wip: booking process

src/BusProNet/Model/Notification.php

@@ -1,7 +1,16 @@
 <?php
 
+declare(strict_types=1);
+
 namespace App\BusProNet\Model;
 
+/**
+ * Represents a notification with code and message information.
+ *
+ * This class handles notification data including error codes and messages
+ * for API response handling. It provides methods to determine if the
+ * notification represents an error condition.
+ */
 class Notification
 {
     public function __construct(int $code, string $message)
@@ -13,6 +22,14 @@ class Notification
     public ?int $code;
     public ?string $message;
 
+    /**
+     * Determines if the notification represents an error.
+     *
+     * Returns true if the notification code is not 650 (success code).
+     * Code 650 is used for successful operations in the BusProNet API.
+     *
+     * @return bool True if the notification is an error, false otherwise
+     */
     public function isError(): bool
     {
         return 650 !== $this->code;