Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
100.00% |
6 / 6 |
|
100.00% |
1 / 1 |
CRAP | |
100.00% |
1 / 1 |
| TaxDeterminationMatrix | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
4 | |
100.00% |
1 / 1 |
| determine | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
4 | |||
| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** @license For full copyright and license information, please see the LICENSE.md file. */ |
| 6 | |
| 7 | namespace App\Modules\Tax\Domain\Service; |
| 8 | |
| 9 | defined('AMMONLY_APP') || exit('Direct script access is forbidden.'); |
| 10 | |
| 11 | use App\Modules\Tax\Domain\Model\TaxRate; |
| 12 | use App\Modules\Tax\Domain\Model\TaxRule; |
| 13 | |
| 14 | /** |
| 15 | * Domain Service for evaluating tax determination rules and resolving target tax rates. |
| 16 | */ |
| 17 | final class TaxDeterminationMatrix |
| 18 | { |
| 19 | /** |
| 20 | * Resolve the appropriate TaxRate based on transaction context. |
| 21 | * |
| 22 | * @param TaxRule[] $rules Active determination rules |
| 23 | * @param string $customerType 'all', 'b2b', 'b2c' |
| 24 | * @param string $geoZone 'domestic', 'eu_vat', 'eu_consumer', 'export_world' |
| 25 | * @param string $itemType 'all', 'product', 'service', 'margin_goods' |
| 26 | * @param TaxRate|null $fallbackRate Fallback tax rate if no rule matches |
| 27 | * @return TaxRate|null |
| 28 | */ |
| 29 | public function determine( |
| 30 | array $rules, |
| 31 | string $customerType, |
| 32 | string $geoZone, |
| 33 | string $itemType, |
| 34 | ?TaxRate $fallbackRate = null, |
| 35 | ): ?TaxRate { |
| 36 | usort($rules, static fn(TaxRule $a, TaxRule $b): int => $a->priority <=> $b->priority); |
| 37 | |
| 38 | foreach ($rules as $rule) { |
| 39 | if ($rule->matches($customerType, $geoZone, $itemType) && $rule->targetTaxRate !== null) { |
| 40 | return $rule->targetTaxRate; |
| 41 | } |
| 42 | } |
| 43 | |
| 44 | return $fallbackRate; |
| 45 | } |
| 46 | } |