/**
* Setting flag if dowenloadable product can be or not in complex product
* based on link can be purchased separately or not
*
* @param \Magento\Catalog\Model\Product $product
* @return void
*/
public function beforeSave($product)
{
parent::beforeSave($product);
if ($this->getLinkSelectionRequired($product)) {
$product->setTypeHasRequiredOptions(true)->setRequiredOptions(true);
} else {
$product->setTypeHasRequiredOptions(false)->setRequiredOptions(false);
}
// Update links_exist attribute value
$linksExist = false;
if ($data = $product->getDownloadableData()) {
if (isset($data['link'])) {
foreach ($data['link'] as $linkItem) {
if (!isset($linkItem['is_delete']) || !$linkItem['is_delete']) {
$linksExist = true;
break;
}
}
}
}
$product->setTypeHasOptions($linksExist);
$product->setLinksExist($linksExist);
}
