fix bug: group member jointime

internal/rpc/group/group.go

@@ -79,7 +79,7 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 	canCreate, err := callbackBeforeCreateGroup(req)
 	if err != nil || !canCreate {
 		if err != nil {
-			log.NewError(req.OperationID, utils.GetSelfFuncName(), "callbackBeforeCreateGroup failed", )
+			log.NewError(req.OperationID, utils.GetSelfFuncName(), "callbackBeforeCreateGroup failed")
 		}
 	}
 	//Time stamp + MD5 to generate group chat id
@@ -274,7 +274,7 @@ func (s *groupServer) GetGroupAllMember(ctx context.Context, req *pbGroup.GetGro
 
 	for _, v := range memberList {
 		var node open_im_sdk.GroupMemberFullInfo
-		utils.CopyStructFields(&node, &v)
+		cp.GroupMemberDBCopyOpenIM(&node, &v)
 		resp.MemberList = append(resp.MemberList, &node)
 	}
 	log.NewInfo(req.OperationID, "GetGroupAllMember rpc return ", resp.String())
@@ -902,7 +902,6 @@ func (s *groupServer) AddGroupMembersCMS(_ context.Context, req *pbGroup.AddGrou
 	return resp, nil
 }
 
-
 func (s *groupServer) GetUserReqApplicationList(_ context.Context, req *pbGroup.GetUserReqApplicationListReq) (*pbGroup.GetUserReqApplicationListResp, error) {
 	log.NewInfo(req.OperationID, utils.GetSelfFuncName(), "req: ", req.String())
 	resp := &pbGroup.GetUserReqApplicationListResp{}