<?php 
session_start();
include 'db_connect.php';

$user_id = $_SESSION['user_id'];


if ($_SERVER['REQUEST_METHOD'] == "POST"){
    $username = $_POST['username'];
    
    $stmt = $pdo->prepare("UPDATE users SET username = :username WHERE id = :user_id");
    $stmt->execute([':username'=> $username,
                    ':user_id' => $user_id]);

    header("Location: index.php");
    exit();
}


?>