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<?php declare(strict_types=1); |
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namespace Shopware\Core\Checkout\Cart\Rule; |
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use Shopware\Core\Checkout\Cart\Exception\PayloadKeyNotFoundException; |
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use Shopware\Core\Checkout\Cart\LineItem\LineItem; |
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use Shopware\Core\Framework\Rule\Exception\UnsupportedOperatorException; |
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use Shopware\Core\Framework\Rule\Rule; |
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use Shopware\Core\Framework\Rule\RuleScope; |
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use Shopware\Core\System\CustomField\CustomFieldTypes; |
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use Symfony\Component\Validator\Constraint; |
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use Symfony\Component\Validator\Constraints\Choice; |
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use Symfony\Component\Validator\Constraints\NotBlank; |
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class LineItemCustomFieldRule extends Rule |
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{ |
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/** @var string */ |
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protected $operator; |
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/** @var array */ |
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protected $renderedField; |
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/** @var mixed */ |
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protected $renderedFieldValue; |
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public function getName(): string |
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{ |
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return 'cartLineItemCustomField'; |
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} |
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/** |
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* @throws UnsupportedOperatorException |
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*/ |
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public function match(RuleScope $scope): bool |
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{ |
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if ($scope instanceof LineItemScope) { |
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return $this->isCustomFieldValid($scope->getLineItem()); |
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} |
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if (!$scope instanceof CartRuleScope) { |
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return false; |
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} |
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foreach ($scope->getCart()->getLineItems() as $lineItem) { |
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if ($this->isCustomFieldValid($lineItem)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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public function getConstraints(): array |
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{ |
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return [ |
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'renderedField' => [new NotBlank()], |
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'selectedField' => [new NotBlank()], |
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'selectedFieldSet' => [new NotBlank()], |
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'renderedFieldValue' => $this->getRenderedFieldValueConstraints(), |
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'operator' => [ |
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new NotBlank(), |
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new Choice( |
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[ |
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self::OPERATOR_NEQ, |
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self::OPERATOR_GTE, |
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self::OPERATOR_LTE, |
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self::OPERATOR_EQ, |
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self::OPERATOR_GT, |
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self::OPERATOR_LT, |
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] |
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), |
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], |
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]; |
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} |
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/** |
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* @throws UnsupportedOperatorException |
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*/ |
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private function isCustomFieldValid(LineItem $lineItem): bool |
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{ |
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try { |
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$customFields = $lineItem->getPayloadValue('customFields'); |
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$actual = $this->getValue($customFields, $this->renderedField); |
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if ($actual === null) { |
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return false; |
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} |
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$expected = $this->getExpectedValue($this->renderedFieldValue, $this->renderedField); |
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} catch (PayloadKeyNotFoundException $e) { |
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return false; |
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} |
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switch ($this->operator) { |
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case self::OPERATOR_NEQ: |
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return $actual !== $expected; |
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case self::OPERATOR_GTE: |
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return $actual >= $expected; |
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case self::OPERATOR_LTE: |
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return $actual <= $expected; |
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case self::OPERATOR_EQ: |
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return $actual === $expected; |
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case self::OPERATOR_GT: |
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return $actual > $expected; |
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case self::OPERATOR_LT: |
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return $actual < $expected; |
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default: |
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throw new UnsupportedOperatorException($this->operator, self::class); |
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} |
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} |
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/** |
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* @return Constraint[] |
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*/ |
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private function getRenderedFieldValueConstraints(): array |
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{ |
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$constraints = []; |
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if (!\is_array($this->renderedField) || !\array_key_exists('type', $this->renderedField)) { |
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return [new NotBlank()]; |
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} |
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if ($this->renderedField['type'] !== CustomFieldTypes::BOOL) { |
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$constraints[] = new NotBlank(); |
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} |
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return $constraints; |
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} |
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/** |
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* @return string|int|float|bool|null |
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*/ |
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private function getValue(array $customFields, array $renderedField) |
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{ |
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if (in_array($renderedField['type'], [CustomFieldTypes::BOOL, CustomFieldTypes::SWITCH], true)) { |
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if (!empty($customFields) && \array_key_exists($this->renderedField['name'], $customFields)) { |
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return $customFields[$renderedField['name']]; |
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} |
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return false; |
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} |
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if (!empty($customFields) && \array_key_exists($this->renderedField['name'], $customFields)) { |
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return $customFields[$renderedField['name']]; |
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} |
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return null; |
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} |
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/** |
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* @param string|int|float|bool|null $renderedFieldValue |
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* |
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* @return string|int|float|bool|null |
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*/ |
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private function getExpectedValue($renderedFieldValue, array $renderedField) |
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{ |
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if (in_array($renderedField['type'], [CustomFieldTypes::BOOL, CustomFieldTypes::SWITCH], true)) { |
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return $renderedFieldValue ?? false; // those fields are initialized with null in the rule builder |
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} |
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return $renderedFieldValue; |
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} |
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} |
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shopware /
platform
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