module shop, flash message

kernel/Flash.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace kernel;
+
+use Josantonius\Session\Facades\Session;
+
+class Flash
+{
+
+    public static function setMessage(string $type, string $msg): void
+    {
+        Session::start();
+        Session::set($type, $msg);
+    }
+
+    public static function getMessage(string $type): string
+    {
+        $msg = Session::get($type, false);
+        Session::remove($type);
+
+        return $msg;
+    }
+
+    public static function hasMessage(string $type): bool
+    {
+        return Session::has($type);
+    }
+
+}