<?php

namespace App\Services;

use Illuminate\Support\Facades\Auth;
use Intervention\Image\Constraint;
use Intervention\Image\Facades\Image;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

class ImageService
{
    /**
     * @param string $image path to image
     * @param array $options option to make thumbnail
     *
     * @return \Intervention\Image\Image
     */
    public function makeThumbnail($image, $options = [])
    {
        if (!is_readable($image)) {
            throw new NotFoundHttpException();
        }

        $img = Image::make($image);
        if (empty($options)) {
            return $img;
        }

        $folder = dirname($img->basePath());
        $file_name = basename($image);

        $width = null;
        if (array_key_exists('width', $options)) {
            $width = $options['width'];
            $file_name = sprintf('w%u-%s', $width, $file_name);
        }

        $height = null;
        if (array_key_exists('$height', $options)) {
            $height = $options['$height'];
            $file_name = sprintf('h%u-%s', $height, $file_name);
        }

        $full_path = sprintf('%s/%s', $folder, $file_name);
        if (!array_key_exists('force', $options) && is_readable($full_path)) {
            return Image::make($full_path);
        }

        //http://image.intervention.io/getting_started/
        $img->resize($width, $height, static function (Constraint $constraint) {
            $constraint->aspectRatio();
        })->save(sprintf('%s/%s', $folder, $file_name));

        return $img;
    }
}