Refactor code

pkg/common/db/mysql_model/im_mysql_model/user_black_list_model.go

@@ -40,8 +40,8 @@ func RemoveBlackList(ownerUserID, blockUserID string) error {
 	if err != nil {
 		return err
 	}
-	black := db.Black{OwnerUserID: ownerUserID, BlockUserID: blockUserID}
-	return utils.Wrap(dbConn.Table("blacks").Delete(&black).Error, "RemoveBlackList failed")
+	err = dbConn.Table("blacks").Where("owner_user_id=? and block_user_id=?", ownerUserID, blockUserID).Delete(&db.GroupRequest{}).Error
+	return utils.Wrap(err, "RemoveBlackList failed")
 }
 
 func GetBlackListByUserID(ownerUserID string) ([]db.Black, error) {