单项删除接口优化2

app/enterprise/controller/Im.php

@@ -517,6 +517,16 @@ class Im extends BaseController
                     . " and (find_in_set('{$this->uid}', del_user) = 0 or del_user is null)";
                 Message::where($where)->order('msg_id desc')->limit(1)->update(['is_last'=>1]);
             }
+            if ($this->globalConfig['chatInfo']['dbDelMsg']) {
+                if($message['from_user']!=$this->userInfo['user_id']){
+                    return warning(lang('system.notAuth'));
+                }
+                $is_group = $message['is_group'];
+                $toContactId = explode('-', $message['chat_identify'])[1];
+                wsSendMsg($toContactId, 'delMessage', $message, $is_group);
+                $message->delete();
+                return success(lang('system.delOk'));
+            } else {
                 if ($message['is_group'] == 1) {
                     if ($message['del_user']) {
                         $message->del_user .= ',' . $this->userInfo['user_id'];
@@ -536,6 +546,7 @@ class Im extends BaseController
                 }
                 $message->save();
                 wsSendMsg($this->userInfo['user_id'], 'delMessage', $message, $message['is_group']);
+            }
             return success('');
         } else {
             return warning('');