<?php

namespace App\Http\Resources\Api;

use Illuminate\Http\Resources\Json\JsonResource;
use Illuminate\Support\Facades\Storage;

class MediaPictureResource extends JsonResource
{
    /** @var array */
    private static $skeleton = [
        'base64_bin' => '',
        'uid' => '',
        'extension' => ''
    ];

    /**
     * Transform the resource into an array.
     *
     * @param \Illuminate\Http\Request $request
     * @return array
     * + base64_bin string
     * + uid string
     * + extension string
     */
    //phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundInExtendedClass, Squiz.Commenting.FunctionComment.Missing
    public function toArray($request)
    {
        /** @var \Illuminate\Filesystem\FilesystemAdapter */
        $storage = Storage::disk('media');

        return array_intersect_key(
            array_merge([
                'base64_bin' => \base64_encode((string)$storage->get($this->relative_path)),
                'uid' => $this->uid,
                'extension' => $this->extension->value
            ]),
            $this->getSkeleton()
        );
    }

    /**
     * Returns the resource skeletton
     *
     * @return array
     */
    public static function getSkeleton(): array
    {
        return self::$skeleton;
    }
}