Adds a new WooCommerce Twilio message variable for use with WooCommerce Delivery Slots when using WooCommerce Twilio SMS Notifications

sv_wc_twilio_sms_variable_replacement_jckwds_date.php

<?php // only use if needed

/**
 * Add a new WooCommerce Twilio message variable for use with WooCommerce Delivery Slots
 *
 * @param string $message the SMS message
 * @param \WC_Order $order the order object
 * @return string updated message
 */
function sv_wc_twilio_sms_variable_replacement_jckwds_date( $message, $order ) {

	// Adds the custom WooCommerce Delivery Slots date as a variable to be used
	$jckwds_date = $order->get_meta( 'jckwds_date', true );
	$message     = str_replace( '%jckwds_date%', $jckwds_date, $message );

	return $message;
}

add_filter( 'wc_twilio_sms_customer_sms_before_variable_replace', 'sv_wc_twilio_sms_variable_replacement_jckwds_date', 10, 2 );