Code snippet for send SMS using Twilio SMS Notifications plugin when shipments status change from TrackShip

ast_trigger_ts_status_change.php

<?php
add_action( 'ast_trigger_ts_status_change', 'ast_send_status_change_sms_twillio', 10, 3 );

function ast_send_status_change_sms_twillio($order_id, $old_status, $new_status){
	
	$wc_ast_api_key = get_option('wc_ast_api_key');
	$blog_title = get_bloginfo();
	
	if ( !class_exists( 'WC_Advanced_Shipment_Tracking_Actions' ) ) {
		return;
	}	
	
	if( !$wc_ast_api_key ){
		return;
	}
	
	if( $old_status != $new_status){		
		$new_status = apply_filters( "trackship_status_filter", $new_status );
		$message = 'Hi there. we thought you’d like to know that your recent order - #'.$order_id.' from '.$blog_title.' is '.$new_status.'.';
    
		if ( class_exists( 'WC_Twilio_SMS_Notification' ) ) {
			$sms_notification = new WC_Twilio_SMS_Notification($order_id);
			$sms_notification->send_manual_customer_notification($message);	
		}  
	}	
}
?>