<?php
class ControllerExtensionPaymentPaymate extends Controller {
    public function index(): string {
        if (!isset($this->session->data['order_id'])) {
            return false;
        }

        if (!$this->config->get('payment_paymate_test')) {
            $data['action'] = 'https://www.paymate.com/PayMate/ExpressPayment';
        } else {
            $data['action'] = 'https://www.paymate.com.au/PayMate/TestExpressPayment';
        }

        // Orders
        $this->load->model('checkout/order');

        $order_info = $this->model_checkout_order->getOrder($this->session->data['order_id']);

        $data['mid'] = $this->config->get('payment_paymate_username');
        $data['amt'] = $this->currency->format($order_info['total'], $order_info['currency_code'], $order_info['currency_value'], false);
        $data['currency'] = $order_info['currency_code'];
        $data['ref'] = $order_info['order_id'];
        $data['pmt_sender_email'] = $order_info['email'];
        $data['pmt_contact_firstname'] = $order_info['payment_firstname'];
        $data['pmt_contact_surname'] = $order_info['payment_lastname'];
        $data['pmt_contact_phone'] = $order_info['telephone'];
        $data['pmt_country'] = $order_info['payment_iso_code_2'];
        $data['regindi_address1'] = $order_info['payment_address_1'];
        $data['regindi_address2'] = $order_info['payment_address_2'];
        $data['regindi_sub'] = $order_info['payment_city'];
        $data['regindi_state'] = $order_info['payment_zone'];
        $data['regindi_pcode'] = $order_info['payment_postcode'];
        $data['return'] = $this->url->link('extension/payment/paymate/callback', 'hash=' . md5($order_info['order_id'] . $this->currency->format($order_info['total'], $order_info['currency_code'], $order_info['currency_value'], false) . $order_info['currency_code'] . $this->config->get('payment_paymate_password')));

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

    public function callback(): void {
        $this->load->language('extension/payment/paymate');

        if (isset($this->request->post['ref'])) {
            $order_id = (int)$this->request->post['ref'];
        } else {
            $order_id = 0;
        }

        // Orders
        $this->load->model('checkout/order');

        $order_info = $this->model_checkout_order->getOrder($order_id);

        if ($order_info) {
            $error = '';

            if (!isset($this->request->post['responseCode']) || !isset($this->request->get['hash'])) {
                $error = $this->language->get('text_unable');
            } elseif ($this->request->get['hash'] != md5($order_info['order_id'] . $this->currency->format($this->request->post['paymentAmount'], $this->request->post['currency'], 1.0000000, false) . $this->request->post['currency'] . $this->config->get('payment_paymate_password'))) {
                $error = $this->language->get('text_unable');
            } elseif ($this->request->post['responseCode'] != 'PA' && $this->request->post['responseCode'] != 'PP') {
                $error = $this->language->get('text_declined');
            }
        } else {
            $error = $this->language->get('text_unable');
        }

        if ($error) {
            $data['breadcrumbs'] = [];

            $data['breadcrumbs'][] = [
                'text' => $this->language->get('text_home'),
                'href' => $this->url->link('common/home')
            ];

            $data['breadcrumbs'][] = [
                'text' => $this->language->get('text_basket'),
                'href' => $this->url->link('checkout/cart')
            ];

            $data['breadcrumbs'][] = [
                'text' => $this->language->get('text_checkout'),
                'href' => $this->url->link('checkout/checkout', '', true)
            ];

            $data['breadcrumbs'][] = [
                'text' => $this->language->get('text_failed'),
                'href' => $this->url->link('checkout/success')
            ];

            $data['text_message'] = sprintf($this->language->get('text_failed_message'), $error, $this->url->link('information/contact'));

            $data['continue'] = $this->url->link('common/home');

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

            $this->response->setOutput($this->load->view('common/success', $data));
        } else {
            $this->model_checkout_order->addOrderHistory($order_id, $this->config->get('payment_paymate_order_status_id'));

            $this->response->redirect($this->url->link('checkout/success'));
        }
    }
}