refactor: reuse global aliyun moderation config

server/internal/library/immoderation/config.go

@@ -0,0 +1,63 @@
+package immoderation
+
+import (
+	"context"
+	"hotgo/internal/dao"
+	"hotgo/internal/model/entity"
+	"strings"
+
+	"github.com/gogf/gf/v2/errors/gerror"
+)
+
+const (
+	AliyunConfigGroup          = "im_third_party"
+	AliyunAccessKeyIDKey       = "aliyun_access_key_id"
+	AliyunAccessKeySecretKey   = "aliyun_access_key_secret"
+	AliyunGreenRegionIDKey     = "aliyun_green_region_id"
+	AliyunGreenEndpointKey     = "aliyun_green_endpoint"
+	DefaultAliyunGreenRegionID = "cn-shanghai"
+	DefaultAliyunGreenEndpoint = "green-cip.cn-shanghai.aliyuncs.com"
+)
+
+type AliyunGlobalConfig struct {
+	AccessKeyID     string
+	AccessKeySecret string
+	RegionID        string
+	Endpoint        string
+}
+
+func LoadAliyunGlobalConfig(ctx context.Context) (config AliyunGlobalConfig, err error) {
+	columns := dao.SysConfig.Columns()
+	keys := []string{
+		AliyunAccessKeyIDKey,
+		AliyunAccessKeySecretKey,
+		AliyunGreenRegionIDKey,
+		AliyunGreenEndpointKey,
+	}
+	var rows []*entity.SysConfig
+	if err = dao.SysConfig.Ctx(ctx).
+		Fields(columns.Key, columns.Value).
+		Where(columns.Group, AliyunConfigGroup).
+		Where(columns.Status, 1).
+		WhereIn(columns.Key, keys).
+		Scan(&rows); err != nil {
+		return config, gerror.Wrap(err, "获取阿里云内容审核公共配置失败")
+	}
+	values := make(map[string]string, len(rows))
+	for _, row := range rows {
+		values[row.Key] = strings.TrimSpace(row.Value)
+	}
+	return AliyunGlobalConfig{
+		AccessKeyID:     values[AliyunAccessKeyIDKey],
+		AccessKeySecret: values[AliyunAccessKeySecretKey],
+		RegionID:        firstValue(values[AliyunGreenRegionIDKey], DefaultAliyunGreenRegionID),
+		Endpoint:        firstValue(values[AliyunGreenEndpointKey], DefaultAliyunGreenEndpoint),
+	}, nil
+}
+
+func firstValue(value, fallback string) string {
+	if strings.TrimSpace(value) == "" {
+		return fallback
+	}
+	return strings.TrimSpace(value)
+}