, err = gregex.ReplaceString(
+			`(type IClient interface {[\s\S]*?)}`,
+			fmt.Sprintf("$1\t%s\n}", interfaceFuncDefinition),
+			fileContent,
+		)
+		if err != nil {
+			return
+		}
+	}
+	if isDirty {
+		err = gfile.PutContents(iClientFilePath, fileContent)
+		if isExist {
+			mlog.Printf(`updated: %s`, gfile.RealPath(iClientFilePath))
+		} else {
+			mlog.Printf(`generated: %s`, gfile.RealPath(iClientFilePath))
+		}
+	}
+	return
+}
+
+func (c *apiSdkGenerator) doGenerateSdkImplementer(
+	items []apiItem, sdkFolderPath, versionImportPath, module, version string, sdkStdVersion, sdkNoV1 bool,
+) (err error) {
+	var (
+		pkgName             = gfile.Basename(sdkFolderPath)
+		moduleNameCamel     = gstr.CaseCamel(module)
+		moduleNameSnake     = gstr.CaseSnake(module)
+		moduleImportPath    = gstr.Replace(gfile.Dir(versionImportPath), "\\", "/", -1)
+		versionPrefix       = ""
+		implementerName     = moduleNameCamel + gstr.UcFirst(version)
+		implementerFilePath = filepath.FromSlash(gfile.Join(sdkFolderPath, fmt.Sprintf(
+			`%s_%s_%s.go`, pkgName, moduleNameSnake, version,
+		)))
+	)
+	if sdkNoV1 && version == "v1" {
+		implementerName = moduleNameCamel
+	}
+	// implementer file template.
+	var importPaths = make([]string, 0)
+	importPaths = append(importPaths, fmt.Sprintf("\t\"%s\"", moduleImportPath))
+	importPaths = append(importPaths, fmt.Sprintf("\t\"%s\"", versionImportPath))
+	implementerFileContent := gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlSdkImplementer, g.MapStrStr{
+		"{PkgName}":         pkgName,
+		"{ImportPaths}":     gstr.Join(importPaths, "\n"),
+		"{ImplementerName}": implementerName,
+	}))
+	// implementer new function definition.
+	if sdkStdVersion {
+		versionPrefix = fmt.Sprintf(`/api/%s`, version)
+	}
+	implementerFileContent += gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlSdkImplementerNew, g.MapStrStr{
+		"{Module}":          module,
+		"{VersionPrefix}":   versionPrefix,
+		"{ImplementerName}": implementerName,
+	}))
+	// implementer functions definitions.
+	for _, item := range items {
+		implementerFileContent += gstr.TrimLeft(gstr.ReplaceByMap(consts.TemplateGenCtrlSdkImplementerFunc, g.MapStrStr{
+			"{Version}":         item.Version,
+			"{MethodName}":      item.MethodName,
+			"{ImplementerName}": implementerName,
+			"{MethodComment}":   item.GetComment(),
+		}))
+		implementerFileContent += "\n"
+	}
+	err = gfile.PutContents(implementerFilePath, implementerFileContent)
+	mlog.Printf(`generated: %s`, gfile.RealPath(implementerFilePath))
+	return
+}
+
+func (c *apiSdkGenerator) getSubItemsByModuleAndVersion(items []apiItem, module, version string) (subItems []apiItem) {
+	for _, item := range items {
+		if item.Module == module && item.Version == version {
+			subItems = append(subItems, item)
+		}
+	}
+	return
+}

server/internal/library/hggen/internal/cmd/gendao/gendao.go

@@ -0,0 +1,413 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"github.com/olekukonko/tablewriter"
+	"github.com/olekukonko/tablewriter/renderer"
+	"github.com/olekukonko/tablewriter/tw"
+	"golang.org/x/mod/modfile"
+
+	"github.com/gogf/gf/v2/container/garray"
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/database/gdb"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/gogf/gf/v2/os/gview"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+type (
+	CGenDao      struct{}
+	CGenDaoInput struct {
+		g.Meta             `name:"dao" config:"{CGenDaoConfig}" usage:"{CGenDaoUsage}" brief:"{CGenDaoBrief}" eg:"{CGenDaoEg}" ad:"{CGenDaoAd}"`
+		Path               string   `name:"path"                short:"p"  brief:"{CGenDaoBriefPath}" d:"internal"`
+		Link               string   `name:"link"                short:"l"  brief:"{CGenDaoBriefLink}"`
+		Tables             string   `name:"tables"              short:"t"  brief:"{CGenDaoBriefTables}"`
+		TablesEx           string   `name:"tablesEx"            short:"x"  brief:"{CGenDaoBriefTablesEx}"`
+		ShardingPattern    []string `name:"shardingPattern"     short:"sp" brief:"{CGenDaoBriefShardingPattern}"`
+		Group              string   `name:"group"               short:"g"  brief:"{CGenDaoBriefGroup}" d:"default"`
+		Prefix             string   `name:"prefix"              short:"f"  brief:"{CGenDaoBriefPrefix}"`
+		RemovePrefix       string   `name:"removePrefix"        short:"r"  brief:"{CGenDaoBriefRemovePrefix}"`
+		RemoveFieldPrefix  string   `name:"removeFieldPrefix"   short:"rf" brief:"{CGenDaoBriefRemoveFieldPrefix}"`
+		JsonCase           string   `name:"jsonCase"            short:"j"  brief:"{CGenDaoBriefJsonCase}" d:"CamelLower"`
+		ImportPrefix       string   `name:"importPrefix"        short:"i"  brief:"{CGenDaoBriefImportPrefix}"`
+		DaoPath            string   `name:"daoPath"             short:"d"  brief:"{CGenDaoBriefDaoPath}" d:"dao"`
+		TablePath          string   `name:"tablePath"           short:"tp" brief:"{CGenDaoBriefTablePath}" d:"table"`
+		DoPath             string   `name:"doPath"              short:"o"  brief:"{CGenDaoBriefDoPath}" d:"model/do"`
+		EntityPath         string   `name:"entityPath"          short:"e"  brief:"{CGenDaoBriefEntityPath}" d:"model/entity"`
+		TplDaoTablePath    string   `name:"tplDaoTablePath"     short:"t0" brief:"{CGenDaoBriefTplDaoTablePath}"`
+		TplDaoIndexPath    string   `name:"tplDaoIndexPath"     short:"t1" brief:"{CGenDaoBriefTplDaoIndexPath}"`
+		TplDaoInternalPath string   `name:"tplDaoInternalPath"  short:"t2" brief:"{CGenDaoBriefTplDaoInternalPath}"`
+		TplDaoDoPath       string   `name:"tplDaoDoPath"        short:"t3" brief:"{CGenDaoBriefTplDaoDoPathPath}"`
+		TplDaoEntityPath   string   `name:"tplDaoEntityPath"    short:"t4" brief:"{CGenDaoBriefTplDaoEntityPath}"`
+		StdTime            bool     `name:"stdTime"             short:"s"  brief:"{CGenDaoBriefStdTime}" orphan:"true"`
+		WithTime           bool     `name:"withTime"            short:"w"  brief:"{CGenDaoBriefWithTime}" orphan:"true"`
+		GJsonSupport       bool     `name:"gJsonSupport"        short:"n"  brief:"{CGenDaoBriefGJsonSupport}" orphan:"true"`
+		OverwriteDao       bool     `name:"overwriteDao"        short:"v"  brief:"{CGenDaoBriefOverwriteDao}" orphan:"true"`
+		DescriptionTag     bool     `name:"descriptionTag"      short:"c"  brief:"{CGenDaoBriefDescriptionTag}" orphan:"true"`
+		NoJsonTag          bool     `name:"noJsonTag"           short:"k"  brief:"{CGenDaoBriefNoJsonTag}" orphan:"true"`
+		NoModelComment     bool     `name:"noModelComment"      short:"m"  brief:"{CGenDaoBriefNoModelComment}" orphan:"true"`
+		Clear              bool     `name:"clear"               short:"a"  brief:"{CGenDaoBriefClear}" orphan:"true"`
+		GenTable           bool     `name:"genTable"            short:"gt" brief:"{CGenDaoBriefGenTable}" orphan:"true"`
+
+		TypeMapping  map[DBFieldTypeName]CustomAttributeType  `name:"typeMapping"  short:"y"  brief:"{CGenDaoBriefTypeMapping}"  orphan:"true"`
+		FieldMapping map[DBTableFieldName]CustomAttributeType `name:"fieldMapping" short:"fm" brief:"{CGenDaoBriefFieldMapping}" orphan:"true"`
+
+		// internal usage purpose.
+		genItems *CGenDaoInternalGenItems
+	}
+	CGenDaoOutput struct{}
+
+	CGenDaoInternalInput struct {
+		CGenDaoInput
+		DB               gdb.DB
+		TableNames       []string
+		NewTableNames    []string
+		ShardingTableSet *gset.StrSet
+	}
+	DBTableFieldName    = string
+	DBFieldTypeName     = string
+	CustomAttributeType struct {
+		Type   string `brief:"custom attribute type name"`
+		Import string `brief:"custom import for this type"`
+	}
+)
+
+var (
+	createdAt          = gtime.Now()
+	tplView            = gview.New()
+	defaultTypeMapping = map[DBFieldTypeName]CustomAttributeType{
+		"decimal": {
+			Type: "float64",
+		},
+		"money": {
+			Type: "float64",
+		},
+		"numeric": {
+			Type: "float64",
+		},
+		"smallmoney": {
+			Type: "float64",
+		},
+	}
+
+	// tablewriter Options
+	twRenderer = tablewriter.WithRenderer(renderer.NewBlueprint(tw.Rendition{
+		Borders: tw.Border{Top: tw.Off, Bottom: tw.Off, Left: tw.Off, Right: tw.Off},
+		Settings: tw.Settings{
+			Separators: tw.Separators{BetweenRows: tw.Off, BetweenColumns: tw.Off},
+		},
+		Symbols: tw.NewSymbols(tw.StyleASCII),
+	}))
+	twConfig = tablewriter.WithConfig(tablewriter.Config{
+		Row: tw.CellConfig{
+			Formatting: tw.CellFormatting{AutoWrap: tw.WrapNone},
+		},
+	})
+)
+
+func (c CGenDao) Dao(ctx context.Context, in CGenDaoInput) (out *CGenDaoOutput, err error) {
+	in.genItems = newCGenDaoInternalGenItems()
+	if in.Link != "" {
+		doGenDaoForArray(ctx, -1, in)
+	} else if g.Cfg().Available(ctx) {
+		v := g.Cfg().MustGet(ctx, CGenDaoConfig)
+		if v.IsSlice() {
+			for i := 0; i < len(v.Interfaces()); i++ {
+				doGenDaoForArray(ctx, i, in)
+			}
+		} else {
+			doGenDaoForArray(ctx, -1, in)
+		}
+	} else {
+		doGenDaoForArray(ctx, -1, in)
+	}
+	doClear(in.genItems)
+	mlog.Print("done!")
+	return
+}
+
+// doGenDaoForArray implements the "gen dao" command for configuration array.
+func doGenDaoForArray(ctx context.Context, index int, in CGenDaoInput) {
+	if in.genItems == nil {
+		in.genItems = newCGenDaoInternalGenItems()
+	}
+	
+	var (
+		err error
+		db  gdb.DB
+	)
+	if index >= 0 {
+		err = g.Cfg().MustGet(
+			ctx,
+			fmt.Sprintf(`%s.%d`, CGenDaoConfig, index),
+		).Scan(&in)
+		if err != nil {
+			mlog.Fatalf(`invalid configuration of "%s": %+v`, CGenDaoConfig, err)
+		}
+	}
+	if dirRealPath := gfile.RealPath(in.Path); dirRealPath == "" {
+		mlog.Fatalf(`path "%s" does not exist`, in.Path)
+	}
+	removePrefixArray := gstr.SplitAndTrim(in.RemovePrefix, ",")
+
+	// It uses user passed database configuration.
+	if in.Link != "" {
+		var tempGroup = gtime.TimestampNanoStr()
+		err = gdb.AddConfigNode(tempGroup, gdb.ConfigNode{
+			Link: in.Link,
+		})
+		if err != nil {
+			mlog.Fatalf(`database configuration failed: %+v`, err)
+		}
+		if db, err = gdb.Instance(tempGroup); err != nil {
+			mlog.Fatalf(`database initialization failed: %+v`, err)
+		}
+	} else {
+		db = g.DB(in.Group)
+	}
+	if db == nil {
+		mlog.Fatal(`database initialization failed, may be invalid database configuration`)
+	}
+
+	var tableNames []string
+	if in.Tables != "" {
+		tableNames = gstr.SplitAndTrim(in.Tables, ",")
+	} else {
+		tableNames, err = db.Tables(context.TODO())
+		if err != nil {
+			mlog.Fatalf("fetching tables failed: %+v", err)
+		}
+	}
+	// Table excluding.
+	if in.TablesEx != "" {
+		array := garray.NewStrArrayFrom(tableNames)
+		for _, p := range gstr.SplitAndTrim(in.TablesEx, ",") {
+			if gstr.Contains(p, "*") || gstr.Contains(p, "?") {
+				p = gstr.ReplaceByMap(p, map[string]string{
+					"\r": "",
+					"\n": "",
+				})
+				p = gstr.ReplaceByMap(p, map[string]string{
+					"*": "\r",
+					"?": "\n",
+				})
+				p = gregex.Quote(p)
+				p = gstr.ReplaceByMap(p, map[string]string{
+					"\r": ".*",
+					"\n": ".",
+				})
+				for _, v := range array.Clone().Slice() {
+					if gregex.IsMatchString(p, v) {
+						array.RemoveValue(v)
+					}
+				}
+			} else {
+				array.RemoveValue(p)
+			}
+		}
+		tableNames = array.Slice()
+	}
+
+	// merge default typeMapping to input typeMapping.
+	if in.TypeMapping == nil {
+		in.TypeMapping = defaultTypeMapping
+	} else {
+		for key, typeMapping := range defaultTypeMapping {
+			if _, ok := in.TypeMapping[key]; !ok {
+				in.TypeMapping[key] = typeMapping
+			}
+		}
+	}
+
+	// Generating dao & model go files one by one according to given table name.
+	var (
+		newTableNames       = make([]string, len(tableNames))
+		shardingNewTableSet = gset.NewStrSet()
+	)
+	for i, tableName := range tableNames {
+		newTableName := tableName
+		for _, v := range removePrefixArray {
+			newTableName = gstr.TrimLeftStr(newTableName, v, 1)
+		}
+		if len(in.ShardingPattern) > 0 {
+			for _, pattern := range in.ShardingPattern {
+				var (
+					match      []string
+					regPattern = gstr.Replace(pattern, "?", `(.+)`)
+				)
+				match, err = gregex.MatchString(regPattern, newTableName)
+				if err != nil {
+					mlog.Fatalf(`invalid sharding pattern "%s": %+v`, pattern, err)
+				}
+				if len(match) < 2 {
+					continue
+				}
+				newTableName = gstr.Replace(pattern, "?", "")
+				newTableName = gstr.Trim(newTableName, `_.-`)
+				if shardingNewTableSet.Contains(newTableName) {
+					tableNames[i] = ""
+					continue
+				}
+				// Add prefix to sharding table name, if not, the isSharding check would not match.
+				shardingNewTableSet.Add(in.Prefix + newTableName)
+			}
+		}
+		newTableName = in.Prefix + newTableName
+		if tableNames[i] != "" {
+			// If shardingNewTableSet contains newTableName (tableName is empty), it should not be added to tableNames, make it empty and filter later.
+			newTableNames[i] = newTableName
+		}
+	}
+	tableNames = garray.NewStrArrayFrom(tableNames).FilterEmpty().Slice()
+	newTableNames = garray.NewStrArrayFrom(newTableNames).FilterEmpty().Slice() // Filter empty table names. make sure that newTableNames and tableNames have the same length.
+	in.genItems.Scale()
+
+	// Dao: index and internal.
+	generateDao(ctx, CGenDaoInternalInput{
+		CGenDaoInput:     in,
+		DB:               db,
+		TableNames:       tableNames,
+		NewTableNames:    newTableNames,
+		ShardingTableSet: shardingNewTableSet,
+	})
+	// Table: table fields.
+	generateTable(ctx, CGenDaoInternalInput{
+		CGenDaoInput:     in,
+		DB:               db,
+		TableNames:       tableNames,
+		NewTableNames:    newTableNames,
+		ShardingTableSet: shardingNewTableSet,
+	})
+	// Do.
+	generateDo(ctx, CGenDaoInternalInput{
+		CGenDaoInput:  in,
+		DB:            db,
+		TableNames:    tableNames,
+		NewTableNames: newTableNames,
+	})
+	// Entity.
+	generateEntity(ctx, CGenDaoInternalInput{
+		CGenDaoInput:  in,
+		DB:            db,
+		TableNames:    tableNames,
+		NewTableNames: newTableNames,
+	})
+
+	in.genItems.SetClear(in.Clear)
+}
+
+func getImportPartContent(ctx context.Context, source string, isDo bool, appendImports []string) string {
+	var packageImportsArray = garray.NewStrArray()
+	if isDo {
+		packageImportsArray.Append(`"github.com/gogf/gf/v2/frame/g"`)
+	}
+
+	// Time package recognition.
+	if strings.Contains(source, "gtime.Time") {
+		packageImportsArray.Append(`"github.com/gogf/gf/v2/os/gtime"`)
+	} else if strings.Contains(source, "time.Time") {
+		packageImportsArray.Append(`"time"`)
+	}
+
+	// Json type.
+	if strings.Contains(source, "gjson.Json") {
+		packageImportsArray.Append(`"github.com/gogf/gf/v2/encoding/gjson"`)
+	}
+
+	// Check and update imports in go.mod
+	if len(appendImports) > 0 {
+		goModPath := utils.GetModPath()
+		if goModPath == "" {
+			mlog.Fatal("go.mod not found in current project")
+		}
+		mod, err := modfile.Parse(goModPath, gfile.GetBytes(goModPath), nil)
+		if err != nil {
+			mlog.Fatalf("parse go.mod failed: %+v", err)
+		}
+		for _, appendImport := range appendImports {
+			found := false
+			for _, require := range mod.Require {
+				if gstr.Contains(appendImport, require.Mod.Path) {
+					found = true
+					break
+				}
+			}
+			if !found {
+				if err = gproc.ShellRun(ctx, `go get `+appendImport); err != nil {
+					mlog.Fatalf(`%+v`, err)
+				}
+			}
+			packageImportsArray.Append(fmt.Sprintf(`"%s"`, appendImport))
+		}
+	}
+
+	// Generate and write content to golang file.
+	packageImportsStr := ""
+	if packageImportsArray.Len() > 0 {
+		packageImportsStr = fmt.Sprintf("import(\n%s\n)", packageImportsArray.Join("\n"))
+	}
+	return packageImportsStr
+}
+
+func assignDefaultVar(view *gview.View, in CGenDaoInternalInput) {
+	var (
+		tplCreatedAtDatetimeStr string
+		tplDatetimeStr          = createdAt.String()
+	)
+	if in.WithTime {
+		tplCreatedAtDatetimeStr = fmt.Sprintf(`Created at %s`, tplDatetimeStr)
+	}
+	view.Assigns(g.Map{
+		tplVarDatetimeStr:          tplDatetimeStr,
+		tplVarCreatedAtDatetimeStr: tplCreatedAtDatetimeStr,
+	})
+}
+
+func sortFieldKeyForDao(fieldMap map[string]*gdb.TableField) []string {
+	names := make(map[int]string)
+	for _, field := range fieldMap {
+		names[field.Index] = field.Name
+	}
+	var (
+		i      = 0
+		j      = 0
+		result = make([]string, len(names))
+	)
+	for {
+		if len(names) == 0 {
+			break
+		}
+		if val, ok := names[i]; ok {
+			result[j] = val
+			j++
+			delete(names, i)
+		}
+		i++
+	}
+	return result
+}
+
+func getTemplateFromPathOrDefault(filePath string, def string) string {
+	if filePath != "" {
+		if contents := gfile.GetContents(filePath); contents != "" {
+			return contents
+		}
+	}
+	return def
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_clear.go

@@ -0,0 +1,48 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+func doClear(items *CGenDaoInternalGenItems) {
+	var allGeneratedFilePaths = make([]string, 0)
+	for _, item := range items.Items {
+		allGeneratedFilePaths = append(allGeneratedFilePaths, item.GeneratedFilePaths...)
+	}
+	for i, v := range allGeneratedFilePaths {
+		allGeneratedFilePaths[i] = gfile.RealPath(v)
+	}
+	for _, item := range items.Items {
+		if !item.Clear {
+			continue
+		}
+		doClearItem(item, allGeneratedFilePaths)
+	}
+}
+
+func doClearItem(item CGenDaoInternalGenItem, allGeneratedFilePaths []string) {
+	var generatedFilePaths = make([]string, 0)
+	for _, dirPath := range item.StorageDirPaths {
+		filePaths, err := gfile.ScanDirFile(dirPath, "*.go", true)
+		if err != nil {
+			mlog.Fatal(err)
+		}
+		generatedFilePaths = append(generatedFilePaths, filePaths...)
+	}
+	for _, filePath := range generatedFilePaths {
+		if !gstr.InArray(allGeneratedFilePaths, filePath) {
+			if err := gfile.RemoveFile(filePath); err != nil {
+				mlog.Print(err)
+			}
+		}
+	}
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_dao.go

@@ -0,0 +1,260 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"path/filepath"
+	"strings"
+
+	"github.com/olekukonko/tablewriter"
+
+	"github.com/gogf/gf/v2/database/gdb"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gview"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+func generateDao(ctx context.Context, in CGenDaoInternalInput) {
+	var (
+		dirPathDao         = gfile.Join(in.Path, in.DaoPath)
+		dirPathDaoInternal = gfile.Join(dirPathDao, "internal")
+	)
+	in.genItems.AppendDirPath(dirPathDao)
+	for i := 0; i < len(in.TableNames); i++ {
+		var (
+			realTableName = in.TableNames[i]
+			newTableName  = in.NewTableNames[i]
+		)
+		generateDaoSingle(ctx, generateDaoSingleInput{
+			CGenDaoInternalInput: in,
+			TableName:            realTableName,
+			NewTableName:         newTableName,
+			DirPathDao:           dirPathDao,
+			DirPathDaoInternal:   dirPathDaoInternal,
+			IsSharding:           in.ShardingTableSet.Contains(newTableName),
+		})
+	}
+}
+
+type generateDaoSingleInput struct {
+	CGenDaoInternalInput
+	// TableName specifies the table name of the table.
+	TableName string
+	// NewTableName specifies the prefix-stripped or custom edited name of the table.
+	NewTableName       string
+	DirPathDao         string
+	DirPathDaoInternal string
+	IsSharding         bool
+}
+
+// generateDaoSingle generates the dao and model content of given table.
+func generateDaoSingle(ctx context.Context, in generateDaoSingleInput) {
+	// Generating table data preparing.
+	fieldMap, err := in.DB.TableFields(ctx, in.TableName)
+	if err != nil {
+		mlog.Fatalf(`fetching tables fields failed for table "%s": %+v`, in.TableName, err)
+	}
+	var (
+		tableNameCamelCase      = formatFieldName(in.NewTableName, FieldNameCaseCamel)
+		tableNameCamelLowerCase = formatFieldName(in.NewTableName, FieldNameCaseCamelLower)
+		tableNameSnakeCase      = gstr.CaseSnake(in.NewTableName)
+		importPrefix            = in.ImportPrefix
+	)
+	if importPrefix == "" {
+		importPrefix = utils.GetImportPath(gfile.Join(in.Path, in.DaoPath))
+	} else {
+		importPrefix = gstr.Join(g.SliceStr{importPrefix, in.DaoPath}, "/")
+	}
+
+	fileName := gstr.Trim(tableNameSnakeCase, "-_.")
+	if len(fileName) > 5 && fileName[len(fileName)-5:] == "_test" {
+		// Add suffix to avoid the table name which contains "_test",
+		// which would make the go file a testing file.
+		fileName += "_table"
+	}
+
+	// dao - index
+	generateDaoIndex(generateDaoIndexInput{
+		generateDaoSingleInput:  in,
+		TableNameCamelCase:      tableNameCamelCase,
+		TableNameCamelLowerCase: tableNameCamelLowerCase,
+		ImportPrefix:            importPrefix,
+		FileName:                fileName,
+	})
+
+	// dao - internal
+	generateDaoInternal(generateDaoInternalInput{
+		generateDaoSingleInput:  in,
+		TableNameCamelCase:      tableNameCamelCase,
+		TableNameCamelLowerCase: tableNameCamelLowerCase,
+		ImportPrefix:            importPrefix,
+		FileName:                fileName,
+		FieldMap:                fieldMap,
+	})
+}
+
+type generateDaoIndexInput struct {
+	generateDaoSingleInput
+	TableNameCamelCase      string
+	TableNameCamelLowerCase string
+	ImportPrefix            string
+	FileName                string
+}
+
+func generateDaoIndex(in generateDaoIndexInput) {
+	path := filepath.FromSlash(gfile.Join(in.DirPathDao, in.FileName+".go"))
+	// It should add path to result slice whenever it would generate the path file or not.
+	in.genItems.AppendGeneratedFilePath(path)
+	if in.OverwriteDao || !gfile.Exists(path) {
+		var (
+			ctx        = context.Background()
+			tplContent = getTemplateFromPathOrDefault(
+				in.TplDaoIndexPath, consts.TemplateGenDaoIndexContent,
+			)
+		)
+		tplView.ClearAssigns()
+		tplView.Assigns(gview.Params{
+			tplVarTableSharding:           in.IsSharding,
+			tplVarTableShardingPrefix:     in.NewTableName + "_",
+			tplVarImportPrefix:            in.ImportPrefix,
+			tplVarTableName:               in.TableName,
+			tplVarTableNameCamelCase:      in.TableNameCamelCase,
+			tplVarTableNameCamelLowerCase: in.TableNameCamelLowerCase,
+			tplVarPackageName:             filepath.Base(in.DaoPath),
+		})
+		indexContent, err := tplView.ParseContent(ctx, tplContent)
+		if err != nil {
+			mlog.Fatalf("parsing template content failed: %v", err)
+		}
+		if err = gfile.PutContents(path, strings.TrimSpace(indexContent)); err != nil {
+			mlog.Fatalf("writing content to '%s' failed: %v", path, err)
+		} else {
+			utils.GoFmt(path)
+			mlog.Print("generated:", gfile.RealPath(path))
+		}
+	}
+}
+
+type generateDaoInternalInput struct {
+	generateDaoSingleInput
+	TableNameCamelCase      string
+	TableNameCamelLowerCase string
+	ImportPrefix            string
+	FileName                string
+	FieldMap                map[string]*gdb.TableField
+}
+
+func generateDaoInternal(in generateDaoInternalInput) {
+	var (
+		ctx                    = context.Background()
+		removeFieldPrefixArray = gstr.SplitAndTrim(in.RemoveFieldPrefix, ",")
+		tplContent             = getTemplateFromPathOrDefault(
+			in.TplDaoInternalPath, consts.TemplateGenDaoInternalContent,
+		)
+	)
+	tplView.ClearAssigns()
+	tplView.Assigns(gview.Params{
+		tplVarImportPrefix:            in.ImportPrefix,
+		tplVarTableName:               in.TableName,
+		tplVarGroupName:               in.Group,
+		tplVarTableNameCamelCase:      in.TableNameCamelCase,
+		tplVarTableNameCamelLowerCase: in.TableNameCamelLowerCase,
+		tplVarColumnDefine:            gstr.Trim(generateColumnDefinitionForDao(in.FieldMap, removeFieldPrefixArray)),
+		tplVarColumnNames:             gstr.Trim(generateColumnNamesForDao(in.FieldMap, removeFieldPrefixArray)),
+	})
+	assignDefaultVar(tplView, in.CGenDaoInternalInput)
+	modelContent, err := tplView.ParseContent(ctx, tplContent)
+	if err != nil {
+		mlog.Fatalf("parsing template content failed: %v", err)
+	}
+	path := filepath.FromSlash(gfile.Join(in.DirPathDaoInternal, in.FileName+".go"))
+	in.genItems.AppendGeneratedFilePath(path)
+	if err := gfile.PutContents(path, strings.TrimSpace(modelContent)); err != nil {
+		mlog.Fatalf("writing content to '%s' failed: %v", path, err)
+	} else {
+		utils.GoFmt(path)
+		mlog.Print("generated:", gfile.RealPath(path))
+	}
+}
+
+// generateColumnNamesForDao generates and returns the column names assignment content of column struct
+// for specified table.
+func generateColumnNamesForDao(fieldMap map[string]*gdb.TableField, removeFieldPrefixArray []string) string {
+	var (
+		buffer = bytes.NewBuffer(nil)
+		array  = make([][]string, len(fieldMap))
+		names  = sortFieldKeyForDao(fieldMap)
+	)
+
+	for index, name := range names {
+		field := fieldMap[name]
+
+		newFiledName := field.Name
+		for _, v := range removeFieldPrefixArray {
+			newFiledName = gstr.TrimLeftStr(newFiledName, v, 1)
+		}
+
+		array[index] = []string{
+			"            #" + formatFieldName(newFiledName, FieldNameCaseCamel) + ":",
+			fmt.Sprintf(` #"%s",`, field.Name),
+		}
+	}
+	table := tablewriter.NewTable(buffer, twRenderer, twConfig)
+	table.Bulk(array)
+	table.Render()
+	namesContent := buffer.String()
+	// Let's do this hack of table writer for indent!
+	namesContent = gstr.Replace(namesContent, "  #", "")
+	buffer.Reset()
+	buffer.WriteString(namesContent)
+	return buffer.String()
+}
+
+// generateColumnDefinitionForDao generates and returns the column names definition for specified table.
+func generateColumnDefinitionForDao(fieldMap map[string]*gdb.TableField, removeFieldPrefixArray []string) string {
+	var (
+		buffer = bytes.NewBuffer(nil)
+		array  = make([][]string, len(fieldMap))
+		names  = sortFieldKeyForDao(fieldMap)
+	)
+
+	for index, name := range names {
+		var (
+			field   = fieldMap[name]
+			comment = gstr.Trim(gstr.ReplaceByArray(field.Comment, g.SliceStr{
+				"\n", " ",
+				"\r", " ",
+			}))
+		)
+		newFiledName := field.Name
+		for _, v := range removeFieldPrefixArray {
+			newFiledName = gstr.TrimLeftStr(newFiledName, v, 1)
+		}
+		array[index] = []string{
+			"    #" + formatFieldName(newFiledName, FieldNameCaseCamel),
+			" # " + "string",
+			" #" + fmt.Sprintf(`// %s`, comment),
+		}
+	}
+	table := tablewriter.NewTable(buffer, twRenderer, twConfig)
+	table.Bulk(array)
+	table.Render()
+	defineContent := buffer.String()
+	// Let's do this hack of table writer for indent!
+	defineContent = gstr.Replace(defineContent, "  #", "")
+	buffer.Reset()
+	buffer.WriteString(defineContent)
+	return buffer.String()
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_do.go

@@ -0,0 +1,100 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"context"
+	"fmt"
+	"path/filepath"
+	"strings"
+
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gview"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+func generateDo(ctx context.Context, in CGenDaoInternalInput) {
+	var dirPathDo = filepath.FromSlash(gfile.Join(in.Path, in.DoPath))
+	in.genItems.AppendDirPath(dirPathDo)
+	in.NoJsonTag = true
+	in.DescriptionTag = false
+	in.NoModelComment = false
+	// Model content.
+	for i, tableName := range in.TableNames {
+		fieldMap, err := in.DB.TableFields(ctx, tableName)
+		if err != nil {
+			mlog.Fatalf("fetching tables fields failed for table '%s':\n%v", tableName, err)
+		}
+		var (
+			newTableName        = in.NewTableNames[i]
+			doFilePath          = gfile.Join(dirPathDo, gstr.CaseSnake(newTableName)+".go")
+			structDefinition, _ = generateStructDefinition(ctx, generateStructDefinitionInput{
+				CGenDaoInternalInput: in,
+				TableName:            tableName,
+				StructName:           formatFieldName(newTableName, FieldNameCaseCamel),
+				FieldMap:             fieldMap,
+				IsDo:                 true,
+			})
+		)
+		// replace all types to any.
+		structDefinition, _ = gregex.ReplaceStringFuncMatch(
+			"([A-Z]\\w*?)\\s+([\\w\\*\\.]+?)\\s+(//)",
+			structDefinition,
+			func(match []string) string {
+				// If the type is already a pointer/slice/map, it does nothing.
+				if !gstr.HasPrefix(match[2], "*") && !gstr.HasPrefix(match[2], "[]") && !gstr.HasPrefix(match[2], "map") {
+					return fmt.Sprintf(`%s any %s`, match[1], match[3])
+				}
+				return match[0]
+			},
+		)
+		modelContent := generateDoContent(
+			ctx,
+			in,
+			tableName,
+			formatFieldName(newTableName, FieldNameCaseCamel),
+			structDefinition,
+		)
+		in.genItems.AppendGeneratedFilePath(doFilePath)
+		err = gfile.PutContents(doFilePath, strings.TrimSpace(modelContent))
+		if err != nil {
+			mlog.Fatalf(`writing content to "%s" failed: %v`, doFilePath, err)
+		} else {
+			utils.GoFmt(doFilePath)
+			mlog.Print("generated:", gfile.RealPath(doFilePath))
+		}
+	}
+}
+
+func generateDoContent(
+	ctx context.Context, in CGenDaoInternalInput, tableName, tableNameCamelCase, structDefine string,
+) string {
+	var (
+		tplContent = getTemplateFromPathOrDefault(
+			in.TplDaoDoPath, consts.TemplateGenDaoDoContent,
+		)
+	)
+	tplView.ClearAssigns()
+	tplView.Assigns(gview.Params{
+		tplVarTableName:          tableName,
+		tplVarPackageImports:     getImportPartContent(ctx, structDefine, true, nil),
+		tplVarTableNameCamelCase: tableNameCamelCase,
+		tplVarStructDefine:       structDefine,
+		tplVarPackageName:        filepath.Base(in.DoPath),
+	})
+	assignDefaultVar(tplView, in)
+	doContent, err := tplView.ParseContent(ctx, tplContent)
+	if err != nil {
+		mlog.Fatalf("parsing template content failed: %v", err)
+	}
+	return doContent
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_entity.go

@@ -0,0 +1,85 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"context"
+	"path/filepath"
+	"strings"
+
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gview"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+func generateEntity(ctx context.Context, in CGenDaoInternalInput) {
+	var dirPathEntity = gfile.Join(in.Path, in.EntityPath)
+	in.genItems.AppendDirPath(dirPathEntity)
+	// Model content.
+	for i, tableName := range in.TableNames {
+		fieldMap, err := in.DB.TableFields(ctx, tableName)
+		if err != nil {
+			mlog.Fatalf("fetching tables fields failed for table '%s':\n%v", tableName, err)
+		}
+
+		var (
+			newTableName                    = in.NewTableNames[i]
+			entityFilePath                  = filepath.FromSlash(gfile.Join(dirPathEntity, gstr.CaseSnake(newTableName)+".go"))
+			structDefinition, appendImports = generateStructDefinition(ctx, generateStructDefinitionInput{
+				CGenDaoInternalInput: in,
+				TableName:            tableName,
+				StructName:           formatFieldName(newTableName, FieldNameCaseCamel),
+				FieldMap:             fieldMap,
+				IsDo:                 false,
+			})
+			entityContent = generateEntityContent(
+				ctx,
+				in,
+				newTableName,
+				formatFieldName(newTableName, FieldNameCaseCamel),
+				structDefinition,
+				appendImports,
+			)
+		)
+		in.genItems.AppendGeneratedFilePath(entityFilePath)
+		err = gfile.PutContents(entityFilePath, strings.TrimSpace(entityContent))
+		if err != nil {
+			mlog.Fatalf("writing content to '%s' failed: %v", entityFilePath, err)
+		} else {
+			utils.GoFmt(entityFilePath)
+			mlog.Print("generated:", gfile.RealPath(entityFilePath))
+		}
+	}
+}
+
+func generateEntityContent(
+	ctx context.Context, in CGenDaoInternalInput, tableName, tableNameCamelCase, structDefine string, appendImports []string,
+) string {
+	var (
+		tplContent = getTemplateFromPathOrDefault(
+			in.TplDaoEntityPath, consts.TemplateGenDaoEntityContent,
+		)
+	)
+	tplView.ClearAssigns()
+	tplView.Assigns(gview.Params{
+		tplVarTableName:          tableName,
+		tplVarPackageImports:     getImportPartContent(ctx, structDefine, false, appendImports),
+		tplVarTableNameCamelCase: tableNameCamelCase,
+		tplVarStructDefine:       structDefine,
+		tplVarPackageName:        filepath.Base(in.EntityPath),
+	})
+	assignDefaultVar(tplView, in)
+	entityContent, err := tplView.ParseContent(ctx, tplContent)
+	if err != nil {
+		mlog.Fatalf("parsing template content failed: %v", err)
+	}
+	return entityContent
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_gen_item.go

@@ -0,0 +1,53 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+type (
+	CGenDaoInternalGenItems struct {
+		index int
+		Items []CGenDaoInternalGenItem
+	}
+	CGenDaoInternalGenItem struct {
+		Clear              bool
+		StorageDirPaths    []string
+		GeneratedFilePaths []string
+	}
+)
+
+func newCGenDaoInternalGenItems() *CGenDaoInternalGenItems {
+	return &CGenDaoInternalGenItems{
+		index: -1,
+		Items: make([]CGenDaoInternalGenItem, 0),
+	}
+}
+
+func (i *CGenDaoInternalGenItems) Scale() {
+	i.Items = append(i.Items, CGenDaoInternalGenItem{
+		StorageDirPaths:    make([]string, 0),
+		GeneratedFilePaths: make([]string, 0),
+		Clear:              false,
+	})
+	i.index++
+}
+
+func (i *CGenDaoInternalGenItems) SetClear(clear bool) {
+	i.Items[i.index].Clear = clear
+}
+
+func (i *CGenDaoInternalGenItems) AppendDirPath(storageDirPath string) {
+	i.Items[i.index].StorageDirPaths = append(
+		i.Items[i.index].StorageDirPaths,
+		storageDirPath,
+	)
+}
+
+func (i *CGenDaoInternalGenItems) AppendGeneratedFilePath(generatedFilePath string) {
+	i.Items[i.index].GeneratedFilePaths = append(
+		i.Items[i.index].GeneratedFilePaths,
+		generatedFilePath,
+	)
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_structure.go

@@ -0,0 +1,229 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"strings"
+
+	"github.com/olekukonko/tablewriter"
+
+	"github.com/gogf/gf/v2/database/gdb"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+)
+
+type generateStructDefinitionInput struct {
+	CGenDaoInternalInput
+	TableName  string                     // Table name.
+	StructName string                     // Struct name.
+	FieldMap   map[string]*gdb.TableField // Table field map.
+	IsDo       bool                       // Is generating DTO struct.
+}
+
+func generateStructDefinition(ctx context.Context, in generateStructDefinitionInput) (string, []string) {
+	var appendImports []string
+	buffer := bytes.NewBuffer(nil)
+	array := make([][]string, len(in.FieldMap))
+	names := sortFieldKeyForDao(in.FieldMap)
+	for index, name := range names {
+		var imports string
+		field := in.FieldMap[name]
+		array[index], imports = generateStructFieldDefinition(ctx, field, in)
+		if imports != "" {
+			appendImports = append(appendImports, imports)
+		}
+	}
+	table := tablewriter.NewTable(buffer, twRenderer, twConfig)
+	table.Bulk(array)
+	table.Render()
+	stContent := buffer.String()
+	// Let's do this hack of table writer for indent!
+	stContent = gstr.Replace(stContent, "  #", "")
+	stContent = gstr.Replace(stContent, "` ", "`")
+	stContent = gstr.Replace(stContent, "``", "")
+	buffer.Reset()
+	fmt.Fprintf(buffer, "type %s struct {\n", in.StructName)
+	if in.IsDo {
+		fmt.Fprintf(buffer, "g.Meta `orm:\"table:%s, do:true\"`\n", in.TableName)
+	}
+	buffer.WriteString(stContent)
+	buffer.WriteString("}")
+	return buffer.String(), appendImports
+}
+
+func getTypeMappingInfo(
+	ctx context.Context, fieldType string, inTypeMapping map[DBFieldTypeName]CustomAttributeType,
+) (typeNameStr, importStr string) {
+	if typeMapping, ok := inTypeMapping[strings.ToLower(fieldType)]; ok {
+		typeNameStr = typeMapping.Type
+		importStr = typeMapping.Import
+		return
+	}
+	tryTypeMatch, _ := gregex.MatchString(`(.+?)\(([^\(\)]+)\)([\s\)]*)`, fieldType)
+	var (
+		tryTypeName string
+		moreTry     bool
+	)
+	if len(tryTypeMatch) == 4 {
+		tryTypeMatch3, _ := gregex.ReplaceString(`\s+`, "", tryTypeMatch[3])
+		tryTypeName = gstr.Trim(tryTypeMatch[1]) + tryTypeMatch3
+		moreTry = tryTypeMatch3 != ""
+	} else {
+		tryTypeName = gstr.Split(fieldType, " ")[0]
+	}
+	if tryTypeName != "" {
+		if typeMapping, ok := inTypeMapping[strings.ToLower(tryTypeName)]; ok {
+			typeNameStr = typeMapping.Type
+			importStr = typeMapping.Import
+		} else if moreTry {
+			typeNameStr, importStr = getTypeMappingInfo(ctx, tryTypeName, inTypeMapping)
+		}
+	}
+	return
+}
+
+// generateStructFieldDefinition generates and returns the attribute definition for specified field.
+func generateStructFieldDefinition(
+	ctx context.Context, field *gdb.TableField, in generateStructDefinitionInput,
+) (attrLines []string, appendImport string) {
+	var (
+		err              error
+		localTypeName    gdb.LocalType
+		localTypeNameStr string
+		jsonTag          = gstr.CaseConvert(field.Name, gstr.CaseTypeMatch(in.JsonCase))
+	)
+
+	if in.TypeMapping != nil && len(in.TypeMapping) > 0 {
+		localTypeNameStr, appendImport = getTypeMappingInfo(ctx, field.Type, in.TypeMapping)
+	}
+
+	if localTypeNameStr == "" {
+		localTypeName, err = in.DB.CheckLocalTypeForField(ctx, field.Type, nil)
+		if err != nil {
+			panic(err)
+		}
+		localTypeNameStr = string(localTypeName)
+		switch localTypeName {
+		case gdb.LocalTypeDate, gdb.LocalTypeTime, gdb.LocalTypeDatetime:
+			if in.StdTime {
+				localTypeNameStr = "time.Time"
+			} else {
+				localTypeNameStr = "*gtime.Time"
+			}
+
+		case gdb.LocalTypeInt64Bytes:
+			localTypeNameStr = "int64"
+
+		case gdb.LocalTypeUint64Bytes:
+			localTypeNameStr = "uint64"
+
+		// Special type handle.
+		case gdb.LocalTypeJson, gdb.LocalTypeJsonb:
+			if in.GJsonSupport {
+				localTypeNameStr = "*gjson.Json"
+			} else {
+				localTypeNameStr = "string"
+			}
+		}
+	}
+
+	var (
+		tagKey         = "`"
+		descriptionTag = gstr.Replace(formatComment(field.Comment), `"`, `\"`)
+	)
+	removeFieldPrefixArray := gstr.SplitAndTrim(in.RemoveFieldPrefix, ",")
+	newFiledName := field.Name
+	for _, v := range removeFieldPrefixArray {
+		newFiledName = gstr.TrimLeftStr(newFiledName, v, 1)
+	}
+
+	if in.FieldMapping != nil && len(in.FieldMapping) > 0 {
+		if typeMapping, ok := in.FieldMapping[fmt.Sprintf("%s.%s", in.TableName, newFiledName)]; ok {
+			localTypeNameStr = typeMapping.Type
+			appendImport = typeMapping.Import
+		}
+	}
+
+	attrLines = []string{
+		"    #" + formatFieldName(newFiledName, FieldNameCaseCamel),
+		" #" + localTypeNameStr,
+	}
+	attrLines = append(attrLines, fmt.Sprintf(` #%sjson:"%s"`, tagKey, jsonTag))
+	// orm tag
+	if !in.IsDo {
+		// entity
+		attrLines = append(attrLines, fmt.Sprintf(` #orm:"%s"`, field.Name))
+	}
+	attrLines = append(attrLines, fmt.Sprintf(` #description:"%s"%s`, descriptionTag, tagKey))
+	attrLines = append(attrLines, fmt.Sprintf(` #// %s`, formatComment(field.Comment)))
+
+	for k, v := range attrLines {
+		if in.NoJsonTag {
+			v, _ = gregex.ReplaceString(`json:".+"`, ``, v)
+		}
+		if !in.DescriptionTag {
+			v, _ = gregex.ReplaceString(`description:".*"`, ``, v)
+		}
+		if in.NoModelComment {
+			v, _ = gregex.ReplaceString(`//.+`, ``, v)
+		}
+		attrLines[k] = v
+	}
+	return attrLines, appendImport
+}
+
+type FieldNameCase string
+
+const (
+	FieldNameCaseCamel      FieldNameCase = "CaseCamel"
+	FieldNameCaseCamelLower FieldNameCase = "CaseCamelLower"
+)
+
+// formatFieldName formats and returns a new field name that is used for golang codes generating.
+func formatFieldName(fieldName string, nameCase FieldNameCase) string {
+	// For normal databases like mysql, pgsql, sqlite,
+	// field/table names of that are in normal case.
+	var newFieldName = fieldName
+	if isAllUpper(fieldName) {
+		// For special databases like dm, oracle,
+		// field/table names of that are in upper case.
+		newFieldName = strings.ToLower(fieldName)
+	}
+	switch nameCase {
+	case FieldNameCaseCamel:
+		return gstr.CaseCamel(newFieldName)
+	case FieldNameCaseCamelLower:
+		return gstr.CaseCamelLower(newFieldName)
+	default:
+		return ""
+	}
+}
+
+// isAllUpper checks and returns whether given `fieldName` all letters are upper case.
+func isAllUpper(fieldName string) bool {
+	for _, b := range fieldName {
+		if b >= 'a' && b <= 'z' {
+			return false
+		}
+	}
+	return true
+}
+
+// formatComment formats the comment string to fit the golang code without any lines.
+func formatComment(comment string) string {
+	comment = gstr.ReplaceByArray(comment, g.SliceStr{
+		"\n", " ",
+		"\r", " ",
+	})
+	comment = gstr.Replace(comment, `\n`, " ")
+	comment = gstr.Trim(comment)
+	return comment
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_table.go

@@ -0,0 +1,147 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"bytes"
+	"context"
+	"path/filepath"
+	"sort"
+	"strconv"
+	"strings"
+
+	"github.com/gogf/gf/v2/database/gdb"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gview"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+// generateTable generates dao files for given tables.
+func generateTable(ctx context.Context, in CGenDaoInternalInput) {
+	dirPathTable := gfile.Join(in.Path, in.TablePath)
+	if !in.GenTable {
+		if gfile.Exists(dirPathTable) {
+			in.genItems.AppendDirPath(dirPathTable)
+		}
+		return
+	}
+	in.genItems.AppendDirPath(dirPathTable)
+	for i := 0; i < len(in.TableNames); i++ {
+		var (
+			realTableName = in.TableNames[i]
+			newTableName  = in.NewTableNames[i]
+		)
+		generateTableSingle(ctx, generateTableSingleInput{
+			CGenDaoInternalInput: in,
+			TableName:            realTableName,
+			NewTableName:         newTableName,
+			DirPathTable:         dirPathTable,
+		})
+	}
+}
+
+// generateTableSingleInput is the input parameter for generateTableSingle.
+type generateTableSingleInput struct {
+	CGenDaoInternalInput
+	// TableName specifies the table name of the table.
+	TableName string
+	// NewTableName specifies the prefix-stripped or custom edited name of the table.
+	NewTableName string
+	DirPathTable string
+}
+
+// generateTableSingle generates dao files for a single table.
+func generateTableSingle(ctx context.Context, in generateTableSingleInput) {
+	// Generating table data preparing.
+	fieldMap, err := in.DB.TableFields(ctx, in.TableName)
+	if err != nil {
+		mlog.Fatalf(`fetching tables fields failed for table "%s": %+v`, in.TableName, err)
+	}
+
+	tableNameSnakeCase := gstr.CaseSnake(in.NewTableName)
+	fileName := gstr.Trim(tableNameSnakeCase, "-_.")
+	if len(fileName) > 5 && fileName[len(fileName)-5:] == "_test" {
+		// Add suffix to avoid the table name which contains "_test",
+		// which would make the go file a testing file.
+		fileName += "_table"
+	}
+	path := filepath.FromSlash(gfile.Join(in.DirPathTable, fileName+".go"))
+	in.genItems.AppendGeneratedFilePath(path)
+	if in.OverwriteDao || !gfile.Exists(path) {
+		var (
+			ctx        = context.Background()
+			tplContent = getTemplateFromPathOrDefault(
+				in.TplDaoTablePath, consts.TemplateGenTableContent,
+			)
+		)
+		tplView.ClearAssigns()
+		tplView.Assigns(gview.Params{
+			tplVarGroupName:          in.Group,
+			tplVarTableName:          in.TableName,
+			tplVarTableNameCamelCase: formatFieldName(in.NewTableName, FieldNameCaseCamel),
+			tplVarPackageName:        filepath.Base(in.TablePath),
+			tplVarTableFields:        generateTableFields(fieldMap),
+		})
+		indexContent, err := tplView.ParseContent(ctx, tplContent)
+		if err != nil {
+			mlog.Fatalf("parsing template content failed: %v", err)
+		}
+		if err = gfile.PutContents(path, strings.TrimSpace(indexContent)); err != nil {
+			mlog.Fatalf("writing content to '%s' failed: %v", path, err)
+		} else {
+			utils.GoFmt(path)
+			mlog.Print("generated:", gfile.RealPath(path))
+		}
+	}
+}
+
+// generateTableFields generates and returns the field definition content for specified table.
+func generateTableFields(fields map[string]*gdb.TableField) string {
+	var buf bytes.Buffer
+	fieldNames := make([]string, 0, len(fields))
+	for fieldName := range fields {
+		fieldNames = append(fieldNames, fieldName)
+	}
+	sort.Slice(fieldNames, func(i, j int) bool {
+		return fields[fieldNames[i]].Index < fields[fieldNames[j]].Index // asc
+	})
+	for index, fieldName := range fieldNames {
+		field := fields[fieldName]
+		buf.WriteString("    " + strconv.Quote(field.Name) + ": {\n")
+		buf.WriteString("        Index:   " + gconv.String(field.Index) + ",\n")
+		buf.WriteString("        Name:    " + strconv.Quote(field.Name) + ",\n")
+		buf.WriteString("        Type:    " + strconv.Quote(field.Type) + ",\n")
+		buf.WriteString("        Null:    " + gconv.String(field.Null) + ",\n")
+		buf.WriteString("        Key:     " + strconv.Quote(field.Key) + ",\n")
+		buf.WriteString("        Default: " + generateDefaultValue(field.Default) + ",\n")
+		buf.WriteString("        Extra:   " + strconv.Quote(field.Extra) + ",\n")
+		buf.WriteString("        Comment: " + strconv.Quote(field.Comment) + ",\n")
+		buf.WriteString("    },")
+		if index != len(fieldNames)-1 {
+			buf.WriteString("\n")
+		}
+	}
+	return buf.String()
+}
+
+// generateDefaultValue generates and returns the default value definition for specified field.
+func generateDefaultValue(value interface{}) string {
+	if value == nil {
+		return "nil"
+	}
+	switch v := value.(type) {
+	case string:
+		return strconv.Quote(v)
+	default:
+		return gconv.String(v)
+	}
+}

server/internal/library/hggen/internal/cmd/gendao/gendao_tag.go

@@ -0,0 +1,155 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gendao
+
+import (
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/util/gtag"
+)
+
+const (
+	CGenDaoConfig = `gfcli.gen.dao`
+	CGenDaoUsage  = `gf gen dao [OPTION]`
+	CGenDaoBrief  = `automatically generate go files for dao/do/entity`
+	CGenDaoEg     = `
+gf gen dao
+gf gen dao -l "mysql:root:12345678@tcp(127.0.0.1:3306)/test"
+gf gen dao -p ./model -g user-center -t user,user_detail,user_login
+gf gen dao -r user_
+`
+
+	CGenDaoAd = `
+CONFIGURATION SUPPORT
+    Options are also supported by configuration file.
+    It's suggested using configuration file instead of command line arguments making producing.
+    The configuration node name is "gfcli.gen.dao", which also supports multiple databases, for example(config.yaml):
+	gfcli:
+	  gen:
+		dao:
+		- link:     "mysql:root:12345678@tcp(127.0.0.1:3306)/test"
+		  tables:   "order,products"
+		  jsonCase: "CamelLower"
+		- link:   "mysql:root:12345678@tcp(127.0.0.1:3306)/primary"
+		  path:   "./my-app"
+		  prefix: "primary_"
+		  tables: "user, userDetail"
+		  typeMapping:
+			decimal:
+			  type:   decimal.Decimal
+			  import: github.com/shopspring/decimal
+			numeric:
+			  type: string
+		  fieldMapping:
+			table_name.field_name:
+			  type:   decimal.Decimal
+			  import: github.com/shopspring/decimal
+`
+	CGenDaoBriefPath              = `directory path for generated files`
+	CGenDaoBriefLink              = `database configuration, the same as the ORM configuration of GoFrame`
+	CGenDaoBriefTables            = `generate models only for given tables, multiple table names separated with ','`
+	CGenDaoBriefTablesEx          = `generate models excluding given tables, multiple table names separated with ','`
+	CGenDaoBriefPrefix            = `add prefix for all table of specified link/database tables`
+	CGenDaoBriefRemovePrefix      = `remove specified prefix of the table, multiple prefix separated with ','`
+	CGenDaoBriefRemoveFieldPrefix = `remove specified prefix of the field, multiple prefix separated with ','`
+	CGenDaoBriefStdTime           = `use time.Time from stdlib instead of gtime.Time for generated time/date fields of tables`
+	CGenDaoBriefWithTime          = `add created time for auto produced go files`
+	CGenDaoBriefGJsonSupport      = `use gJsonSupport to use *gjson.Json instead of string for generated json fields of tables`
+	CGenDaoBriefImportPrefix      = `custom import prefix for generated go files`
+	CGenDaoBriefDaoPath           = `directory path for storing generated dao files under path`
+	CGenDaoBriefTablePath         = `directory path for storing generated table files under path`
+	CGenDaoBriefDoPath            = `directory path for storing generated do files under path`
+	CGenDaoBriefEntityPath        = `directory path for storing generated entity files under path`
+	CGenDaoBriefOverwriteDao      = `overwrite all dao files both inside/outside internal folder`
+	CGenDaoBriefModelFile         = `custom file name for storing generated model content`
+	CGenDaoBriefModelFileForDao   = `custom file name generating model for DAO operations like Where/Data. It's empty in default`
+	CGenDaoBriefDescriptionTag    = `add comment to description tag for each field`
+	CGenDaoBriefNoJsonTag         = `no json tag will be added for each field`
+	CGenDaoBriefNoModelComment    = `no model comment will be added for each field`
+	CGenDaoBriefClear             = `delete all generated go files that do not exist in database`
+	CGenDaoBriefGenTable          = `generate table files`
+	CGenDaoBriefTypeMapping       = `custom local type mapping for generated struct attributes relevant to fields of table`
+	CGenDaoBriefFieldMapping      = `custom local type mapping for generated struct attributes relevant to specific fields of table`
+	CGenDaoBriefShardingPattern   = `sharding pattern for table name, e.g. "users_?" will be replace tables "users_001,users_002,..." to "users" dao`
+	CGenDaoBriefGroup             = `
+specifying the configuration group name of database for generated ORM instance,
+it's not necessary and the default value is "default"
+`
+	CGenDaoBriefJsonCase = `
+generated json tag case for model struct, cases are as follows:
+| Case            | Example            |
+|---------------- |--------------------|
+| Camel           | AnyKindOfString    |
+| CamelLower      | anyKindOfString    | default
+| Snake           | any_kind_of_string |
+| SnakeScreaming  | ANY_KIND_OF_STRING |
+| SnakeFirstUpper | rgb_code_md5       |
+| Kebab           | any-kind-of-string |
+| KebabScreaming  | ANY-KIND-OF-STRING |
+`
+	CGenDaoBriefTplDaoIndexPath    = `template file path for dao index file`
+	CGenDaoBriefTplDaoInternalPath = `template file path for dao internal file`
+	CGenDaoBriefTplDaoDoPathPath   = `template file path for dao do file`
+	CGenDaoBriefTplDaoEntityPath   = `template file path for dao entity file`
+
+	tplVarTableName               = `TplTableName`
+	tplVarTableNameCamelCase      = `TplTableNameCamelCase`
+	tplVarTableNameCamelLowerCase = `TplTableNameCamelLowerCase`
+	tplVarTableSharding           = `TplTableSharding`
+	tplVarTableShardingPrefix     = `TplTableShardingPrefix`
+	tplVarTableFields             = `TplTableFields`
+	tplVarPackageImports          = `TplPackageImports`
+	tplVarImportPrefix            = `TplImportPrefix`
+	tplVarStructDefine            = `TplStructDefine`
+	tplVarColumnDefine            = `TplColumnDefine`
+	tplVarColumnNames             = `TplColumnNames`
+	tplVarGroupName               = `TplGroupName`
+	tplVarDatetimeStr             = `TplDatetimeStr`
+	tplVarCreatedAtDatetimeStr    = `TplCreatedAtDatetimeStr`
+	tplVarPackageName             = `TplPackageName`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`CGenDaoConfig`:                  CGenDaoConfig,
+		`CGenDaoUsage`:                   CGenDaoUsage,
+		`CGenDaoBrief`:                   CGenDaoBrief,
+		`CGenDaoEg`:                      CGenDaoEg,
+		`CGenDaoAd`:                      CGenDaoAd,
+		`CGenDaoBriefPath`:               CGenDaoBriefPath,
+		`CGenDaoBriefLink`:               CGenDaoBriefLink,
+		`CGenDaoBriefTables`:             CGenDaoBriefTables,
+		`CGenDaoBriefTablesEx`:           CGenDaoBriefTablesEx,
+		`CGenDaoBriefPrefix`:             CGenDaoBriefPrefix,
+		`CGenDaoBriefRemovePrefix`:       CGenDaoBriefRemovePrefix,
+		`CGenDaoBriefRemoveFieldPrefix`:  CGenDaoBriefRemoveFieldPrefix,
+		`CGenDaoBriefStdTime`:            CGenDaoBriefStdTime,
+		`CGenDaoBriefWithTime`:           CGenDaoBriefWithTime,
+		`CGenDaoBriefDaoPath`:            CGenDaoBriefDaoPath,
+		`CGenDaoBriefTablePath`:          CGenDaoBriefTablePath,
+		`CGenDaoBriefDoPath`:             CGenDaoBriefDoPath,
+		`CGenDaoBriefEntityPath`:         CGenDaoBriefEntityPath,
+		`CGenDaoBriefGJsonSupport`:       CGenDaoBriefGJsonSupport,
+		`CGenDaoBriefImportPrefix`:       CGenDaoBriefImportPrefix,
+		`CGenDaoBriefOverwriteDao`:       CGenDaoBriefOverwriteDao,
+		`CGenDaoBriefModelFile`:          CGenDaoBriefModelFile,
+		`CGenDaoBriefModelFileForDao`:    CGenDaoBriefModelFileForDao,
+		`CGenDaoBriefDescriptionTag`:     CGenDaoBriefDescriptionTag,
+		`CGenDaoBriefNoJsonTag`:          CGenDaoBriefNoJsonTag,
+		`CGenDaoBriefNoModelComment`:     CGenDaoBriefNoModelComment,
+		`CGenDaoBriefClear`:              CGenDaoBriefClear,
+		`CGenDaoBriefGenTable`:           CGenDaoBriefGenTable,
+		`CGenDaoBriefTypeMapping`:        CGenDaoBriefTypeMapping,
+		`CGenDaoBriefFieldMapping`:       CGenDaoBriefFieldMapping,
+		`CGenDaoBriefShardingPattern`:    CGenDaoBriefShardingPattern,
+		`CGenDaoBriefGroup`:              CGenDaoBriefGroup,
+		`CGenDaoBriefJsonCase`:           CGenDaoBriefJsonCase,
+		`CGenDaoBriefTplDaoIndexPath`:    CGenDaoBriefTplDaoIndexPath,
+		`CGenDaoBriefTplDaoInternalPath`: CGenDaoBriefTplDaoInternalPath,
+		`CGenDaoBriefTplDaoDoPathPath`:   CGenDaoBriefTplDaoDoPathPath,
+		`CGenDaoBriefTplDaoEntityPath`:   CGenDaoBriefTplDaoEntityPath,
+	})
+}

server/internal/library/hggen/internal/cmd/genenums/genenums.go

@@ -0,0 +1,85 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genenums
+
+import (
+	"context"
+
+	"golang.org/x/tools/go/packages"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+type (
+	CGenEnums      struct{}
+	CGenEnumsInput struct {
+		g.Meta   `name:"enums" config:"{CGenEnumsConfig}" brief:"{CGenEnumsBrief}" eg:"{CGenEnumsEg}"`
+		Src      string   `name:"src"      short:"s"  dc:"source folder path to be parsed" d:"api"`
+		Path     string   `name:"path"     short:"p"  dc:"output go file path storing enums content" d:"internal/packed/packed_enums.go"`
+		Prefixes []string `name:"prefixes" short:"x"  dc:"only exports packages that starts with specified prefixes"`
+	}
+	CGenEnumsOutput struct{}
+)
+
+const (
+	CGenEnumsConfig = `gfcli.gen.enums`
+	CGenEnumsBrief  = `parse go files in current project and generate enums go file`
+	CGenEnumsEg     = `
+gf gen enums
+gf gen enums -p internal/packed/packed_enums.go
+gf gen enums -p internal/packed/packed_enums.go -s .
+gf gen enums -x github.com/gogf
+`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`CGenEnumsEg`:     CGenEnumsEg,
+		`CGenEnumsBrief`:  CGenEnumsBrief,
+		`CGenEnumsConfig`: CGenEnumsConfig,
+	})
+}
+
+func (c CGenEnums) Enums(ctx context.Context, in CGenEnumsInput) (out *CGenEnumsOutput, err error) {
+	realPath := gfile.RealPath(in.Src)
+	if realPath == "" {
+		mlog.Fatalf(`source folder path "%s" does not exist`, in.Src)
+	}
+	err = gfile.Chdir(realPath)
+	if err != nil {
+		mlog.Fatal(err)
+	}
+	mlog.Printf(`scanning for enums: %s`, realPath)
+	cfg := &packages.Config{
+		Dir:   realPath,
+		Mode:  pkgLoadMode,
+		Tests: false,
+	}
+	pkgs, err := packages.Load(cfg)
+	if err != nil {
+		mlog.Fatal(err)
+	}
+	p := NewEnumsParser(in.Prefixes)
+	p.ParsePackages(pkgs)
+	var enumsContent = gstr.ReplaceByMap(consts.TemplateGenEnums, g.MapStrStr{
+		"{PackageName}": gfile.Basename(gfile.Dir(in.Path)),
+		"{EnumsJson}":   "`" + p.Export() + "`",
+	})
+	enumsContent = gstr.Trim(enumsContent)
+	if err = gfile.PutContents(in.Path, enumsContent); err != nil {
+		return
+	}
+	mlog.Printf(`generated enums go file: %s`, in.Path)
+	mlog.Print("done!")
+	return
+}

server/internal/library/hggen/internal/cmd/genenums/genenums_parser.go

@@ -0,0 +1,149 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genenums
+
+import (
+	"go/constant"
+	"go/types"
+
+	"golang.org/x/tools/go/packages"
+
+	"github.com/gogf/gf/v2/encoding/gjson"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+)
+
+const pkgLoadMode = 0xffffff
+
+type EnumsParser struct {
+	enums            []EnumItem
+	parsedPkg        map[string]struct{}
+	prefixes         []string
+	standardPackages map[string]struct{}
+}
+
+type EnumItem struct {
+	Name  string
+	Value string
+	Kind  constant.Kind // String/Int/Bool/Float/Complex/Unknown
+	Type  string        // Pkg.ID + TypeName
+}
+
+func NewEnumsParser(prefixes []string) *EnumsParser {
+	return &EnumsParser{
+		enums:            make([]EnumItem, 0),
+		parsedPkg:        make(map[string]struct{}),
+		prefixes:         prefixes,
+		standardPackages: getStandardPackages(),
+	}
+}
+
+func (p *EnumsParser) ParsePackages(pkgs []*packages.Package) {
+	for _, pkg := range pkgs {
+		p.ParsePackage(pkg)
+	}
+}
+
+func (p *EnumsParser) ParsePackage(pkg *packages.Package) {
+	// Ignore std packages.
+	if _, ok := p.standardPackages[pkg.ID]; ok {
+		return
+	}
+	// Ignore pared packages.
+	if _, ok := p.parsedPkg[pkg.ID]; ok {
+		return
+	}
+	p.parsedPkg[pkg.ID] = struct{}{}
+
+	// Only parse specified prefixes.
+	if len(p.prefixes) > 0 {
+		var hasPrefix bool
+		for _, prefix := range p.prefixes {
+			if hasPrefix = gstr.HasPrefix(pkg.ID, prefix); hasPrefix {
+				break
+			}
+		}
+		if !hasPrefix {
+			return
+		}
+	}
+
+	var (
+		scope = pkg.Types.Scope()
+		names = scope.Names()
+	)
+	for _, name := range names {
+		con, ok := scope.Lookup(name).(*types.Const)
+		if !ok {
+			// Only constants can be enums.
+			continue
+		}
+		if !con.Exported() {
+			// Ignore unexported values.
+			continue
+		}
+
+		var enumType = con.Type().String()
+		if !gstr.Contains(enumType, "/") {
+			// Ignore std types.
+			continue
+		}
+		var (
+			enumName  = con.Name()
+			enumValue = con.Val().ExactString()
+			enumKind  = con.Val().Kind()
+		)
+		if con.Val().Kind() == constant.String {
+			enumValue = constant.StringVal(con.Val())
+		}
+		p.enums = append(p.enums, EnumItem{
+			Name:  enumName,
+			Value: enumValue,
+			Type:  enumType,
+			Kind:  enumKind,
+		})
+	}
+	for _, im := range pkg.Imports {
+		p.ParsePackage(im)
+	}
+}
+
+func (p *EnumsParser) Export() string {
+	var typeEnumMap = make(map[string][]any)
+	for _, enum := range p.enums {
+		if typeEnumMap[enum.Type] == nil {
+			typeEnumMap[enum.Type] = make([]any, 0)
+		}
+		var value any
+		switch enum.Kind {
+		case constant.Int:
+			value = gconv.Int64(enum.Value)
+		case constant.String:
+			value = enum.Value
+		case constant.Float:
+			value = gconv.Float64(enum.Value)
+		case constant.Bool:
+			value = gconv.Bool(enum.Value)
+		default:
+			value = enum.Value
+		}
+		typeEnumMap[enum.Type] = append(typeEnumMap[enum.Type], value)
+	}
+	return gjson.MustEncodeString(typeEnumMap)
+}
+
+func getStandardPackages() map[string]struct{} {
+	standardPackages := make(map[string]struct{})
+	stdPackages, err := packages.Load(nil, "std")
+	if err != nil {
+		panic(err)
+	}
+	for _, p := range stdPackages {
+		standardPackages[p.ID] = struct{}{}
+	}
+	return standardPackages
+}

server/internal/library/hggen/internal/cmd/genpb/genpb.go

@@ -0,0 +1,132 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genpb
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+type (
+	CGenPb      struct{}
+	CGenPbInput struct {
+		g.Meta     `name:"pb" config:"{CGenPbConfig}" brief:"{CGenPbBrief}" eg:"{CGenPbEg}"`
+		Path       string `name:"path" short:"p"  dc:"protobuf file folder path" d:"manifest/protobuf"`
+		OutputApi  string `name:"api"  short:"a"  dc:"output folder path storing generated go files of api" d:"api"`
+		OutputCtrl string `name:"ctrl" short:"c"  dc:"output folder path storing generated go files of controller" d:"internal/controller"`
+	}
+	CGenPbOutput struct{}
+)
+
+const (
+	CGenPbConfig = `gfcli.gen.pb`
+	CGenPbBrief  = `parse proto files and generate protobuf go files`
+	CGenPbEg     = `
+gf gen pb
+gf gen pb -p . -a . -p .
+`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`CGenPbEg`:     CGenPbEg,
+		`CGenPbBrief`:  CGenPbBrief,
+		`CGenPbConfig`: CGenPbConfig,
+	})
+}
+
+func (c CGenPb) Pb(ctx context.Context, in CGenPbInput) (out *CGenPbOutput, err error) {
+	// Necessary check.
+	protoc := gproc.SearchBinary("protoc")
+	if protoc == "" {
+		mlog.Fatalf(`command "protoc" not found in your environment, please install protoc first: https://grpc.io/docs/languages/go/quickstart/`)
+	}
+
+	// protocol fold checks.
+	var (
+		protoPath    = gfile.RealPath(in.Path)
+		isParsingPWD bool
+	)
+	if protoPath == "" {
+		// Use current working directory as protoPath if there are proto files under.
+		currentPath := gfile.Pwd()
+		currentFiles, _ := gfile.ScanDirFile(currentPath, "*.proto")
+		if len(currentFiles) > 0 {
+			protoPath = currentPath
+			isParsingPWD = true
+		} else {
+			mlog.Fatalf(`proto files folder "%s" does not exist`, in.Path)
+		}
+	}
+	// output path checks.
+	outputApiPath := gfile.RealPath(in.OutputApi)
+	if outputApiPath == "" {
+		if isParsingPWD {
+			outputApiPath = protoPath
+		} else {
+			mlog.Fatalf(`output api folder "%s" does not exist`, in.OutputApi)
+		}
+	}
+	outputCtrlPath := gfile.RealPath(in.OutputCtrl)
+	if outputCtrlPath == "" {
+		if isParsingPWD {
+			outputCtrlPath = ""
+		} else {
+			mlog.Fatalf(`output controller folder "%s" does not exist`, in.OutputCtrl)
+		}
+	}
+
+	// folder scanning.
+	files, err := gfile.ScanDirFile(protoPath, "*.proto", true)
+	if err != nil {
+		mlog.Fatal(err)
+	}
+	if len(files) == 0 {
+		mlog.Fatalf(`no proto files found in folder "%s"`, in.Path)
+	}
+
+	var originPwd = gfile.Pwd()
+	defer gfile.Chdir(originPwd)
+
+	if err = gfile.Chdir(protoPath); err != nil {
+		mlog.Fatal(err)
+	}
+	for _, file := range files {
+		var command = gproc.NewProcess(protoc, nil)
+		command.Args = append(command.Args, "--proto_path="+gfile.Pwd())
+		command.Args = append(command.Args, "--go_out=paths=source_relative:"+outputApiPath)
+		command.Args = append(command.Args, "--go-grpc_out=paths=source_relative:"+outputApiPath)
+		command.Args = append(command.Args, file)
+		mlog.Print(command.String())
+		if err = command.Run(ctx); err != nil {
+			mlog.Fatal(err)
+		}
+	}
+	// Generate struct tag according comment rules.
+	err = c.generateStructTag(ctx, generateStructTagInput{OutputApiPath: outputApiPath})
+	if err != nil {
+		return
+	}
+	// Generate controllers according comment rules.
+	if outputCtrlPath != "" {
+		err = c.generateController(ctx, generateControllerInput{
+			OutputApiPath:  outputApiPath,
+			OutputCtrlPath: outputCtrlPath,
+		})
+		if err != nil {
+			return
+		}
+	}
+	mlog.Print("done!")
+	return
+}

server/internal/library/hggen/internal/cmd/genpb/genpb_controller.go

@@ -0,0 +1,197 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genpb
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+type generateControllerInput struct {
+	OutputApiPath  string
+	OutputCtrlPath string
+}
+
+type generateCtrl struct {
+	Name    string
+	Package string
+	Version string
+	Methods []generateCtrlMethod
+}
+
+type generateCtrlMethod struct {
+	Name       string
+	Definition string
+}
+
+const (
+	controllerTemplate = `
+package {Package}
+
+type Controller struct {
+	{Version}.Unimplemented{Name}Server
+}
+
+func Register(s *grpcx.GrpcServer) {
+	{Version}.Register{Name}Server(s.Server, &Controller{})
+}
+`
+	controllerMethodTemplate = `
+func (*Controller) {Definition} {
+	return nil, gerror.NewCode(gcode.CodeNotImplemented)
+}
+`
+)
+
+func (c CGenPb) generateController(ctx context.Context, in generateControllerInput) (err error) {
+	files, err := gfile.ScanDirFile(in.OutputApiPath, "*_grpc.pb.go", true)
+	if err != nil {
+		return err
+	}
+	var controllers []generateCtrl
+	for _, file := range files {
+		fileControllers, err := c.parseControllers(file)
+		if err != nil {
+			return err
+		}
+		controllers = append(controllers, fileControllers...)
+	}
+	if len(controllers) == 0 {
+		return nil
+	}
+	// Generate controller files.
+	err = c.doGenerateControllers(in, controllers)
+	return
+}
+
+func (c CGenPb) parseControllers(filePath string) ([]generateCtrl, error) {
+	var (
+		controllers []generateCtrl
+		content     = gfile.GetContents(filePath)
+	)
+	_, err := gregex.ReplaceStringFuncMatch(
+		`type (\w+)Server interface {([\s\S]+?)}`,
+		content,
+		func(match []string) string {
+			ctrl := generateCtrl{
+				Name:    match[1],
+				Package: strings.ReplaceAll(gfile.Basename(gfile.Dir(gfile.Dir(filePath))), "-", "_"),
+				Version: gfile.Basename(gfile.Dir(filePath)),
+				Methods: make([]generateCtrlMethod, 0),
+			}
+			lines := gstr.Split(match[2], "\n")
+			for _, line := range lines {
+				line = gstr.Trim(line)
+				if line == "" || !gstr.IsLetterUpper(line[0]) {
+					continue
+				}
+				// Comment.
+				if gregex.IsMatchString(`^//.+`, line) {
+					continue
+				}
+				line, _ = gregex.ReplaceStringFuncMatch(
+					`^(\w+)\(context\.Context, \*(\w+)\) \(\*(\w+), error\)$`,
+					line,
+					func(match []string) string {
+						return fmt.Sprintf(
+							`%s(ctx context.Context, req *%s.%s) (res *%s.%s, err error)`,
+							match[1], ctrl.Version, match[2], ctrl.Version, match[3],
+						)
+					},
+				)
+				ctrl.Methods = append(ctrl.Methods, generateCtrlMethod{
+					Name:       gstr.Split(line, "(")[0],
+					Definition: line,
+				})
+			}
+			if len(ctrl.Methods) > 0 {
+				controllers = append(controllers, ctrl)
+			}
+			return match[0]
+		},
+	)
+	return controllers, err
+}
+
+func (c CGenPb) doGenerateControllers(in generateControllerInput, controllers []generateCtrl) (err error) {
+	for _, controller := range controllers {
+		err = c.doGenerateController(in, controller)
+		if err != nil {
+			return err
+		}
+	}
+	err = utils.ReplaceGeneratedContentGFV2(in.OutputCtrlPath)
+	return nil
+}
+
+func (c CGenPb) doGenerateController(in generateControllerInput, controller generateCtrl) (err error) {
+	var (
+		folderPath = gfile.Join(in.OutputCtrlPath, controller.Package)
+		filePath   = gfile.Join(folderPath, controller.Package+".go")
+		isDirty    bool
+	)
+	if !gfile.Exists(folderPath) {
+		if err = gfile.Mkdir(folderPath); err != nil {
+			return err
+		}
+	}
+	if !gfile.Exists(filePath) {
+		templateContent := gstr.ReplaceByMap(controllerTemplate, g.MapStrStr{
+			"{Name}":    controller.Name,
+			"{Version}": controller.Version,
+			"{Package}": controller.Package,
+		})
+		if err = gfile.PutContents(filePath, templateContent); err != nil {
+			return err
+		}
+		isDirty = true
+	}
+	// Exist controller content.
+	var ctrlContent string
+	files, err := gfile.ScanDirFile(folderPath, "*.go", false)
+	if err != nil {
+		return err
+	}
+	for _, file := range files {
+		if ctrlContent != "" {
+			ctrlContent += "\n"
+		}
+		ctrlContent += gfile.GetContents(file)
+	}
+	// Generate method content.
+	var generatedContent string
+	for _, method := range controller.Methods {
+		if gstr.Contains(ctrlContent, fmt.Sprintf(`%s(`, method.Name)) {
+			continue
+		}
+		if generatedContent != "" {
+			generatedContent += "\n"
+		}
+		generatedContent += gstr.ReplaceByMap(controllerMethodTemplate, g.MapStrStr{
+			"{Definition}": method.Definition,
+		})
+	}
+	if generatedContent != "" {
+		err = gfile.PutContentsAppend(filePath, generatedContent)
+		if err != nil {
+			return err
+		}
+		isDirty = true
+	}
+	if isDirty {
+		utils.GoFmt(filePath)
+	}
+	return nil
+}

server/internal/library/hggen/internal/cmd/genpb/genpb_tag.go

@@ -0,0 +1,123 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genpb
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/gogf/gf/v2/container/gmap"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+type generateStructTagInput struct {
+	OutputApiPath string
+}
+
+func (c CGenPb) generateStructTag(ctx context.Context, in generateStructTagInput) (err error) {
+	files, err := gfile.ScanDirFile(in.OutputApiPath, "*.pb.go", true)
+	if err != nil {
+		return err
+	}
+	var content string
+	for _, file := range files {
+		content = gfile.GetContents(file)
+		content, err = c.doTagReplacement(ctx, content)
+		if err != nil {
+			return err
+		}
+		if err = gfile.PutContents(file, content); err != nil {
+			return err
+		}
+		utils.GoFmt(file)
+	}
+	return
+}
+
+func (c CGenPb) doTagReplacement(ctx context.Context, content string) (string, error) {
+	content, err := gregex.ReplaceStringFuncMatch(`type (\w+) struct {([\s\S]+?)}`, content, func(match []string) string {
+		var (
+			topCommentMatch  []string
+			tailCommentMatch []string
+			lines            = gstr.Split(match[2], "\n")
+			lineTagMap       = gmap.NewListMap()
+		)
+		for index, line := range lines {
+			line = gstr.Trim(line)
+			if line == "" {
+				continue
+			}
+			// Top comment.
+			topCommentMatch, _ = gregex.MatchString(`^/[/|\*](.+)`, line)
+			if len(topCommentMatch) > 1 {
+				c.tagCommentIntoListMap(gstr.Trim(topCommentMatch[1]), lineTagMap)
+				continue
+			}
+			// Tail comment.
+			tailCommentMatch, _ = gregex.MatchString(".+?`.+?`.+?//(.+)", line)
+			if len(tailCommentMatch) > 1 {
+				c.tagCommentIntoListMap(gstr.Trim(tailCommentMatch[1]), lineTagMap)
+			}
+			// Tag injection.
+			if !lineTagMap.IsEmpty() {
+				tagContent := c.listMapToStructTag(lineTagMap)
+				lineTagMap.Clear()
+				// If already have it, don't add it anymore
+				if gstr.Contains(gstr.StrTill(line, "` //"), tagContent) {
+					continue
+				}
+				line, _ = gregex.ReplaceString("`(.+)`", fmt.Sprintf("`$1 %s`", tagContent), line)
+			}
+			lines[index] = line
+		}
+		match[2] = gstr.Join(lines, "\n")
+		return fmt.Sprintf("type %s struct {%s}", match[1], match[2])
+	})
+	return content, err
+}
+
+func (c CGenPb) tagCommentIntoListMap(comment string, lineTagMap *gmap.ListMap) {
+	tagCommentMatch, _ := gregex.MatchString(`^(\w+):(.+)`, comment)
+	if len(tagCommentMatch) > 1 {
+		var (
+			tagName    = gstr.Trim(tagCommentMatch[1])
+			tagContent = gstr.Trim(tagCommentMatch[2])
+		)
+		lineTagMap.Set(tagName, lineTagMap.GetVar(tagName).String()+tagContent)
+	} else {
+		var (
+			tagName = "dc"
+			// Convert backticks and double quotes to single quotes.
+			tagContent = gstr.ReplaceByMap(comment, g.MapStrStr{
+				"`": `'`,
+				`"`: `'`,
+			})
+		)
+		lineTagMap.Set(tagName, lineTagMap.GetVar(tagName).String()+tagContent)
+	}
+}
+
+func (c CGenPb) listMapToStructTag(lineTagMap *gmap.ListMap) string {
+	var tag string
+	lineTagMap.Iterator(func(key, value any) bool {
+		if tag != "" {
+			tag += " "
+		}
+		tag += fmt.Sprintf(
+			`%s:"%s"`,
+			key, gstr.Replace(gconv.String(value), `"`, `\"`),
+		)
+		return true
+	})
+	return tag
+}

server/internal/library/hggen/internal/cmd/genpbentity/genpbentity.go

@@ -0,0 +1,591 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genpbentity
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"path/filepath"
+	"regexp"
+	"strings"
+
+	"github.com/olekukonko/tablewriter"
+	"github.com/olekukonko/tablewriter/renderer"
+	"github.com/olekukonko/tablewriter/tw"
+
+	"github.com/gogf/gf/v2/container/garray"
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/database/gdb"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gctx"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+type (
+	CGenPbEntity      struct{}
+	CGenPbEntityInput struct {
+		g.Meta            `name:"pbentity" config:"{CGenPbEntityConfig}" brief:"{CGenPbEntityBrief}" eg:"{CGenPbEntityEg}" ad:"{CGenPbEntityAd}"`
+		Path              string   `name:"path"              short:"p"  brief:"{CGenPbEntityBriefPath}" d:"manifest/protobuf/pbentity"`
+		Package           string   `name:"package"           short:"k"  brief:"{CGenPbEntityBriefPackage}"`
+		GoPackage         string   `name:"goPackage"           short:"g"  brief:"{CGenPbEntityBriefGoPackage}"`
+		Link              string   `name:"link"              short:"l"  brief:"{CGenPbEntityBriefLink}"`
+		Tables            string   `name:"tables"            short:"t"  brief:"{CGenPbEntityBriefTables}"`
+		Prefix            string   `name:"prefix"            short:"f"  brief:"{CGenPbEntityBriefPrefix}"`
+		RemovePrefix      string   `name:"removePrefix"      short:"r"  brief:"{CGenPbEntityBriefRemovePrefix}"`
+		RemoveFieldPrefix string   `name:"removeFieldPrefix" short:"rf" brief:"{CGenPbEntityBriefRemoveFieldPrefix}"`
+		TablesEx          string   `name:"tablesEx"          short:"x"  brief:"{CGenDaoBriefTablesEx}"`
+		NameCase          string   `name:"nameCase"          short:"n"  brief:"{CGenPbEntityBriefNameCase}" d:"Camel"`
+		JsonCase          string   `name:"jsonCase"          short:"j"  brief:"{CGenPbEntityBriefJsonCase}" d:"none"`
+		Option            string   `name:"option"            short:"o"  brief:"{CGenPbEntityBriefOption}"`
+		ShardingPattern   []string `name:"shardingPattern"     short:"sp" brief:"{CGenDaoBriefShardingPattern}"`
+
+		TypeMapping  map[DBFieldTypeName]CustomAttributeType  `name:"typeMapping"  short:"y"  brief:"{CGenPbEntityBriefTypeMapping}"  orphan:"true"`
+		FieldMapping map[DBTableFieldName]CustomAttributeType `name:"fieldMapping" short:"fm" brief:"{CGenPbEntityBriefFieldMapping}" orphan:"true"`
+	}
+	CGenPbEntityOutput struct{}
+
+	CGenPbEntityInternalInput struct {
+		CGenPbEntityInput
+		DB           gdb.DB
+		TableName    string // TableName specifies the table name of the table.
+		NewTableName string // NewTableName specifies the prefix-stripped name of the table.
+	}
+
+	DBTableFieldName    = string
+	DBFieldTypeName     = string
+	CustomAttributeType struct {
+		Type   string `brief:"custom attribute type name"`
+		Import string `brief:"custom import for this type"`
+	}
+)
+
+const (
+	defaultPackageSuffix = `api/pbentity`
+	CGenPbEntityConfig   = `gfcli.gen.pbentity`
+	CGenPbEntityBrief    = `generate entity message files in protobuf3 format`
+	CGenPbEntityEg       = `
+gf gen pbentity
+gf gen pbentity -l "mysql:root:12345678@tcp(127.0.0.1:3306)/test"
+gf gen pbentity -p ./protocol/demos/entity -t user,user_detail,user_login
+gf gen pbentity -r user_ -k github.com/gogf/gf/example/protobuf
+gf gen pbentity -r user_
+`
+
+	CGenPbEntityAd = `
+CONFIGURATION SUPPORT
+    Options are also supported by configuration file.
+    It's suggested using configuration file instead of command line arguments making producing.
+    The configuration node name is "gf.gen.pbentity", which also supports multiple databases, for example(config.yaml):
+    gfcli:
+      gen:
+      - pbentity:
+            link:    "mysql:root:12345678@tcp(127.0.0.1:3306)/test"
+            path:    "protocol/demos/entity"
+            tables:  "order,products"
+            package: "demos"
+      - pbentity:
+            link:    "mysql:root:12345678@tcp(127.0.0.1:3306)/primary"
+            path:    "protocol/demos/entity"
+            prefix:  "primary_"
+            tables:  "user, userDetail"
+            package: "demos"
+            option:  |
+			  option go_package    = "protobuf/demos";
+			  option java_package  = "protobuf/demos";
+			  option php_namespace = "protobuf/demos";
+            typeMapping:
+              json:
+                type: google.protobuf.Value
+                import: google/protobuf/struct.proto
+              jsonb:
+                type: google.protobuf.Value
+                import: google/protobuf/struct.proto
+`
+	CGenPbEntityBriefPath              = `directory path for generated files storing`
+	CGenPbEntityBriefPackage           = `package path for all entity proto files`
+	CGenPbEntityBriefGoPackage         = `go package path for all entity proto files`
+	CGenPbEntityBriefLink              = `database configuration, the same as the ORM configuration of GoFrame`
+	CGenPbEntityBriefTables            = `generate models only for given tables, multiple table names separated with ','`
+	CGenPbEntityBriefPrefix            = `add specified prefix for all entity names and entity proto files`
+	CGenPbEntityBriefRemovePrefix      = `remove specified prefix of the table, multiple prefix separated with ','`
+	CGenPbEntityBriefTablesEx          = `generate all models exclude the specified tables, multiple prefix separated with ','`
+	CGenPbEntityBriefRemoveFieldPrefix = `remove specified prefix of the field, multiple prefix separated with ','`
+	CGenPbEntityBriefOption            = `extra protobuf options`
+	CGenPbEntityBriefShardingPattern   = `sharding pattern for table name, e.g. "users_?" will replace tables "users_001,users_002,..." to "users" pbentity`
+	CGenPbEntityBriefGroup             = `
+specifying the configuration group name of database for generated ORM instance,
+it's not necessary and the default value is "default"
+`
+
+	CGenPbEntityBriefNameCase = `
+case for message attribute names, default is "Camel":
+| Case            | Example            |
+|---------------- |--------------------|
+| Camel           | AnyKindOfString    |
+| CamelLower      | anyKindOfString    | default
+| Snake           | any_kind_of_string |
+| SnakeScreaming  | ANY_KIND_OF_STRING |
+| SnakeFirstUpper | rgb_code_md5       |
+| Kebab           | any-kind-of-string |
+| KebabScreaming  | ANY-KIND-OF-STRING |
+`
+
+	CGenPbEntityBriefJsonCase = `
+case for message json tag, cases are the same as "nameCase", default "CamelLower".
+set it to "none" to ignore json tag generating.
+`
+
+	CGenPbEntityBriefTypeMapping  = `custom local type mapping for generated struct attributes relevant to fields of table`
+	CGenPbEntityBriefFieldMapping = `custom local type mapping for generated struct attributes relevant to specific fields of table`
+)
+
+var defaultTypeMapping = map[DBFieldTypeName]CustomAttributeType{
+	// gdb.LocalTypeString
+	"string": {
+		Type: "string",
+	},
+	// gdb.LocalTypeTime
+	// "time": {
+	// 	Type:   "google.protobuf.Duration",
+	// 	Import: "google/protobuf/duration.proto",
+	// },
+	// gdb.LocalTypeDate
+	"date": {
+		Type:   "google.protobuf.Timestamp",
+		Import: "google/protobuf/timestamp.proto",
+	},
+	// gdb.LocalTypeDatetime
+	"datetime": {
+		Type:   "google.protobuf.Timestamp",
+		Import: "google/protobuf/timestamp.proto",
+	},
+	// gdb.LocalTypeInt
+	"int": {
+		Type: "int32",
+	},
+	// gdb.LocalTypeUint
+	"uint": {
+		Type: "uint32",
+	},
+	// gdb.LocalTypeInt64
+	"int64": {
+		Type: "int64",
+	},
+	// gdb.LocalTypeUint64
+	"uint64": {
+		Type: "uint64",
+	},
+	// gdb.LocalTypeIntSlice
+	"[]int": {
+		Type: "repeated int32",
+	},
+	// gdb.LocalTypeInt64Slice
+	"[]int64": {
+		Type: "repeated int64",
+	},
+	// gdb.LocalTypeUint64Slice
+	"[]uint64": {
+		Type: "repeated uint64",
+	},
+	// gdb.LocalTypeInt64Bytes
+	"int64-bytes": {
+		Type: "repeated int64",
+	},
+	// gdb.LocalTypeUint64Bytes
+	"uint64-bytes": {
+		Type: "repeated uint64",
+	},
+	// gdb.LocalTypeFloat32
+	"float32": {
+		Type: "float",
+	},
+	// gdb.LocalTypeFloat64
+	"float64": {
+		Type: "double",
+	},
+	// gdb.LocalTypeBytes
+	"[]byte": {
+		Type: "bytes",
+	},
+	// gdb.LocalTypeBool
+	"bool": {
+		Type: "bool",
+	},
+	// gdb.LocalTypeJson
+	// "json": {
+	// 	Type:   "google.protobuf.Value",
+	// 	Import: "google/protobuf/struct.proto",
+	// },
+	// gdb.LocalTypeJsonb
+	// "jsonb": {
+	// 	Type:   "google.protobuf.Value",
+	// 	Import: "google/protobuf/struct.proto",
+	// },
+}
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`CGenPbEntityConfig`:                 CGenPbEntityConfig,
+		`CGenPbEntityBrief`:                  CGenPbEntityBrief,
+		`CGenPbEntityEg`:                     CGenPbEntityEg,
+		`CGenPbEntityAd`:                     CGenPbEntityAd,
+		`CGenPbEntityBriefPath`:              CGenPbEntityBriefPath,
+		`CGenPbEntityBriefPackage`:           CGenPbEntityBriefPackage,
+		`CGenPbEntityBriefGoPackage`:         CGenPbEntityBriefGoPackage,
+		`CGenPbEntityBriefLink`:              CGenPbEntityBriefLink,
+		`CGenPbEntityBriefTables`:            CGenPbEntityBriefTables,
+		`CGenPbEntityBriefPrefix`:            CGenPbEntityBriefPrefix,
+		`CGenPbEntityBriefRemovePrefix`:      CGenPbEntityBriefRemovePrefix,
+		`CGenPbEntityBriefTablesEx`:          CGenPbEntityBriefTablesEx,
+		`CGenPbEntityBriefRemoveFieldPrefix`: CGenPbEntityBriefRemoveFieldPrefix,
+		`CGenPbEntityBriefGroup`:             CGenPbEntityBriefGroup,
+		`CGenPbEntityBriefNameCase`:          CGenPbEntityBriefNameCase,
+		`CGenPbEntityBriefJsonCase`:          CGenPbEntityBriefJsonCase,
+		`CGenPbEntityBriefOption`:            CGenPbEntityBriefOption,
+		`CGenPbEntityBriefShardingPattern`:   CGenPbEntityBriefShardingPattern,
+		`CGenPbEntityBriefTypeMapping`:       CGenPbEntityBriefTypeMapping,
+		`CGenPbEntityBriefFieldMapping`:      CGenPbEntityBriefFieldMapping,
+	})
+}
+
+func (c CGenPbEntity) PbEntity(ctx context.Context, in CGenPbEntityInput) (out *CGenPbEntityOutput, err error) {
+	var (
+		config = g.Cfg()
+	)
+	if config.Available(ctx) {
+		v := config.MustGet(ctx, CGenPbEntityConfig)
+		if v.IsSlice() {
+			for i := 0; i < len(v.Interfaces()); i++ {
+				doGenPbEntityForArray(ctx, i, in)
+			}
+		} else {
+			doGenPbEntityForArray(ctx, -1, in)
+		}
+	} else {
+		doGenPbEntityForArray(ctx, -1, in)
+	}
+	mlog.Print("done!")
+	return
+}
+
+func doGenPbEntityForArray(ctx context.Context, index int, in CGenPbEntityInput) {
+	var (
+		err error
+		db  gdb.DB
+	)
+	if index >= 0 {
+		err = g.Cfg().MustGet(
+			ctx,
+			fmt.Sprintf(`%s.%d`, CGenPbEntityConfig, index),
+		).Scan(&in)
+		if err != nil {
+			mlog.Fatalf(`invalid configuration of "%s": %+v`, CGenPbEntityConfig, err)
+		}
+	}
+	if in.Package == "" {
+		mlog.Debug(`package parameter is empty, trying calculating the package path using go.mod`)
+		modName := utils.GetImportPath(gfile.Pwd())
+		in.Package = modName + "/" + defaultPackageSuffix
+	}
+	removePrefixArray := gstr.SplitAndTrim(in.RemovePrefix, ",")
+
+	excludeTables := gset.NewStrSetFrom(gstr.SplitAndTrim(in.TablesEx, ","))
+
+	// It uses user passed database configuration.
+	if in.Link != "" {
+		var (
+			tempGroup = gtime.TimestampNanoStr()
+			match, _  = gregex.MatchString(`([a-z]+):(.+)`, in.Link)
+		)
+		if len(match) == 3 {
+			gdb.AddConfigNode(tempGroup, gdb.ConfigNode{
+				Type: gstr.Trim(match[1]),
+				Link: in.Link,
+			})
+			db, _ = gdb.Instance(tempGroup)
+		}
+	} else {
+		db = g.DB()
+	}
+	if db == nil {
+		mlog.Fatal("database initialization failed")
+	}
+
+	tableNames := ([]string)(nil)
+	shardingNewTableSet := gset.NewStrSet()
+	if in.Tables != "" {
+		tableNames = gstr.SplitAndTrim(in.Tables, ",")
+	} else {
+		tableNames, err = db.Tables(context.TODO())
+		if err != nil {
+			mlog.Fatalf("fetching tables failed: \n %v", err)
+		}
+	}
+	// merge default typeMapping to input typeMapping.
+	if in.TypeMapping == nil {
+		in.TypeMapping = defaultTypeMapping
+	} else {
+		for key, typeMapping := range defaultTypeMapping {
+			if _, ok := in.TypeMapping[key]; !ok {
+				in.TypeMapping[key] = typeMapping
+			}
+		}
+	}
+
+	for _, tableName := range tableNames {
+		if excludeTables.Contains(tableName) {
+			continue
+		}
+		newTableName := tableName
+		for _, v := range removePrefixArray {
+			newTableName = gstr.TrimLeftStr(newTableName, v, 1)
+		}
+		var shardingTableName string
+		if len(in.ShardingPattern) > 0 {
+			for _, pattern := range in.ShardingPattern {
+				var (
+					match      []string
+					regPattern = gstr.Replace(pattern, "?", `(.+)`)
+				)
+				match, err = gregex.MatchString(regPattern, newTableName)
+				if err != nil {
+					mlog.Fatalf(`invalid sharding pattern "%s": %+v`, pattern, err)
+				}
+				if len(match) < 2 {
+					continue
+				}
+				shardingTableName = gstr.Replace(pattern, "?", "")
+				shardingTableName = gstr.Trim(shardingTableName, `_.-`)
+			}
+		}
+		if shardingTableName != "" {
+			if shardingNewTableSet.Contains(shardingTableName) {
+				continue
+			}
+			shardingNewTableSet.Add(shardingTableName)
+			newTableName = shardingTableName
+		}
+		generatePbEntityContentFile(ctx, CGenPbEntityInternalInput{
+			CGenPbEntityInput: in,
+			DB:                db,
+			TableName:         tableName,
+			NewTableName:      newTableName,
+		})
+	}
+}
+
+// generatePbEntityContentFile generates the protobuf files for given table.
+func generatePbEntityContentFile(ctx context.Context, in CGenPbEntityInternalInput) {
+	fieldMap, err := in.DB.TableFields(ctx, in.TableName)
+	if err != nil {
+		mlog.Fatalf("fetching tables fields failed for table '%s':\n%v", in.TableName, err)
+	}
+	// Change the `newTableName` if `Prefix` is given.
+	newTableName := in.Prefix + in.NewTableName
+	var (
+		tableNameCamelCase                 = gstr.CaseCamel(newTableName)
+		tableNameSnakeCase                 = gstr.CaseSnake(newTableName)
+		entityMessageDefine, appendImports = generateEntityMessageDefinition(tableNameCamelCase, fieldMap, in)
+		fileName                           = gstr.Trim(tableNameSnakeCase, "-_.")
+		path                               = filepath.FromSlash(gfile.Join(in.Path, fileName+".proto"))
+	)
+	packageImportStr := ""
+	var packageImportsArray = garray.NewStrArray()
+	if len(appendImports) > 0 {
+		for _, appendImport := range appendImports {
+			packageImportStr = fmt.Sprintf(`import "%s";`, appendImport)
+			if packageImportsArray.Search(packageImportStr) == -1 {
+				packageImportsArray.Append(packageImportStr)
+			}
+		}
+	}
+	if in.GoPackage == "" {
+		in.GoPackage = in.Package
+	}
+	entityContent := gstr.ReplaceByMap(getTplPbEntityContent(""), g.MapStrStr{
+		"{Imports}":       packageImportsArray.Join("\n"),
+		"{PackageName}":   gfile.Basename(in.Package),
+		"{GoPackage}":     in.GoPackage,
+		"{OptionContent}": in.Option,
+		"{EntityMessage}": entityMessageDefine,
+	})
+	if err := gfile.PutContents(path, strings.TrimSpace(entityContent)); err != nil {
+		mlog.Fatalf("writing content to '%s' failed: %v", path, err)
+	} else {
+		mlog.Print("generated:", gfile.RealPath(path))
+	}
+}
+
+// generateEntityMessageDefinition generates and returns the message definition for specified table.
+func generateEntityMessageDefinition(entityName string, fieldMap map[string]*gdb.TableField, in CGenPbEntityInternalInput) (string, []string) {
+	var (
+		appendImports []string
+		buffer        = bytes.NewBuffer(nil)
+		array         = make([][]string, len(fieldMap))
+		names         = sortFieldKeyForPbEntity(fieldMap)
+	)
+	for index, name := range names {
+		var imports string
+		array[index], imports = generateMessageFieldForPbEntity(index+1, fieldMap[name], in)
+		if imports != "" {
+			appendImports = append(appendImports, imports)
+		}
+	}
+	table := tablewriter.NewTable(buffer,
+		tablewriter.WithRenderer(renderer.NewBlueprint(tw.Rendition{
+			Borders: tw.Border{Top: tw.Off, Bottom: tw.Off, Left: tw.On, Right: tw.Off},
+			Settings: tw.Settings{
+				Separators: tw.Separators{BetweenRows: tw.Off, BetweenColumns: tw.Off},
+			},
+			Symbols: tw.NewSymbolCustom("Proto").WithColumn(" "),
+		})),
+		tablewriter.WithConfig(tablewriter.Config{
+			Row: tw.CellConfig{
+				Formatting: tw.CellFormatting{AutoWrap: tw.WrapNone},
+			},
+		}),
+	)
+	table.Bulk(array)
+	table.Render()
+	stContent := buffer.String()
+	// Let's do this hack of table writer for indent!
+	stContent = regexp.MustCompile(`\s+\n`).ReplaceAllString(gstr.Replace(stContent, "  #", ""), "\n")
+	buffer.Reset()
+	buffer.WriteString(fmt.Sprintf("message %s {\n", entityName))
+	buffer.WriteString(stContent)
+	buffer.WriteString("}")
+	return buffer.String(), appendImports
+}
+
+// generateMessageFieldForPbEntity generates and returns the message definition for specified field.
+func generateMessageFieldForPbEntity(index int, field *gdb.TableField, in CGenPbEntityInternalInput) (attrLines []string, appendImport string) {
+	var (
+		localTypeNameStr string
+		localTypeName    gdb.LocalType
+		comment          string
+		jsonTagStr       string
+		err              error
+		ctx              = gctx.GetInitCtx()
+	)
+	if in.TypeMapping != nil && len(in.TypeMapping) > 0 {
+		// match typeMapping after local type transform.
+		// eg: double => string, varchar => string etc.
+		localTypeName, err = in.DB.CheckLocalTypeForField(ctx, field.Type, nil)
+		if err != nil {
+			panic(err)
+		}
+		if localTypeName != "" {
+			if typeMappingLocal, localOk := in.TypeMapping[strings.ToLower(string(localTypeName))]; localOk {
+				localTypeNameStr = typeMappingLocal.Type
+				appendImport = typeMappingLocal.Import
+			}
+		}
+		// Try match unknown / string localTypeName with db type.
+		if localTypeName == "" || localTypeName == gdb.LocalTypeString {
+			formattedFieldType, _ := in.DB.GetFormattedDBTypeNameForField(field.Type)
+			if typeMapping, ok := in.TypeMapping[strings.ToLower(formattedFieldType)]; ok {
+				localTypeNameStr = typeMapping.Type
+				appendImport = typeMapping.Import
+			}
+		}
+	}
+
+	if localTypeNameStr == "" {
+		localTypeNameStr = "string"
+	}
+
+	comment = gstr.ReplaceByArray(field.Comment, g.SliceStr{
+		"\n", " ",
+		"\r", " ",
+	})
+	comment = gstr.Trim(comment)
+	comment = gstr.Replace(comment, `\n`, " ")
+	comment, _ = gregex.ReplaceString(`\s{2,}`, ` `, comment)
+	if jsonTagName := formatCase(field.Name, in.JsonCase); jsonTagName != "" {
+		jsonTagStr = fmt.Sprintf(`[json_name = "%s"]`, jsonTagName)
+		// beautiful indent.
+		if index < 10 {
+			// 3 spaces
+			jsonTagStr = "   " + jsonTagStr
+		} else if index < 100 {
+			// 2 spaces
+			jsonTagStr = "  " + jsonTagStr
+		} else {
+			// 1 spaces
+			jsonTagStr = " " + jsonTagStr
+		}
+	}
+
+	removeFieldPrefixArray := gstr.SplitAndTrim(in.RemoveFieldPrefix, ",")
+	newFiledName := field.Name
+	for _, v := range removeFieldPrefixArray {
+		newFiledName = gstr.TrimLeftStr(newFiledName, v, 1)
+	}
+
+	if in.FieldMapping != nil && len(in.FieldMapping) > 0 {
+		if typeMapping, ok := in.FieldMapping[fmt.Sprintf("%s.%s", in.TableName, newFiledName)]; ok {
+			localTypeNameStr = typeMapping.Type
+			appendImport = typeMapping.Import
+		}
+	}
+
+	return []string{
+		"    #" + localTypeNameStr,
+		" #" + formatCase(newFiledName, in.NameCase),
+		" #= " + gconv.String(index) + jsonTagStr + ";",
+		" #" + fmt.Sprintf(`// %s`, comment),
+	}, appendImport
+}
+
+func getTplPbEntityContent(tplEntityPath string) string {
+	if tplEntityPath != "" {
+		return gfile.GetContents(tplEntityPath)
+	}
+	return consts.TemplatePbEntityMessageContent
+}
+
+// formatCase call gstr.Case* function to convert the s to specified case.
+func formatCase(str, caseStr string) string {
+	if caseStr == "none" {
+		return ""
+	}
+	return gstr.CaseConvert(str, gstr.CaseTypeMatch(caseStr))
+}
+
+func sortFieldKeyForPbEntity(fieldMap map[string]*gdb.TableField) []string {
+	names := make(map[int]string)
+	for _, field := range fieldMap {
+		names[field.Index] = field.Name
+	}
+	var (
+		result = make([]string, len(names))
+		i      = 0
+		j      = 0
+	)
+	for {
+		if len(names) == 0 {
+			break
+		}
+		if val, ok := names[i]; ok {
+			result[j] = val
+			j++
+			delete(names, i)
+		}
+		i++
+	}
+	return result
+}

server/internal/library/hggen/internal/cmd/genservice/genservice.go

@@ -0,0 +1,391 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genservice
+
+import (
+	"context"
+	"fmt"
+	"path/filepath"
+	"sync"
+	"sync/atomic"
+
+	"github.com/gogf/gf/v2/container/garray"
+	"github.com/gogf/gf/v2/container/gmap"
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gtime"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+	"github.com/gogf/gf/v2/util/gtag"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+const (
+	CGenServiceConfig = `gfcli.gen.service`
+	CGenServiceUsage  = `gf gen service [OPTION]`
+	CGenServiceBrief  = `parse struct and associated functions from packages to generate service go file`
+	CGenServiceEg     = `
+gf gen service
+gf gen service -f Snake
+`
+	CGenServiceBriefSrcFolder    = `source folder path to be parsed. default: internal/logic`
+	CGenServiceBriefDstFolder    = `destination folder path storing automatically generated go files. default: internal/service`
+	CGenServiceBriefFileNameCase = `
+destination file name storing automatically generated go files, cases are as follows:
+| Case            | Example            |
+|---------------- |--------------------|
+| Lower           | anykindofstring    |
+| Camel           | AnyKindOfString    |
+| CamelLower      | anyKindOfString    |
+| Snake           | any_kind_of_string | default
+| SnakeScreaming  | ANY_KIND_OF_STRING |
+| SnakeFirstUpper | rgb_code_md5       |
+| Kebab           | any-kind-of-string |
+| KebabScreaming  | ANY-KIND-OF-STRING |
+`
+	CGenServiceBriefWatchFile    = `used in file watcher, it re-generates all service go files only if given file is under srcFolder`
+	CGenServiceBriefStPattern    = `regular expression matching struct name for generating service. default: ^s([A-Z]\\\\w+)$`
+	CGenServiceBriefPackages     = `produce go files only for given source packages(source folders)`
+	CGenServiceBriefImportPrefix = `custom import prefix to calculate import path for generated importing go file of logic`
+	CGenServiceBriefClear        = `delete all generated go files that are not used any further`
+)
+
+func init() {
+	gtag.Sets(g.MapStrStr{
+		`CGenServiceConfig`:            CGenServiceConfig,
+		`CGenServiceUsage`:             CGenServiceUsage,
+		`CGenServiceBrief`:             CGenServiceBrief,
+		`CGenServiceEg`:                CGenServiceEg,
+		`CGenServiceBriefSrcFolder`:    CGenServiceBriefSrcFolder,
+		`CGenServiceBriefDstFolder`:    CGenServiceBriefDstFolder,
+		`CGenServiceBriefFileNameCase`: CGenServiceBriefFileNameCase,
+		`CGenServiceBriefWatchFile`:    CGenServiceBriefWatchFile,
+		`CGenServiceBriefStPattern`:    CGenServiceBriefStPattern,
+		`CGenServiceBriefPackages`:     CGenServiceBriefPackages,
+		`CGenServiceBriefImportPrefix`: CGenServiceBriefImportPrefix,
+		`CGenServiceBriefClear`:        CGenServiceBriefClear,
+	})
+}
+
+type (
+	CGenService      struct{}
+	CGenServiceInput struct {
+		g.Meta          `name:"service" config:"{CGenServiceConfig}" usage:"{CGenServiceUsage}" brief:"{CGenServiceBrief}" eg:"{CGenServiceEg}"`
+		SrcFolder       string   `short:"s" name:"srcFolder" brief:"{CGenServiceBriefSrcFolder}" d:"internal/logic"`
+		DstFolder       string   `short:"d" name:"dstFolder" brief:"{CGenServiceBriefDstFolder}" d:"internal/service"`
+		DstFileNameCase string   `short:"f" name:"dstFileNameCase" brief:"{CGenServiceBriefFileNameCase}" d:"Snake"`
+		WatchFile       string   `short:"w" name:"watchFile" brief:"{CGenServiceBriefWatchFile}"`
+		StPattern       string   `short:"a" name:"stPattern" brief:"{CGenServiceBriefStPattern}" d:"^s([A-Z]\\w+)$"`
+		Packages        []string `short:"p" name:"packages" brief:"{CGenServiceBriefPackages}"`
+		ImportPrefix    string   `short:"i" name:"importPrefix" brief:"{CGenServiceBriefImportPrefix}"`
+		Clear           bool     `short:"l" name:"clear" brief:"{CGenServiceBriefClear}" orphan:"true"`
+	}
+	CGenServiceOutput struct{}
+)
+
+const (
+	genServiceFileLockSeconds = 10
+)
+
+type fileInfo struct {
+	PkgItems  []pkgItem
+	FuncItems []funcItem
+}
+
+type folderInfo struct {
+	SrcPackageName      string
+	SrcImportedPackages *garray.SortedStrArray
+	SrcStructFunctions  *gmap.ListMap
+	DstFilePath         string
+
+	FileInfos []*fileInfo
+}
+
+func (c CGenService) Service(ctx context.Context, in CGenServiceInput) (out *CGenServiceOutput, err error) {
+	in.SrcFolder = filepath.ToSlash(in.SrcFolder)
+	in.SrcFolder = gstr.TrimRight(in.SrcFolder, `/`)
+	in.WatchFile = filepath.ToSlash(in.WatchFile)
+	in.WatchFile = gstr.TrimRight(in.WatchFile, `/`)
+
+	// Watch file handling.
+	if in.WatchFile != "" {
+		// File lock to avoid multiple processes.
+		var (
+			flockFilePath = gfile.Temp("gf.cli.gen.service.lock")
+			flockContent  = gfile.GetContents(flockFilePath)
+		)
+		if flockContent != "" {
+			if gtime.Timestamp()-gconv.Int64(flockContent) < genServiceFileLockSeconds {
+				// If another "gen service" process is running, it just exits.
+				mlog.Debug(`another "gen service" process is running, exit`)
+				return
+			}
+		}
+		defer gfile.RemoveFile(flockFilePath)
+		_ = gfile.PutContents(flockFilePath, gtime.TimestampStr())
+
+		// It works only if given WatchFile is in SrcFolder.
+		var (
+			watchFileDir = gfile.Dir(in.WatchFile)
+			srcFolderDir = gfile.Dir(watchFileDir)
+		)
+		mlog.Debug("watchFileDir:", watchFileDir)
+		mlog.Debug("logicFolderDir:", srcFolderDir)
+		if !gstr.HasSuffix(gstr.Replace(srcFolderDir, `\`, `/`), in.SrcFolder) {
+			mlog.Printf(`ignore watch file "%s", not in source path "%s"`, in.WatchFile, in.SrcFolder)
+			return
+		}
+		var newWorkingDir = gfile.Dir(gfile.Dir(srcFolderDir))
+		if err = gfile.Chdir(newWorkingDir); err != nil {
+			mlog.Fatalf(`%+v`, err)
+		}
+		mlog.Debug("Chdir:", newWorkingDir)
+
+		in.WatchFile = ""
+		in.Packages = []string{gfile.Basename(watchFileDir)}
+		return c.Service(ctx, in)
+	}
+
+	if !gfile.Exists(in.SrcFolder) {
+		mlog.Fatalf(`source folder path "%s" does not exist`, in.SrcFolder)
+	}
+
+	if in.ImportPrefix == "" {
+		in.ImportPrefix = utils.GetImportPath(in.SrcFolder)
+	}
+
+	var (
+		isDirty                 atomic.Value                                 // Temp boolean.
+		files                   []string                                     // Temp file array.
+		initImportSrcPackages   []string                                     // Used for generating logic.go.
+		inputPackages           = in.Packages                                // Custom packages.
+		dstPackageName          = gstr.ToLower(gfile.Basename(in.DstFolder)) // Package name for generated go files.
+		generatedDstFilePathSet = gset.NewStrSet()                           // All generated file path set.
+	)
+	isDirty.Store(false)
+
+	// The first level folders.
+	srcFolderPaths, err := gfile.ScanDir(in.SrcFolder, "*", false)
+	if err != nil {
+		return nil, err
+	}
+	// it will use goroutine to generate service files for each package.
+	var (
+		folderInfos    []folderInfo
+		wg             = sync.WaitGroup{}
+		allStructItems = make(map[string][]string)
+	)
+
+	for _, srcFolderPath := range srcFolderPaths {
+		if !gfile.IsDir(srcFolderPath) {
+			continue
+		}
+		// Only retrieve sub files, no recursively.
+		if files, err = gfile.ScanDir(srcFolderPath, "*.go", false); err != nil {
+			return nil, err
+		}
+		if len(files) == 0 {
+			continue
+		}
+
+		var (
+			srcPackageName      = gfile.Basename(srcFolderPath)
+			srcImportedPackages = garray.NewSortedStrArray().SetUnique(true)
+			srcStructFunctions  = gmap.NewListMap()
+			dstFilePath         = gfile.Join(in.DstFolder,
+				c.getDstFileNameCase(srcPackageName, in.DstFileNameCase)+".go",
+			)
+		)
+
+		folder := folderInfo{
+			SrcPackageName:      srcPackageName,
+			SrcImportedPackages: srcImportedPackages,
+			SrcStructFunctions:  srcStructFunctions,
+			DstFilePath:         dstFilePath,
+		}
+
+		for _, file := range files {
+			pkgItems, structItems, funcItems, err := c.parseItemsInSrc(file)
+			if err != nil {
+				return nil, err
+			}
+			for k, v := range structItems {
+				allStructItems[k] = v
+			}
+			folder.FileInfos = append(folder.FileInfos, &fileInfo{
+				PkgItems:  pkgItems,
+				FuncItems: funcItems,
+			})
+		}
+
+		folderInfos = append(folderInfos, folder)
+	}
+
+	folderInfos = c.calculateStructEmbeddedFuncInfos(folderInfos, allStructItems)
+
+	for _, folder := range folderInfos {
+		// Parse single logic package folder.
+		var (
+			srcPackageName      = folder.SrcPackageName
+			srcImportedPackages = folder.SrcImportedPackages
+			srcStructFunctions  = folder.SrcStructFunctions
+			dstFilePath         = folder.DstFilePath
+		)
+		generatedDstFilePathSet.Add(dstFilePath)
+		// if it were to use goroutine,
+		// it would cause the order of the generated functions in the file to be disordered.
+		for _, file := range folder.FileInfos {
+			pkgItems, funcItems := file.PkgItems, file.FuncItems
+
+			// Calculate imported packages for service generating.
+			err = c.calculateImportedItems(in, pkgItems, funcItems, srcImportedPackages)
+			if err != nil {
+				return nil, err
+			}
+
+			// Calculate functions and interfaces for service generating.
+			err = c.calculateFuncItems(in, funcItems, srcStructFunctions)
+			if err != nil {
+				return nil, err
+			}
+		}
+
+		initImportSrcPackages = append(
+			initImportSrcPackages,
+			fmt.Sprintf(`%s/%s`, in.ImportPrefix, srcPackageName),
+		)
+		// Ignore source packages if input packages given.
+		if len(inputPackages) > 0 && !gstr.InArray(inputPackages, srcPackageName) {
+			mlog.Debugf(
+				`ignore source package "%s" as it is not in desired packages: %+v`,
+				srcPackageName, inputPackages,
+			)
+			continue
+		}
+
+		// Generating service go file for single logic package.
+		wg.Add(1)
+		go func(generateServiceFilesInput generateServiceFilesInput) {
+			defer wg.Done()
+			ok, err := c.generateServiceFile(generateServiceFilesInput)
+			if err != nil {
+				mlog.Printf(`error generating service file "%s": %v`, generateServiceFilesInput.DstFilePath, err)
+			}
+			if !isDirty.Load().(bool) && ok {
+				isDirty.Store(true)
+			}
+		}(generateServiceFilesInput{
+			CGenServiceInput:    in,
+			SrcPackageName:      srcPackageName,
+			SrcImportedPackages: srcImportedPackages.Slice(),
+			SrcStructFunctions:  srcStructFunctions,
+			DstPackageName:      dstPackageName,
+			DstFilePath:         dstFilePath,
+		})
+	}
+	wg.Wait()
+
+	if in.Clear {
+		files, err = gfile.ScanDirFile(in.DstFolder, "*.go", false)
+		if err != nil {
+			return nil, err
+		}
+		var relativeFilePath string
+		for _, file := range files {
+			relativeFilePath = gstr.SubStrFromR(file, in.DstFolder)
+			if !generatedDstFilePathSet.Contains(relativeFilePath) &&
+				utils.IsFileDoNotEdit(relativeFilePath) {
+
+				mlog.Printf(`remove no longer used service file: %s`, relativeFilePath)
+				if err = gfile.RemoveFile(file); err != nil {
+					return nil, err
+				}
+			}
+		}
+	}
+
+	if isDirty.Load().(bool) {
+		// Generate initialization go file.
+		if len(initImportSrcPackages) > 0 {
+			if err = c.generateInitializationFile(in, initImportSrcPackages); err != nil {
+				return
+			}
+		}
+
+		// Replace v1 to v2 for GoFrame.
+		if err = utils.ReplaceGeneratedContentGFV2(in.DstFolder); err != nil {
+			return nil, err
+		}
+		mlog.Printf(`gofmt go files in "%s"`, in.DstFolder)
+		utils.GoFmt(in.DstFolder)
+	}
+
+	// auto update main.go.
+	if err = c.checkAndUpdateMain(in.SrcFolder); err != nil {
+		return nil, err
+	}
+
+	mlog.Print(`done!`)
+	return
+}
+
+func (c CGenService) checkAndUpdateMain(srcFolder string) (err error) {
+	var (
+		logicPackageName = gstr.ToLower(gfile.Basename(srcFolder))
+		logicFilePath    = gfile.Join(srcFolder, logicPackageName+".go")
+		importPath       = utils.GetImportPath(srcFolder)
+		importStr        = fmt.Sprintf(`_ "%s"`, importPath)
+		mainFilePath     = gfile.Join(gfile.Dir(gfile.Dir(gfile.Dir(logicFilePath))), "main.go")
+		mainFileContent  = gfile.GetContents(mainFilePath)
+	)
+	// No main content found.
+	if mainFileContent == "" {
+		return nil
+	}
+	if gstr.Contains(mainFileContent, importStr) {
+		return nil
+	}
+	match, err := gregex.MatchString(`import \(([\s\S]+?)\)`, mainFileContent)
+	if err != nil {
+		return err
+	}
+	// No match.
+	if len(match) < 2 {
+		return nil
+	}
+	lines := garray.NewStrArrayFrom(gstr.Split(match[1], "\n"))
+	for i, line := range lines.Slice() {
+		line = gstr.Trim(line)
+		if len(line) == 0 {
+			continue
+		}
+		if line[0] == '_' {
+			continue
+		}
+		// Insert the logic import into imports.
+		if err = lines.InsertBefore(i, fmt.Sprintf("\t%s\n\n", importStr)); err != nil {
+			return err
+		}
+		break
+	}
+	mainFileContent, err = gregex.ReplaceString(
+		`import \(([\s\S]+?)\)`,
+		fmt.Sprintf(`import (%s)`, lines.Join("\n")),
+		mainFileContent,
+	)
+	if err != nil {
+		return err
+	}
+	mlog.Print(`update main.go`)
+	err = gfile.PutContents(mainFilePath, mainFileContent)
+	utils.GoFmt(mainFilePath)
+	return
+}

server/internal/library/hggen/internal/cmd/genservice/genservice_ast_parse.go

@@ -0,0 +1,319 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genservice
+
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+	"strings"
+
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gstructs"
+	"github.com/gogf/gf/v2/text/gstr"
+)
+
+type pkgItem struct {
+	Alias     string `eg:"gdbas"`
+	Path      string `eg:"github.com/gogf/gf/v2/database/gdb"`
+	RawImport string `eg:"gdbas github.com/gogf/gf/v2/database/gdb"`
+}
+
+type funcItem struct {
+	Receiver   string              `eg:"sUser"`
+	MethodName string              `eg:"GetList"`
+	Params     []map[string]string `eg:"ctx: context.Context, cond: *SearchInput"`
+	Results    []map[string]string `eg:"list: []*User, err: error"`
+	Comment    string              `eg:"Get user list"`
+}
+
+// parseItemsInSrc parses the pkgItem and funcItem from the specified file.
+// It can't skip the private methods.
+// It can't skip the imported packages of import alias equal to `_`.
+func (c CGenService) parseItemsInSrc(filePath string) (pkgItems []pkgItem, structItems map[string][]string, funcItems []funcItem, err error) {
+	var (
+		fileContent = gfile.GetContents(filePath)
+		fileSet     = token.NewFileSet()
+	)
+
+	node, err := parser.ParseFile(fileSet, "", fileContent, parser.ParseComments)
+	if err != nil {
+		return
+	}
+
+	structItems = make(map[string][]string)
+	pkg := node.Name.Name
+	pkgAliasMap := make(map[string]string)
+	ast.Inspect(node, func(n ast.Node) bool {
+		switch x := n.(type) {
+		case *ast.ImportSpec:
+			// parse the imported packages.
+			pkgItem := c.parseImportPackages(x)
+			pkgItems = append(pkgItems, pkgItem)
+			pkgPath := strings.Trim(pkgItem.Path, "\"")
+			pkgPath = strings.ReplaceAll(pkgPath, "\\", "/")
+			tmp := strings.Split(pkgPath, "/")
+			srcPkg := tmp[len(tmp)-1]
+			if srcPkg != pkgItem.Alias {
+				pkgAliasMap[pkgItem.Alias] = srcPkg
+			}
+		case *ast.TypeSpec: // type define
+			switch xType := x.Type.(type) {
+			case *ast.StructType: // define struct
+				// parse the struct declaration.
+				var structName = pkg + "." + x.Name.Name
+				var structEmbeddedStruct []string
+				for _, field := range xType.Fields.List {
+					if len(field.Names) > 0 || field.Tag == nil { // not anonymous field
+						continue
+					}
+
+					tagValue := strings.Trim(field.Tag.Value, "`")
+					tagValue = strings.TrimSpace(tagValue)
+					if len(tagValue) == 0 { // not set tag
+						continue
+					}
+					tags := gstructs.ParseTag(tagValue)
+
+					if v, ok := tags["gen"]; !ok || v != "extend" {
+						continue
+					}
+
+					var embeddedStruct string
+					switch v := field.Type.(type) {
+					case *ast.Ident:
+						if embeddedStruct, err = c.astExprToString(v); err != nil {
+							embeddedStruct = ""
+							break
+						}
+						embeddedStruct = pkg + "." + embeddedStruct
+					case *ast.StarExpr:
+						if embeddedStruct, err = c.astExprToString(v.X); err != nil {
+							embeddedStruct = ""
+							break
+						}
+						embeddedStruct = pkg + "." + embeddedStruct
+					case *ast.SelectorExpr:
+						var pkg string
+						if pkg, err = c.astExprToString(v.X); err != nil {
+							embeddedStruct = ""
+							break
+						}
+						if v, ok := pkgAliasMap[pkg]; ok {
+							pkg = v
+						}
+						if embeddedStruct, err = c.astExprToString(v.Sel); err != nil {
+							embeddedStruct = ""
+							break
+						}
+						embeddedStruct = pkg + "." + embeddedStruct
+					}
+
+					if embeddedStruct == "" {
+						continue
+					}
+					structEmbeddedStruct = append(structEmbeddedStruct, embeddedStruct)
+
+				}
+				if len(structEmbeddedStruct) > 0 {
+					structItems[structName] = structEmbeddedStruct
+				}
+			case *ast.Ident: // define ident
+				var (
+					structName = pkg + "." + x.Name.Name
+					typeName   = pkg + "." + xType.Name
+				)
+				structItems[structName] = []string{typeName}
+			case *ast.SelectorExpr: // define selector
+				var (
+					structName  = pkg + "." + x.Name.Name
+					selecotrPkg string
+					typeName    string
+				)
+				if selecotrPkg, err = c.astExprToString(xType.X); err != nil {
+					break
+				}
+				if v, ok := pkgAliasMap[selecotrPkg]; ok {
+					selecotrPkg = v
+				}
+				if typeName, err = c.astExprToString(xType.Sel); err != nil {
+					break
+				}
+				typeName = selecotrPkg + "." + typeName
+				structItems[structName] = []string{typeName}
+			}
+
+		case *ast.FuncDecl:
+			// parse the function items.
+			if x.Recv == nil {
+				return true
+			}
+
+			var funcName = x.Name.Name
+			funcItems = append(funcItems, funcItem{
+				Receiver:   c.parseFuncReceiverTypeName(x),
+				MethodName: funcName,
+				Params:     c.parseFuncParams(x),
+				Results:    c.parseFuncResults(x),
+				Comment:    c.parseFuncComment(x),
+			})
+		}
+		return true
+	})
+	return
+}
+
+// parseImportPackages retrieves the imported packages from the specified ast.ImportSpec.
+func (c CGenService) parseImportPackages(node *ast.ImportSpec) (packages pkgItem) {
+	if node.Path == nil {
+		return
+	}
+	var (
+		alias     string
+		path      = node.Path.Value
+		rawImport string
+	)
+
+	if node.Name != nil {
+		alias = node.Name.Name
+		rawImport = node.Name.Name + " " + path
+	} else {
+		rawImport = path
+	}
+
+	// if the alias is empty, it will further retrieve the real alias.
+	if alias == "" {
+		alias = c.getRealAlias(path)
+	}
+
+	return pkgItem{
+		Alias:     alias,
+		Path:      path,
+		RawImport: rawImport,
+	}
+}
+
+// getRealAlias retrieves the real alias of the package.
+// If package is "github.com/gogf/gf", the alias is "gf".
+// If package is "github.com/gogf/gf/v2", the alias is "gf" instead of "v2".
+func (c CGenService) getRealAlias(importPath string) (pkgName string) {
+	importPath = gstr.Trim(importPath, `"`)
+	parts := gstr.Split(importPath, "/")
+	if len(parts) == 0 {
+		return
+	}
+
+	pkgName = parts[len(parts)-1]
+
+	if !gstr.HasPrefix(pkgName, "v") {
+		return pkgName
+	}
+
+	if len(parts) < 2 {
+		return pkgName
+	}
+
+	if gstr.IsNumeric(gstr.SubStr(pkgName, 1)) {
+		pkgName = parts[len(parts)-2]
+	}
+
+	return pkgName
+}
+
+// parseFuncReceiverTypeName retrieves the receiver type of the function.
+// For example:
+//
+// func(s *sArticle) -> *sArticle
+// func(s sArticle) -> sArticle
+func (c CGenService) parseFuncReceiverTypeName(node *ast.FuncDecl) (receiverType string) {
+	if node.Recv == nil {
+		return ""
+	}
+	receiverType, err := c.astExprToString(node.Recv.List[0].Type)
+	if err != nil {
+		return ""
+	}
+	return
+}
+
+// parseFuncParams retrieves the input parameters of the function.
+// It returns the name and type of the input parameters.
+// For example:
+//
+// []map[string]string{paramName:ctx paramType:context.Context, paramName:info paramType:struct{}}
+func (c CGenService) parseFuncParams(node *ast.FuncDecl) (params []map[string]string) {
+	if node.Type.Params == nil {
+		return
+	}
+	for _, param := range node.Type.Params.List {
+		if param.Names == nil {
+			// No name for the return value.
+			resultType, err := c.astExprToString(param.Type)
+			if err != nil {
+				continue
+			}
+			params = append(params, map[string]string{
+				"paramName": "",
+				"paramType": resultType,
+			})
+			continue
+		}
+		for _, name := range param.Names {
+			paramType, err := c.astExprToString(param.Type)
+			if err != nil {
+				continue
+			}
+			params = append(params, map[string]string{
+				"paramName": name.Name,
+				"paramType": paramType,
+			})
+		}
+	}
+	return
+}
+
+// parseFuncResults retrieves the output parameters of the function.
+// It returns the name and type of the output parameters.
+// For example:
+//
+// []map[string]string{resultName:list resultType:[]*User, resultName:err resultType:error}
+// []map[string]string{resultName: "", resultType: error}
+func (c CGenService) parseFuncResults(node *ast.FuncDecl) (results []map[string]string) {
+	if node.Type.Results == nil {
+		return
+	}
+	for _, result := range node.Type.Results.List {
+		if result.Names == nil {
+			// No name for the return value.
+			resultType, err := c.astExprToString(result.Type)
+			if err != nil {
+				continue
+			}
+			results = append(results, map[string]string{
+				"resultName": "",
+				"resultType": resultType,
+			})
+			continue
+		}
+		for _, name := range result.Names {
+			resultType, err := c.astExprToString(result.Type)
+			if err != nil {
+				continue
+			}
+			results = append(results, map[string]string{
+				"resultName": name.Name,
+				"resultType": resultType,
+			})
+		}
+	}
+	return
+}
+
+// parseFuncComment retrieves the comment of the function.
+func (c CGenService) parseFuncComment(node *ast.FuncDecl) string {
+	return c.astCommentToString(node.Doc)
+}

server/internal/library/hggen/internal/cmd/genservice/genservice_ast_utils.go

@@ -0,0 +1,48 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genservice
+
+import (
+	"bytes"
+	"go/ast"
+	"go/format"
+	"go/token"
+	"strings"
+)
+
+// exprToString converts ast.Expr to string.
+// For example:
+//
+// ast.Expr -> "context.Context"
+// ast.Expr -> "*v1.XxxReq"
+// ast.Expr -> "error"
+// ast.Expr -> "int"
+func (c CGenService) astExprToString(expr ast.Expr) (string, error) {
+	var (
+		buf bytes.Buffer
+		err error
+	)
+	err = format.Node(&buf, token.NewFileSet(), expr)
+	if err != nil {
+		return "", err
+	}
+	return buf.String(), nil
+}
+
+// astCommentToString returns the raw (original) text of the comment.
+// It includes the comment markers (//, /*, and */).
+// It adds a newline at the end of the comment.
+func (c CGenService) astCommentToString(node *ast.CommentGroup) string {
+	if node == nil {
+		return ""
+	}
+	var b strings.Builder
+	for _, c := range node.List {
+		b.WriteString(c.Text + "\n")
+	}
+	return b.String()
+}

server/internal/library/hggen/internal/cmd/genservice/genservice_calculate.go

@@ -0,0 +1,228 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genservice
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/gogf/gf/v2/container/garray"
+	"github.com/gogf/gf/v2/container/gmap"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+func (c CGenService) calculateImportedItems(
+	in CGenServiceInput,
+	pkgItems []pkgItem, funcItems []funcItem,
+	srcImportedPackages *garray.SortedStrArray,
+) (err error) {
+	// allFuncParamType saves all the param and result types of the functions.
+	var allFuncParamType strings.Builder
+
+	for _, item := range funcItems {
+		for _, param := range item.Params {
+			allFuncParamType.WriteString(param["paramType"] + ",")
+		}
+		for _, result := range item.Results {
+			allFuncParamType.WriteString(result["resultType"] + ",")
+		}
+	}
+
+	for _, item := range pkgItems {
+		alias := item.Alias
+
+		// If the alias is _, it means that the package is not generated.
+		if alias == "_" {
+			mlog.Debugf(`ignore anonymous package: %s`, item.RawImport)
+			continue
+		}
+		// If the alias is empty, it will use the package name as the alias.
+		if alias == "" {
+			alias = gfile.Basename(gstr.Trim(item.Path, `"`))
+		}
+		if !gstr.Contains(allFuncParamType.String(), alias) {
+			mlog.Debugf(`ignore unused package: %s`, item.RawImport)
+			continue
+		}
+		srcImportedPackages.Add(item.RawImport)
+	}
+	return nil
+}
+
+func (c CGenService) calculateFuncItems(
+	in CGenServiceInput,
+	funcItems []funcItem,
+	srcPkgInterfaceMap *gmap.ListMap,
+) (err error) {
+	var srcPkgInterfaceFunc []map[string]string
+
+	for _, item := range funcItems {
+		var (
+			// eg: "sArticle"
+			receiverName  string
+			receiverMatch []string
+
+			// eg: "GetList(ctx context.Context, req *v1.ArticleListReq) (list []*v1.Article, err error)"
+			funcHead string
+		)
+
+		// handle the receiver name.
+		if item.Receiver == "" {
+			continue
+		}
+		receiverName = item.Receiver
+		receiverName = gstr.Trim(receiverName, "*")
+		// Match and pick the struct name from receiver.
+		if receiverMatch, err = gregex.MatchString(in.StPattern, receiverName); err != nil {
+			return err
+		}
+		if len(receiverMatch) < 1 {
+			continue
+		}
+		receiverName = gstr.CaseCamel(receiverMatch[1])
+
+		// check if the func name is public.
+		if !gstr.IsLetterUpper(item.MethodName[0]) {
+			continue
+		}
+
+		if !srcPkgInterfaceMap.Contains(receiverName) {
+			srcPkgInterfaceFunc = make([]map[string]string, 0)
+			srcPkgInterfaceMap.Set(receiverName, srcPkgInterfaceFunc)
+		} else {
+			srcPkgInterfaceFunc = srcPkgInterfaceMap.Get(receiverName).([]map[string]string)
+		}
+
+		// make the func head.
+		paramsStr := c.tidyParam(item.Params)
+		resultsStr := c.tidyResult(item.Results)
+		funcHead = fmt.Sprintf("%s(%s) (%s)", item.MethodName, paramsStr, resultsStr)
+
+		srcPkgInterfaceFunc = append(srcPkgInterfaceFunc, map[string]string{
+			"funcHead":    funcHead,
+			"funcComment": item.Comment,
+		})
+		srcPkgInterfaceMap.Set(receiverName, srcPkgInterfaceFunc)
+	}
+	return nil
+}
+
+// tidyParam tidies the input parameters.
+// For example:
+//
+// []map[string]string{paramName:ctx paramType:context.Context, paramName:info paramType:struct{}}
+// -> ctx context.Context, info struct{}
+func (c CGenService) tidyParam(paramSlice []map[string]string) (paramStr string) {
+	for i, param := range paramSlice {
+		if i > 0 {
+			paramStr += ", "
+		}
+		paramStr += fmt.Sprintf("%s %s", param["paramName"], param["paramType"])
+	}
+	return
+}
+
+// tidyResult tidies the output parameters.
+// For example:
+//
+// []map[string]string{resultName:list resultType:[]*User, resultName:err resultType:error}
+// -> list []*User, err error
+//
+// []map[string]string{resultName: "", resultType: error}
+// -> error
+func (c CGenService) tidyResult(resultSlice []map[string]string) (resultStr string) {
+	for i, result := range resultSlice {
+		if i > 0 {
+			resultStr += ", "
+		}
+		if result["resultName"] != "" {
+			resultStr += fmt.Sprintf("%s %s", result["resultName"], result["resultType"])
+		} else {
+			resultStr += result["resultType"]
+		}
+	}
+	return
+}
+
+func (c CGenService) getStructFuncItems(structName string, allStructItems map[string][]string, funcItemsWithoutEmbed map[string][]*funcItem) (funcItems []*funcItem) {
+	funcItemNameSet := map[string]struct{}{}
+
+	if items, ok := funcItemsWithoutEmbed[structName]; ok {
+		funcItems = append(funcItems, items...)
+		for _, item := range items {
+			funcItemNameSet[item.MethodName] = struct{}{}
+		}
+	}
+
+	embeddedStructNames, ok := allStructItems[structName]
+	if !ok {
+		return
+	}
+
+	for _, embeddedStructName := range embeddedStructNames {
+		items := c.getStructFuncItems(embeddedStructName, allStructItems, funcItemsWithoutEmbed)
+
+		for _, item := range items {
+			if _, ok := funcItemNameSet[item.MethodName]; ok {
+				continue
+			}
+			funcItemNameSet[item.MethodName] = struct{}{}
+			funcItems = append(funcItems, item)
+		}
+	}
+
+	return
+}
+
+func (c CGenService) calculateStructEmbeddedFuncInfos(folderInfos []folderInfo, allStructItems map[string][]string) (newFolerInfos []folderInfo) {
+	funcItemsWithoutEmbed := make(map[string][]*funcItem)
+	funcItemMap := make(map[string]*([]funcItem))
+	funcItemsWithoutEmbedMap := make(map[string]*funcItem)
+
+	newFolerInfos = append(newFolerInfos, folderInfos...)
+
+	for _, folder := range newFolerInfos {
+		for k := range folder.FileInfos {
+			fi := folder.FileInfos[k]
+			for k := range fi.FuncItems {
+				item := &fi.FuncItems[k]
+				receiver := folder.SrcPackageName + "." + strings.ReplaceAll(item.Receiver, "*", "")
+				funcItemMap[receiver] = &fi.FuncItems
+				funcItemsWithoutEmbed[receiver] = append(funcItemsWithoutEmbed[receiver], item)
+				funcItemsWithoutEmbedMap[fmt.Sprintf("%s:%s", receiver, item.MethodName)] = item
+			}
+		}
+	}
+
+	for receiver, structItems := range allStructItems {
+		receiverName := strings.ReplaceAll(receiver, "*", "")
+		for _, structName := range structItems {
+			// Get the list of methods for the corresponding structName.
+			for _, funcItem := range c.getStructFuncItems(structName, allStructItems, funcItemsWithoutEmbed) {
+				if _, ok := funcItemsWithoutEmbedMap[fmt.Sprintf("%s:%s", receiverName, funcItem.MethodName)]; ok {
+					continue
+				}
+				if funcItemsPtr, ok := funcItemMap[receiverName]; ok {
+					newFuncItem := *funcItem
+					newFuncItem.Receiver = getReceiverName(receiver)
+					(*funcItemsPtr) = append((*funcItemsPtr), newFuncItem)
+				}
+			}
+		}
+	}
+
+	return
+}
+
+func getReceiverName(receiver string) string {
+	ss := strings.Split(receiver, ".")
+	return ss[len(ss)-1]
+}

server/internal/library/hggen/internal/cmd/genservice/genservice_generate.go

@@ -0,0 +1,87 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genservice
+
+import (
+	"bytes"
+	"fmt"
+
+	"github.com/gogf/gf/v2/container/gmap"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+	"hotgo/internal/library/hggen/internal/utility/utils"
+)
+
+type generateServiceFilesInput struct {
+	CGenServiceInput
+	SrcPackageName      string
+	SrcImportedPackages []string
+	SrcStructFunctions  *gmap.ListMap
+	DstPackageName      string
+	DstFilePath         string // Absolute file path for generated service go file.
+}
+
+func (c CGenService) generateServiceFile(in generateServiceFilesInput) (ok bool, err error) {
+	var generatedContent bytes.Buffer
+
+	c.generatePackageImports(&generatedContent, in.DstPackageName, in.SrcImportedPackages)
+	c.generateType(&generatedContent, in.SrcStructFunctions, in.DstPackageName)
+	c.generateVar(&generatedContent, in.SrcStructFunctions)
+	c.generateFunc(&generatedContent, in.SrcStructFunctions)
+
+	// Write file content to disk.
+	if gfile.Exists(in.DstFilePath) {
+		if !utils.IsFileDoNotEdit(in.DstFilePath) {
+			mlog.Printf(`ignore file as it is manually maintained: %s`, in.DstFilePath)
+			return false, nil
+		}
+	}
+	mlog.Printf(`generating service go file: %s`, in.DstFilePath)
+	if err = gfile.PutBytes(in.DstFilePath, generatedContent.Bytes()); err != nil {
+		return true, err
+	}
+	return true, nil
+}
+
+// generateInitializationFile generates `logic.go`.
+func (c CGenService) generateInitializationFile(in CGenServiceInput, importSrcPackages []string) (err error) {
+	var (
+		logicPackageName = gstr.ToLower(gfile.Basename(in.SrcFolder))
+		logicFilePath    = gfile.Join(in.SrcFolder, logicPackageName+".go")
+		logicImports     string
+		generatedContent string
+	)
+	if !utils.IsFileDoNotEdit(logicFilePath) {
+		mlog.Debugf(`ignore file as it is manually maintained: %s`, logicFilePath)
+		return nil
+	}
+	for _, importSrcPackage := range importSrcPackages {
+		logicImports += fmt.Sprintf(`%s_ "%s"%s`, "\t", importSrcPackage, "\n")
+	}
+	generatedContent = gstr.ReplaceByMap(consts.TemplateGenServiceLogicContent, g.MapStrStr{
+		"{PackageName}": logicPackageName,
+		"{Imports}":     logicImports,
+	})
+	mlog.Printf(`generating init go file: %s`, logicFilePath)
+	if err = gfile.PutContents(logicFilePath, generatedContent); err != nil {
+		return err
+	}
+	utils.GoFmt(logicFilePath)
+	return nil
+}
+
+// getDstFileNameCase call gstr.Case* function to convert the s to specified case.
+func (c CGenService) getDstFileNameCase(str, caseStr string) (newStr string) {
+	if newStr := gstr.CaseConvert(str, gstr.CaseTypeMatch(caseStr)); newStr != str {
+		return newStr
+	}
+	return gstr.CaseSnake(str)
+}

server/internal/library/hggen/internal/cmd/genservice/genservice_generate_template.go

@@ -0,0 +1,105 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package genservice
+
+import (
+	"bytes"
+	"fmt"
+
+	"github.com/gogf/gf/v2/container/gmap"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+)
+
+func (c CGenService) generatePackageImports(generatedContent *bytes.Buffer, packageName string, imports []string) {
+	generatedContent.WriteString(gstr.ReplaceByMap(consts.TemplateGenServiceContentHead, g.MapStrStr{
+		"{PackageName}": packageName,
+		"{Imports}": fmt.Sprintf(
+			"import (\n%s\n)", gstr.Join(imports, "\n"),
+		),
+	}))
+}
+
+// generateType type definitions.
+// See: const.TemplateGenServiceContentInterface
+func (c CGenService) generateType(generatedContent *bytes.Buffer, srcStructFunctions *gmap.ListMap, dstPackageName string) {
+	generatedContent.WriteString("type(")
+	generatedContent.WriteString("\n")
+
+	srcStructFunctions.Iterator(func(key, value any) bool {
+		var (
+			funcContents = make([]string, 0)
+			funcContent  string
+		)
+		structName, funcSlice := key.(string), value.([]map[string]string)
+		// Generating interface content.
+		for _, funcInfo := range funcSlice {
+			// Remove package name calls of `dstPackageName` in produced codes.
+			funcHead, _ := gregex.ReplaceString(
+				fmt.Sprintf(`\*{0,1}%s\.`, dstPackageName),
+				``, funcInfo["funcHead"],
+			)
+			funcContent = funcInfo["funcComment"] + funcHead
+			funcContents = append(funcContents, funcContent)
+		}
+
+		// funcContents to string.
+		generatedContent.WriteString(
+			gstr.Trim(gstr.ReplaceByMap(consts.TemplateGenServiceContentInterface, g.MapStrStr{
+				"{InterfaceName}":  "I" + structName,
+				"{FuncDefinition}": gstr.Join(funcContents, "\n\t"),
+			})),
+		)
+		generatedContent.WriteString("\n")
+		return true
+	})
+
+	generatedContent.WriteString(")")
+	generatedContent.WriteString("\n")
+}
+
+// generateVar variable definitions.
+// See: const.TemplateGenServiceContentVariable
+func (c CGenService) generateVar(generatedContent *bytes.Buffer, srcStructFunctions *gmap.ListMap) {
+	// Generating variable and register definitions.
+	var variableContent string
+
+	srcStructFunctions.Iterator(func(key, value any) bool {
+		structName := key.(string)
+		variableContent += gstr.Trim(gstr.ReplaceByMap(consts.TemplateGenServiceContentVariable, g.MapStrStr{
+			"{StructName}":    structName,
+			"{InterfaceName}": "I" + structName,
+		}))
+		variableContent += "\n"
+		return true
+	})
+	if variableContent != "" {
+		generatedContent.WriteString("var(")
+		generatedContent.WriteString("\n")
+		generatedContent.WriteString(variableContent)
+		generatedContent.WriteString(")")
+		generatedContent.WriteString("\n")
+	}
+}
+
+// generateFunc function definitions.
+// See: const.TemplateGenServiceContentRegister
+func (c CGenService) generateFunc(generatedContent *bytes.Buffer, srcStructFunctions *gmap.ListMap) {
+	// Variable register function definitions.
+	srcStructFunctions.Iterator(func(key, value any) bool {
+		structName := key.(string)
+		generatedContent.WriteString(gstr.Trim(gstr.ReplaceByMap(consts.TemplateGenServiceContentRegister, g.MapStrStr{
+			"{StructName}":    structName,
+			"{InterfaceName}": "I" + structName,
+		})))
+		generatedContent.WriteString("\n\n")
+		return true
+	})
+}

server/internal/library/hggen/internal/consts/consts.go

@@ -0,0 +1,13 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const (
+	// DoNotEditKey is used in generated files,
+	// which marks the files will be overwritten by CLI tool.
+	DoNotEditKey = `DO NOT EDIT`
+)

server/internal/library/hggen/internal/consts/consts_gen_ctrl_template.go

@@ -0,0 +1,87 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenCtrlControllerEmpty = `
+// =================================================================================
+// This is auto-generated by GoFrame CLI tool only once. Fill this file as you wish.
+// =================================================================================
+
+package {Module}
+`
+
+const TemplateGenCtrlControllerNewEmpty = `
+// =================================================================================
+// This is auto-generated by GoFrame CLI tool only once. Fill this file as you wish.
+// =================================================================================
+
+package {Module}
+
+import (
+	{ImportPath}
+)
+`
+
+const TemplateGenCtrlControllerNewFunc = `
+type {CtrlName} struct{}
+
+func {NewFuncName}() {InterfaceName} {
+	return &{CtrlName}{}
+}
+`
+
+const TemplateGenCtrlControllerMethodFunc = `
+package {Module}
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/errors/gcode"
+	"github.com/gogf/gf/v2/errors/gerror"
+
+	"{ImportPath}"
+)
+{MethodComment}
+func (c *{CtrlName}) {MethodName}(ctx context.Context, req *{Version}.{MethodName}Req) (res *{Version}.{MethodName}Res, err error) {
+	return nil, gerror.NewCode(gcode.CodeNotImplemented)
+}
+`
+
+const TemplateGenCtrlControllerHeader = `
+package {Module}
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/errors/gcode"
+	"github.com/gogf/gf/v2/errors/gerror"
+
+	"{ImportPath}"
+)
+
+`
+
+const TemplateGenCtrlControllerMethodFuncMerge = `
+{MethodComment}
+func (c *{CtrlName}) {MethodName}(ctx context.Context, req *{Version}.{MethodName}Req) (res *{Version}.{MethodName}Res, err error) {
+	return nil, gerror.NewCode(gcode.CodeNotImplemented)
+}
+`
+
+const TemplateGenCtrlApiInterface = `
+// =================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
+// =================================================================================
+
+package {Module}
+
+import (
+{ImportPaths}
+)
+
+{Interfaces}
+`

server/internal/library/hggen/internal/consts/consts_gen_ctrl_template_sdk.go

@@ -0,0 +1,89 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenCtrlSdkPkgNew = `
+// =================================================================================
+// This is auto-generated by GoFrame CLI tool only once. Fill this file as you wish.
+// =================================================================================
+
+package {PkgName}
+
+import (
+	"fmt"
+
+	"github.com/gogf/gf/contrib/sdk/httpclient/v2"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/text/gstr"
+)
+
+type implementer struct {
+	config httpclient.Config
+}
+
+func New(config httpclient.Config) IClient {
+	return &implementer{
+		config: config,
+	}
+}
+
+`
+
+const TemplateGenCtrlSdkIClient = `
+// =================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT. 
+// =================================================================================
+
+package {PkgName}
+
+import (
+)
+
+type IClient interface {
+}
+`
+
+const TemplateGenCtrlSdkImplementer = `
+// =================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT. 
+// =================================================================================
+
+package {PkgName}
+
+import (
+	"context"
+
+	"github.com/gogf/gf/contrib/sdk/httpclient/v2"
+	"github.com/gogf/gf/v2/text/gstr"
+
+{ImportPaths}
+)
+
+type implementer{ImplementerName} struct {
+	*httpclient.Client
+}
+
+`
+
+const TemplateGenCtrlSdkImplementerNew = `
+func (i *implementer) {ImplementerName}() {Module}.I{ImplementerName} {
+	var (
+		client = httpclient.New(i.config)
+		prefix = gstr.TrimRight(i.config.URL, "/") + "{VersionPrefix}"
+	)
+	client.Client = client.Prefix(prefix)
+	return &implementer{ImplementerName}{client}
+}
+
+`
+
+const TemplateGenCtrlSdkImplementerFunc = `{MethodComment}
+func (i *implementer{ImplementerName}) {MethodName}(ctx context.Context, req *{Version}.{MethodName}Req) (res *{Version}.{MethodName}Res, err error) {
+	err = i.Request(ctx, req, &res)
+	return
+}
+`

server/internal/library/hggen/internal/consts/consts_gen_dao_template_dao.go

@@ -0,0 +1,139 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenDaoIndexContent = `
+// =================================================================================
+// This file is auto-generated by the GoFrame CLI tool. You may modify it as needed.
+// =================================================================================
+
+package {{.TplPackageName}}
+
+import (
+	"{{.TplImportPrefix}}/internal"
+)
+
+// {{.TplTableNameCamelLowerCase}}Dao is the data access object for the table {{.TplTableName}}.
+// You can define custom methods on it to extend its functionality as needed.
+type {{.TplTableNameCamelLowerCase}}Dao struct {
+	*internal.{{.TplTableNameCamelCase}}Dao
+}
+
+var (
+    // {{.TplTableNameCamelCase}} is a globally accessible object for table {{.TplTableName}} operations.
+	{{.TplTableNameCamelCase}} = {{.TplTableNameCamelLowerCase}}Dao{
+{{- if .TplTableSharding -}}
+    internal.New{{.TplTableNameCamelCase}}Dao({{.TplTableNameCamelLowerCase}}ShardingHandler),
+{{- else -}}
+    internal.New{{.TplTableNameCamelCase}}Dao(),
+{{- end -}}
+	}
+)
+
+{{if .TplTableSharding -}}
+// {{.TplTableNameCamelLowerCase}}ShardingHandler is the handler for sharding operations.
+// You can fill this sharding handler with your custom implementation.
+func {{.TplTableNameCamelLowerCase}}ShardingHandler(m *gdb.Model) *gdb.Model {
+	m = m.Sharding(gdb.ShardingConfig{
+		Table:  gdb.ShardingTableConfig{
+			Enable: true,
+			Prefix: "{{.TplTableShardingPrefix}}",
+			// Replace Rule field with your custom sharding rule.
+			// Or you can use "&gdb.DefaultShardingRule{}" for default sharding rule.
+			Rule: nil,
+        },
+		Schema: gdb.ShardingSchemaConfig{},
+	})
+	return m
+}
+{{- end}}
+
+// Add your custom methods and functionality below.
+
+`
+
+const TemplateGenDaoInternalContent = `
+// ==========================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT. {{.TplCreatedAtDatetimeStr}}
+// ==========================================================================
+
+package internal
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/database/gdb"
+	"github.com/gogf/gf/v2/frame/g"
+)
+
+// {{.TplTableNameCamelCase}}Dao is the data access object for the table {{.TplTableName}}.
+type {{.TplTableNameCamelCase}}Dao struct {
+	table   string          // table is the underlying table name of the DAO.
+	group   string          // group is the database configuration group name of the current DAO.
+	columns {{.TplTableNameCamelCase}}Columns // columns contains all the column names of Table for convenient usage.
+    handlers []gdb.ModelHandler // handlers for customized model modification.
+}
+
+// {{.TplTableNameCamelCase}}Columns defines and stores column names for the table {{.TplTableName}}.
+type {{.TplTableNameCamelCase}}Columns struct {
+	{{.TplColumnDefine}}
+}
+
+// {{.TplTableNameCamelLowerCase}}Columns holds the columns for the table {{.TplTableName}}.
+var {{.TplTableNameCamelLowerCase}}Columns = {{.TplTableNameCamelCase}}Columns{
+	{{.TplColumnNames}}
+}
+
+// New{{.TplTableNameCamelCase}}Dao creates and returns a new DAO object for table data access.
+func New{{.TplTableNameCamelCase}}Dao(handlers ...gdb.ModelHandler) *{{.TplTableNameCamelCase}}Dao {
+	return &{{.TplTableNameCamelCase}}Dao{
+		group:   "{{.TplGroupName}}",
+		table:   "{{.TplTableName}}",
+		columns: {{.TplTableNameCamelLowerCase}}Columns,
+        handlers: handlers,
+	}
+}
+
+// DB retrieves and returns the underlying raw database management object of the current DAO.
+func (dao *{{.TplTableNameCamelCase}}Dao) DB() gdb.DB {
+	return g.DB(dao.group)
+}
+
+// Table returns the table name of the current DAO.
+func (dao *{{.TplTableNameCamelCase}}Dao) Table() string {
+	return dao.table
+}
+
+// Columns returns all column names of the current DAO.
+func (dao *{{.TplTableNameCamelCase}}Dao) Columns() {{.TplTableNameCamelCase}}Columns {
+	return dao.columns
+}
+
+// Group returns the database configuration group name of the current DAO.
+func (dao *{{.TplTableNameCamelCase}}Dao) Group() string {
+	return dao.group
+}
+
+// Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
+func (dao *{{.TplTableNameCamelCase}}Dao) Ctx(ctx context.Context) *gdb.Model {
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
+}
+
+// Transaction wraps the transaction logic using function f.
+// It rolls back the transaction and returns the error if function f returns a non-nil error.
+// It commits the transaction and returns nil if function f returns nil.
+//
+// Note: Do not commit or roll back the transaction in function f,
+// as it is automatically handled by this function.
+func (dao *{{.TplTableNameCamelCase}}Dao) Transaction(ctx context.Context, f func(ctx context.Context, tx gdb.TX) error) (err error) {
+	return dao.Ctx(ctx).Transaction(ctx, f)
+}
+`

server/internal/library/hggen/internal/consts/consts_gen_dao_template_do.go

@@ -0,0 +1,20 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenDaoDoContent = `
+// =================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT. {{.TplCreatedAtDatetimeStr}}
+// =================================================================================
+
+package {{.TplPackageName}}
+
+{{.TplPackageImports}}
+
+// {{.TplTableNameCamelCase}} is the golang structure of table {{.TplTableName}} for DAO operations like Where/Data.
+{{.TplStructDefine}}
+`

server/internal/library/hggen/internal/consts/consts_gen_dao_template_entity.go

@@ -0,0 +1,20 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenDaoEntityContent = `
+// =================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT. {{.TplCreatedAtDatetimeStr}}
+// =================================================================================
+
+package {{.TplPackageName}}
+
+{{.TplPackageImports}}
+
+// {{.TplTableNameCamelCase}} is the golang structure for table {{.TplTableName}}.
+{{.TplStructDefine}}
+`

server/internal/library/hggen/internal/consts/consts_gen_dao_template_table.go

@@ -0,0 +1,35 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenTableContent = `
+// =================================================================================
+// This file is auto-generated by the GoFrame CLI tool. You may modify it as needed.
+// =================================================================================
+
+package {{.TplPackageName}}
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/database/gdb"
+)
+
+// {{.TplTableNameCamelCase}} defines the fields of table "{{.TplTableName}}" with their properties.
+// This map is used internally by GoFrame ORM to understand table structure.
+var {{.TplTableNameCamelCase}} = map[string]*gdb.TableField{
+{{.TplTableFields}}
+}
+
+// Set{{.TplTableNameCamelCase}}TableFields registers the table fields definition to the database instance.
+// db: database instance that implements gdb.DB interface.
+// schema: optional schema/namespace name, especially for databases that support schemas.
+func Set{{.TplTableNameCamelCase}}TableFields(ctx context.Context, db gdb.DB, schema ...string) error {
+	return db.GetCore().SetTableFields(ctx, "{{.TplTableName}}", {{.TplTableNameCamelCase}}, schema...)
+}
+
+`

server/internal/library/hggen/internal/consts/consts_gen_enums_template.go

@@ -0,0 +1,23 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenEnums = `
+// ================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
+// ================================================================================
+
+package {PackageName}
+
+import (
+	"github.com/gogf/gf/v2/util/gtag"
+)
+
+func init() {
+	gtag.SetGlobalEnums({EnumsJson})
+}
+`

server/internal/library/hggen/internal/consts/consts_gen_pbentity_template.go

@@ -0,0 +1,23 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplatePbEntityMessageContent = `
+// ==========================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
+// ==========================================================================
+
+syntax = "proto3";
+
+package {PackageName};
+
+option go_package = "{GoPackage}";
+{OptionContent}
+{Imports}
+
+{EntityMessage}
+`

server/internal/library/hggen/internal/consts/consts_gen_service_template.go

@@ -0,0 +1,41 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenServiceContentHead = `
+// ================================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
+// You can delete these comments if you wish manually maintain this interface file.
+// ================================================================================
+
+package {PackageName}
+
+{Imports}
+`
+
+const TemplateGenServiceContentInterface = `
+{InterfaceName} interface {
+	{FuncDefinition}
+}
+`
+
+const TemplateGenServiceContentVariable = `
+local{StructName} {InterfaceName}
+`
+
+const TemplateGenServiceContentRegister = `
+func {StructName}() {InterfaceName} {
+	if local{StructName} == nil {
+		panic("implement not found for interface {InterfaceName}, forgot register?")
+	}
+	return local{StructName}
+}
+
+func Register{StructName}(i {InterfaceName}) {
+	local{StructName} = i
+}
+`

server/internal/library/hggen/internal/consts/consts_gen_service_template_logic.go

@@ -0,0 +1,19 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package consts
+
+const TemplateGenServiceLogicContent = `
+// ==========================================================================
+// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
+// ==========================================================================
+
+package {PackageName}
+
+import(
+	{Imports}
+)
+`

server/internal/library/hggen/internal/service/install.go

@@ -0,0 +1,246 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package service
+
+import (
+	"context"
+	"runtime"
+	"strings"
+
+	"github.com/gogf/gf/v2/container/garray"
+	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/os/genv"
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/text/gstr"
+	"github.com/gogf/gf/v2/util/gconv"
+
+	"hotgo/internal/library/hggen/internal/utility/allyes"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+var (
+	Install = serviceInstall{}
+)
+
+type serviceInstall struct{}
+
+type serviceInstallAvailablePath struct {
+	dirPath   string
+	filePath  string
+	writable  bool
+	installed bool
+	IsSelf    bool
+}
+
+func (s serviceInstall) Run(ctx context.Context) (err error) {
+	// Ask where to install.
+	paths := s.getAvailablePaths()
+	if len(paths) <= 0 {
+		mlog.Printf("no path detected, you can manually install gf by copying the binary to path folder.")
+		return
+	}
+	mlog.Printf("I found some installable paths for you(from $PATH): ")
+	mlog.Printf("  %2s | %8s | %9s | %s", "Id", "Writable", "Installed", "Path")
+
+	// Print all paths status and determine the default selectedID value.
+	var (
+		selectedID = -1
+		newPaths   []serviceInstallAvailablePath
+		pathSet    = gset.NewStrSet() // Used for repeated items filtering.
+	)
+	for _, path := range paths {
+		if !pathSet.AddIfNotExist(path.dirPath) {
+			continue
+		}
+		newPaths = append(newPaths, path)
+	}
+	paths = newPaths
+	for id, path := range paths {
+		mlog.Printf("  %2d | %8t | %9t | %s", id, path.writable, path.installed, path.dirPath)
+		if selectedID == -1 {
+			// Use the previously installed path as the most priority choice.
+			if path.installed {
+				selectedID = id
+			}
+		}
+	}
+	// If there's no previously installed path, use the first writable path.
+	if selectedID == -1 {
+		// Order by choosing priority.
+		commonPaths := garray.NewStrArrayFrom(g.SliceStr{
+			s.getGoPathBin(),
+			`/usr/local/bin`,
+			`/usr/bin`,
+			`/usr/sbin`,
+			`C:\Windows`,
+			`C:\Windows\system32`,
+			`C:\Go\bin`,
+			`C:\Program Files`,
+			`C:\Program Files (x86)`,
+		})
+		// Check the common installation directories.
+		commonPaths.Iterator(func(k int, v string) bool {
+			for id, aPath := range paths {
+				if strings.EqualFold(aPath.dirPath, v) {
+					selectedID = id
+					return false
+				}
+			}
+			return true
+		})
+		if selectedID == -1 {
+			selectedID = 0
+		}
+	}
+
+	if allyes.Check() {
+		// Use the default selectedID.
+		mlog.Printf("please choose one installation destination [default %d]: %d", selectedID, selectedID)
+	} else {
+		for {
+			// Get input and update selectedID.
+			var (
+				inputID int
+				input   = gcmd.Scanf("please choose one installation destination [default %d]: ", selectedID)
+			)
+			if input != "" {
+				inputID = gconv.Int(input)
+			} else {
+				break
+			}
+			// Check if out of range.
+			if inputID >= len(paths) || inputID < 0 {
+				mlog.Printf("invalid install destination Id: %d", inputID)
+				continue
+			}
+			selectedID = inputID
+			break
+		}
+	}
+
+	// Get selected destination path.
+	dstPath := paths[selectedID]
+
+	// Install the new binary.
+	mlog.Debugf(`copy file from "%s" to "%s"`, gfile.SelfPath(), dstPath.filePath)
+	err = gfile.CopyFile(gfile.SelfPath(), dstPath.filePath)
+	if err != nil {
+		mlog.Printf("install gf binary to '%s' failed: %v", dstPath.dirPath, err)
+		mlog.Printf("you can manually install gf by copying the binary to folder: %s", dstPath.dirPath)
+	} else {
+		mlog.Printf("gf binary is successfully installed to: %s", dstPath.filePath)
+	}
+	return
+}
+
+// IsInstalled checks and returns whether the binary is installed.
+func (s serviceInstall) IsInstalled() (*serviceInstallAvailablePath, bool) {
+	paths := s.getAvailablePaths()
+	for _, aPath := range paths {
+		if aPath.installed {
+			return &aPath, true
+		}
+	}
+	return nil, false
+}
+
+// getGoPathBin retrieves ad returns the GOPATH/bin path for binary.
+func (s serviceInstall) getGoPathBin() string {
+	if goPath := genv.Get(`GOPATH`).String(); goPath != "" {
+		return gfile.Join(goPath, "bin")
+	}
+	return ""
+}
+
+// getAvailablePaths returns the installation paths data for the binary.
+func (s serviceInstall) getAvailablePaths() []serviceInstallAvailablePath {
+	var (
+		folderPaths    []serviceInstallAvailablePath
+		binaryFileName = "gf"
+	)
+
+	// Windows binary file name suffix.
+	if runtime.GOOS == "windows" {
+		binaryFileName += ".exe"
+	}
+
+	// $GOPATH/bin
+	if goPathBin := s.getGoPathBin(); goPathBin != "" {
+		folderPaths = s.checkAndAppendToAvailablePath(
+			folderPaths, goPathBin, binaryFileName,
+		)
+	}
+	switch runtime.GOOS {
+	case "darwin":
+		darwinInstallationCheckPaths := []string{"/usr/local/bin"}
+		for _, v := range darwinInstallationCheckPaths {
+			folderPaths = s.checkAndAppendToAvailablePath(
+				folderPaths, v, binaryFileName,
+			)
+		}
+		fallthrough
+
+	default:
+		// Search and find the writable directory path.
+		envPath := genv.Get("PATH", genv.Get("Path").String()).String()
+		if gstr.Contains(envPath, ";") {
+			// windows.
+			for _, v := range gstr.SplitAndTrim(envPath, ";") {
+				if v == "." {
+					continue
+				}
+				folderPaths = s.checkAndAppendToAvailablePath(
+					folderPaths, v, binaryFileName,
+				)
+			}
+		} else if gstr.Contains(envPath, ":") {
+			// *nix.
+			for _, v := range gstr.SplitAndTrim(envPath, ":") {
+				if v == "." {
+					continue
+				}
+				folderPaths = s.checkAndAppendToAvailablePath(
+					folderPaths, v, binaryFileName,
+				)
+			}
+		} else if envPath != "" {
+			folderPaths = s.checkAndAppendToAvailablePath(
+				folderPaths, envPath, binaryFileName,
+			)
+		} else {
+			folderPaths = s.checkAndAppendToAvailablePath(
+				folderPaths, "/usr/local/bin", binaryFileName,
+			)
+		}
+	}
+	return folderPaths
+}
+
+// checkAndAppendToAvailablePath checks if `path` is writable and already installed.
+// It adds the `path` to `folderPaths` if it is writable or already installed, or else it ignores the `path`.
+func (s serviceInstall) checkAndAppendToAvailablePath(folderPaths []serviceInstallAvailablePath, dirPath string, binaryFileName string) []serviceInstallAvailablePath {
+	var (
+		filePath  = gfile.Join(dirPath, binaryFileName)
+		writable  = gfile.IsWritable(dirPath)
+		installed = gfile.Exists(filePath)
+		self      = gfile.SelfPath() == filePath
+	)
+	if !writable && !installed {
+		return folderPaths
+	}
+	return append(
+		folderPaths,
+		serviceInstallAvailablePath{
+			dirPath:   dirPath,
+			writable:  writable,
+			filePath:  filePath,
+			installed: installed,
+			IsSelf:    self,
+		})
+}

server/internal/library/hggen/internal/utility/allyes/allyes.go

@@ -0,0 +1,28 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package allyes
+
+import (
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/os/genv"
+)
+
+const (
+	EnvName = "GF_CLI_ALL_YES"
+)
+
+// Init initializes the package manually.
+func Init() {
+	if gcmd.GetOpt("y") != nil {
+		genv.MustSet(EnvName, "1")
+	}
+}
+
+// Check checks whether option allow all yes for command.
+func Check() bool {
+	return genv.Get(EnvName).String() == "1"
+}

server/internal/library/hggen/internal/utility/mlog/mlog.go

@@ -0,0 +1,76 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package mlog
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/os/gcmd"
+	"github.com/gogf/gf/v2/os/genv"
+	"github.com/gogf/gf/v2/os/glog"
+)
+
+const (
+	headerPrintEnvName = "GF_CLI_MLOG_HEADER"
+)
+
+var (
+	ctx    = context.TODO()
+	logger = glog.New()
+)
+
+func init() {
+	if genv.Get(headerPrintEnvName).String() == "1" {
+		logger.SetHeaderPrint(true)
+	} else {
+		logger.SetHeaderPrint(false)
+	}
+
+	if gcmd.GetOpt("debug") != nil || gcmd.GetOpt("gf.debug") != nil {
+		logger.SetHeaderPrint(true)
+		logger.SetStackSkip(4)
+		logger.SetFlags(logger.GetFlags() | glog.F_FILE_LONG)
+		logger.SetDebug(true)
+	} else {
+		logger.SetStack(false)
+		logger.SetDebug(false)
+	}
+}
+
+// SetHeaderPrint enables/disables header printing to stdout.
+func SetHeaderPrint(enabled bool) {
+	logger.SetHeaderPrint(enabled)
+	if enabled {
+		_ = genv.Set(headerPrintEnvName, "1")
+	} else {
+		_ = genv.Set(headerPrintEnvName, "0")
+	}
+}
+
+func Print(v ...any) {
+	logger.Print(ctx, v...)
+}
+
+func Printf(format string, v ...any) {
+	logger.Printf(ctx, format, v...)
+}
+
+func Fatal(v ...any) {
+	logger.Fatal(ctx, v...)
+}
+
+func Fatalf(format string, v ...any) {
+	logger.Fatalf(ctx, format, v...)
+}
+
+func Debug(v ...any) {
+	logger.Debug(ctx, v...)
+}
+
+func Debugf(format string, v ...any) {
+	logger.Debugf(ctx, format, v...)
+}

server/internal/library/hggen/internal/utility/utils/utils.go

@@ -0,0 +1,135 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package utils
+
+import (
+	"context"
+	"fmt"
+
+	"golang.org/x/tools/imports"
+
+	"github.com/gogf/gf/v2/os/gfile"
+	"github.com/gogf/gf/v2/os/gproc"
+	"github.com/gogf/gf/v2/text/gregex"
+	"github.com/gogf/gf/v2/text/gstr"
+
+	"hotgo/internal/library/hggen/internal/consts"
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+// GoFmt formats the source file and adds or removes import statements as necessary.
+func GoFmt(path string) {
+	replaceFunc := func(path, content string) string {
+		res, err := imports.Process(path, []byte(content), nil)
+		if err != nil {
+			mlog.Printf(`error format "%s" go files: %v`, path, err)
+			return content
+		}
+		return string(res)
+	}
+
+	var err error
+	if gfile.IsFile(path) {
+		// File format.
+		if gfile.ExtName(path) != "go" {
+			return
+		}
+		err = gfile.ReplaceFileFunc(replaceFunc, path)
+	} else {
+		// Folder format.
+		err = gfile.ReplaceDirFunc(replaceFunc, path, "*.go", true)
+	}
+	if err != nil {
+		mlog.Printf(`error format "%s" go files: %v`, path, err)
+	}
+}
+
+// GoModTidy executes `go mod tidy` at specified directory `dirPath`.
+func GoModTidy(ctx context.Context, dirPath string) error {
+	command := fmt.Sprintf(`cd %s && go mod tidy`, dirPath)
+	err := gproc.ShellRun(ctx, command)
+	return err
+}
+
+// IsFileDoNotEdit checks and returns whether file contains `do not edit` key.
+func IsFileDoNotEdit(filePath string) bool {
+	if !gfile.Exists(filePath) {
+		return true
+	}
+	return gstr.Contains(gfile.GetContents(filePath), consts.DoNotEditKey)
+}
+
+// ReplaceGeneratedContentGFV2 replaces generated go content from goframe v1 to v2.
+func ReplaceGeneratedContentGFV2(folderPath string) (err error) {
+	return gfile.ReplaceDirFunc(func(path, content string) string {
+		if gstr.Contains(content, `"github.com/gogf/gf`) && !gstr.Contains(content, `"github.com/gogf/gf/v2`) {
+			content = gstr.Replace(content, `"github.com/gogf/gf"`, `"github.com/gogf/gf/v2"`)
+			content = gstr.Replace(content, `"github.com/gogf/gf/`, `"github.com/gogf/gf/v2/`)
+			content = gstr.Replace(content, `"github.com/gogf/gf/v2/contrib/`, `"github.com/gogf/gf/contrib/`)
+			return content
+		}
+		return content
+	}, folderPath, "*.go", true)
+}
+
+// GetImportPath calculates and returns the golang import path for given `dirPath`.
+// Note that it needs a `go.mod` in current working directory or parent directories to detect the path.
+func GetImportPath(dirPath string) string {
+	// If `filePath` does not exist, create it firstly to find the import path.
+	var realPath = gfile.RealPath(dirPath)
+	if realPath == "" {
+		_ = gfile.Mkdir(dirPath)
+		realPath = gfile.RealPath(dirPath)
+	}
+
+	var (
+		newDir     = gfile.Dir(realPath)
+		oldDir     string
+		suffix     = gfile.Basename(dirPath)
+		goModName  = "go.mod"
+		goModPath  string
+		importPath string
+	)
+	for {
+		goModPath = gfile.Join(newDir, goModName)
+		if gfile.Exists(goModPath) {
+			match, _ := gregex.MatchString(`^module\s+(.+)\s*`, gfile.GetContents(goModPath))
+			importPath = gstr.Trim(match[1]) + "/" + suffix
+			importPath = gstr.Replace(importPath, `\`, `/`)
+			importPath = gstr.TrimRight(importPath, `/`)
+			return importPath
+		}
+		oldDir = newDir
+		newDir = gfile.Dir(oldDir)
+		if newDir == oldDir {
+			return ""
+		}
+		suffix = gfile.Basename(oldDir) + "/" + suffix
+	}
+}
+
+// GetModPath retrieves and returns the file path of go.mod for current project.
+func GetModPath() string {
+	var (
+		oldDir    = gfile.Pwd()
+		newDir    = oldDir
+		goModName = "go.mod"
+		goModPath string
+	)
+	for {
+		goModPath = gfile.Join(newDir, goModName)
+		if gfile.Exists(goModPath) {
+			return goModPath
+		}
+		newDir = gfile.Dir(oldDir)
+		if newDir == oldDir {
+			break
+		}
+		oldDir = newDir
+	}
+	return ""
+}

server/internal/library/hggen/internal/utility/utils/utils_http_download.go

@@ -0,0 +1,55 @@
+// Copyright GoFrame gf Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package utils
+
+import (
+	"io"
+	"net/http"
+	"os"
+	"time"
+
+	"github.com/schollz/progressbar/v3"
+
+	"github.com/gogf/gf/v2/errors/gerror"
+
+	"hotgo/internal/library/hggen/internal/utility/mlog"
+)
+
+// HTTPDownloadFileWithPercent downloads target url file to local path with percent process printing.
+func HTTPDownloadFileWithPercent(url string, localSaveFilePath string) error {
+	start := time.Now()
+	out, err := os.Create(localSaveFilePath)
+	if err != nil {
+		return gerror.Wrapf(err, `download "%s" to "%s" failed`, url, localSaveFilePath)
+	}
+	defer out.Close()
+
+	headResp, err := http.Head(url)
+	if err != nil {
+		return gerror.Wrapf(err, `download "%s" to "%s" failed`, url, localSaveFilePath)
+	}
+	defer headResp.Body.Close()
+
+	resp, err := http.Get(url)
+	if err != nil {
+		return gerror.Wrapf(err, `download "%s" to "%s" failed`, url, localSaveFilePath)
+	}
+	defer resp.Body.Close()
+
+	bar := progressbar.NewOptions(int(resp.ContentLength), progressbar.OptionShowBytes(true), progressbar.OptionShowCount())
+	writer := io.MultiWriter(out, bar)
+	_, err = io.Copy(writer, resp.Body)
+
+	elapsed := time.Since(start)
+	if elapsed > time.Minute {
+		mlog.Printf(`download completed in %.0fm`, float64(elapsed)/float64(time.Minute))
+	} else {
+		mlog.Printf(`download completed in %.0fs`, elapsed.Seconds())
+	}
+
+	return nil
+}