歌曲置顶切歌处理

application/api/model/RoomSong.php

@@ -386,21 +386,25 @@ class RoomSong extends Model
             $fa_zhi = 0;
         }else{ //置顶
             $sort_ups = $sort_up[0]['did'];
-            foreach ($sort_up as $k=>$v){
-                if($v['status'] == 2){
-                    $now_room_song = 1;
-                }
-            }
+            $now_room_song = db::name('vs_room_song')
+                ->where(['room_id' => $sort['room_id'],'status' => 2,'times' =>$sort['times'],'times_status' => 1])
+                ->find() ? 1 : 0;
             $fa_zhi = 9;//阈值  为了防止置顶后被上移歌曲覆盖
         }
+        //获取现在正在排队的第一的排序号
         $sortt = db::name('vs_room_song')->where('did',$sort_ups)->value('sort');
-        $sort_upp = $sortt + 1 + $fa_zhi;
+        $sort_upp = $sortt + 1 + $fa_zhi;//计算需要挪动的歌曲的排序号并修改它
         $res = db::name('vs_room_song')->where('did',$room_song_id)->update(['sort'=>$sort_upp]);
         if(!$res){
             return ['code'=>0,'msg'=>'操作失败','data'=>null];
         }
 
-        if(!$now_room_song){
+        //移动后重新按照排序查找歌曲新排序
+        $sort_up = db::name('vs_room_song')
+            ->where(['room_id' => $sort['room_id'],'status' => 1,'times' =>$sort['times'],'times_status' => 1])
+            ->field('did,status,song_code,song_name,singer,poster,duration,user_id')->order('sort desc')->select();
+
+        if(!$now_room_song){//没有正在演唱的歌曲
             $total = db::name('vs_room_song')
                 ->where(['room_id' => $sort['room_id'],'status' => 1,'times_status' => 1])
                 ->count();