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

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

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

        $this->load->model('marketing/coupon');

        $this->getList();
    }

    public function add() {
        $this->load->language('marketing/coupon');

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

        $this->load->model('marketing/coupon');

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
            $this->model_marketing_coupon->addCoupon($this->request->post);

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

            $url = '';

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            $this->response->redirect($this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url, true));
        }

        $this->getForm();
    }

    public function edit() {
        $this->load->language('marketing/coupon');

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

        $this->load->model('marketing/coupon');

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
            $this->model_marketing_coupon->editCoupon($this->request->get['coupon_id'], $this->request->post);

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

            $url = '';

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            $this->response->redirect($this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url, true));
        }

        $this->getForm();
    }

    public function delete() {
        $this->load->language('marketing/coupon');

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

        $this->load->model('marketing/coupon');

        if (isset($this->request->post['selected']) && $this->validateDelete()) {
            foreach ($this->request->post['selected'] as $coupon_id) {
                $this->model_marketing_coupon->deleteCoupon($coupon_id);
            }

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

            $url = '';

            if (isset($this->request->get['sort'])) {
                $url .= '&sort=' . $this->request->get['sort'];
            }

            if (isset($this->request->get['order'])) {
                $url .= '&order=' . $this->request->get['order'];
            }

            if (isset($this->request->get['page'])) {
                $url .= '&page=' . $this->request->get['page'];
            }

            $this->response->redirect($this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url, true));
        }

        $this->getList();
    }

    protected function getList() {
        if (isset($this->request->get['sort'])) {
            $sort = $this->request->get['sort'];
        } else {
            $sort = 'name';
        }

        if (isset($this->request->get['order'])) {
            $order = $this->request->get['order'];
        } else {
            $order = 'ASC';
        }

        if (isset($this->request->get['page'])) {
            $page = $this->request->get['page'];
        } else {
            $page = 1;
        }

        $url = '';

        if (isset($this->request->get['sort'])) {
            $url .= '&sort=' . $this->request->get['sort'];
        }

        if (isset($this->request->get['order'])) {
            $url .= '&order=' . $this->request->get['order'];
        }

        if (isset($this->request->get['page'])) {
            $url .= '&page=' . $this->request->get['page'];
        }

        $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('heading_title'),
            'href' => $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url, true)
        );

        $data['add'] = $this->url->link('marketing/coupon/add', 'token=' . $this->session->data['token'] . $url, true);
        $data['delete'] = $this->url->link('marketing/coupon/delete', 'token=' . $this->session->data['token'] . $url, true);

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

        $filter_data = array(
            'sort'  => $sort,
            'order' => $order,
            'start' => ($page - 1) * $this->config->get('config_limit_admin'),
            'limit' => $this->config->get('config_limit_admin')
        );

        $coupon_total = $this->model_marketing_coupon->getTotalCoupons();

        $results = $this->model_marketing_coupon->getCoupons($filter_data);

        foreach ($results as $result) {
            $data['coupons'][] = array(
                'coupon_id'  => $result['coupon_id'],
                'name'       => $result['name'],
                'code'       => $result['code'],
                'discount'   => $result['discount'],
                'date_start' => date($this->language->get('date_format_short'), strtotime($result['date_start'])),
                'date_end'   => date($this->language->get('date_format_short'), strtotime($result['date_end'])),
                'status'     => ($result['status'] ? $this->language->get('text_enabled') : $this->language->get('text_disabled')),
                'edit'       => $this->url->link('marketing/coupon/edit', 'token=' . $this->session->data['token'] . '&coupon_id=' . $result['coupon_id'] . $url, true)
            );
        }

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

        $data['text_list'] = $this->language->get('text_list');
        $data['text_no_results'] = $this->language->get('text_no_results');
        $data['text_confirm'] = $this->language->get('text_confirm');

        $data['column_name'] = $this->language->get('column_name');
        $data['column_code'] = $this->language->get('column_code');
        $data['column_discount'] = $this->language->get('column_discount');
        $data['column_date_start'] = $this->language->get('column_date_start');
        $data['column_date_end'] = $this->language->get('column_date_end');
        $data['column_status'] = $this->language->get('column_status');
        $data['column_action'] = $this->language->get('column_action');

        $data['button_add'] = $this->language->get('button_add');
        $data['button_edit'] = $this->language->get('button_edit');
        $data['button_delete'] = $this->language->get('button_delete');

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

        if (isset($this->session->data['success'])) {
            $data['success'] = $this->session->data['success'];

            unset($this->session->data['success']);
        } else {
            $data['success'] = '';
        }

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

        $url = '';

        if ($order == 'ASC') {
            $url .= '&order=DESC';
        } else {
            $url .= '&order=ASC';
        }

        if (isset($this->request->get['page'])) {
            $url .= '&page=' . $this->request->get['page'];
        }

        $data['sort_name'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . '&sort=name' . $url, true);
        $data['sort_code'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . '&sort=code' . $url, true);
        $data['sort_discount'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . '&sort=discount' . $url, true);
        $data['sort_date_start'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . '&sort=date_start' . $url, true);
        $data['sort_date_end'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . '&sort=date_end' . $url, true);
        $data['sort_status'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . '&sort=status' . $url, true);

        $url = '';

        if (isset($this->request->get['sort'])) {
            $url .= '&sort=' . $this->request->get['sort'];
        }

        if (isset($this->request->get['order'])) {
            $url .= '&order=' . $this->request->get['order'];
        }

        $pagination = new Pagination();
        $pagination->total = $coupon_total;
        $pagination->page = $page;
        $pagination->limit = $this->config->get('config_limit_admin');
        $pagination->url = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url . '&page={page}', true);

        $data['pagination'] = $pagination->render();

        $data['results'] = sprintf($this->language->get('text_pagination'), ($coupon_total) ? (($page - 1) * $this->config->get('config_limit_admin')) + 1 : 0, ((($page - 1) * $this->config->get('config_limit_admin')) > ($coupon_total - $this->config->get('config_limit_admin'))) ? $coupon_total : ((($page - 1) * $this->config->get('config_limit_admin')) + $this->config->get('config_limit_admin')), $coupon_total, ceil($coupon_total / $this->config->get('config_limit_admin')));

        $data['sort'] = $sort;
        $data['order'] = $order;

        $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('marketing/coupon_list', $data));
    }

    protected function getForm() {
        $data['heading_title'] = $this->language->get('heading_title');

        $data['text_form'] = !isset($this->request->get['coupon_id']) ? $this->language->get('text_add') : $this->language->get('text_edit');
        $data['text_enabled'] = $this->language->get('text_enabled');
        $data['text_disabled'] = $this->language->get('text_disabled');
        $data['text_yes'] = $this->language->get('text_yes');
        $data['text_no'] = $this->language->get('text_no');
        $data['text_percent'] = $this->language->get('text_percent');
        $data['text_amount'] = $this->language->get('text_amount');

        $data['entry_name'] = $this->language->get('entry_name');
        $data['entry_description'] = $this->language->get('entry_description');
        $data['entry_code'] = $this->language->get('entry_code');
        $data['entry_discount'] = $this->language->get('entry_discount');
        $data['entry_logged'] = $this->language->get('entry_logged');
        $data['entry_shipping'] = $this->language->get('entry_shipping');
        $data['entry_type'] = $this->language->get('entry_type');
        $data['entry_total'] = $this->language->get('entry_total');
        $data['entry_category'] = $this->language->get('entry_category');
        $data['entry_product'] = $this->language->get('entry_product');
        $data['entry_date_start'] = $this->language->get('entry_date_start');
        $data['entry_date_end'] = $this->language->get('entry_date_end');
        $data['entry_uses_total'] = $this->language->get('entry_uses_total');
        $data['entry_uses_customer'] = $this->language->get('entry_uses_customer');
        $data['entry_status'] = $this->language->get('entry_status');

        $data['help_code'] = $this->language->get('help_code');
        $data['help_type'] = $this->language->get('help_type');
        $data['help_logged'] = $this->language->get('help_logged');
        $data['help_total'] = $this->language->get('help_total');
        $data['help_category'] = $this->language->get('help_category');
        $data['help_product'] = $this->language->get('help_product');
        $data['help_uses_total'] = $this->language->get('help_uses_total');
        $data['help_uses_customer'] = $this->language->get('help_uses_customer');

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

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

        $data['token'] = $this->session->data['token'];

        if (isset($this->request->get['coupon_id'])) {
            $data['coupon_id'] = $this->request->get['coupon_id'];
        } else {
            $data['coupon_id'] = 0;
        }

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

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

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

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

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

        $url = '';

        if (isset($this->request->get['page'])) {
            $url .= '&page=' . $this->request->get['page'];
        }

        if (isset($this->request->get['sort'])) {
            $url .= '&sort=' . $this->request->get['sort'];
        }

        if (isset($this->request->get['order'])) {
            $url .= '&order=' . $this->request->get['order'];
        }

        $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('heading_title'),
            'href' => $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url, true)
        );

        if (!isset($this->request->get['coupon_id'])) {
            $data['action'] = $this->url->link('marketing/coupon/add', 'token=' . $this->session->data['token'] . $url, true);
        } else {
            $data['action'] = $this->url->link('marketing/coupon/edit', 'token=' . $this->session->data['token'] . '&coupon_id=' . $this->request->get['coupon_id'] . $url, true);
        }

        $data['cancel'] = $this->url->link('marketing/coupon', 'token=' . $this->session->data['token'] . $url, true);

        if (isset($this->request->get['coupon_id']) && (!$this->request->server['REQUEST_METHOD'] != 'POST')) {
            $coupon_info = $this->model_marketing_coupon->getCoupon($this->request->get['coupon_id']);
        }

        if (isset($this->request->post['name'])) {
            $data['name'] = $this->request->post['name'];
        } elseif (!empty($coupon_info)) {
            $data['name'] = $coupon_info['name'];
        } else {
            $data['name'] = '';
        }

        if (isset($this->request->post['code'])) {
            $data['code'] = $this->request->post['code'];
        } elseif (!empty($coupon_info)) {
            $data['code'] = $coupon_info['code'];
        } else {
            $data['code'] = '';
        }

        if (isset($this->request->post['type'])) {
            $data['type'] = $this->request->post['type'];
        } elseif (!empty($coupon_info)) {
            $data['type'] = $coupon_info['type'];
        } else {
            $data['type'] = '';
        }

        if (isset($this->request->post['discount'])) {
            $data['discount'] = $this->request->post['discount'];
        } elseif (!empty($coupon_info)) {
            $data['discount'] = $coupon_info['discount'];
        } else {
            $data['discount'] = '';
        }

        if (isset($this->request->post['logged'])) {
            $data['logged'] = $this->request->post['logged'];
        } elseif (!empty($coupon_info)) {
            $data['logged'] = $coupon_info['logged'];
        } else {
            $data['logged'] = '';
        }

        if (isset($this->request->post['shipping'])) {
            $data['shipping'] = $this->request->post['shipping'];
        } elseif (!empty($coupon_info)) {
            $data['shipping'] = $coupon_info['shipping'];
        } else {
            $data['shipping'] = '';
        }

        if (isset($this->request->post['total'])) {
            $data['total'] = $this->request->post['total'];
        } elseif (!empty($coupon_info)) {
            $data['total'] = $coupon_info['total'];
        } else {
            $data['total'] = '';
        }

        if (isset($this->request->post['coupon_product'])) {
            $products = $this->request->post['coupon_product'];
        } elseif (isset($this->request->get['coupon_id'])) {
            $products = $this->model_marketing_coupon->getCouponProducts($this->request->get['coupon_id']);
        } else {
            $products = array();
        }

        $this->load->model('catalog/product');

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

        foreach ($products as $product_id) {
            $product_info = $this->model_catalog_product->getProduct($product_id);

            if ($product_info) {
                $data['coupon_product'][] = array(
                    'product_id' => $product_info['product_id'],
                    'name'       => $product_info['name']
                );
            }
        }

        if (isset($this->request->post['coupon_category'])) {
            $categories = $this->request->post['coupon_category'];
        } elseif (isset($this->request->get['coupon_id'])) {
            $categories = $this->model_marketing_coupon->getCouponCategories($this->request->get['coupon_id']);
        } else {
            $categories = array();
        }

        $this->load->model('catalog/category');

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

        foreach ($categories as $category_id) {
            $category_info = $this->model_catalog_category->getCategory($category_id);

            if ($category_info) {
                $data['coupon_category'][] = array(
                    'category_id' => $category_info['category_id'],
                    'name'        => ($category_info['path'] ? $category_info['path'] . ' &gt; ' : '') . $category_info['name']
                );
            }
        }

        if (isset($this->request->post['date_start'])) {
            $data['date_start'] = $this->request->post['date_start'];
        } elseif (!empty($coupon_info)) {
            $data['date_start'] = ($coupon_info['date_start'] != '0000-00-00' ? $coupon_info['date_start'] : '');
        } else {
            $data['date_start'] = date('Y-m-d', time());
        }

        if (isset($this->request->post['date_end'])) {
            $data['date_end'] = $this->request->post['date_end'];
        } elseif (!empty($coupon_info)) {
            $data['date_end'] = ($coupon_info['date_end'] != '0000-00-00' ? $coupon_info['date_end'] : '');
        } else {
            $data['date_end'] = date('Y-m-d', strtotime('+1 month'));
        }

        if (isset($this->request->post['uses_total'])) {
            $data['uses_total'] = $this->request->post['uses_total'];
        } elseif (!empty($coupon_info)) {
            $data['uses_total'] = $coupon_info['uses_total'];
        } else {
            $data['uses_total'] = 1;
        }

        if (isset($this->request->post['uses_customer'])) {
            $data['uses_customer'] = $this->request->post['uses_customer'];
        } elseif (!empty($coupon_info)) {
            $data['uses_customer'] = $coupon_info['uses_customer'];
        } else {
            $data['uses_customer'] = 1;
        }

        if (isset($this->request->post['status'])) {
            $data['status'] = $this->request->post['status'];
        } elseif (!empty($coupon_info)) {
            $data['status'] = $coupon_info['status'];
        } else {
            $data['status'] = true;
        }

        $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('marketing/coupon_form', $data));
    }

    protected function validateForm() {
        if (!$this->user->hasPermission('modify', 'marketing/coupon')) {
            $this->error['warning'] = $this->language->get('error_permission');
        }

        if ((utf8_strlen($this->request->post['name']) < 3) || (utf8_strlen($this->request->post['name']) > 128)) {
            $this->error['name'] = $this->language->get('error_name');
        }

        if ((utf8_strlen($this->request->post['code']) < 3) || (utf8_strlen($this->request->post['code']) > 10)) {
            $this->error['code'] = $this->language->get('error_code');
        }

        $coupon_info = $this->model_marketing_coupon->getCouponByCode($this->request->post['code']);

        if ($coupon_info) {
            if (!isset($this->request->get['coupon_id'])) {
                $this->error['warning'] = $this->language->get('error_exists');
            } elseif ($coupon_info['coupon_id'] != $this->request->get['coupon_id']) {
                $this->error['warning'] = $this->language->get('error_exists');
            }
        }

        return !$this->error;
    }

    protected function validateDelete() {
        if (!$this->user->hasPermission('modify', 'marketing/coupon')) {
            $this->error['warning'] = $this->language->get('error_permission');
        }

        return !$this->error;
    }

    public function history() {
        $this->load->language('marketing/coupon');

        $this->load->model('marketing/coupon');

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

        $data['column_order_id'] = $this->language->get('column_order_id');
        $data['column_customer'] = $this->language->get('column_customer');
        $data['column_amount'] = $this->language->get('column_amount');
        $data['column_date_added'] = $this->language->get('column_date_added');

        if (isset($this->request->get['page'])) {
            $page = $this->request->get['page'];
        } else {
            $page = 1;
        }

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

        $results = $this->model_marketing_coupon->getCouponHistories($this->request->get['coupon_id'], ($page - 1) * 10, 10);

        foreach ($results as $result) {
            $data['histories'][] = array(
                'order_id'   => $result['order_id'],
                'customer'   => $result['customer'],
                'amount'     => $result['amount'],
                'date_added' => date($this->language->get('date_format_short'), strtotime($result['date_added']))
            );
        }

        $history_total = $this->model_marketing_coupon->getTotalCouponHistories($this->request->get['coupon_id']);

        $pagination = new Pagination();
        $pagination->total = $history_total;
        $pagination->page = $page;
        $pagination->limit = 10;
        $pagination->url = $this->url->link('marketing/coupon/history', 'token=' . $this->session->data['token'] . '&coupon_id=' . $this->request->get['coupon_id'] . '&page={page}', true);

        $data['pagination'] = $pagination->render();

        $data['results'] = sprintf($this->language->get('text_pagination'), ($history_total) ? (($page - 1) * 10) + 1 : 0, ((($page - 1) * 10) > ($history_total - 10)) ? $history_total : ((($page - 1) * 10) + 10), $history_total, ceil($history_total / 10));

        $this->response->setOutput($this->load->view('marketing/coupon_history', $data));
    }

}