<?php
namespace Opencart\Catalog\Controller\Checkout;
class Confirm extends \Opencart\System\Engine\Controller {
	public function index() {
		$json = [];

		if ($this->cart->hasShipping()) {
			// Validate if shipping address has been set.
			if (!isset($this->session->data['shipping_address'])) {
				$json['redirect'] = $this->url->link('checkout/checkout', 'language=' . $this->config->get('config_language'), true);
			}

			// Validate if shipping method has been set.
			if (!isset($this->session->data['shipping_method'])) {
				$json['redirect'] = $this->url->link('checkout/checkout', 'language=' . $this->config->get('config_language'), true);
			}
		} else {
			unset($this->session->data['shipping_address']);
			unset($this->session->data['shipping_method']);
			unset($this->session->data['shipping_methods']);
		}

		// Validate if payment address has been set.
		if (!isset($this->session->data['payment_address'])) {
			$json['redirect'] = $this->url->link('checkout/checkout', 'language=' . $this->config->get('config_language'), true);
		}

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

		if (isset($this->session->data['payment_method'])) {
			// Validate if payment method has been set.
			$extension_info = $this->model_setting_extension->getExtensionByCode('payment', $this->session->data['payment_method']['code']);

			if (!$extension_info) {
				$json['redirect'] = $this->url->link('checkout/checkout', 'language=' . $this->config->get('config_language'), true);
			}
		} else {
			$json['redirect'] = $this->url->link('checkout/checkout', 'language=' . $this->config->get('config_language'), true);
		}

		// Validate cart has products and has stock.
		if ((!$this->cart->hasProducts() && empty($this->session->data['vouchers'])) || (!$this->cart->hasStock() && !$this->config->get('config_stock_checkout'))) {
			$json['redirect'] = $this->url->link('checkout/cart', 'language=' . $this->config->get('config_language'), true);
		}

		// Validate minimum quantity requirements.
		$products = $this->cart->getProducts();

		foreach ($products as $product) {
			$product_total = 0;

			foreach ($products as $product_2) {
				if ($product_2['product_id'] == $product['product_id']) {
					$product_total += $product_2['quantity'];
				}
			}

			if ($product['minimum'] > $product_total) {
				$json['redirect'] = $this->url->link('checkout/cart', 'language=' . $this->config->get('config_language'), true);

				break;
			}
		}

		if (!$json) {
			$order_data = [];

			$totals = [];
			$taxes = $this->cart->getTaxes();
			$total = 0;
			$sort_order = [];

			$results = $this->model_setting_extension->getExtensionsByType('total');

			foreach ($results as $key => $value) {
				$sort_order[$key] = $this->config->get('total_' . $value['code'] . '_sort_order');
			}

			array_multisort($sort_order, SORT_ASC, $results);

			foreach ($results as $result) {
				if ($this->config->get('total_' . $result['code'] . '_status')) {
					$this->load->model('extension/' . $result['extension'] . '/total/' . $result['code']);

					// __call can not pass-by-reference so we get PHP to call it as an anonymous function.
					($this->{'model_extension_' . $result['extension'] . '_total_' . $result['code']}->getTotal)($totals, $taxes, $total);
				}
			}

			$sort_order = [];

			foreach ($totals as $key => $value) {
				$sort_order[$key] = $value['sort_order'];
			}

			array_multisort($sort_order, SORT_ASC, $totals);

			$order_data['totals'] = $totals;

			$this->load->language('checkout/checkout');

			$order_data['invoice_prefix'] = $this->config->get('config_invoice_prefix');
			$order_data['store_id'] = $this->config->get('config_store_id');
			$order_data['store_name'] = $this->config->get('config_name');
			$order_data['store_url'] = $this->config->get('config_url');

			$this->load->model('account/customer');

			if ($this->customer->isLogged()) {
				$customer_info = $this->model_account_customer->getCustomer($this->customer->getId());

				$order_data['customer_id'] = $this->customer->getId();
				$order_data['customer_group_id'] = $customer_info['customer_group_id'];
				$order_data['firstname'] = $customer_info['firstname'];
				$order_data['lastname'] = $customer_info['lastname'];
				$order_data['email'] = $customer_info['email'];
				$order_data['telephone'] = $customer_info['telephone'];
				$order_data['custom_field'] = json_decode($customer_info['custom_field'], true);
			} elseif (isset($this->session->data['guest'])) {
				$order_data['customer_id'] = 0;
				$order_data['customer_group_id'] = $this->session->data['guest']['customer_group_id'];
				$order_data['firstname'] = $this->session->data['guest']['firstname'];
				$order_data['lastname'] = $this->session->data['guest']['lastname'];
				$order_data['email'] = $this->session->data['guest']['email'];
				$order_data['telephone'] = $this->session->data['guest']['telephone'];
				$order_data['custom_field'] = $this->session->data['guest']['custom_field'];
			}

			$order_data['payment_firstname'] = $this->session->data['payment_address']['firstname'];
			$order_data['payment_lastname'] = $this->session->data['payment_address']['lastname'];
			$order_data['payment_company'] = $this->session->data['payment_address']['company'];
			$order_data['payment_address_1'] = $this->session->data['payment_address']['address_1'];
			$order_data['payment_address_2'] = $this->session->data['payment_address']['address_2'];
			$order_data['payment_city'] = $this->session->data['payment_address']['city'];
			$order_data['payment_postcode'] = $this->session->data['payment_address']['postcode'];
			$order_data['payment_zone'] = $this->session->data['payment_address']['zone'];
			$order_data['payment_zone_id'] = $this->session->data['payment_address']['zone_id'];
			$order_data['payment_country'] = $this->session->data['payment_address']['country'];
			$order_data['payment_country_id'] = $this->session->data['payment_address']['country_id'];
			$order_data['payment_address_format'] = $this->session->data['payment_address']['address_format'];
			$order_data['payment_custom_field'] = (isset($this->session->data['payment_address']['custom_field']) ? $this->session->data['payment_address']['custom_field'] : []);

			if (isset($this->session->data['payment_method']['title'])) {
				$order_data['payment_method'] = $this->session->data['payment_method']['title'];
			} else {
				$order_data['payment_method'] = '';
			}

			if (isset($this->session->data['payment_method']['code'])) {
				$order_data['payment_code'] = $this->session->data['payment_method']['code'];
			} else {
				$order_data['payment_code'] = '';
			}

			if ($this->cart->hasShipping()) {
				$order_data['shipping_firstname'] = $this->session->data['shipping_address']['firstname'];
				$order_data['shipping_lastname'] = $this->session->data['shipping_address']['lastname'];
				$order_data['shipping_company'] = $this->session->data['shipping_address']['company'];
				$order_data['shipping_address_1'] = $this->session->data['shipping_address']['address_1'];
				$order_data['shipping_address_2'] = $this->session->data['shipping_address']['address_2'];
				$order_data['shipping_city'] = $this->session->data['shipping_address']['city'];
				$order_data['shipping_postcode'] = $this->session->data['shipping_address']['postcode'];
				$order_data['shipping_zone'] = $this->session->data['shipping_address']['zone'];
				$order_data['shipping_zone_id'] = $this->session->data['shipping_address']['zone_id'];
				$order_data['shipping_country'] = $this->session->data['shipping_address']['country'];
				$order_data['shipping_country_id'] = $this->session->data['shipping_address']['country_id'];
				$order_data['shipping_address_format'] = $this->session->data['shipping_address']['address_format'];
				$order_data['shipping_custom_field'] = (isset($this->session->data['shipping_address']['custom_field']) ? $this->session->data['shipping_address']['custom_field'] : []);

				if (isset($this->session->data['shipping_method']['title'])) {
					$order_data['shipping_method'] = $this->session->data['shipping_method']['title'];
				} else {
					$order_data['shipping_method'] = '';
				}

				if (isset($this->session->data['shipping_method']['code'])) {
					$order_data['shipping_code'] = $this->session->data['shipping_method']['code'];
				} else {
					$order_data['shipping_code'] = '';
				}
			} else {
				$order_data['shipping_firstname'] = '';
				$order_data['shipping_lastname'] = '';
				$order_data['shipping_company'] = '';
				$order_data['shipping_address_1'] = '';
				$order_data['shipping_address_2'] = '';
				$order_data['shipping_city'] = '';
				$order_data['shipping_postcode'] = '';
				$order_data['shipping_zone'] = '';
				$order_data['shipping_zone_id'] = '';
				$order_data['shipping_country'] = '';
				$order_data['shipping_country_id'] = '';
				$order_data['shipping_address_format'] = '';
				$order_data['shipping_custom_field'] = [];
				$order_data['shipping_method'] = '';
				$order_data['shipping_code'] = '';
			}

			$order_data['products'] = [];

			foreach ($this->cart->getProducts() as $product) {
				$option_data = [];

				foreach ($product['option'] as $option) {
					$option_data[] = [
						'product_option_id'       => $option['product_option_id'],
						'product_option_value_id' => $option['product_option_value_id'],
						'option_id'               => $option['option_id'],
						'option_value_id'         => $option['option_value_id'],
						'name'                    => $option['name'],
						'value'                   => $option['value'],
						'type'                    => $option['type']
					];
				}

				$order_data['products'][] = [
					'product_id' => $product['product_id'],
					'master_id'  => $product['master_id'],
					'name' 		 => $product['name'],
					'model' 	 => $product['model'],
					'option' 	 => $option_data,
					'download' 	 => $product['download'],
					'quantity' 	 => $product['quantity'],
					'subtract' 	 => $product['subtract'],
					'price' 	 => $product['price'],
					'total' 	 => $product['total'],
					'tax' 		 => $this->tax->getTax($product['price'], $product['tax_class_id']),
					'reward' 	 => $product['reward']
				];
			}

			// Gift Voucher
			$order_data['vouchers'] = [];

			if (!empty($this->session->data['vouchers'])) {
				foreach ($this->session->data['vouchers'] as $voucher) {
					$order_data['vouchers'][] = [
						'description'      => $voucher['description'],
						'code' 			   => token(10),
						'to_name' 		   => $voucher['to_name'],
						'to_email' 		   => $voucher['to_email'],
						'from_name' 	   => $voucher['from_name'],
						'from_email' 	   => $voucher['from_email'],
						'voucher_theme_id' => $voucher['voucher_theme_id'],
						'message' 		   => $voucher['message'],
						'amount' 		   => $voucher['amount']
					];
				}
			}

			$order_data['comment'] = $this->session->data['comment'];
			$order_data['total'] = $total;

			// Affiliate
			$order_data['tracking'] = '';
			$order_data['affiliate_id'] = 0;
			$order_data['commission'] = 0;
			$order_data['marketing_id'] = 0;

			if (isset($this->request->cookie['tracking'])) {
				$order_data['tracking'] = $this->request->cookie['tracking'];

				$subtotal = $this->cart->getSubTotal();

				// Affiliate
				if ($this->config->get('config_affiliate_status')) {
					$this->load->model('account/affiliate');

					$affiliate_info = $this->model_account_affiliate->getAffiliateByTracking($this->request->cookie['tracking']);

					if ($affiliate_info) {
						$order_data['affiliate_id'] = $affiliate_info['customer_id'];
						$order_data['commission'] = ($subtotal / 100) * $affiliate_info['commission'];
					}
				}

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

				$marketing_info = $this->model_marketing_marketing->getMarketingByCode($this->request->cookie['tracking']);

				if ($marketing_info) {
					$order_data['marketing_id'] = $marketing_info['marketing_id'];
				}
			}

			$order_data['language_id'] = $this->config->get('config_language_id');
			$order_data['currency_id'] = $this->currency->getId($this->session->data['currency']);
			$order_data['currency_code'] = $this->session->data['currency'];
			$order_data['currency_value'] = $this->currency->getValue($this->session->data['currency']);
			$order_data['ip'] = $this->request->server['REMOTE_ADDR'];

			if (!empty($this->request->server['HTTP_X_FORWARDED_FOR'])) {
				$order_data['forwarded_ip'] = $this->request->server['HTTP_X_FORWARDED_FOR'];
			} elseif (!empty($this->request->server['HTTP_CLIENT_IP'])) {
				$order_data['forwarded_ip'] = $this->request->server['HTTP_CLIENT_IP'];
			} else {
				$order_data['forwarded_ip'] = '';
			}

			if (isset($this->request->server['HTTP_USER_AGENT'])) {
				$order_data['user_agent'] = $this->request->server['HTTP_USER_AGENT'];
			} else {
				$order_data['user_agent'] = '';
			}

			if (isset($this->request->server['HTTP_ACCEPT_LANGUAGE'])) {
				$order_data['accept_language'] = $this->request->server['HTTP_ACCEPT_LANGUAGE'];
			} else {
				$order_data['accept_language'] = '';
			}

			$this->load->model('checkout/order');

			$this->session->data['order_id'] = $this->model_checkout_order->addOrder($order_data);

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

			$frequencies = [
				'day' 		 => $this->language->get('text_day'),
				'week' 		 => $this->language->get('text_week'),
				'semi_month' => $this->language->get('text_semi_month'),
				'month' 	 => $this->language->get('text_month'),
				'year' 		 => $this->language->get('text_year')
			];

			$data['products'] = [];

			foreach ($this->cart->getProducts() as $product) {
				$option_data = [];

				foreach ($product['option'] as $option) {
					if ($option['type'] != 'file') {
						$value = $option['value'];
					} else {
						$upload_info = $this->model_tool_upload->getUploadByCode($option['value']);

						if ($upload_info) {
							$value = $upload_info['name'];
						} else {
							$value = '';
						}
					}

					$option_data[] = [
						'name'  => $option['name'],
						'value' => (utf8_strlen($value) > 20 ? utf8_substr($value, 0, 20) . '..' : $value)
					];
				}

				$recurring = '';

				if ($product['recurring']) {
					if ($product['recurring']['trial']) {
						$recurring = sprintf($this->language->get('text_trial_description'), $this->currency->format($this->tax->calculate($product['recurring']['trial_price'] * $product['quantity'], $product['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']), $product['recurring']['trial_cycle'], $frequencies[$product['recurring']['trial_frequency']], $product['recurring']['trial_duration']) . ' ';
					}

					if ($product['recurring']['duration']) {
						$recurring .= sprintf($this->language->get('text_payment_description'), $this->currency->format($this->tax->calculate($product['recurring']['price'] * $product['quantity'], $product['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']), $product['recurring']['cycle'], $frequencies[$product['recurring']['frequency']], $product['recurring']['duration']);
					} else {
						$recurring .= sprintf($this->language->get('text_payment_cancel'), $this->currency->format($this->tax->calculate($product['recurring']['price'] * $product['quantity'], $product['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']), $product['recurring']['cycle'], $frequencies[$product['recurring']['frequency']], $product['recurring']['duration']);
					}
				}

				$data['products'][] = [
					'cart_id'    => $product['cart_id'],
					'product_id' => $product['product_id'],
					'name'       => $product['name'],
					'model'      => $product['model'],
					'option'     => $option_data,
					'recurring'  => $recurring,
					'quantity'   => $product['quantity'],
					'subtract'   => $product['subtract'],
					'price'      => $this->currency->format($this->tax->calculate($product['price'], $product['tax_class_id'], $this->config->get('config_tax')), $this->session->data['currency']),
					'total'      => $this->currency->format($this->tax->calculate($product['price'], $product['tax_class_id'], $this->config->get('config_tax')) * $product['quantity'], $this->session->data['currency']),
					'href'       => $this->url->link('product/product', 'language=' . $this->config->get('config_language') . '&product_id=' . $product['product_id'])
				];
			}

			// Gift Voucher
			$data['vouchers'] = [];

			if (!empty($this->session->data['vouchers'])) {
				foreach ($this->session->data['vouchers'] as $voucher) {
					$data['vouchers'][] = [
						'description' => $voucher['description'],
						'amount'      => $this->currency->format($voucher['amount'], $this->session->data['currency'])
					];
				}
			}

			$data['totals'] = [];

			foreach ($totals as $total) {
				$data['totals'][] = [
					'title' => $total['title'],
					'text'  => $this->currency->format($total['value'], $this->session->data['currency'])
				];
			}

			$data['payment'] = $this->load->controller('extension/' . $extension_info['extension'] . '/payment/' . $extension_info['code']);

			$this->response->setOutput($this->load->view('checkout/confirm', $data));
		} else {
			$this->response->addHeader('Content-Type: application/json');
			$this->response->setOutput(json_encode($json));
		}
	}
}