Ekdant-Online-Store/system/library/cart/tax.php
2024-08-06 18:06:00 +05:45

211 lines
6.8 KiB
PHP

<?php
namespace Opencart\System\Library\Cart;
/**
* Class Tax
*
* @package
*/
class Tax {
/**
* @var object|mixed|null
*/
private object $db;
/**
* @var object|mixed|null
*/
private object $config;
/**
* @var array
*/
private array $tax_rates = [];
/**
* Constructor
*
* @param object $registry
*/
public function __construct(\Opencart\System\Engine\Registry $registry) {
$this->db = $registry->get('db');
$this->config = $registry->get('config');
}
/**
* setShippingAddress
*
* @param int $country_id
* @param int $zone_id
*
* @return void
*/
public function setShippingAddress(int $country_id, int $zone_id): void {
$tax_query = $this->db->query("SELECT tr1.`tax_class_id`, tr2.`tax_rate_id`, tr2.`name`, tr2.`rate`, tr2.`type`, tr1.`priority` FROM `" . DB_PREFIX . "tax_rule` tr1 LEFT JOIN `" . DB_PREFIX . "tax_rate` tr2 ON (tr1.`tax_rate_id` = tr2.`tax_rate_id`) INNER JOIN `" . DB_PREFIX . "tax_rate_to_customer_group` tr2cg ON (tr2.`tax_rate_id` = tr2cg.`tax_rate_id`) LEFT JOIN `" . DB_PREFIX . "zone_to_geo_zone` z2gz ON (tr2.`geo_zone_id` = z2gz.`geo_zone_id`) LEFT JOIN `" . DB_PREFIX . "geo_zone` gz ON (tr2.`geo_zone_id` = gz.`geo_zone_id`) WHERE tr1.`based` = 'shipping' AND tr2cg.`customer_group_id` = '" . (int)$this->config->get('config_customer_group_id') . "' AND z2gz.`country_id` = '" . (int)$country_id . "' AND (z2gz.`zone_id` = '0' OR z2gz.`zone_id` = '" . (int)$zone_id . "') ORDER BY tr1.`priority` ASC");
foreach ($tax_query->rows as $result) {
$this->tax_rates[$result['tax_class_id']][$result['tax_rate_id']] = [
'tax_rate_id' => $result['tax_rate_id'],
'name' => $result['name'],
'rate' => $result['rate'],
'type' => $result['type'],
'priority' => $result['priority']
];
}
}
/**
* setPaymentAddress
*
* @param int $country_id
* @param int $zone_id
*
* @return void
*/
public function setPaymentAddress(int $country_id, int $zone_id): void {
$tax_query = $this->db->query("SELECT tr1.`tax_class_id`, tr2.`tax_rate_id`, tr2.`name`, tr2.`rate`, tr2.`type`, tr1.`priority` FROM `" . DB_PREFIX . "tax_rule` tr1 LEFT JOIN `" . DB_PREFIX . "tax_rate` tr2 ON (tr1.`tax_rate_id` = tr2.`tax_rate_id`) INNER JOIN `" . DB_PREFIX . "tax_rate_to_customer_group` tr2cg ON (tr2.`tax_rate_id` = tr2cg.`tax_rate_id`) LEFT JOIN `" . DB_PREFIX . "zone_to_geo_zone` z2gz ON (tr2.`geo_zone_id` = z2gz.`geo_zone_id`) LEFT JOIN `" . DB_PREFIX . "geo_zone` gz ON (tr2.`geo_zone_id` = gz.`geo_zone_id`) WHERE tr1.`based` = 'payment' AND tr2cg.`customer_group_id` = '" . (int)$this->config->get('config_customer_group_id') . "' AND z2gz.`country_id` = '" . (int)$country_id . "' AND (z2gz.`zone_id` = '0' OR z2gz.`zone_id` = '" . (int)$zone_id . "') ORDER BY tr1.`priority` ASC");
foreach ($tax_query->rows as $result) {
$this->tax_rates[$result['tax_class_id']][$result['tax_rate_id']] = [
'tax_rate_id' => $result['tax_rate_id'],
'name' => $result['name'],
'rate' => $result['rate'],
'type' => $result['type'],
'priority' => $result['priority']
];
}
}
/**
* setStoreAddress
*
* @param int $country_id
* @param int $zone_id
*
* @return void
*/
public function setStoreAddress(int $country_id, int $zone_id): void {
$tax_query = $this->db->query("SELECT tr1.`tax_class_id`, tr2.`tax_rate_id`, tr2.`name`, tr2.`rate`, tr2.`type`, tr1.`priority` FROM `" . DB_PREFIX . "tax_rule` tr1 LEFT JOIN `" . DB_PREFIX . "tax_rate` tr2 ON (tr1.`tax_rate_id` = tr2.`tax_rate_id`) INNER JOIN `" . DB_PREFIX . "tax_rate_to_customer_group` tr2cg ON (tr2.`tax_rate_id` = tr2cg.`tax_rate_id`) LEFT JOIN `" . DB_PREFIX . "zone_to_geo_zone` z2gz ON (tr2.`geo_zone_id` = z2gz.`geo_zone_id`) LEFT JOIN `" . DB_PREFIX . "geo_zone` gz ON (tr2.`geo_zone_id` = gz.`geo_zone_id`) WHERE tr1.`based` = 'store' AND tr2cg.`customer_group_id` = '" . (int)$this->config->get('config_customer_group_id') . "' AND z2gz.`country_id` = '" . (int)$country_id . "' AND (z2gz.`zone_id` = '0' OR z2gz.`zone_id` = '" . (int)$zone_id . "') ORDER BY tr1.`priority` ASC");
foreach ($tax_query->rows as $result) {
$this->tax_rates[$result['tax_class_id']][$result['tax_rate_id']] = [
'tax_rate_id' => $result['tax_rate_id'],
'name' => $result['name'],
'rate' => $result['rate'],
'type' => $result['type'],
'priority' => $result['priority']
];
}
}
/**
* Calculate
*
* @param float $value
* @param int $tax_class_id
* @param bool $calculate
*
* @return float
*/
public function calculate(float $value, int $tax_class_id, bool $calculate = true): float {
if ($tax_class_id && $calculate) {
$amount = 0;
$tax_rates = $this->getRates($value, $tax_class_id);
foreach ($tax_rates as $tax_rate) {
if ($calculate != 'P' && $calculate != 'F') {
$amount += $tax_rate['amount'];
} elseif ($tax_rate['type'] == $calculate) {
$amount += $tax_rate['amount'];
}
}
return $value + $amount;
} else {
return $value;
}
}
/**
* getTax
*
* @param float $value
* @param int $tax_class_id
*
* @return float
*/
public function getTax(float $value, int $tax_class_id): float {
$amount = 0;
$tax_rates = $this->getRates($value, $tax_class_id);
foreach ($tax_rates as $tax_rate) {
$amount += $tax_rate['amount'];
}
return $amount;
}
/**
* getRateName
*
* @param int $tax_rate_id
*
* @return string
*/
public function getRateName(int $tax_rate_id): string {
$tax_query = $this->db->query("SELECT `name` FROM `" . DB_PREFIX . "tax_rate` WHERE `tax_rate_id` = '" . (int)$tax_rate_id . "'");
if ($tax_query->num_rows) {
return $tax_query->row['name'];
} else {
return false;
}
}
/**
* getRates
*
* @param float $value
* @param int $tax_class_id
*
* @return array
*/
public function getRates(float $value, int $tax_class_id): array {
$tax_rate_data = [];
if (isset($this->tax_rates[$tax_class_id])) {
foreach ($this->tax_rates[$tax_class_id] as $tax_rate) {
if (isset($tax_rate_data[$tax_rate['tax_rate_id']])) {
$amount = $tax_rate_data[$tax_rate['tax_rate_id']]['amount'];
} else {
$amount = 0;
}
if ($tax_rate['type'] == 'F') {
$amount += $tax_rate['rate'];
} elseif ($tax_rate['type'] == 'P') {
$amount += ($value / 100 * $tax_rate['rate']);
}
$tax_rate_data[$tax_rate['tax_rate_id']] = [
'tax_rate_id' => $tax_rate['tax_rate_id'],
'name' => $tax_rate['name'],
'rate' => $tax_rate['rate'],
'type' => $tax_rate['type'],
'amount' => $amount
];
}
}
return $tax_rate_data;
}
/**
* Clear
*
* @return void
*/
public function clear(): void {
$this->tax_rates = [];
}
}