<?php require 'inc/header.php'; ?>



<?php
    if (!empty($_POST)) {

        $errors = array();
        require_once 'inc/dp.php';

        if (empty($_POST['username']) || !preg_match('/^[a-zA-Z0-9_]+$/', $_POST['username'])) {
            $errors['username'] = "Votre pseudo n'est pas valide (alphanumérique) !";
        } else {
            $req = $pdo->prepare('SELECT id FROM users WHERE username = ?');
            $req->execute([$_POST['username']]);
            $user = $req->fetch();

            if($user){
                $errors = "Ce pseudo est déjà pris 😞";
            }
        }

        if (empty($_POST['email']) || !filter_var($_POST['email'], FILTER_VALIDATE_EMAIL)) {
            $errors['email'] = "Votre email n'est pas valide (test@example.com) !";
        } else {
            $req = $pdo->prepare('SELECT id FROM users WHERE email = ?');
            $req->execute([$_POST['email']]);
            $user = $req->fetch();

            if ($user) {
                $errors = "Cette e-mail est déjà utilisée pour un autre compte";
            }
        }

        if (empty($_POST['password']) || $_POST['password'] != $_POST['password_confirm']) {
            $errors['password'] = "Vous devez entrer un mot de passe valide (identique)";
        }

        if (empty($errors)) {


            $req = $pdo->prepare("INSERT INTO users SET username = ?, password = ?, email = ?");
            $password = password_hash($_POST['password'], PASSWORD_BCRYPT);
            $req->execute([$_POST['username'], $password, $_POST['email']]);
        }

    }
?>

    <h1>S'inscire</h1>

    <?php if(!empty($errors)): ?>
    <div class="alert alert-danger">
        <p>Vous n'avez pas remplis correctement le formulaire</p>

        <ul>
        <?php foreach($errors as $error): ?>
            <li><?= $error; ?></li>
        <?php endforeach;?>
        </ul>

    </div>
    <?php endif; ?>

    <form action="#" method="POST">
        <div class="form-group">
            <label for="">Pseudo</label>
            <input type="text" name="username" class="form-control"/>
        </div>

        <div class="form-group">
            <label for="">Email</label>
            <input type="text" name="email" class="form-control"/>
        </div>

        <div class="form-group">
            <label for="">Mot de passe</label>
            <input type="password" name="password" class="form-control"/>
        </div>

        <div class="form-group">
            <label for="">Confirmez votre mot de passe</label>
            <input type="password" name="password_confirm" class="form-control"/>
        </div>

        <button type="submit" class="btn btn-primary">Envoyer</button>
    </form>

<?php require 'inc/footer.php'; ?>