OpenCart 🇺🇦

$product_option_data = array();

$product_option_query = $this->db->query("SELECT * FROM `" . DB_PREFIX . "product_option` po LEFT JOIN `" . DB_PREFIX . "option` o ON (po.option_id = o.option_id) LEFT JOIN `" . DB_PREFIX . "option_description` od ON (o.option_id = od.option_id) WHERE po.product_id = '" . (int)$product_id . "' AND od.language_id = '" . (int)$this->config->get('config_language_id') . "'");

foreach ($product_option_query->rows as $product_option) {
	$product_option_value_data = array();	

	$product_option_value_query = $this->db->query("SELECT * FROM " . DB_PREFIX . "product_option_value WHERE product_option_id = '" . (int)$product_option['product_option_id'] . "'");

	foreach ($product_option_value_query->rows as $product_option_value) {
		$product_option_value_data[] = array(
			'product_option_value_id' => $product_option_value['product_option_value_id'],
			'option_value_id'         => $product_option_value['option_value_id'],
			'quantity'                => $product_option_value['quantity'],
			'subtract'                => $product_option_value['subtract'],
			'price'                   => $product_option_value['price'],
			'price_prefix'            => $product_option_value['price_prefix'],
			'points'                  => $product_option_value['points'],
			'points_prefix'           => $product_option_value['points_prefix'],						
			'weight'                  => $product_option_value['weight'],
			'weight_prefix'           => $product_option_value['weight_prefix']					
		);
	}

	$product_option_data[] = array(
		'product_option_id'    => $product_option['product_option_id'],
		'option_id'            => $product_option['option_id'],
		'name'                 => $product_option['name'],
		'type'                 => $product_option['type'],			
		'product_option_value' => $product_option_value_data,
		'option_value'         => $product_option['option_value'],
		'required'             => $product_option['required']				
	);
}

return $product_option_data;