/**
* Array of SKU to array of super attribute values for all products.
*
* @return $this
*/
protected function _loadSkuSuperData()
{
if (!$this->_skuSuperData) {
$mainTable = $this->_resource->getTableName('catalog_product_super_attribute');
$priceTable = $this->_resource->getTableName('catalog_product_super_attribute_pricing');
$select = $this->_connection->select()->from(['m' => $mainTable], ['product_id', 'attribute_id', 'product_super_attribute_id'])->joinLeft(['p' => $priceTable], $this->_connection->quoteIdentifier('p.product_super_attribute_id') . ' = ' . $this->_connection->quoteIdentifier('m.product_super_attribute_id'), ['value_index']);
foreach ($this->_connection->fetchAll($select) as $row) {
$attrId = $row['attribute_id'];
$productId = $row['product_id'];
if ($row['value_index']) {
$this->_skuSuperData[$productId][$attrId][$row['value_index']] = true;
}
$this->_productSuperAttrs["{$productId}_{$attrId}"] = $row['product_super_attribute_id'];
}
}
return $this;
}
