<?php
/*
 *  GNUfault.org - GNUfault's website
 *  Copyright (C) 2026  Connor Thomson
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

define('ROOT', rtrim($_SERVER['DOCUMENT_ROOT'], '/') . '/');

require_once ROOT . '/php/user.php';

require_admin();

if ($_SERVER["REQUEST_METHOD"] != "POST") {
    header("Location: /admin/remove-user/");
    exit;
}

$username = isset($_POST['username']) ? $_POST['username'] : '';

try {
    $user = find_user($username);

    if (!$user) {
        echo "User not found.";
        exit;
    }

    $me = current_user();

    if ($me !== null && (int)$user['id'] === (int)$me['id']) {
        echo "You cannot remove yourself!";
        exit;
    }

    if ($user['status'] === 'admin') {
        echo "You cannot remove an admin, lower their status first!";
        exit;
    }

    $sql = "DELETE FROM users WHERE username = :username";

    query($sql, ['username' => $username]);
} catch (\PDOException $e) {
    echo "Error: " . $e->getMessage();
    exit;
}

header("Location: /admin/");

?>