<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Создаёт заказ и отправляет покупателя на платёжную форму MONETA.Assistant.
 *
 * @package    paygw_moneta
 * @copyright  2026 Moneta Labs {@link https://moneta.ru/}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

use paygw_moneta\local\BuyerNotifier;
use paygw_moneta\local\GatewayConfigRepository;
use paygw_moneta\local\order\OrderFactory;
use paygw_moneta\local\order\TransactionRepository;
use paygw_moneta\local\PaymentFormPage;

require_once(__DIR__ . '/../../../config.php');

require_login();
require_sesskey();
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
    throw new moodle_exception('invalidrequest', 'error');
}

$component = required_param('component', PARAM_COMPONENT);
$paymentarea = required_param('paymentarea', PARAM_AREA);
$itemid = required_param('itemid', PARAM_INT);

$PAGE->set_context(context_system::instance());
$PAGE->set_url('/payment/gateway/moneta/pay.php');
$PAGE->set_pagelayout('popup');
$PAGE->set_title(get_string('confirmpayment', 'paygw_moneta'));
$PAGE->set_heading(get_string('confirmpayment', 'paygw_moneta'));

$config = (new GatewayConfigRepository())->forPayable($component, $paymentarea, $itemid);
$order = (new OrderFactory(new TransactionRepository()))->start(
    component: $component,
    paymentArea: $paymentarea,
    itemId: $itemid,
    user: $USER,
    config: $config,
    created: $created,
);

if ($created && $config->sendPaymentLink) {
    (new BuyerNotifier())->notifyPaymentLink($order);
}

echo $OUTPUT->header();
echo $OUTPUT->render_from_template('paygw_moneta/payment_form', PaymentFormPage::context($order, $config));
echo $OUTPUT->footer();