feat: integrate customer service chat

internal/httpapi/api.go

@@ -9,6 +9,7 @@ import (
 	"git.118im.com/im_team/olons_server/internal/finance"
 	"git.118im.com/im_team/olons_server/internal/mall"
 	"git.118im.com/im_team/olons_server/internal/portal"
+	"git.118im.com/im_team/olons_server/internal/support"
 	"git.118im.com/im_team/olons_server/internal/tasks"
 )
 
@@ -20,10 +21,11 @@ type API struct {
 	mall        *mall.Service
 	finance     *finance.Service
 	attachments *attachments.Service
+	support     *support.Service
 }
 
-func New(authenticator *auth.Authenticator, accountService *accounts.Service, portalService *portal.Service, taskService *tasks.Service, mallService *mall.Service, financeService *finance.Service, attachmentService *attachments.Service) *API {
-	return &API{auth: authenticator, accounts: accountService, portal: portalService, tasks: taskService, mall: mallService, finance: financeService, attachments: attachmentService}
+func New(authenticator *auth.Authenticator, accountService *accounts.Service, portalService *portal.Service, taskService *tasks.Service, mallService *mall.Service, financeService *finance.Service, attachmentService *attachments.Service, supportService *support.Service) *API {
+	return &API{auth: authenticator, accounts: accountService, portal: portalService, tasks: taskService, mall: mallService, finance: financeService, attachments: attachmentService, support: supportService}
 }
 
 func (a *API) Register(mux *http.ServeMux) {
@@ -40,6 +42,7 @@ func (a *API) Register(mux *http.ServeMux) {
 	mux.HandleFunc("/v1/member-levels", a.memberLevels)
 	mux.HandleFunc("/v1/leaderboard", a.leaderboard)
 	mux.HandleFunc("/v1/customer-services", a.customerServices)
+	mux.HandleFunc("/v1/customer-services/", a.customerServiceResource)
 	mux.HandleFunc("/v1/notices", a.notices)
 	mux.HandleFunc("/v1/notices/popup", a.popupNotice)
 	mux.HandleFunc("/v1/notices/", a.noticeResource)

internal/httpapi/support.go

@@ -0,0 +1,76 @@
+package httpapi
+
+import (
+	"errors"
+	"log"
+	"net/http"
+	"strconv"
+	"strings"
+
+	"git.118im.com/im_team/olons_server/internal/support"
+)
+
+type customerServiceSessionRequest struct {
+	DeviceID   string `json:"device_id"`
+	Platform   string `json:"platform"`
+	AppVersion string `json:"app_version"`
+}
+
+func (a *API) customerServiceResource(w http.ResponseWriter, r *http.Request) {
+	path := strings.Trim(strings.TrimPrefix(r.URL.Path, "/v1/customer-services/"), "/")
+	parts := strings.Split(path, "/")
+	if len(parts) != 2 || parts[1] != "session" {
+		writeError(w, r, http.StatusNotFound, 30004, "RESOURCE_NOT_FOUND", "resource not found", nil)
+		return
+	}
+	serviceID, err := strconv.ParseInt(parts[0], 10, 64)
+	if err != nil || serviceID <= 0 {
+		writeError(w, r, http.StatusNotFound, 30004, "RESOURCE_NOT_FOUND", "resource not found", nil)
+		return
+	}
+	if r.Method != http.MethodPost {
+		methodNotAllowed(w, r, http.MethodPost)
+		return
+	}
+	principal, ok := a.authenticateMember(w, r)
+	if !ok {
+		return
+	}
+	if a.support == nil {
+		writeSupportError(w, r, support.ErrIMUnavailable)
+		return
+	}
+	var body customerServiceSessionRequest
+	if !decodeBody(w, r, &body) {
+		return
+	}
+	deviceID := strings.TrimSpace(body.DeviceID)
+	if deviceID == "" {
+		deviceID = principal.DeviceID
+	}
+	result, err := a.support.OpenSession(r.Context(), principal.TenantID, principal.MemberID, serviceID,
+		support.SessionRequest{DeviceID: deviceID, Platform: body.Platform})
+	if err != nil {
+		writeSupportError(w, r, err)
+		return
+	}
+	writeSuccess(w, r, result)
+}
+
+func writeSupportError(w http.ResponseWriter, r *http.Request, err error) {
+	log.Printf("customer service session failed request_id=%s err=%v", r.Header.Get("X-Request-ID"), err)
+	switch {
+	case errors.Is(err, support.ErrServiceNotFound):
+		writeError(w, r, http.StatusNotFound, 41001, "CUSTOMER_SERVICE_NOT_FOUND", "customer service not found", nil)
+	case errors.Is(err, support.ErrServiceNotBound):
+		writeError(w, r, http.StatusConflict, 41002, "CUSTOMER_SERVICE_NOT_BOUND", "customer service account is not configured", nil)
+	case errors.Is(err, support.ErrRelationPending):
+		writeError(w, r, http.StatusConflict, 41003, "IM_RELATION_PENDING", "customer service relationship is pending", nil)
+	case errors.Is(err, support.ErrRelationDenied):
+		writeError(w, r, http.StatusForbidden, 41004, "IM_RELATION_NOT_ALLOWED", "customer service relationship is not allowed", nil)
+	case errors.Is(err, support.ErrIMUnavailable):
+		writeError(w, r, http.StatusServiceUnavailable, 41005, "IM_SERVICE_UNAVAILABLE", "IM service unavailable", nil)
+	default:
+		writeError(w, r, http.StatusBadGateway, 41006, "IM_SERVICE_UNAVAILABLE", "IM service unavailable", nil)
+	}
+}