free shipping for specific checkout

free shipping for specific checkout

add_filter( 'woocommerce_package_rates', 'wfacp_force_free_shipping_on_funnel_pages', 100, 2 );

/**
 * Filter shipping rates to force free shipping on target FunnelKit checkout pages.
 *
 * @param array $rates   Available shipping rates.
 * @param array $package Shipping package data.
 *
 * @return array Filtered shipping rates.
 */
function wfacp_force_free_shipping_on_funnel_pages( $rates, $package ) {
	//checkout page IDs — add your page IDs here.
	$free_shipping_pages = array(2567 , 2916  );

	if ( empty( $free_shipping_pages ) ) {
		return $rates;
	}

	if ( ! class_exists( 'WFACP_Common' ) ) {
		return $rates;
	}

	$current_page_id = WFACP_Common::get_id();

	if ( empty( $current_page_id ) || ! in_array( (int) $current_page_id, $free_shipping_pages, true ) ) {
		return $rates;
	}

	$free_rates = array();
	foreach ( $rates as $rate_id => $rate ) {
		if ( 'free_shipping' === $rate->get_method_id() ) {
			$free_rates[ $rate_id ] = $rate;
		}
	}

	if ( ! empty( $free_rates ) ) {
		return $free_rates;
	}

	$free_rate = new WC_Shipping_Rate(
		'free_shipping:funnelkit_override',
		__( 'Free Shipping', 'woocommerce' ),
		0,
		array(),
		'free_shipping'
	);

	return array( 'free_shipping:funnelkit_override' => $free_rate );
}