1using UnityEngine;
 2using Xsolla.Catalog;
 3using Xsolla.Core;
 4
 5namespace Xsolla.Samples.Steam
 6{
 7	public class SellViaSteamGateway : MonoBehaviour
 8	{
 9		// Function for starting the purchase process via Steam Gateway
10		public void PurchaseItem(string itemSku)
11		{
12			// Get additional headers for the request from `SteamUtils` class
13			var additionalHeaders = SteamUtils.GetAdditionalCustomHeaders();
14
15			// Starting the purchase process
16			// Pass the `itemSku` parameter and callback functions for success and error cases
17			// Pass `additionalHeaders` variable as the optional `customHeaders` parameter
18			XsollaCatalog.Purchase(itemSku, OnPurchaseSuccess, OnError, customHeaders: additionalHeaders);
19		}
20
21		private void OnPurchaseSuccess(OrderStatus status)
22		{
23			Debug.Log("Purchase successful");
24			// Add actions taken in case of success
25		}
26
27		private void OnError(Error error)
28		{
29			Debug.LogError($"Error: {error.errorMessage}");
30			// Add actions taken in case of error
31		}
32	}
33}