notes app created with files backend

local/notes/write.php

@@ -0,0 +1,41 @@
+<?php
+$title = "";
+$note = "";
+switch ($_SERVER["REQUEST_METHOD"]) {
+case "GET":
+    if (isset($_GET["title"])) {
+        $title = $_GET["title"];
+        $note = file_get_contents("notesDir/" . base64_encode($title));
+    };
+    break;
+case "POST":
+    file_put_contents("notesDir/" . base64_encode($_POST["title"]), $_POST["note"]);
+    header("Location: .");
+    exit;
+}
+$_title = "Notes";
+$root = $_SERVER["DOCUMENT_ROOT"];
+require "$root/templates/header.php";
+?>
+<form method="post">
+    <input name="title" class="content" placeholder="Title" value="<?= $title ?>">
+    <button type="submit" class="content">Save</button>
+    <button class="">Delete</button><br><br>
+    <textarea name="note" class="note content" placeholder="Note"><?= $note ?></textarea>
+</form>
+<style>
+button {
+    padding: 5px 10px;
+}
+.content {
+    color: #ffffff;
+    background-color: #303030;
+}
+.note {
+    width: 98%;
+    height: 280px;
+}
+</style>
+<?php
+require "$root/templates/footer.php";
+?>