Iconic WDS modify cutoff time and allowed days based on shipping zone

iconic-wds-modify-cuttoff-and-allowed-days.php

<?php

/**
 * Return shipping zones.
 */
function iconic_get_shipping_zones() {
	// TODO modify these arrays as per your store setup.
	return array(
		'zone_1' => array( 'free_shipping:1', 'flat_rate:7' ),
		'zone_2' => array( 'flat_rate:3', 'free_shipping:4' ),
		'zone_3' => array( 'free_shipping:2' ),
	);
}

/**
 * Change delivery dates based on the currently selected shipping method.
 *
 * @param array $allowed_days Allowed days.
 */
function iconic_change_allowed_days( $allowed_days ) {
	if ( empty( WC()->session ) ) {
		return;
	}

	global $iconic_wds;

	$zones                = iconic_get_shipping_zones();
	$post_shipping_method = filter_input( INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
	$shipping_method      = ( ! empty( $post_shipping_method ) && is_array( $post_shipping_method ) ) ? $post_shipping_method[0] : $iconic_wds->get_chosen_shipping_method_for_session();

	if ( in_array( $shipping_method, $zones['zone_3'], true ) ) {
		return array(
			0 => false, // Sunday.
			1 => true, // Monday.
			2 => true, // Tuesday.
			3 => true, // Wednesday.
			4 => true, // Thursday.
			5 => true, // Friday.
			6 => false, // Saturday.
		);
	}

	return $allowed_days;
}

add_filter( 'iconic_wds_allowed_days', 'iconic_change_allowed_days' );

/**
 * Iconic WDS: modify same and next day cutoff.
 */
function iconic_change_same_next_day_cutoff() {
	if ( empty( WC()->session ) ) {
		return;
	}

	global $iconic_wds;

	$zones                = iconic_get_shipping_zones();
	$post_shipping_method = filter_input( INPUT_POST, 'shipping_method', FILTER_DEFAULT, FILTER_REQUIRE_ARRAY );
	$shipping_method      = ( ! empty( $post_shipping_method ) && is_array( $post_shipping_method ) ) ? $post_shipping_method[0] : $iconic_wds->get_chosen_shipping_method_for_session();

	if ( in_array( $shipping_method, $zones['zone_1'], true ) ) {
		$iconic_wds->settings['datesettings_datesettings_sameday_cutoff'] = '15:00';
		$iconic_wds->settings['datesettings_datesettings_nextday_cutoff'] = false; // no cutoff.
	}

	if ( in_array( $shipping_method, $zones['zone_2'], true ) ) {
		$iconic_wds->settings['datesettings_datesettings_sameday_cutoff'] = '00:00';
		$iconic_wds->settings['datesettings_datesettings_nextday_cutoff'] = false; // no cutoff.
	}

	if ( in_array( $shipping_method, $zones['zone_3'], true ) ) {
		$iconic_wds->settings['datesettings_datesettings_sameday_cutoff'] = '15:00';
		$iconic_wds->settings['datesettings_datesettings_nextday_cutoff'] = false; // no cutoff.
	}

}
add_action( 'init', 'iconic_change_same_next_day_cutoff', 11 );