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mirror of https://github.com/invoiceninja/invoiceninja.git synced 2024-11-10 21:22:58 +01:00
invoiceninja/app/DataMapper/Tax/BaseRule.php
2023-05-15 21:20:47 +10:00

314 lines
9.1 KiB
PHP

<?php
/**
* Invoice Ninja (https://invoiceninja.com).
*
* @link https://github.com/invoiceninja/invoiceninja source repository
*
* @copyright Copyright (c) 2023. Invoice Ninja LLC (https://invoiceninja.com)
*
* @license https://www.elastic.co/licensing/elastic-license
*/
namespace App\DataMapper\Tax;
use App\Models\Client;
use App\Models\Invoice;
use App\Models\Product;
use App\DataProviders\USStates;
use App\DataMapper\Tax\ZipTax\Response;
class BaseRule implements RuleInterface
{
/** EU TAXES */
public bool $consumer_tax_exempt = false;
public bool $business_tax_exempt = true;
public bool $eu_business_tax_exempt = true;
public bool $foreign_business_tax_exempt = true;
public bool $foreign_consumer_tax_exempt = true;
public string $seller_region = '';
public string $client_region = '';
public string $client_subregion = '';
public array $eu_country_codes = [
'AT', // Austria
'BE', // Belgium
'BG', // Bulgaria
'CY', // Cyprus
'CZ', // Czech Republic
'DE', // Germany
'DK', // Denmark
'EE', // Estonia
'ES', // Spain
'FI', // Finland
'FR', // France
'GR', // Greece
'HR', // Croatia
'HU', // Hungary
'IE', // Ireland
'IT', // Italy
'LT', // Lithuania
'LU', // Luxembourg
'LV', // Latvia
'MT', // Malta
'NL', // Netherlands
'PL', // Poland
'PT', // Portugal
'RO', // Romania
'SE', // Sweden
'SI', // Slovenia
'SK', // Slovakia
];
public array $region_codes = [
'AT' => 'EU', // Austria
'BE' => 'EU', // Belgium
'BG' => 'EU', // Bulgaria
'CY' => 'EU', // Cyprus
'CZ' => 'EU', // Czech Republic
'DE' => 'EU', // Germany
'DK' => 'EU', // Denmark
'EE' => 'EU', // Estonia
'ES' => 'EU', // Spain
'FI' => 'EU', // Finland
'FR' => 'EU', // France
'GR' => 'EU', // Greece
'HR' => 'EU', // Croatia
'HU' => 'EU', // Hungary
'IE' => 'EU', // Ireland
'IT' => 'EU', // Italy
'LT' => 'EU', // Lithuania
'LU' => 'EU', // Luxembourg
'LV' => 'EU', // Latvia
'MT' => 'EU', // Malta
'NL' => 'EU', // Netherlands
'PL' => 'EU', // Poland
'PT' => 'EU', // Portugal
'RO' => 'EU', // Romania
'SE' => 'EU', // Sweden
'SI' => 'EU', // Slovenia
'SK' => 'EU', // Slovakia
'US' => 'US', // United States
'AU' => 'AU', // Australia
];
/** EU TAXES */
/** US TAXES */
/** US TAXES */
public string $tax_name1 = '';
public float $tax_rate1 = 0;
public string $tax_name2 = '';
public float $tax_rate2 = 0;
public string $tax_name3 = '';
public float $tax_rate3 = 0;
protected ?Client $client;
public ?Response $tax_data;
public mixed $invoice;
public function __construct()
{
}
public function init(): self
{
return $this;
}
public function setEntity(mixed $invoice): self
{
$this->invoice = $invoice;
$this->client = $invoice->client;
$this->configTaxData()
->resolveRegions();
$this->tax_data = new Response($this->invoice->tax_data);
return $this;
}
private function configTaxData(): self
{
/* If the client Country is not in the region_codes, we force the company country onto the client? @TODO */
if(!array_key_exists($this->client->country->iso_3166_2, $this->region_codes)) {
$this->client->country_id = $this->invoice->company->settings->country_id;
$this->client->saveQuietly();
nlog('Automatic tax calculations not supported for this country - defaulting to company country');
}
/** Harvest the client_region */
$this->client_region = $this->region_codes[$this->client->country->iso_3166_2];
/** If the tax data is already set and the invoice is marked as sent, do not adjust the rates */
if($this->invoice->tax_data && $this->invoice->status_id > 1)
return $this;
//Pass the client tax data into the invoice tax data object
$tax_data = is_object($this->invoice->client->tax_data) ? $this->invoice->client->tax_data : new Response([]);
/** If no Origin / Destination has been set and the seller and client sub regions are not the same, force destination tax */
if(strlen($this->invoice->tax_data?->originDestination) == 0 && $this->client->company->tax_data->seller_subregion != $this->client_subregion) {
$tax_data->originDestination = "D";
$tax_data->geoState = $this->client_subregion;
if($this->invoice instanceof Invoice) {
$this->invoice->tax_data = $tax_data;
$this->invoice->saveQuietly();
}
}
return $this;
}
// Refactor to support switching between shipping / billing country / region / subregion
private function resolveRegions(): self
{
match($this->client_region){
'US' => $this->client_subregion = strlen($this->invoice?->tax_data?->geoState) > 1 ? $this->invoice?->tax_data?->geoState : $this->getUSState(),
'EU' => $this->client_subregion = $this->client->country->iso_3166_2,
'AU' => $this->client_subregion = 'AU',
default => $this->client_subregion = $this->client->country->iso_3166_2,
};
return $this;
}
private function getUSState(): string
{
try {
return USStates::getState(strlen($this->client->postal_code) > 1 ? $this->client->postal_code : $this->client->shipping_postal_code);
} catch (\Exception $e) {
return $this->client->company->country()->iso_3166_2 == 'US' ? $this->client->company->tax_data->seller_subregion : 'CA';
}
}
public function isTaxableRegion(): bool
{
return $this->client->company->tax_data->regions->{$this->client_region}->tax_all_subregions || $this->client->company->tax_data->regions->{$this->client_region}->subregions->{$this->client_subregion}->apply_tax;
}
public function defaultForeign(): self
{
if($this->client_region == 'US') {
$this->tax_rate1 = $this->tax_data->taxSales * 100;
$this->tax_name1 = "{$this->tax_data->geoState} Sales Tax";
return $this;
}
elseif($this->client_region == 'AU'){ //these are defaults and are only stubbed out for now, for AU we can actually remove these
$this->tax_rate1 = $this->client->company->tax_data->regions->AU->subregions->AU->tax_rate;
$this->tax_name1 = $this->client->company->tax_data->regions->AU->subregions->AU->tax_name;
return $this;
}
if(isset($this->client->company->tax_data->regions->{$this->client_region}->subregions->{$this->client_subregion})) {
$this->tax_rate1 = $this->client->company->tax_data->regions->{$this->client_region}->subregions->{$this->client_subregion}->tax_rate;
$this->tax_name1 = $this->client->company->tax_data->regions->{$this->client_region}->subregions->{$this->client_subregion}->tax_name;
}
return $this;
}
public function tax($item = null): self
{
if ($this->client->is_tax_exempt) {
return $this->taxExempt($item);
} elseif($this->client_region == $this->seller_region && $this->isTaxableRegion()) {
$this->taxByType($item);
return $this;
} elseif($this->isTaxableRegion()) { //other regions outside of US
match(intval($item->tax_id)) {
Product::PRODUCT_TYPE_EXEMPT => $this->taxExempt($item),
Product::PRODUCT_TYPE_REDUCED_TAX => $this->taxReduced($item),
Product::PRODUCT_TYPE_OVERRIDE_TAX => $this->override($item),
default => $this->defaultForeign(),
};
}
return $this;
}
public function taxByType(mixed $type): self
{
return $this;
}
public function taxReduced($item): self
{
return $this;
}
public function taxExempt($item): self
{
return $this;
}
public function taxDigital($item): self
{
return $this;
}
public function taxService($item): self
{
return $this;
}
public function taxShipping($item): self
{
return $this;
}
public function taxPhysical($item): self
{
return $this;
}
public function default($item): self
{
return $this;
}
public function override($item): self
{
return $this;
}
public function calculateRates(): self
{
return $this;
}
}