Support for PW Gift Cards plugin

functions

<?php 

// add to your theme functions.php file
function custom_product_response($response) {
    if( ! function_exists('is_pos') || ! is_pos() )
        return $response;

    $data = $response->get_data();
    $type = isset( $data['type'] ) ? $data['type'] : '';

    if($type == 'pw-gift-card') {
        $data['type'] = 'variable';
        $response->set_data( $data );
    }

    return $response;
}

add_filter( 'woocommerce_rest_prepare_product_object', 'custom_product_response', 9, 1 );