2025-12-01 17:02:01 +03:00

87 lines
2.6 KiB
PHP

<?php
namespace App\Http\Resources\File;
use Illuminate\Http\Request;
use Illuminate\Http\Resources\Json\ResourceCollection;
class FileCollection extends ResourceCollection
{
/**
* Transform the resource collection into an array.
*
* @return array<int|string, mixed>
*/
public function toArray(Request $request): array
{
return [
'data' => FileResource::collection($this->collection),
'pagination' => [
'current_page' => $this->currentPage(),
'from' => $this->firstItem(),
'last_page' => $this->lastPage(),
'per_page' => $this->perPage(),
'to' => $this->lastItem(),
'total' => $this->total(),
'has_more_pages' => $this->hasMorePages(),
],
'summary' => [
'total_files' => $this->collection->count(),
'total_size' => $this->collection->sum('size_bytes'),
'total_size_formatted' => $this->formatBytes($this->collection->sum('size_bytes')),
'categories' => $this->getCategoryStats(),
],
];
}
/**
* Calculate category statistics from the collection
*/
private function getCategoryStats(): array
{
$categories = [];
foreach ($this->collection as $file) {
$pathParts = explode('/', $file->storage_uri);
$category = $pathParts[count($pathParts) - 3] ?? 'general';
if (!isset($categories[$category])) {
$categories[$category] = [
'count' => 0,
'total_size' => 0,
'files' => []
];
}
$categories[$category]['count']++;
$categories[$category]['total_size'] += $file->size_bytes ?? 0;
$categories[$category]['files'][] = $file->file_name;
}
// Format sizes
foreach ($categories as $category => &$stats) {
$stats['total_size_formatted'] = $this->formatBytes($stats['total_size']);
// Remove file list to avoid too much data in collection
unset($stats['files']);
}
return $categories;
}
/**
* Format bytes to human readable format
*/
private function formatBytes(int $bytes, int $precision = 2): string
{
if ($bytes === 0) {
return '0 B';
}
$units = ['B', 'KB', 'MB', 'GB', 'TB'];
$base = 1024;
$factor = floor((strlen($bytes) - 1) / 3);
return sprintf("%.{$precision}f", $bytes / pow($base, $factor)) . ' ' . $units[$factor];
}
}