<?php
class ControllerApiCoupon extends Controller {

    public function index() {
        $this->load->language('api/coupon');

        // Delete past coupon in case there is an error
        unset($this->session->data['coupon']);

        $json = array();

        if (!isset($this->session->data['api_id'])) {
            $json['error'] = $this->language->get('error_permission');
        } else {
            $this->load->model('extension/total/coupon');

            if (isset($this->request->post['coupon'])) {
                $coupon = $this->request->post['coupon'];
            } else {
                $coupon = '';
            }

            $coupon_info = $this->model_extension_total_coupon->getCoupon($coupon);

            if ($coupon_info) {
                $this->session->data['coupon'] = $this->request->post['coupon'];

                $json['success'] = $this->language->get('text_success');
            } else {
                $json['error'] = $this->language->get('error_coupon');
            }
        }

        if (isset($this->request->server['HTTP_ORIGIN'])) {
            $this->response->addHeader('Access-Control-Allow-Origin: ' . $this->request->server['HTTP_ORIGIN']);
            $this->response->addHeader('Access-Control-Allow-Methods: GET, PUT, POST, DELETE, OPTIONS');
            $this->response->addHeader('Access-Control-Max-Age: 1000');
            $this->response->addHeader('Access-Control-Allow-Headers: Content-Type, Authorization, X-Requested-With');
        }

        $this->response->addHeader('Content-Type: application/json');
        $this->response->setOutput(json_encode($json));
    }

}