feat(channels): add Shangwutong connector

backend/internal/handler/api/v1/helpers.go

@@ -5,9 +5,13 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"net/http"
 	"strconv"
 
 	"github.com/gin-gonic/gin"
+	"github.com/gochat/gochat/internal/middleware"
+	"github.com/gochat/gochat/internal/model"
+	"gorm.io/gorm"
 )
 
 func bindJSONWrappedOrRaw(c *gin.Context, wrapperKey string, target any) error {
@@ -213,3 +217,27 @@ func getPageSize(c *gin.Context) int {
 	}
 	return n
 }
+
+func requireConnectorShangwutongConversation(c *gin.Context, db *gorm.DB, conversation *model.Conversation) bool {
+	if !middleware.IsConnectorService(c) {
+		return true
+	}
+	if c.GetHeader("X-GoChat-Schema-Version") != "1" || db == nil || conversation == nil {
+		connectorRouteError(c, http.StatusUnprocessableEntity, "unsupported_schema_version", "X-GoChat-Schema-Version must be 1")
+		return false
+	}
+	var count int64
+	if err := db.WithContext(c.Request.Context()).Model(&model.Inbox{}).Where(
+		"id = ? AND account_id = ? AND channel_type = ?", conversation.InboxID, conversation.AccountID, "shangwutong",
+	).Count(&count).Error; err != nil || count != 1 {
+		connectorRouteError(c, http.StatusForbidden, "forbidden", "connector cannot access this conversation")
+		return false
+	}
+	return true
+}
+
+func connectorRouteError(c *gin.Context, status int, code, message string) {
+	c.AbortWithStatusJSON(status, gin.H{"error": gin.H{
+		"code": code, "message": message, "retryable": false, "request_id": c.GetString("request_id"),
+	}})
+}