fixed up session class

src/Session.php

@@ -4,20 +4,26 @@ class Session {
     private $session;
 
     public function __construct() {
-        session_start();
-        if (!isset($_SESSION['token'])) {
-            $this->setToken();
-            $this->session['messages'] = [];
-        } else {
-            $this->session = $_SESSION;
+        if (session_status() === PHP_SESSION_NONE) {
+            session_start();
+        }
+        $this->session = &$_SESSION; // Reference $_SESSION to keep them in sync
+        if (!isset($this->session['token'])) {
+            $this->setToken();
+        }
+        if (!isset($this->session['messages'])) {
+            $this->session['messages'] = []; // Always ensure messages is an array
+        }
+        if (!isset($this->session['formData'])) {
+            $this->session['formData'] = []; // Initialize formData
+        }
+        if (!isset($this->session['errors'])) {
+            $this->session['errors'] = []; // Initialize errors
         }
-        
     }
 
     public function setToken() {
-        if (!isset($this->session['token'])) {
-            $this->session['token'] = bin2hex(random_bytes(32));
-        }
+        $this->session['token'] = bin2hex(random_bytes(32));
     }
 
     public function set($key, $value) {
@@ -45,13 +51,13 @@ class Session {
     }
 
     public function write() {
-        $_SESSION = $this->session;
+        // No need to assign to $_SESSION since $this->session is a reference
         session_write_close();
     }
 
     public function kill() {
+        $this->session = [];
         $_SESSION = [];
         session_destroy();
     }
-
 }