added countries support expanded for ISO 3166 standard

Modules/Countries/Rules/ValidCountryCode.php

@@ -4,7 +4,6 @@ namespace Modules\Countries\Rules;
 
 use Closure;
 use Illuminate\Contracts\Validation\ValidationRule;
-use Modules\Countries\Models\Country;
 
 class ValidCountryCode implements ValidationRule
 {
@@ -14,19 +13,6 @@ class ValidCountryCode implements ValidationRule
 
     public function validate(string $attribute, mixed $value, Closure $fail): void
     {
-        if (! is_string($value) || strlen($value) !== 2) {
-            $fail('The :attribute must be a valid ISO 3166 alpha-2 country code.');
-            return;
-        }
-
-        $query = Country::query()->where('alpha2', strtoupper($value));
-
-        if ($this->activeOnly) {
-            $query->where('is_active', true);
-        }
-
-        if (! $query->exists()) {
-            $fail('The :attribute must be a supported country.');
-        }
+        (new ValidIso3166CountryCode($this->activeOnly, 'alpha2'))->validate($attribute, $value, $fail);
     }
 }