<?php
namespace App\Service;

use Doctrine\ORM\EntityManagerInterface;
use Oneup\UploaderBundle\Event\PostPersistEvent;
use App\Service\MinioService;

class UploadListener
{
    private $em;
    private $minio;

    public function __construct(EntityManagerInterface $em, MinioService $minio)
    {
        $this->em = $em;
        $this->minio = $minio;
    }

    protected function getHeight($image) {
        $size = getimagesize($image);
        $height = $size[1];
        return $height;
    }

    // Cacul de la largeur
    protected function getWidth($image) {
        $size = getimagesize($image);
        $width = $size[0];
        return $width;
    }

    protected function resizeImage($image,$width,$height,$scale) {
        list($imagewidth, $imageheight, $imageType) = getimagesize($image);
        $imageType = image_type_to_mime_type($imageType);
        $newImageWidth = ceil($width * $scale);
        $newImageHeight = ceil($height * $scale);
        $newImage = imagecreatetruecolor($newImageWidth,$newImageHeight);
        $source=null;
        
        switch($imageType) {
            case "image/gif":
                $source=imagecreatefromgif($image);
                break;
            case "image/pjpeg":
            case "image/jpeg":
            case "image/jpg":
                $source=imagecreatefromjpeg($image);
                break;
            case "image/png":
            case "image/x-png":
                $source=imagecreatefrompng($image);
                break;
        }

        $newImage = imagecreatetruecolor( $newImageWidth, $newImageHeight );
        imagealphablending( $newImage, false );
        imagesavealpha( $newImage, true );
        imagecopyresampled($newImage,$source,0,0,0,0,$newImageWidth,$newImageHeight,$width,$height);

        switch($imageType) {
            case "image/gif":
                imagegif($newImage,$image);
                break;
            case "image/pjpeg":
            case "image/jpeg":
            case "image/jpg":
                imagejpeg($newImage,$image,90);
                break;
            case "image/png":
            case "image/x-png":
                imagepng($newImage,$image);
                break;
        }

        chmod($image, 0640);
        return $image;
    }

    public function onUpload(PostPersistEvent $event)
    {
        $type=$event->getType();
        
        switch($type) {
            default:
                $file=$event->getFile();
                $filename=$file->getFilename();
                $response = $event->getResponse();
                $response['file'] = $filename;

                $this->minio->upload($file,$type."/".$filename,true);
            break;            
        }
    }
}