WWPP – Add custom text to the Completed Order email for non-wholesale customers only

/**

 * Add custom text to the Completed Order email for non-wholesale customers only.

 */

add_action( 'woocommerce_email_before_order_table', function( $order, $sent_to_admin, $plain_text, $email ) {

    // Only target the Completed Order email

    if ( 'customer_completed_order' !== $email->id ) {

        return;

    }

    $customer_id = $order->get_customer_id();

    // If it's a guest order, we treat them as non-wholesale/retail

    if ( $customer_id ) {

        $user = get_userdata( $customer_id );

        $wholesale_roles = [ 'wholesale_customer', 'wholesale_vip' ]; // Add any other custom wholesale roles here

        // If the user has a wholesale role, we return early and do not show the message

        if ( $user && array_intersect( $wholesale_roles, (array) $user->roles ) ) {

            return;

        }

    }

    // Custom message for Retail/Non-Wholesale customers

    if ( $plain_text ) {

        echo "\n\nThank you for your order! We appreciate your business.\n\n";

    } else {

        echo '

        <div style="margin-bottom: 20px; padding: 15px; background-color: #f8f8f8; border-left: 4px solid #ebebeb;">

            <p style="margin: 0; font-size: 14px; color: #333;">

                <strong>Thank you for your order!</strong><br>

                We are processing your items and will notify you once they have shipped. 

                If you have any questions, feel free to reply to this email.

            </p>

        </div>';

    }

}, 10, 4 );