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<?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/>.
/**
* This file contains the \core_payment\local\local\callback\service_provider interface.
*
* Plugins should implement this if they use payment subsystem.
*
* @package core_payment
* @copyright 2020 Shamim Rezaie <shamim@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace core_payment\local\callback;
/**
* The service_provider interface for plugins to provide callbacks which are needed by the payment subsystem.
*
* @copyright 2020 Shamim Rezaie <shamim@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
interface service_provider {
/**
* @param string $paymentarea
* @param int $itemid An identifier that is known to the plugin
* @return \core_payment\local\entities\payable
*/
public static function get_payable(string $paymentarea, int $itemid): \core_payment\local\entities\payable;
/**
* @param string $paymentarea
* @param int $itemid An identifier that is known to the plugin
* @param int $paymentid payment id as inserted into the 'payments' table, if needed for reference
* @param int $userid The userid the order is going to deliver to
*
* @return bool Whether successful or not
*/
public static function deliver_order(string $paymentarea, int $itemid, int $paymentid, int $userid): bool;
}