public function update(Request $request, $year, $month, $day)
{
$date = $this->createDate($year, $month, $day);
$file = $request->file('photo');
if (is_null($file)) {
abort(400);
}
$photo = new Photo($date);
$image = Image::make($file);
$photo->save($image);
return response(json_encode($photo->toArray()), 201)->header('Content-Type', 'application/json');
}
