if ( ! function_exists( 'wpcodebook_get_variation_id' ) ) {
/**
* Get the min or max (by price) active variation ID in WooCommerce.
*/
function wpcodebook_get_variation_id( $variable_product_id, $min_or_max = 'min' ) {
$product = wc_get_product( $variable_product_id );
if ( $product && $product->is_type( 'variable' ) ) {
$prices = $product->get_variation_prices( true );
$variation_ids = array_keys( $prices['price'] );
return ( 'min' === $min_or_max ? $variation_ids[0] : $variation_ids[ count( $variation_ids ) - 1 ] );
}
return false; // not a (variable) product
}
}
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