新增返回字段

app/Repositories/MusicRepository.php

@@ -117,7 +117,7 @@ class MusicRepository
         $postMusicList = $this->postMusicCategoryRel
             ->join('post_music_category', 'post_music_category.id', '=', 'post_music_category_rel.music_category_id')
             ->join('post_music', 'post_music.id', '=', 'post_music_category_rel.mid')
-            ->select('post_music_category_rel.id','post_music.name','post_music.url','post_music.music_duration','post_music.created_at','post_music_category.name as category_name')
+            ->select('post_music_category_rel.id','post_music.name','post_music.url','post_music.music_duration','post_music.created_at','post_music_category.name as category_name','post_music_category.id as category_id')
             ->where($where)
             ->orderBy('id', 'desc')
             ->paginate($perPage);

app/Transformers/MusicTranformer.php

@@ -20,6 +20,7 @@ class MusicTranformer extends TransformerAbstract {
             'music_duration' => date('i:s',$musicList['music_duration']),
             'url' => $musicList['url'],
             'created_at' => date($musicList['created_at']),
+            'category_id' => $musicList['category_id'],
             'category_name' => $musicList['category_name'],
         ];
     }