belongsTo(Feed::class); } public function user() { return $this->belongsTo(User::class); } public function answer_to() { return $this->belongsTo(User::class, 'to_user_id'); } public function parent() { return $this->belongsTo(Comment::class, 'parent_id'); } public function children() { return $this->hasMany(Comment::class, 'parent_id'); } public function complaints() { return $this->hasMany(CommentComplaint::class); } }