<?php

namespace Opencart\Catalog\Model\Extension\Hutko\Payment;

class Hutko extends \Opencart\System\Engine\Model
{

	public function getMethods(array $address = []): array
	{
		$method_data = $this->getMethod($address);

		// Only return the method if it actually has data
		if ($method_data) {
			return  $method_data;
		}

		return [];
	}

	public function getMethod(array $address = []): array
	{
		$this->load->language('extension/hutko/payment/hutko');
		$allowed_currencies = ['UAH', 'USD', 'EUR', 'GBP', 'CZK'];
		if (!in_array(strtoupper($this->session->data['currency']), $allowed_currencies)) {
			$status = false;
		}
		// 1. Validate Address (Safeguard against undefined keys)
		$country_id = isset($address['country_id']) ? (int)$address['country_id'] : 0;
		$zone_id = isset($address['zone_id']) ? (int)$address['zone_id'] : 0;

		$status = true;

		// 2. Check Geo Zone
		if ($this->config->get('payment_hutko_geo_zone_id')) {
			$query = $this->db->query("SELECT * FROM " . DB_PREFIX . "zone_to_geo_zone WHERE geo_zone_id = '" . (int)$this->config->get('payment_hutko_geo_zone_id') . "' AND country_id = '" . $country_id . "' AND (zone_id = '" . $zone_id . "' OR zone_id = '0')");

			if (!$query->num_rows) {
				$status = false;
			}
		}

		// 3. Check Order Total
		if ($this->config->get('payment_hutko_total') > 0 && $this->config->get('payment_hutko_total') > $this->cart->getTotal()) {
			$status = false;
		}

		// 4. Return Data
		$method_data = [];

		if ($status && $this->config->get('payment_hutko_status')) {
			$option_data = [];

			$option_data['hutko'] = [
				'code' => 'hutko.hutko',
				'name' => $this->language->get('text_title')
			];

			// FORCE (int) casting and default value to prevent "Undefined array key" error
			$sort_order = (int)$this->config->get('payment_hutko_sort_order') ?? 1;

			$method_data = [
				'code'       => 'hutko',
				'name'       => $this->language->get('text_title'),
				'option'     => $option_data,
				'sort_order' => $sort_order
			];
		}

		return $method_data;
	}

	public function addHutkoOrder($order_id, $ref)
	{
		$this->db->query("INSERT INTO `" . DB_PREFIX . "hutko_order` SET `order_id` = '" . (int)$order_id . "', `hutko_transaction_ref` = '" . $this->db->escape($ref) . "', `date_added` = NOW() ON DUPLICATE KEY UPDATE `hutko_transaction_ref` = '" . $this->db->escape($ref) . "'");
	}
}