belongsTo('App\Models\AlbumUserModel', 'user_id'); } public function username(){ return (new AlbumUserModel())->find($this->user_id)?(new AlbumUserModel())->find($this->user_id)->username:$this->user_id; } public function replys(){ return $this->hasMany('App\Models\AlbumCommentsModel','comments_id','id'); } }