Auto complete processing orders with bookings which start date is passed in WooCommerce.

auto-complete-processing-orders-with-bookings-which-start-date-is-passed.php

// Define a custom schedule time for Cron schedules tasks
add_filter( 'cron_schedules','hourly_cron_schedule' );
function hourly_cron_schedule( $schedules ) {
    if ( ! isset( $schedules["hourly"] ) ) {
        $schedules["hourly"] = array(
            'interval' => HOUR_IN_SECONDS,
            'display' => __( 'Hourly' )
        );
    }
    return $schedules;
}

// Define the scheduled task
add_action('init', 'my_custom_schedule_task');
function my_custom_schedule_task() {
    // Schedule an action (if it's not already scheduled)
    if ( ! wp_next_scheduled( 'scheduled_complete_processing_orders' ) ) {
        wp_schedule_event( time(), 'hourly', 'scheduled_complete_processing_orders' );
    }
}


// Function to run on the scheduled event
add_action( 'scheduled_complete_processing_orders', 'complete_processing_orders_with_bookings' );
function complete_processing_orders_with_bookings() {
    // Get all processing orders
    $orders = wc_get_orders( array(
        'type'        => 'shop_order',
        'limit'       => -1,
        'status'      => 'processing', 
    ) );

    // Lopp through processing orders
    foreach ( $orders as $order ) {
        // Get Bookings (IDs) from the order
        $booking_ids = WC_Booking_Data_Store::get_booking_ids_from_order_id( $order->get_id() );

        // Only orders with bookings
        if( $booking_ids ) {
            // Loop through bookings within the order
            foreach ( $booking_ids as $booking_id ) {
                $booking = new WC_Booking( $booking_id ); // Get the WC_Booking object

                // If start date has passed 
                if ( strtotime( $booking->get_start_date() ) > time() ) {
                    $order->update_status( 'completed' );
                }
            }
        }
    }
}