public function getVariantOptions(VariantInterface $variant) : array
{
$options = [];
$variant->getOptions()->map(function (VariantOptionInterface $variantOption) use(&$options) {
$attribute = $variantOption->getAttribute();
$attributeValue = $variantOption->getAttributeValue();
$options[$attribute->translate()->getName()] = $attributeValue->translate()->getName();
});
return $options;
}
public function __construct(ProductInterface $product, VariantInterface $variant = null, $quantity, \Exception $previous)
{
$message = sprintf('Cannot add item with id: "%s", attribute: "%s" and quantity: "%s" to cart', $product->getId(), null === $variant ? 0 : $variant->getId(), $quantity);
parent::__construct($message, $previous->getCode(), $previous);
}
protected function getVariantId(VariantInterface $variant = null)
{
return !$variant instanceof VariantInterface ? 0 : $variant->getId();
}
/**
* Calculates new amount for attribute
*
* @param VariantInterface $variant
* @param $amount
*
* @return float
*/
protected function calculateAttributePrice(VariantInterface $variant, $amount)
{
$modifierType = $variant->getModifierType();
$modifierValue = $variant->getModifierValue();
switch ($modifierType) {
case '+':
$amount = $amount + $modifierValue;
break;
case '-':
$amount = $amount - $modifierValue;
break;
case '%':
$amount = $amount * ($modifierValue / 100);
break;
}
return round($amount, 2);
}