🐛 fix: Compatibility with PHP 7.x

Author: guilherme-cota-efi

src/Efi/ApiRequest.php

@@ -35,10 +35,10 @@ public function __construct(?array $options = null)
      * @param string $method The HTTP method.
      * @param string $route The URL route.
      * @param array $body The request body.
-     * @return mixed The response data.
+     * @return The response data.
      * @throws EfiException If there is an EFI specific error.
      */
-    public function send(string $method, string $route, string $scope, array $body): mixed
+    public function send(string $method, string $route, string $scope, array $body)
     {
         $this->loadAccessTokenFromCache();
 

src/Efi/Auth.php

@@ -70,7 +70,7 @@ private function initializeRequestOptions()
      *
      * @return mixed The response data.
      */
-    private function sendAuthorizationRequest(): mixed
+    private function sendAuthorizationRequest()
     {
         return $this->request->send(
             $this->endpoints['ENDPOINTS']['authorize']['method'],

src/Efi/BaseModel.php

@@ -31,7 +31,7 @@ public function __get(string $property)
      * @param string $property The name of the property.
      * @param mixed $value The value to set.
      */
-    public function __set(string $property, mixed $value)
+    public function __set(string $property, $value)
     {
         if (property_exists($this, $property)) {
             $this->$property = $value;

src/Efi/CacheRetriever.php

@@ -42,7 +42,7 @@ public function get(string $key)
 	 * @param mixed $value The value to be cached.
 	 * @param int|null $ttl The time-to-live in seconds (optional).
 	 */
-	public function set(string $key, mixed $value, $ttl = null)
+	public function set(string $key, $value, $ttl = null)
 	{
 		$cacheItem = $this->cache->getItem($key);
 		$cacheItem->set($value);

src/Efi/Exception/EfiException.php

@@ -23,7 +23,7 @@ class EfiException extends Exception
      * @param mixed $exception The original exception or error response.
      * @param int   $code      The error code.
      */
-    public function __construct($api, mixed $exception, int $code)
+    public function __construct($api, $exception, int $code)
     {
         $error = $exception;
 

src/Efi/Request.php

@@ -170,7 +170,7 @@ private function checkCertificateExpiration(string $validToTime): void
      * @throws EfiException If there is an EFI Pay specific error.
      */
 
-    public function send(string $method, string $route, array $requestOptions): mixed
+    public function send(string $method, string $route, array $requestOptions)
     {
         try {
             $this->applyCertificateAndHeaders($requestOptions);
@@ -226,7 +226,7 @@ private function mergeHeaders(array $requestOptions, array $defaultHeaders): arr
      * @return mixed The processed response data.
      */
 
-    private function processResponse(mixed $response): mixed
+    private function processResponse($response)
     {
         $headersResponse = $response->getHeader('Content-Type');