<?php

namespace Aweos\Resizer\Classes;

use Aweos\Resizer\Models\Setting;
use Storage;

class FileObserver
{

    public function versionsPath(string $mediaPath): string
    {
        return "uploads/public/c/{$this->normalizePath($mediaPath)}";
    }

    public function normalizePath(string $path): string
    {
        return preg_replace('|^/*|', '', $path);
    }

    public function fullMediaPath(string $path): string
    {
        return "media/{$this->normalizePath($path)}";
    }

    public function shouldProcessFile($file): bool
    {
        return collect(Setting::get('folders'))->pluck('folder')->first(
            fn ($folder) => starts_with($file, $folder.'/')
        ) !== null;
    }

    public function delete($path): void
    {
        $dir = pathinfo($path, PATHINFO_DIRNAME);
        $base = $dir.'/'.pathinfo($path, PATHINFO_FILENAME);

        Storage::delete("uploads/public/c{$path}");

        collect(Storage::files("uploads/public/c{$dir}"))->filter(
            fn ($file) => preg_match('|'.preg_quote("uploads/public/c{$base}", '|').'-[0-9]+x[0-9]+\.[a-zA-Z]+$|', $file)
        )->each(function ($path) {
            Storage::delete($path);
        });

        if (empty(Storage::allFiles("uploads/public/c{$dir}"))) {
            Storage::deleteDirectory("uploads/public/c{$dir}");
        }
    }

    public function rename(string $old, string $new): void
    {
        $dir = pathinfo($old, PATHINFO_DIRNAME);
        $base = pathinfo($old, PATHINFO_FILENAME);
        $newBase = pathinfo($new, PATHINFO_FILENAME);
        $newDir = pathinfo($new, PATHINFO_DIRNAME);

        foreach (Storage::files("uploads/public/c{$dir}") as $file) {
            if (!preg_match_all('|'.preg_quote("uploads/public/c{$dir}/{$base}", '|').'(-[0-9]+x[0-9]+)?(\.[a-zA-Z]+)$|', $file, $matches)) {
                continue;
            }

            $size = $matches[1][0];
            $ext = $matches[2][0];

            Storage::move($file, "uploads/public/c{$newDir}/{$newBase}{$size}{$ext}");
        }
    }

}