Gravity form Create post on form submission with ACF gallery field data

if (!function_exists('media_sideload_image')) {
    require_once(ABSPATH . 'wp-admin/includes/image.php');
    require_once(ABSPATH . 'wp-admin/includes/file.php');
    require_once(ABSPATH . 'wp-admin/includes/media.php');
}


add_action('gform_after_submission_2', 'create_gallery_post_after_submission', 10, 2);
function create_gallery_post_after_submission($entry, $form) {
    // Include necessary functions for media handling
    if (!function_exists('media_sideload_image')) {
        require_once(ABSPATH . 'wp-admin/includes/image.php');
        require_once(ABSPATH . 'wp-admin/includes/file.php');
        require_once(ABSPATH . 'wp-admin/includes/media.php');
    }

    // Define your custom post type
    $post_type = 'gallery';

    // Prepare post data
    $post_data = array(
        'post_title'   => rgar($entry, '5'), // Assuming field ID 5 is the title
        'post_content' => '', // Assuming field ID 2 is the content
        'post_status'  => 'publish',
        'post_type'    => $post_type,
    );

    // Insert the post into the database
    $post_id = wp_insert_post($post_data);

    // Get the image URLs from entry
    $image_urls = json_decode(rgar($entry, '1')); // Assuming field ID 1 contains the JSON array string
    $image_ids = array(); // Array to hold the IDs of uploaded images

    // Loop through each image URL
    if (is_array($image_urls)) {
        foreach ($image_urls as $image_url) {
            // Upload the image to the Media Library
            $image_id = media_sideload_image($image_url, $post_id, null, 'id');
            if (!is_wp_error($image_id)) {
                $image_ids[] = $image_id; // Collect the image ID
            }
        }
    }

    // Optionally, you can set post meta for the uploaded images
    if (!empty($image_ids)) {
        update_post_meta($post_id, 'gallery_images', $image_ids); // Store the array of image IDs
    }
}