Fix bug: first time add friend

pkg/common/db/controller/friend.go

@@ -209,6 +209,7 @@ func (f *friendDatabase) RefuseFriendRequest(
 	if fr.HandleResult != 0 {
 		return errs.ErrArgs.Wrap("the friend request has been processed")
 	}
+	log.ZDebug(ctx, "refuse friend request", "friendRequest db", fr, "friendRequest arg", friendRequest)
 	friendRequest.HandleResult = constant.FriendResponseRefuse
 	friendRequest.HandleTime = time.Now()
 	err = f.friendRequest.Update(ctx, friendRequest)

pkg/common/db/relation/friend_request_model.go

@@ -71,9 +71,13 @@ func (f *FriendRequestGorm) UpdateByMap(
 
 // 更新记录 （非零值）.
 func (f *FriendRequestGorm) Update(ctx context.Context, friendRequest *relation.FriendRequestModel) (err error) {
+	fromUserID := friendRequest.FromUserID
+	toUserID := friendRequest.ToUserID
+	friendRequest.FromUserID = ""
+	friendRequest.ToUserID = ""
 	return utils.Wrap(
 		f.db(ctx).
-			Where("from_user_id = ? AND to_user_id =?", friendRequest.FromUserID, friendRequest.ToUserID).
+			Where("from_user_id = ? AND to_user_id =?", fromUserID, toUserID).
 			Updates(friendRequest).
 			Error,
 		"",

pkg/common/db/relation/meta_db.go

@@ -33,5 +33,6 @@ func NewMetaDB(db *gorm.DB, table any) *MetaDB {
 }
 
 func (g *MetaDB) db(ctx context.Context) *gorm.DB {
-	return g.DB.WithContext(ctx).Model(g.table)
+	db := g.DB.WithContext(ctx).Model(g.table)
+	return db
 }