获取未读总数

application/api/controller/Message.php

@@ -208,25 +208,20 @@ class Message extends Api
     public function getUnRead(){
         $post=$this->request->post();
         $user = User::getByUserId($post['user_id']);
-        $count=0;
+        $count1=0;
+        $count2=0;
         if($user){
-            $wheres['m.status']=2;
-            $user_id=$post['user_id'];
-            $list =Db::name('message')->alias('m')
-                ->field('m.id,mr.message_id')
-                ->join('message_read mr',"m.id =mr.message_id and mr.user_id='{$user_id}'",'left')
-                ->where($wheres)
-                ->where("group_id=3 or group_id={$user->group_id}")
-                ->select();
-
-            if($list){
-                foreach ($list as $k => $v){
-                    if(empty($v['message_id'])){
-                        $count++;
-                    }
-                }
+            $where['status']=2;
+            $count1 =Db::name('message')
+                ->where($where)
+                ->count();
+            if($count1){
+                unset($where);
+                $where['user_id']=$post['user_id'];
+                $count2 = Db('message_read')->where($where)->count();
             }
         }
+        $count=$count1-$count2;
         $data['unread']=$count;
         $this->success('',$data);
     }