Add tracking.my shippment tracking number to woocommerce email order

add-tracking-information-into-woocomerce-order-email-using-trackingmy.php

<?php
 
// The plugin: https://www.tracking.my/integration/woocommerce
//
// To integrate tracking.my shipment tracking number to woocomerce order email 
// add below function to functions.php

// Tracking.my add tracking number to email
function add_tracking_info_to_order_email( $order, $sent_to_admin, $plain_text, $email ) {
    // Get the order ID
    $order_id = $order->get_id();

    // Retrieve the _shipment_trackings_trackingmy meta field
    $tracking_items = get_post_meta( $order_id, '_shipment_trackings_trackingmy', true );
	
    // Check if tracking items exist
    if ( $tracking_items && is_array( $tracking_items ) ) {
        echo '<h2>Shipment Tracking Information:</h2>';

        // Loop through tracking items and display information
        foreach ( $tracking_items as $tracking_item ) {
          echo '<p>';
          echo '<span style="font-weight: bold;">Tracking Number:</span> ';
          echo '<a href="' . esc_url( $tracking_item['short_link'] ) . '">'; 
          echo esc_html( $tracking_item['tracking_number'] ); 
          echo '</a>';
          echo '</p>';

          // For full details, use code below
          //echo '<p>Order ID: ' . esc_html( $tracking_item['order_id'] ) . '</p>';
          //echo '<p>Short Link: <a href="' . esc_url( $tracking_item['short_link'] ) . '">' . esc_html( $tracking_item['short_link'] ) . '</a></p>';
          //echo '<p>Tracking ID: ' . esc_html( $tracking_item['tracking_id'] ) . '</p>';
          //echo '<p>Tracking Number: ' . esc_html( $tracking_item['tracking_number'] ) . '</p>';
          //echo '<p>Courier: ' . esc_html( $tracking_item['courier'] ) . '</p>';
          //echo '<p>Note: ' . esc_html( $tracking_item['note'] ) . '</p>';
          //echo '<p>Parcel Content: ' . esc_html( $tracking_item['parcel_content'] ) . '</p>';
          //echo '<p>Status: ' . esc_html( $tracking_item['status'] ) . '</p>';
        }
    }
}
add_action( 'woocommerce_email_after_order_table', 'add_tracking_info_to_order_email', 10, 4 );