optimizations

app/Http/Requests/NovaCards/UploadNovaCardBackgroundRequest.php

@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Requests\NovaCards;
+
+use Closure;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Http\UploadedFile;
+use Illuminate\Validation\Rule;
+
+class UploadNovaCardBackgroundRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return $this->user() !== null;
+    }
+
+    public function rules(): array
+    {
+        $bytes = (int) config('nova_cards.validation.max_background_upload_bytes', 8 * 1024 * 1024);
+        $maxKilobytes = (int) ceil($bytes / 1024);
+
+        return [
+            'background' => [
+                'bail',
+                'required',
+                'file',
+                static function (string $attribute, mixed $value, Closure $fail): void {
+                    if (! $value instanceof UploadedFile) {
+                        return;
+                    }
+
+                    $path = $value->getRealPath() ?: $value->getPathname();
+
+                    if (! $value->isValid() || ! is_string($path) || trim($path) === '') {
+                        $fail('The ' . $attribute . ' upload is invalid.');
+                    }
+                },
+                'image',
+                'mimes:jpeg,jpg,png,webp',
+                'max:' . $maxKilobytes,
+                Rule::dimensions()->minWidth(480)->minHeight(480),
+            ],
+        ];
+    }
+}