When you create a group chat, the group member can be empty

internal/api/group/group.go

@@ -287,6 +287,7 @@ func CreateGroup(c *gin.Context) {
 
 	req.OwnerUserID = params.OwnerUserID
 	req.OperationID = params.OperationID
+
 	log.NewInfo(req.OperationID, "CreateGroup args ", req.String())
 
 	etcdConn := getcdv3.GetConn(config.Config.Etcd.EtcdSchema, strings.Join(config.Config.Etcd.EtcdAddr, ","), config.Config.RpcRegisterName.OpenImGroupName)

internal/rpc/group/group.go

@@ -97,8 +97,11 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 			log.NewError(req.OperationID, utils.GetSelfFuncName(), "callbackBeforeCreateGroup failed")
 		}
 	}
-	//Time stamp + MD5 to generate group chat id
+
-	groupId := utils.Md5(strconv.FormatInt(time.Now().UnixNano(), 10))
+	groupId := req.GroupInfo.GroupID
+	if groupId == "" {
+		groupId = utils.Md5(strconv.FormatInt(time.Now().UnixNano(), 10))
+	}
 	//to group
 	groupInfo := db.Group{}
 	utils.CopyStructFields(&groupInfo, req.GroupInfo)
@@ -109,15 +112,19 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 		log.NewError(req.OperationID, "InsertIntoGroup failed, ", err.Error(), groupInfo)
 		return &pbGroup.CreateGroupResp{ErrCode: constant.ErrDB.ErrCode, ErrMsg: constant.ErrDB.ErrMsg}, http.WrapError(constant.ErrDB)
 	}
-
+	groupMember := db.GroupMember{}
-	us, err := imdb.GetUserByUserID(req.OwnerUserID)
+	us := &db.User{}
+	if req.OwnerUserID == "" {
+		goto initMemberList
+	}
+	us, err = imdb.GetUserByUserID(req.OwnerUserID)
 	if err != nil {
 		log.NewError(req.OperationID, "GetUserByUserID failed ", err.Error(), req.OwnerUserID)
 		return &pbGroup.CreateGroupResp{ErrCode: constant.ErrDB.ErrCode, ErrMsg: constant.ErrDB.ErrMsg}, http.WrapError(constant.ErrDB)
 	}
 
 	//to group member
-	groupMember := db.GroupMember{GroupID: groupId, RoleLevel: constant.GroupOwner, OperatorUserID: req.OpUserID}
+	groupMember = db.GroupMember{GroupID: groupId, RoleLevel: constant.GroupOwner, OperatorUserID: req.OpUserID}
 	utils.CopyStructFields(&groupMember, us)
 	err = imdb.InsertIntoGroupMember(groupMember)
 	if err != nil {
@@ -125,10 +132,7 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 		return &pbGroup.CreateGroupResp{ErrCode: constant.ErrDB.ErrCode, ErrMsg: constant.ErrDB.ErrMsg}, http.WrapError(constant.ErrDB)
 	}
 
-	err = db.DB.AddGroupMember(groupId, req.OwnerUserID)
+initMemberList:
-	if err != nil {
-		log.NewError(req.OperationID, "AddGroupMember failed ", err.Error(), groupId, req.OwnerUserID)
-	}
 	var okUserIDList []string
 	//to group member
 	for _, user := range req.InitMemberList {
@@ -148,20 +152,14 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 			log.NewError(req.OperationID, "InsertIntoGroupMember failed ", err.Error(), groupMember)
 			continue
 		}
-
 		okUserIDList = append(okUserIDList, user.UserID)
-		// mongoDB method
-		//err = db.DB.AddGroupMember(groupId, user.UserID)
-		//if err != nil {
-		//	log.NewError(req.OperationID, "add mongo group member failed, db.DB.AddGroupMember failed ", err.Error())
-		//}
 	}
 	resp := &pbGroup.CreateGroupResp{GroupInfo: &open_im_sdk.GroupInfo{}}
 	group, err := imdb.GetGroupInfoByGroupID(groupId)
 	if err != nil {
 		log.NewError(req.OperationID, "GetGroupInfoByGroupID failed ", err.Error(), groupId)
 		resp.ErrCode = constant.ErrDB.ErrCode
-		resp.ErrMsg = constant.ErrDB.ErrMsg
+		resp.ErrMsg = err.Error()
 		return resp, nil
 	}
 	utils.CopyStructFields(resp.GroupInfo, group)
@@ -169,12 +167,15 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 	if err != nil {
 		log.NewError(req.OperationID, "GetGroupMemberNumByGroupID failed ", err.Error(), groupId)
 		resp.ErrCode = constant.ErrDB.ErrCode
-		resp.ErrMsg = constant.ErrDB.ErrMsg
+		resp.ErrMsg = err.Error()
 		return resp, nil
 	}
+	if req.OwnerUserID != "" {
 		resp.GroupInfo.OwnerUserID = req.OwnerUserID
-
 		okUserIDList = append(okUserIDList, req.OwnerUserID)
+	}
+
+	if len(okUserIDList) != 0 {
 		addGroupMemberToCacheReq := &pbCache.AddGroupMemberToCacheReq{
 			UserIDList:  okUserIDList,
 			GroupID:     groupId,
@@ -195,6 +196,10 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 		log.NewInfo(req.OperationID, "rpc CreateGroup return ", resp.String())
 		chat.GroupCreatedNotification(req.OperationID, req.OpUserID, groupId, okUserIDList)
 		return resp, nil
+	} else {
+		log.NewInfo(req.OperationID, "rpc CreateGroup return ", resp.String())
+		return resp, nil
+	}
 }
 
 func (s *groupServer) GetJoinedGroupList(ctx context.Context, req *pbGroup.GetJoinedGroupListReq) (*pbGroup.GetJoinedGroupListResp, error) {

pkg/base_info/group_api_struct.go

@@ -81,8 +81,8 @@ type GetGroupAllMemberResp struct {
 }
 
 type CreateGroupReq struct {
-	MemberList   []*GroupAddMemberInfo `json:"memberList"  binding:"required"`
+	MemberList   []*GroupAddMemberInfo `json:"memberList"`
-	OwnerUserID  string                `json:"ownerUserID" binding:"required"`
+	OwnerUserID  string                `json:"ownerUserID"`
 	GroupType    int32                 `json:"groupType"`
 	GroupName    string                `json:"groupName"`
 	Notification string                `json:"notification"`
@@ -90,6 +90,7 @@ type CreateGroupReq struct {
 	FaceURL      string                `json:"faceURL"`
 	Ex           string                `json:"ex"`
 	OperationID  string                `json:"operationID" binding:"required"`
+	GroupID      string                `json:"groupID"`
 }
 type CreateGroupResp struct {
 	CommResp