Optimized codes (#676)

Co-authored-by: Deeka Wong <8337659+huangdijia@users.noreply.github.com>

Author: huangdijia

README.md

@@ -25,18 +25,18 @@ use FriendsOfHyperf\ReCaptcha\Middleware\ReCaptchaMiddleware;
 
 class V3CaptchaMiddleware extends ReCaptchaMiddleware
 {
-    protected $version = 'v3';
-    protected $action = 'register'; 
-    protected $score = 0.35; 
-    protected $hostname; 
+    protected string $version = 'v3';
+    protected string $action = 'register'; 
+    protected float $score = 0.35; 
+    protected string $hostname; 
 }
 
 class V2CaptchaMiddleware extends ReCaptchaMiddleware
 {
-    protected $version = 'v2';
-    protected $action = 'register'; 
-    protected $score = 0.35; 
-    protected $hostname; 
+    protected string $version = 'v2';
+    protected string $action = 'register'; 
+    protected float $score = 0.35; 
+    protected string $hostname; 
 }
 ```
 
@@ -53,11 +53,8 @@ use Hyperf\Validation\Contract\ValidatorFactoryInterface;
 
 class IndexController
 {
-    /**
-     * @Inject()
-     * @var ValidatorFactoryInterface
-     */
-    protected $validationFactory;
+    #[Inject]
+    protected ValidatorFactoryInterface $validationFactory;
 
     public function foo(RequestInterface $request)
     {

src/Middleware/ReCaptchaMiddleware.php

@@ -27,11 +27,11 @@ abstract class ReCaptchaMiddleware implements MiddlewareInterface
 {
     protected string $version = 'v3';
 
-    protected string $action;
+    protected string $action = '';
 
     protected float $score = 0.34;
 
-    protected string $hostname;
+    protected string $hostname = '';
 
     protected string $inputName = 'g-recaptcha-response';
 

src/ReCaptchaManager.php

@@ -21,7 +21,7 @@
 class ReCaptchaManager
 {
     /**
-     * @var ReCaptcha[]
+     * @var array<string, ReCaptcha>
      */
     protected array $instances = [];
 
@@ -43,7 +43,7 @@ public function get(?string $version = null): ReCaptcha
             throw new RuntimeException('Not publish yet, please run \'php bin/hyperf.php vendor:publish friendsofhyperf/recaptcha\'');
         }
 
-        $version ??= $this->config->get('recaptcha.default', 'v3');
+        $version ??= (string) $this->config->get('recaptcha.default', 'v3');
         $secret = $this->config->get(sprintf('recaptcha.%s.secret_key', $version), '');
 
         return $this->instances[$version] = make(ReCaptcha::class, [