<?php
namespace Opencart\Admin\Controller\Design;
/**
 * Class Layout
 *
 * @package Opencart\Admin\Controller\Design
 */
class Layout extends \Opencart\System\Engine\Controller {
	/**
	 * @return void
	 */
	public function index(): void {
		$this->load->language('design/layout');

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

		$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'] = [];

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

		$data['breadcrumbs'][] = [
			'text' => $this->language->get('heading_title'),
			'href' => $this->url->link('design/layout', 'user_token=' . $this->session->data['user_token'] . $url)
		];

		$data['add'] = $this->url->link('design/layout.form', 'user_token=' . $this->session->data['user_token'] . $url);
		$data['delete'] = $this->url->link('design/layout.delete', 'user_token=' . $this->session->data['user_token']);

		$data['list'] = $this->getList();

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

		$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('design/layout', $data));
	}

	/**
	 * @return void
	 */
	public function list(): void {
		$this->load->language('design/layout');

		$this->response->setOutput($this->getList());
	}

	/**
	 * @return string
	 */
	protected function getList(): string {
		if (isset($this->request->get['sort'])) {
			$sort = (string)$this->request->get['sort'];
		} else {
			$sort = 'name';
		}

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

		if (isset($this->request->get['page'])) {
			$page = (int)$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['action'] = $this->url->link('design/layout.list', 'user_token=' . $this->session->data['user_token'] . $url);

		$data['layouts'] = [];

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

		$this->load->model('design/layout');

		$layout_total = $this->model_design_layout->getTotalLayouts();

		$results = $this->model_design_layout->getLayouts($filter_data);

		foreach ($results as $result) {
			$data['layouts'][] = [
				'layout_id' => $result['layout_id'],
				'name'      => $result['name'],
				'edit'      => $this->url->link('design/layout.form', 'user_token=' . $this->session->data['user_token'] . '&layout_id=' . $result['layout_id'] . $url)
			];
		}

		$url = '';

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

		$data['sort_name'] = $this->url->link('design/layout.list', 'user_token=' . $this->session->data['user_token'] . '&sort=name' . $url);

		$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'];
		}

		$data['pagination'] = $this->load->controller('common/pagination', [
			'total' => $layout_total,
			'page'  => $page,
			'limit' => $this->config->get('config_pagination_admin'),
			'url'   => $this->url->link('design/layout.list', 'user_token=' . $this->session->data['user_token'] . $url . '&page={page}')
		]);

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

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

		return $this->load->view('design/layout_list', $data);
	}

	/**
	 * @return void
	 */
	public function form(): void {
		$this->load->language('design/layout');

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

		$data['text_form'] = !isset($this->request->get['layout_id']) ? $this->language->get('text_add') : $this->language->get('text_edit');

		$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'] = [];

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

		$data['breadcrumbs'][] = [
			'text' => $this->language->get('heading_title'),
			'href' => $this->url->link('design/layout', 'user_token=' . $this->session->data['user_token'] . $url)
		];

		$data['save'] = $this->url->link('design/layout.save', 'user_token=' . $this->session->data['user_token']);
		$data['back'] = $this->url->link('design/layout', 'user_token=' . $this->session->data['user_token'] . $url);

		if (isset($this->request->get['layout_id'])) {
			$this->load->model('design/layout');

			$layout_info = $this->model_design_layout->getLayout($this->request->get['layout_id']);
		}

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

		if (!empty($layout_info)) {
			$data['name'] = $layout_info['name'];
		} else {
			$data['name'] = '';
		}

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

		$data['stores'] = $this->model_setting_store->getStores();

		if (isset($this->request->get['layout_id'])) {
			$data['layout_routes'] = $this->model_design_layout->getRoutes($this->request->get['layout_id']);
		} else {
			$data['layout_routes'] = [];
		}

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

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

		$data['extensions'] = [];

		// Get a list of installed modules
		$extensions = $this->model_setting_extension->getExtensionsByType('module');

		// Add all the modules which have multiple settings for each module
		foreach ($extensions as $extension) {
			$this->load->language('extension/' . $extension['extension'] . '/module/' . $extension['code'], $extension['code']);

			$module_data = [];

			$modules = $this->model_setting_module->getModulesByCode($extension['extension'] .'.' . $extension['code']);

			foreach ($modules as $module) {
				$module_data[] = [
					'name' => strip_tags($module['name']),
					'code' => $extension['extension'] . '.' .  $extension['code'] . '.' .  $module['module_id']
				];
			}

			if ($this->config->has('module_' . $extension['code'] . '_status') || $module_data) {
				$data['extensions'][] = [
					'name'   => strip_tags($this->language->get($extension['code'] . '_heading_title')),
					'code'   => $extension['extension'] . '.' .  $extension['code'],
					'module' => $module_data
				];
			}
		}

		// Modules layout
		if (!empty($layout_info)) {
			$layout_modules = $this->model_design_layout->getModules($this->request->get['layout_id']);
		} else {
			$layout_modules = [];
		}

		$data['layout_modules'] = [];

		// Add all the modules which have multiple settings for each module
		foreach ($layout_modules as $layout_module) {
			$part = explode('.', $layout_module['code']);

			if (!isset($part[2])) {
				$data['layout_modules'][] = [
					'code'       => $layout_module['code'],
					'position'   => $layout_module['position'],
					'sort_order' => $layout_module['sort_order'],
					'edit'       => $this->url->link('extension/' . $part[0] . '/module/' . $part[1], 'user_token=' . $this->session->data['user_token'])
				];
			} else {
				$module_info = $this->model_setting_module->getModule($part[2]);

				if ($module_info) {
					$data['layout_modules'][] = [
						'code'       => $layout_module['code'],
						'position'   => $layout_module['position'],
						'sort_order' => $layout_module['sort_order'],
						'edit'   	 => $this->url->link('extension/' . $part[0] . '/module/' . $part[1], 'user_token=' . $this->session->data['user_token'] . '&module_id=' . $part[2])
					];
				}
			}
		}

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

		$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('design/layout_form', $data));
	}

	/**
	 * @return void
	 */
	public function save(): void {
		$this->load->language('design/layout');

		$json = [];

		if (!$this->user->hasPermission('modify', 'design/layout')) {
			$json['error']['warning'] = $this->language->get('error_permission');
		}

		if ((oc_strlen($this->request->post['name']) < 3) || (oc_strlen($this->request->post['name']) > 64)) {
			$json['error']['name'] = $this->language->get('error_name');
		}

		if (!$json) {
			$this->load->model('design/layout');

			if (!$this->request->post['layout_id']) {
				$json['layout_id'] = $this->model_design_layout->addLayout($this->request->post);
			} else {
				$this->model_design_layout->editLayout($this->request->post['layout_id'], $this->request->post);
			}

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

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

	/**
	 * @return void
	 */
	public function delete(): void {
		$this->load->language('design/layout');

		$json = [];

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

		if (!$this->user->hasPermission('modify', 'design/layout')) {
			$json['error'] = $this->language->get('error_permission');
		}

		$this->load->model('setting/store');
		$this->load->model('catalog/product');
		$this->load->model('catalog/category');
		$this->load->model('catalog/manufacturer');
		$this->load->model('catalog/information');

		foreach ($selected as $layout_id) {
			if ($this->config->get('config_layout_id') == $layout_id) {
				$json['error'] = $this->language->get('error_default');
			}

			$store_total = $this->model_setting_store->getTotalStoresByLayoutId($layout_id);

			if ($store_total) {
				$json['error'] = sprintf($this->language->get('error_store'), $store_total);
			}

			$product_total = $this->model_catalog_product->getTotalProductsByLayoutId($layout_id);

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

			$category_total = $this->model_catalog_category->getTotalCategoriesByLayoutId($layout_id);

			if ($category_total) {
				$json['error'] = sprintf($this->language->get('error_category'), $category_total);
			}

			$manufacturer_total = $this->model_catalog_manufacturer->getTotalManufacturersByLayoutId($layout_id);

			if ($manufacturer_total) {
				$json['error'] = sprintf($this->language->get('error_manufacturer'), $manufacturer_total);
			}

			$information_total = $this->model_catalog_information->getTotalInformationsByLayoutId($layout_id);

			if ($information_total) {
				$json['error'] = sprintf($this->language->get('error_information'), $information_total);
			}
		}

		if (!$json) {
			$this->load->model('design/layout');

			foreach ($selected as $layout_id) {
				$this->model_design_layout->deleteLayout($layout_id);
			}

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

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