<?php
/***************************************************************************
*                                                                          *
*   (c) 2004 Vladimir V. Kalynyak, Alexey V. Vinokurov, Ilya M. Shalnev    *
*                                                                          *
* This  is  commercial  software,  only  users  who have purchased a valid *
* license  and  accept  to the terms of the  License Agreement can install *
* and use this program.                                                    *
*                                                                          *
****************************************************************************
* PLEASE READ THE FULL TEXT  OF THE SOFTWARE  LICENSE   AGREEMENT  IN  THE *
* "copyright.txt" FILE PROVIDED WITH THIS DISTRIBUTION PACKAGE.            *
****************************************************************************/

namespace Tygh\Api\Entities;

use Tygh\Registry;
use Tygh\Api\AEntity;
use Tygh\Api\Response;

class Payments extends AEntity
{

    public function index($id = 0, $params = [])
    {
        $lang_code = $this->getLanguageCode($params);

        if (!empty($id)) {
            $data = fn_get_payment_method_data($id, $lang_code);

            if (empty($data)) {
                $status = Response::STATUS_NOT_FOUND;
            } else {
                $status = Response::STATUS_OK;
            }

        } else {
            $items_per_page = $this->safeGet($params, 'items_per_page', Registry::get('settings.Appearance.admin_elements_per_page'));
            $page = $this->safeGet($params, 'page', 1);

            $data = fn_get_payments($lang_code);
            $total_items_count = count($data);

            if ($items_per_page) {
                $data = array_slice($data, ($page - 1) * $items_per_page, $items_per_page);
            }

            $data = [
                'payments' => $data,
                'params'   => [
                    'items_per_page' => $items_per_page,
                    'page'           => $page,
                    'total_items'    => $total_items_count,
                ],
            ];

            $status = Response::STATUS_OK;
        }

        return [
            'status' => $status,
            'data'   => $data
        ];
    }

    public function create($params)
    {
        $status = Response::STATUS_BAD_REQUEST;
        $data = array();

        $this->correctCompanyID($params);

        unset($params['payment_id']);

        if (!empty($params['payment'])) {

            $payment_id = fn_update_payment($params, 0);

            if ($payment_id) {
                $status = Response::STATUS_CREATED;
                $data = array(
                    'payment_id' => $payment_id,
                );
            }
        } else {
            $data['message'] = __('api_required_field', array(
                '[field]' => 'payment'
            ));
        }

        return array(
            'status' => $status,
            'data' => $data
        );
    }

    public function update($id, $params)
    {
        $status = Response::STATUS_BAD_REQUEST;
        $data = array();

        $lang_code = $this->getLanguageCode($params);

        if (isset($params['processor_params']['certificate_filename']) && !$params['processor_params']['certificate_filename']) {
            fn_rm(Registry::get('config.dir.certificates') . $id);
        }

        if (isset($params['processor_params']['certificate_key_filename']) && !$params['processor_params']['certificate_key_filename']) {
            fn_rm(Registry::get('config.dir.certificate_keys') . $id);
        }

        $this->correctCompanyID($params);

        unset($params['payment_id']);

        $payment_id = fn_update_payment($params, $id, $lang_code);

        if ($payment_id) {
            $status = Response::STATUS_OK;
            $data = array(
                'payment_id' => $payment_id
            );
        }

        return array(
            'status' => $status,
            'data' => $data
        );
    }

    public function delete($id)
    {
        $data = array();
        $status = Response::STATUS_NOT_FOUND;

        if (fn_delete_payment($id)) {
            $status = Response::STATUS_NO_CONTENT;
        }

        return array(
            'status' => $status,
            'data' => $data
        );
    }

    public function privileges()
    {
        return array(
            'create' => 'manage_payments',
            'update' => 'manage_payments',
            'delete' => 'manage_payments',
            'index'  => 'view_payments'
        );
    }

    public function correctCompanyID(&$params)
    {
        if (fn_allowed_for('ULTIMATE')) {
            if (empty($params['company_id'])) {
                $params['company_id'] = fn_get_default_company_id();
            }
        } elseif (fn_allowed_for('MULTIVENDOR')) {
            $params['company_id'] = 0;
        }
    }
}
