<?php
namespace Opencart\Catalog\Controller\Product;
/**
 * Class Product
 *
 * @package Opencart\Catalog\Controller\Product
 */
class Product extends \Opencart\System\Engine\Controller {
	/**
	 * Index
	 *
	 * @return ?\Opencart\System\Engine\Action
	 */
	public function index(): ?\Opencart\System\Engine\Action {
		$this->load->language('product/product');

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

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

		$product_info = $this->model_catalog_product->getProduct($product_id);

		if ($product_info) {
			$this->document->setTitle($product_info['meta_title']);
			$this->document->setDescription($product_info['meta_description']);
			$this->document->setKeywords($product_info['meta_keyword']);
			$this->document->addLink($this->url->link('product/product', 'language=' . $this->config->get('config_language') . '&product_id=' . $product_id), 'canonical');

			$data['breadcrumbs'] = [];

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

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

			if (isset($this->request->get['path'])) {
				$path = '';

				$parts = explode('_', (string)$this->request->get['path']);

				$category_id = (int)array_pop($parts);

				foreach ($parts as $path_id) {
					if (!$path) {
						$path = $path_id;
					} else {
						$path .= '_' . $path_id;
					}

					$category_info = $this->model_catalog_category->getCategory((int)$path_id);

					if ($category_info) {
						$data['breadcrumbs'][] = [
							'text' => $category_info['name'],
							'href' => $this->url->link('product/category', 'language=' . $this->config->get('config_language') . '&path=' . $path)
						];
					}
				}

				// Set the last category breadcrumb
				$category_info = $this->model_catalog_category->getCategory($category_id);

				if ($category_info) {
					$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'];
					}

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

					$data['breadcrumbs'][] = [
						'text' => $category_info['name'],
						'href' => $this->url->link('product/category', 'language=' . $this->config->get('config_language') . '&path=' . $this->request->get['path'] . $url)
					];
				}
			}

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

			if (isset($this->request->get['manufacturer_id'])) {
				$data['breadcrumbs'][] = [
					'text' => $this->language->get('text_brand'),
					'href' => $this->url->link('product/manufacturer', 'language=' . $this->config->get('config_language'))
				];

				$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'];
				}

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

				$manufacturer_info = $this->model_catalog_manufacturer->getManufacturer($this->request->get['manufacturer_id']);

				if ($manufacturer_info) {
					$data['breadcrumbs'][] = [
						'text' => $manufacturer_info['name'],
						'href' => $this->url->link('product/manufacturer.info', 'language=' . $this->config->get('config_language') . '&manufacturer_id=' . $this->request->get['manufacturer_id'] . $url)
					];
				}
			}

			if (isset($this->request->get['search']) || isset($this->request->get['tag'])) {
				$url = '';

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

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

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

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

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

				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'];
				}

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

				$data['breadcrumbs'][] = [
					'text' => $this->language->get('text_search'),
					'href' => $this->url->link('product/search', 'language=' . $this->config->get('config_language') . $url)
				];
			}

			$url = '';

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

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

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

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

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

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

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

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

			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'];
			}

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

			$data['breadcrumbs'][] = [
				'text' => $product_info['name'],
				'href' => $this->url->link('product/product', 'language=' . $this->config->get('config_language') . $url . '&product_id=' . $product_id)
			];

			$this->document->setTitle($product_info['meta_title']);
			$this->document->setDescription($product_info['meta_description']);
			$this->document->setKeywords($product_info['meta_keyword']);
			$this->document->addLink($this->url->link('product/product', 'language=' . $this->config->get('config_language') . '&product_id=' . $product_id), 'canonical');

			$this->document->addScript('catalog/view/javascript/jquery/magnific/jquery.magnific-popup.min.js');
			$this->document->addStyle('catalog/view/javascript/jquery/magnific/magnific-popup.css');

			$data['heading_title'] = $product_info['name'];

			$data['text_minimum'] = sprintf($this->language->get('text_minimum'), $product_info['minimum']);
			$data['text_login'] = sprintf($this->language->get('text_login'), $this->url->link('account/login', 'language=' . $this->config->get('config_language')), $this->url->link('account/register', 'language=' . $this->config->get('config_language')));
			$data['text_reviews'] = sprintf($this->language->get('text_reviews'), (int)$product_info['reviews']);

			$data['tab_review'] = sprintf($this->language->get('tab_review'), $product_info['reviews']);

			$data['error_upload_size'] = sprintf($this->language->get('error_upload_size'), $this->config->get('config_file_max_size'));

			$data['config_file_max_size'] = ((int)$this->config->get('config_file_max_size') * 1024 * 1024);

			$this->session->data['upload_token'] = oc_token(32);

			$data['upload'] = $this->url->link('tool/upload', 'language=' . $this->config->get('config_language') . '&upload_token=' . $this->session->data['upload_token']);

			$data['product_id'] = $product_id;

			$manufacturer_info = $this->model_catalog_manufacturer->getManufacturer($product_info['manufacturer_id']);

			if ($manufacturer_info) {
				$data['manufacturer'] = $manufacturer_info['name'];
			} else {
				$data['manufacturer'] = '';
			}

			$data['manufacturers'] = $this->url->link('product/manufacturer.info', 'language=' . $this->config->get('config_language') . '&manufacturer_id=' . $product_info['manufacturer_id']);
			$data['model'] = $product_info['model'];

			$data['product_codes'] = [];

			$results = $this->model_catalog_product->getCodes($product_id);

			foreach ($results as $result) {
				if ($result['status']) {
					$data['product_codes'][] = $result;
				}
			}

			$data['reward'] = $product_info['reward'];
			$data['points'] = $product_info['points'];
			$data['description'] = html_entity_decode($product_info['description'], ENT_QUOTES, 'UTF-8');

			// Stock Status
			if ($product_info['quantity'] <= 0) {
				$stock_status_id = $product_info['stock_status_id'];
			} elseif (!$this->config->get('config_stock_display')) {
				$stock_status_id = (int)$this->config->get('config_stock_status_id');
			} else {
				$stock_status_id = 0;
			}

			// Stock Status
			$this->load->model('localisation/stock_status');

			$stock_status_info = $this->model_localisation_stock_status->getStockStatus($stock_status_id);

			if ($stock_status_info) {
				$data['stock'] = $stock_status_info['name'];
			} else {
				$data['stock'] = $product_info['quantity'];
			}

			$data['rating'] = (int)$product_info['rating'];
			$data['review_status'] = (int)$this->config->get('config_review_status');
			$data['review'] = $this->load->controller('product/review');

			$data['wishlist_add'] = $this->url->link('account/wishlist.add', 'language=' . $this->config->get('config_language'));
			$data['compare_add'] = $this->url->link('product/compare.add', 'language=' . $this->config->get('config_language'));

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

			if ($product_info['image'] && is_file(DIR_IMAGE . html_entity_decode($product_info['image'], ENT_QUOTES, 'UTF-8'))) {
				$data['popup'] = $this->model_tool_image->resize($product_info['image'], $this->config->get('config_image_popup_width'), $this->config->get('config_image_popup_height'));
				$data['thumb'] = $this->model_tool_image->resize($product_info['image'], $this->config->get('config_image_thumb_width'), $this->config->get('config_image_thumb_height'));
			} else {
				$data['popup'] = '';
				$data['thumb'] = '';
			}

			$data['images'] = [];

			$results = $this->model_catalog_product->getImages($product_id);

			foreach ($results as $result) {
				if ($result['image'] && is_file(DIR_IMAGE . html_entity_decode($result['image'], ENT_QUOTES, 'UTF-8'))) {
					$data['images'][] = [
						'popup' => $this->model_tool_image->resize($result['image'], $this->config->get('config_image_popup_width'), $this->config->get('config_image_popup_height')),
						'thumb' => $this->model_tool_image->resize($result['image'], $this->config->get('config_image_additional_width'), $this->config->get('config_image_additional_height'))
					];
				}
			}

			if ($this->customer->isLogged() || !$this->config->get('config_customer_price')) {
				$data['price'] = $this->currency->format($this->tax->calculate($product_info['price'], $product_info['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']);
			} else {
				$data['price'] = false;
			}

			if ((float)$product_info['special']) {
				$data['special'] = $this->currency->format($this->tax->calculate($product_info['special'], $product_info['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']);
			} else {
				$data['special'] = false;
			}

			if ($this->config->get('config_tax')) {
				$data['tax'] = $this->currency->format((float)$product_info['special'] ? $product_info['special'] : $product_info['price'], $this->session->data['currency']);
			} else {
				$data['tax'] = false;
			}

			$discounts = $this->model_catalog_product->getDiscounts($product_id);

			$data['discounts'] = [];

			if ($this->customer->isLogged() || !$this->config->get('config_customer_price')) {
				foreach ($discounts as $discount) {
					$data['discounts'][] = ['price' => $this->currency->format($this->tax->calculate($discount['price'], $product_info['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency'])] + $discount;
				}
			}

			$data['options'] = [];

			// Check if product is variant
			if ($product_info['master_id']) {
				$master_id = (int)$product_info['master_id'];
			} else {
				$master_id = (int)$this->request->get['product_id'];
			}

			$product_options = $this->model_catalog_product->getOptions($master_id);

			foreach ($product_options as $option) {
				if ((int)$this->request->get['product_id'] && !isset($product_info['override']['variant'][$option['product_option_id']])) {
					$product_option_value_data = [];

					foreach ($option['product_option_value'] as $option_value) {
						if (!$option_value['subtract'] || ($option_value['quantity'] > 0)) {
							if ((($this->config->get('config_customer_price') && $this->customer->isLogged()) || !$this->config->get('config_customer_price')) && (float)$option_value['price']) {
								$price = $this->currency->format($this->tax->calculate($option_value['price'], $product_info['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']);
							} else {
								$price = false;
							}

							if ($option_value['image'] && is_file(DIR_IMAGE . html_entity_decode($option_value['image'], ENT_QUOTES, 'UTF-8'))) {
								$image = $option_value['image'];
							} else {
								$image = '';
							}

							$product_option_value_data[] = [
								'image' => $this->model_tool_image->resize($image, 50, 50),
								'price' => $price
							] + $option_value;
						}
					}

					$data['options'][] = ['product_option_value' => $product_option_value_data] + $option;
				}
			}

			// Subscriptions
			$data['subscription_plans'] = [];

			$results = $this->model_catalog_product->getSubscriptions($product_id);

			foreach ($results as $result) {
				$description = '';

				if ($this->customer->isLogged() || !$this->config->get('config_customer_price')) {
					if ($result['duration']) {
						$price = ($product_info['special'] ?: $product_info['price']) / $result['duration'];
					} else {
						$price = ($product_info['special'] ?: $product_info['price']);
					}

					$price = $this->currency->format($this->tax->calculate($price, $product_info['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']);
					$cycle = $result['cycle'];
					$frequency = $this->language->get('text_' . $result['frequency']);
					$duration = $result['duration'];

					if ($duration) {
						$description = sprintf($this->language->get('text_subscription_duration'), $price, $cycle, $frequency, $duration);
					} else {
						$description = sprintf($this->language->get('text_subscription_cancel'), $price, $cycle, $frequency);
					}
				}

				$data['subscription_plans'][] = ['description' => $description] + $result;
			}

			if ($product_info['minimum']) {
				$data['minimum'] = $product_info['minimum'];
			} else {
				$data['minimum'] = 1;
			}

			$data['share'] = $this->url->link('product/product', 'language=' . $this->config->get('config_language') . '&product_id=' . (int)$this->request->get['product_id']);

			$data['attribute_groups'] = $this->model_catalog_product->getAttributes($product_id);

			$data['related'] = $this->load->controller('product/related');

			$data['tags'] = [];

			if ($product_info['tag']) {
				$tags = explode(',', $product_info['tag']);

				foreach ($tags as $tag) {
					$data['tags'][] = [
						'tag'  => trim($tag),
						'href' => $this->url->link('product/search', 'language=' . $this->config->get('config_language') . '&tag=' . trim($tag))
					];
				}
			}

			if ($this->config->get('config_product_report_status')) {
				$this->model_catalog_product->addReport($this->request->get['product_id'], oc_get_ip());
			}

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

			$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('product/product', $data));
		} else {
			return new \Opencart\System\Engine\Action('error/not_found');
		}

		return null;
	}
}