hasMany(Response::class, 'ticket_id', 'id'); } public function notes() { return $this->hasMany(TicketNote::class, 'ticket_id', 'id'); } public function lastResponse() { return $this->hasOne(Response::class)->latestOfMany(); } public function comments() { return $this->hasMany(Comment::class, 'ticket_id', 'id')->orderBy('id', 'desc'); } }