From 1a112ab14becaf6d41cd34c176cbe563d4ca9742 Mon Sep 17 00:00:00 2001
From: "David T. Sadler" <davidtsadler@googlemail.com>
Date: Mon, 18 Oct 2021 21:15:18 +0100
Subject: Implement session management

---
 src/DTS/Session.php | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 src/DTS/Session.php

(limited to 'src/DTS/Session.php')

diff --git a/src/DTS/Session.php b/src/DTS/Session.php
new file mode 100644
index 0000000..956f4e5
--- /dev/null
+++ b/src/DTS/Session.php
@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DTS;
+
+class Session
+{
+    private static ?self $instance = null;
+
+    private array $session;
+
+    public static function getInstance()
+    {
+        if (!self::$instance) {
+            self::$instance = new self();
+        }
+
+        return self::$instance;
+    }
+
+    private function __construct()
+    {
+        session_start();
+
+        foreach ($_SESSION as $key => $value) {
+            $this->session[$key] = $value;
+            unset($_SESSION[$key]);
+        }
+    }
+
+    public function set(string $key, string $value): void
+    {
+        $this->session[$key] = $_SESSION[$key] = $value;
+    }
+
+    public function get(string $key): ?string
+    {
+        return $this->session[$key] ?? null;
+    }
+}
-- 
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