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

    public function index() {
        $this->load->language('catalog/option');

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

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

        $this->getList();
    }

    public function add() {
        $this->load->language('catalog/option');

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

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

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
            $this->model_catalog_option->addOption($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('catalog/option', 'token=' . $this->session->data['token'] . $url, true));
        }

        $this->getForm();
    }

    public function edit() {
        $this->load->language('catalog/option');

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

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

        if (($this->request->server['REQUEST_METHOD'] == 'POST') && $this->validateForm()) {
            $this->model_catalog_option->editOption($this->request->get['option_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('catalog/option', 'token=' . $this->session->data['token'] . $url, true));
        }

        $this->getForm();
    }

    public function delete() {
        $this->load->language('catalog/option');

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

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

        if (isset($this->request->post['selected']) && $this->validateDelete()) {
            foreach ($this->request->post['selected'] as $option_id) {
                $this->model_catalog_option->deleteOption($option_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('catalog/option', '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 = 'od.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('catalog/option', 'token=' . $this->session->data['token'] . $url, true)
        );

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

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

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

        $option_total = $this->model_catalog_option->getTotalOptions();

        $results = $this->model_catalog_option->getOptions($filter_data);

        foreach ($results as $result) {
            $data['options'][] = array(
                'option_id'  => $result['option_id'],
                'name'       => $result['name'],
                'sort_order' => $result['sort_order'],
                'edit'       => $this->url->link('catalog/option/edit', 'token=' . $this->session->data['token'] . '&option_id=' . $result['option_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_sort_order'] = $this->language->get('column_sort_order');
        $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('catalog/option', 'token=' . $this->session->data['token'] . '&sort=od.name' . $url, true);
        $data['sort_sort_order'] = $this->url->link('catalog/option', 'token=' . $this->session->data['token'] . '&sort=o.sort_order' . $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 = $option_total;
        $pagination->page = $page;
        $pagination->limit = $this->config->get('config_limit_admin');
        $pagination->url = $this->url->link('catalog/option', 'token=' . $this->session->data['token'] . $url . '&page={page}', true);

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

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

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

        $data['text_form'] = !isset($this->request->get['option_id']) ? $this->language->get('text_add') : $this->language->get('text_edit');
        $data['text_choose'] = $this->language->get('text_choose');
        $data['text_select'] = $this->language->get('text_select');
        $data['text_radio'] = $this->language->get('text_radio');
        $data['text_checkbox'] = $this->language->get('text_checkbox');
        $data['text_input'] = $this->language->get('text_input');
        $data['text_text'] = $this->language->get('text_text');
        $data['text_textarea'] = $this->language->get('text_textarea');
        $data['text_file'] = $this->language->get('text_file');
        $data['text_date'] = $this->language->get('text_date');
        $data['text_datetime'] = $this->language->get('text_datetime');
        $data['text_time'] = $this->language->get('text_time');

        $data['entry_name'] = $this->language->get('entry_name');
        $data['entry_display'] = $this->language->get('entry_display');
        $data['entry_display_placeholder'] = $this->language->get('entry_display_placeholder');
        $data['entry_type'] = $this->language->get('entry_type');
        $data['entry_option_value'] = $this->language->get('entry_option_value');
        $data['entry_image'] = $this->language->get('entry_image');
        $data['entry_sort_order'] = $this->language->get('entry_sort_order');

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

        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'] = array();
        }

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

        $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('catalog/option', 'token=' . $this->session->data['token'] . $url, true)
        );

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

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

        if (isset($this->request->get['option_id']) && ($this->request->server['REQUEST_METHOD'] != 'POST')) {
            $option_info = $this->model_catalog_option->getOption($this->request->get['option_id']);
        }

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

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

        $data['languages'] = $this->model_localisation_language->getLanguages();

        if (isset($this->request->post['option_description'])) {
            $data['option_description'] = $this->request->post['option_description'];
        } elseif (isset($this->request->get['option_id'])) {
            $data['option_description'] = $this->model_catalog_option->getOptionDescriptions($this->request->get['option_id']);
        } else {
            $data['option_description'] = array();
        }

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

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

        if (isset($this->request->post['option_value'])) {
            $option_values = $this->request->post['option_value'];
        } elseif (isset($this->request->get['option_id'])) {
            $option_values = $this->model_catalog_option->getOptionValueDescriptions($this->request->get['option_id']);
        } else {
            $option_values = array();
        }

        $this->load->model('tool/image');

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

        foreach ($option_values as $option_value) {
            if (is_file(DIR_IMAGE . $option_value['image'])) {
                $image = $option_value['image'];
                $thumb = $option_value['image'];
            } else {
                $image = '';
                $thumb = 'no_image.png';
            }

            $data['option_values'][] = array(
                'option_value_id'          => $option_value['option_value_id'],
                'option_value_description' => $option_value['option_value_description'],
                'image'                    => $image,
                'thumb'                    => $this->model_tool_image->resize($thumb, 100, 100),
                'sort_order'               => $option_value['sort_order']
            );
        }

        $data['placeholder'] = $this->model_tool_image->resize('no_image.png', 100, 100);

        $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('catalog/option_form', $data));
    }

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

        foreach ($this->request->post['option_description'] as $language_id => $value) {
            if ((utf8_strlen($value['name']) < 1) || (utf8_strlen($value['name']) > 128)) {
                $this->error['name'][$language_id] = $this->language->get('error_name');
            }
        }

        if (($this->request->post['type'] == 'select' || $this->request->post['type'] == 'radio' || $this->request->post['type'] == 'checkbox') && !isset($this->request->post['option_value'])) {
            $this->error['warning'] = $this->language->get('error_type');
        }

        return !$this->error;
    }

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

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

        foreach ($this->request->post['selected'] as $option_id) {
            $product_total = $this->model_catalog_product->getTotalProductsByOptionId($option_id);

            if ($product_total) {
                $this->error['warning'] = sprintf($this->language->get('error_product'), $product_total);
            }
        }

        return !$this->error;
    }

    public function autocomplete() {
        $json = array();

        if (isset($this->request->get['filter_name'])) {
            $this->load->language('catalog/option');

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

            $this->load->model('tool/image');

            $filter_data = array(
                'filter_name' => $this->request->get['filter_name'],
                'start'       => 0,
                'sort'        => 'o.sort_order',
                'limit'       => 10
            );

            $options = $this->model_catalog_option->getOptions($filter_data);

            foreach ($options as $option) {
                $option_value_data = array();

                if ($option['type'] == 'select' || $option['type'] == 'radio' || $option['type'] == 'checkbox' || $option['type'] == 'image') {
                    $option_values = $this->model_catalog_option->getOptionValues($option['option_id']);

                    foreach ($option_values as $option_value) {
                        if (is_file(DIR_IMAGE . $option_value['image'])) {
                            $image = $this->model_tool_image->resize($option_value['image'], 50, 50);
                        } else {
                            $image = $this->model_tool_image->resize('no_image.png', 50, 50);
                        }

                        $option_value_data[] = array(
                            'option_value_id' => $option_value['option_value_id'],
                            'name'            => strip_tags(html_entity_decode($option_value['name'], ENT_QUOTES, 'UTF-8')),
                            'image'           => $image
                        );
                    }
                }

                $type = '';

                if ($option['type'] == 'select' || $option['type'] == 'radio' || $option['type'] == 'checkbox') {
                    $type = $this->language->get('text_choose');
                }

                if ($option['type'] == 'text' || $option['type'] == 'textarea') {
                    $type = $this->language->get('text_input');
                }

                if ($option['type'] == 'file') {
                    $type = $this->language->get('text_file');
                }

                if ($option['type'] == 'date' || $option['type'] == 'datetime' || $option['type'] == 'time') {
                    $type = $this->language->get('text_date');
                }

                $json[] = array(
                    'option_id'    => $option['option_id'],
                    'name'         => strip_tags(html_entity_decode($option['name'], ENT_QUOTES, 'UTF-8')),
                    'category'     => $type,
                    'type'         => $option['type'],
                    'option_value' => $option_value_data,
                    'sort_order'   => 'o.sort_order'
                );
            }
        }

        $sort_order_type = array();
        $sort_order_sort = array();
        $sort_order_name = array();

        foreach ($json as $key => $value) {
            $sort_order_type[$key] = $value['category'];
            $sort_order_sort[$key] = $value['sort_order'];
            $sort_order_name[$key] = $value['name'];
        }

        array_multisort($sort_order_type, SORT_ASC, SORT_NATURAL, $sort_order_sort, SORT_ASC, SORT_NUMERIC, $sort_order_name, SORT_ASC, SORT_NATURAL, $json);

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

}