Initial commit / First Release

www/app/Enums/NintendoFileExtension.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Enums;
+
+use Illuminate\Support\Str;
+
+enum NintendoFileExtension: string
+{
+    case NSP = 'nsp';
+    case NSZ = 'nsz';
+    case XCI = 'xci';
+    case XCZ = 'xcz';
+
+    /**
+     * Get all supported file extensions.
+     *
+     * @return array<string>
+     */
+    public static function values(): array
+    {
+        return array_map(fn($case) => $case->value, self::cases());
+    }
+
+    /**
+     * Check if a filename has a supported extension.
+     */
+    public static function isSupported(string $filename): bool
+    {
+        $extension = Str::lower(Str::afterLast($filename, '.'));
+
+        return in_array($extension, self::values(), true);
+    }
+}