Implement the Callbacks

using Appcharge.PaymentLinks.Models;
using Appcharge.PaymentLinks.Interfaces;
using UnityEngine;

public class AppchargeCallbackImpl : ICheckoutPurchase
{
    public void OnInitialized()
    {
        Debug.Log("SDK initialization was successful.");
    }

    public void OnInitializeFailed(ErrorMessage error)
    {
        Debug.Log("SDK initialization failed.");
    }

    public void OnPricePointsSuccess(PricePointsModel pricePoints)
    {
       Debug.Log("Price points retrived.");
    }

    public void OnPricePointsFail(ErrorMessage error)
    {
        Debug.Log("Failed to retrieve price points."); 
    }

    public void OnPurchaseSuccess(OrderResponseModel order)
    {
        Debug.Log("Purchase was successful: " + order.orderId);
    }

    public void OnPurchaseFailed(ErrorMessage error, OrderResponseModel order)
    {
        Debug.Log("Purchase failed: " + (order != null ? order.orderId : "no order found"));
    }
}