<?php
include_once 'userManager.php';

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $username = $_POST['username'] ?? '';

    $email = $username . "@smail.de"; 
    
    $userManager = new UserManager();

    $exists = $userManager->findUserByEmail($email);

    echo json_encode(['exists' => $exists]);
}
?>