/**

 * Send a server-side event to the FB Conversions API when a Gravity Forms form is submitted using the Conversion Pixels addon.

 *

 * @param array $entry The entry data.

 * @param array $form The form data.

 */

add_action( 'gform_after_submission', function ( $entry, $form ) {

	// Run this only for a specific form id.

	if ( 1 !== rgar( $form, 'id' ) ) {

		return;

	}

	if ( function_exists( 'wpcode_pixel' ) ) {

		// Send event for FB Pixel.

		// Find the auto-insert type for fb.

		$pixel_types = wpcode_pixel()->auto_insert->types;

		foreach ( $pixel_types as $pixel_type ) {

			if ( $pixel_type instanceof WPCode_Pixel_Auto_Insert_Facebook ) {

				$pixel_type->send_server_event(

					array(

						'event_name'  => 'Lead', // This can be changed to "Contact" or "CompleteRegistration" or any other event name.

						'event_time'  => time(),

						'custom_data' => array(),

						'user_data'   => $pixel_type->get_user_data( array() ),

					)

				);

			}

		}

	}

}, 10, 2 );