<?php

namespace App\Traits\Http;

use Illuminate\Support\Facades\Storage;

trait HandlesMedia
{
    /**
     * Return the last media folder name,
     * or a new media folder name if previous
     * already contains 1000 images
     *
     * @return string
     * @throws \ErrorException If creating the folder fails.
     */
    public function getCurentMediaFolderName(): string
    {
        /** @var \Illuminate\Filesystem\FilesystemAdapter */
        $storage     = Storage::disk('media');
        $directories = \collect($storage->directories());

        // * si on n'a pas de dossier, on le créé
        if (!$directories->count()) {
            return $storage->path(uniqid());
        }

        $folders = collect($storage->directories())->map(function (string $folderName) use ($storage) {
            return ['time' => $storage->lastModified($folderName), 'name' => $folderName];
        });

        $selectedFolder = $folders->firstWhere('time', $folders->max('time'))['name'];

        // * si on en a plus de 1000, on créé un nouveau dossier
        if (collect($storage->allFiles($selectedFolder))->count() > 1000) {
            return uniqid();
        }

        return $selectedFolder;
    }
}