<?php

namespace App\Service;

use Doctrine\ORM\EntityManagerInterface;
use Oneup\UploaderBundle\Event\PostPersistEvent;

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;
        }
    }
}