<?php
class ControllerExtensionPaymentWorldpay extends Controller {
    private $error = array();

    public function index() {
        $this->load->language('extension/payment/worldpay');

        $this->document->setTitle($this->language->get('heading_title'));

        $this->load->model('setting/setting');

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validate()) {
            $this->model_setting_setting->editSetting('worldpay', $this->request->post);

            $this->session->data['success'] = $this->language->get('text_success');

            $this->response->redirect($this->url->link('extension/extension', 'token=' . $this->session->data['token'] . '&type=payment', true));
        }

        $data['heading_title'] = $this->language->get('heading_title');

        $data['text_enabled'] = $this->language->get('text_enabled');
        $data['text_disabled'] = $this->language->get('text_disabled');
        $data['text_all_zones'] = $this->language->get('text_all_zones');
        $data['text_test'] = $this->language->get('text_test');
        $data['text_live'] = $this->language->get('text_live');
        $data['text_payment'] = $this->language->get('text_payment');
        $data['text_authenticate'] = $this->language->get('text_authenticate');

        $data['entry_service_key'] = $this->language->get('entry_service_key');
        $data['entry_client_key'] = $this->language->get('entry_client_key');
        $data['entry_total'] = $this->language->get('entry_total');
        $data['entry_order_status'] = $this->language->get('entry_order_status');
        $data['entry_geo_zone'] = $this->language->get('entry_geo_zone');
        $data['entry_status'] = $this->language->get('entry_status');
        $data['entry_sort_order'] = $this->language->get('entry_sort_order');
        $data['entry_debug'] = $this->language->get('entry_debug');
        $data['entry_card'] = $this->language->get('entry_card');
        $data['entry_secret_token'] = $this->language->get('entry_secret_token');
        $data['entry_webhook_url'] = $this->language->get('entry_webhook_url');
        $data['entry_cron_job_url'] = $this->language->get('entry_cron_job_url');
        $data['entry_last_cron_job_run'] = $this->language->get('entry_last_cron_job_run');

        $data['entry_success_status'] = $this->language->get('entry_success_status');
        $data['entry_failed_status'] = $this->language->get('entry_failed_status');
        $data['entry_settled_status'] = $this->language->get('entry_settled_status');
        $data['entry_refunded_status'] = $this->language->get('entry_refunded_status');
        $data['entry_partially_refunded_status'] = $this->language->get('entry_partially_refunded_status');
        $data['entry_charged_back_status'] = $this->language->get('entry_charged_back_status');
        $data['entry_information_requested_status'] = $this->language->get('entry_information_requested_status');
        $data['entry_information_supplied_status'] = $this->language->get('entry_information_supplied_status');
        $data['entry_chargeback_reversed_status'] = $this->language->get('entry_chargeback_reversed_status');

        $data['help_total'] = $this->language->get('help_total');
        $data['help_debug'] = $this->language->get('help_debug');
        $data['help_secret_token'] = $this->language->get('help_secret_token');
        $data['help_webhook_url'] = $this->language->get('help_webhook_url');
        $data['help_cron_job_url'] = $this->language->get('help_cron_job_url');

        $data['tab_settings'] = $this->language->get('tab_settings');
        $data['tab_order_status'] = $this->language->get('tab_order_status');

        $data['button_save'] = $this->language->get('button_save');
        $data['button_cancel'] = $this->language->get('button_cancel');

        if (isset($this->error['error_service_key'])) {
            $data['error_service_key'] = $this->error['error_service_key'];
        } else {
            $data['error_service_key'] = '';
        }

        if (isset($this->error['error_client_key'])) {
            $data['error_client_key'] = $this->error['error_client_key'];
        } else {
            $data['error_client_key'] = '';
        }

        $data['breadcrumbs'] = array();

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_home'),
            'href' => $this->url->link('common/dashboard', 'token=' . $this->session->data['token'], true)
        );

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('text_extension'),
            'href' => $this->url->link('extension/extension', 'token=' . $this->session->data['token'] . '&type=payment', true)
        );

        $data['breadcrumbs'][] = array(
            'text' => $this->language->get('heading_title'),
            'href' => $this->url->link('extension/payment/worldpay', 'token=' . $this->session->data['token'], true)
        );

        $data['action'] = $this->url->link('extension/payment/worldpay', 'token=' . $this->session->data['token'], true);

        $data['cancel'] = $this->url->link('extension/extension', 'token=' . $this->session->data['token'] . '&type=payment', true);

        if (isset($this->request->post['worldpay_service_key'])) {
            $data['worldpay_service_key'] = $this->request->post['worldpay_service_key'];
        } else {
            $data['worldpay_service_key'] = $this->config->get('worldpay_service_key');
        }

        if (isset($this->request->post['worldpay_client_key'])) {
            $data['worldpay_client_key'] = $this->request->post['worldpay_client_key'];
        } else {
            $data['worldpay_client_key'] = $this->config->get('worldpay_client_key');
        }

        if (isset($this->request->post['worldpay_total'])) {
            $data['worldpay_total'] = $this->request->post['worldpay_total'];
        } else {
            $data['worldpay_total'] = $this->config->get('worldpay_total');
        }

        if (isset($this->request->post['worldpay_card'])) {
            $data['worldpay_card'] = $this->request->post['worldpay_card'];
        } else {
            $data['worldpay_card'] = $this->config->get('worldpay_card');
        }

        if (isset($this->request->post['worldpay_order_status_id'])) {
            $data['worldpay_order_status_id'] = $this->request->post['worldpay_order_status_id'];
        } else {
            $data['worldpay_order_status_id'] = $this->config->get('worldpay_order_status_id');
        }

        $this->load->model('localisation/order_status');

        $data['order_statuses'] = $this->model_localisation_order_status->getOrderStatuses();

        if (isset($this->request->post['worldpay_geo_zone_id'])) {
            $data['worldpay_geo_zone_id'] = $this->request->post['worldpay_geo_zone_id'];
        } else {
            $data['worldpay_geo_zone_id'] = $this->config->get('worldpay_geo_zone_id');
        }

        $this->load->model('localisation/geo_zone');

        $data['geo_zones'] = $this->model_localisation_geo_zone->getGeoZones();

        if (isset($this->request->post['worldpay_status'])) {
            $data['worldpay_status'] = $this->request->post['worldpay_status'];
        } else {
            $data['worldpay_status'] = $this->config->get('worldpay_status');
        }

        if (isset($this->request->post['worldpay_debug'])) {
            $data['worldpay_debug'] = $this->request->post['worldpay_debug'];
        } else {
            $data['worldpay_debug'] = $this->config->get('worldpay_debug');
        }

        if (isset($this->request->post['worldpay_sort_order'])) {
            $data['worldpay_sort_order'] = $this->request->post['worldpay_sort_order'];
        } else {
            $data['worldpay_sort_order'] = $this->config->get('worldpay_sort_order');
        }

        if (isset($this->request->post['worldpay_secret_token'])) {
            $data['worldpay_secret_token'] = $this->request->post['worldpay_secret_token'];
        } elseif ($this->config->get('worldpay_secret_token')) {
            $data['worldpay_secret_token'] = $this->config->get('worldpay_secret_token');
        } else {
            $data['worldpay_secret_token'] = sha1(uniqid(mt_rand(), 1));
        }

        $data['worldpay_webhook_url'] = HTTPS_CATALOG . 'index.php?route=extension/payment/worldpay/webhook&token=' . $data['worldpay_secret_token'];

        $data['worldpay_cron_job_url'] = HTTPS_CATALOG . 'index.php?route=extension/payment/worldpay/cron&token=' . $data['worldpay_secret_token'];

        if ($this->config->get('worldpay_last_cron_job_run')) {
            $data['worldpay_last_cron_job_run'] = $this->config->get('worldpay_last_cron_job_run');
        } else {
            $data['worldpay_last_cron_job_run'] = '';
        }

        $this->load->model('localisation/geo_zone');

        $data['geo_zones'] = $this->model_localisation_geo_zone->getGeoZones();

        $this->load->model('localisation/order_status');

        $data['order_statuses'] = $this->model_localisation_order_status->getOrderStatuses();

        if (isset($this->request->post['worldpay_entry_success_status_id'])) {
            $data['worldpay_entry_success_status_id'] = $this->request->post['worldpay_entry_success_status_id'];
        } else {
            $data['worldpay_entry_success_status_id'] = $this->config->get('worldpay_entry_success_status_id');
        }

        if (isset($this->request->post['worldpay_entry_failed_status_id'])) {
            $data['worldpay_entry_failed_status_id'] = $this->request->post['worldpay_entry_failed_status_id'];
        } else {
            $data['worldpay_entry_failed_status_id'] = $this->config->get('worldpay_entry_failed_status_id');
        }

        if (isset($this->request->post['worldpay_entry_settled_status_id'])) {
            $data['worldpay_entry_settled_status_id'] = $this->request->post['worldpay_entry_settled_status_id'];
        } else {
            $data['worldpay_entry_settled_status_id'] = $this->config->get('worldpay_entry_settled_status_id');
        }

        if (isset($this->request->post['worldpay_refunded_status_id'])) {
            $data['worldpay_refunded_status_id'] = $this->request->post['worldpay_refunded_status_id'];
        } else {
            $data['worldpay_refunded_status_id'] = $this->config->get('worldpay_refunded_status_id');
        }

        if (isset($this->request->post['worldpay_entry_partially_refunded_status_id'])) {
            $data['worldpay_entry_partially_refunded_status_id'] = $this->request->post['worldpay_entry_partially_refunded_status_id'];
        } else {
            $data['worldpay_entry_partially_refunded_status_id'] = $this->config->get('worldpay_entry_partially_refunded_status_id');
        }

        if (isset($this->request->post['worldpay_entry_charged_back_status_id'])) {
            $data['worldpay_entry_charged_back_status_id'] = $this->request->post['worldpay_entry_charged_back_status_id'];
        } else {
            $data['worldpay_entry_charged_back_status_id'] = $this->config->get('worldpay_entry_charged_back_status_id');
        }

        if (isset($this->request->post['worldpay_entry_information_requested_status_id'])) {
            $data['worldpay_entry_information_requested_status_id'] = $this->request->post['worldpay_entry_information_requested_status_id'];
        } else {
            $data['worldpay_entry_information_requested_status_id'] = $this->config->get('worldpay_entry_information_requested_status_id');
        }

        if (isset($this->request->post['worldpay_entry_information_supplied_status_id'])) {
            $data['worldpay_entry_information_supplied_status_id'] = $this->request->post['worldpay_entry_information_supplied_status_id'];
        } else {
            $data['worldpay_entry_information_supplied_status_id'] = $this->config->get('worldpay_entry_information_supplied_status_id');
        }

        if (isset($this->request->post['worldpay_entry_chargeback_reversed_status_id'])) {
            $data['worldpay_entry_chargeback_reversed_status_id'] = $this->request->post['worldpay_entry_chargeback_reversed_status_id'];
        } else {
            $data['worldpay_entry_chargeback_reversed_status_id'] = $this->config->get('worldpay_entry_chargeback_reversed_status_id');
        }

        $data['header'] = $this->load->controller('common/header');
        $data['column_left'] = $this->load->controller('common/column_left');
        $data['footer'] = $this->load->controller('common/footer');

        $this->response->setOutput($this->load->view('extension/payment/worldpay', $data));
    }

    public function install() {
        $this->load->model('extension/payment/worldpay');
        $this->model_extension_payment_worldpay->install();
    }

    public function uninstall() {
        $this->load->model('extension/payment/worldpay');
        $this->model_extension_payment_worldpay->uninstall();
    }

    public function order() {

        if ($this->config->get('worldpay_status')) {

            $this->load->model('extension/payment/worldpay');

            $worldpay_order = $this->model_extension_payment_worldpay->getOrder($this->request->get['order_id']);

            if (!empty($worldpay_order)) {
                $this->load->language('extension/payment/worldpay');

                $worldpay_order['total_released'] = $this->model_extension_payment_worldpay->getTotalReleased($worldpay_order['worldpay_order_id']);

                $worldpay_order['total_formatted'] = $this->currency->format($worldpay_order['total'], $worldpay_order['currency_code'], false);
                $worldpay_order['total_released_formatted'] = $this->currency->format($worldpay_order['total_released'], $worldpay_order['currency_code'], false);

                $data['worldpay_order'] = $worldpay_order;

                $data['text_payment_info'] = $this->language->get('text_payment_info');
                $data['text_order_ref'] = $this->language->get('text_order_ref');
                $data['text_order_total'] = $this->language->get('text_order_total');
                $data['text_total_released'] = $this->language->get('text_total_released');
                $data['text_release_status'] = $this->language->get('text_release_status');
                $data['text_void_status'] = $this->language->get('text_void_status');
                $data['text_refund_status'] = $this->language->get('text_refund_status');
                $data['text_transactions'] = $this->language->get('text_transactions');
                $data['text_yes'] = $this->language->get('text_yes');
                $data['text_no'] = $this->language->get('text_no');
                $data['text_column_amount'] = $this->language->get('text_column_amount');
                $data['text_column_type'] = $this->language->get('text_column_type');
                $data['text_column_date_added'] = $this->language->get('text_column_date_added');
                $data['button_release'] = $this->language->get('button_release');
                $data['button_refund'] = $this->language->get('button_refund');
                $data['button_void'] = $this->language->get('button_void');
                $data['text_confirm_void'] = $this->language->get('text_confirm_void');
                $data['text_confirm_release'] = $this->language->get('text_confirm_release');
                $data['text_confirm_refund'] = $this->language->get('text_confirm_refund');

                $data['order_id'] = $this->request->get['order_id'];
                $data['token'] = $this->request->get['token'];

                return $this->load->view('extension/payment/worldpay_order', $data);
            }
        }
    }

    public function refund() {
        $this->load->language('extension/payment/worldpay');
        $json = array();

        if (isset($this->request->post['order_id']) && !empty($this->request->post['order_id'])) {
            $this->load->model('extension/payment/worldpay');

            $worldpay_order = $this->model_extension_payment_worldpay->getOrder($this->request->post['order_id']);

            $refund_response = $this->model_extension_payment_worldpay->refund($this->request->post['order_id'], $this->request->post['amount']);

            $this->model_extension_payment_worldpay->logger('Refund result: ' . print_r($refund_response, 1));

            if ($refund_response['status'] == 'success') {
                $this->model_extension_payment_worldpay->addTransaction($worldpay_order['worldpay_order_id'], 'refund', $this->request->post['amount'] * -1);

                $total_refunded = $this->model_extension_payment_worldpay->getTotalRefunded($worldpay_order['worldpay_order_id']);
                $total_released = $this->model_extension_payment_worldpay->getTotalReleased($worldpay_order['worldpay_order_id']);

                $this->model_extension_payment_worldpay->updateRefundStatus($worldpay_order['worldpay_order_id'], 1);

                $json['msg'] = $this->language->get('text_refund_ok_order');
                $json['data'] = array();
                $json['data']['created'] = date("Y-m-d H:i:s");
                $json['data']['amount'] = $this->currency->format(($this->request->post['amount'] * -1), $worldpay_order['currency_code'], false);
                $json['data']['total_released'] = $this->currency->format($total_released, $worldpay_order['currency_code'], false);
                $json['data']['total_refund'] = $this->currency->format($total_refunded, $worldpay_order['currency_code'], false);
                $json['data']['refund_status'] = 1;
                $json['error'] = false;
            } else {
                $json['error'] = true;
                $json['msg'] = isset($refund_response['message']) && !empty($refund_response['message']) ? (string)$refund_response['message'] : 'Unable to refund';
            }
        } else {
            $json['error'] = true;
            $json['msg'] = 'Missing data';
        }

        $this->response->setOutput(json_encode($json));
    }

    protected function validate() {
        if (!$this->user->hasPermission('modify', 'extension/payment/worldpay')) {
            $this->error['warning'] = $this->language->get('error_permission');
        }

        if (!$this->request->post['worldpay_service_key']) {
            $this->error['error_service_key'] = $this->language->get('error_service_key');
        }

        if (!$this->request->post['worldpay_client_key']) {
            $this->error['error_client_key'] = $this->language->get('error_client_key');
        }

        return !$this->error;
    }

}