کار با پرداخت درون برنامه‌ای - Unity

using System.Collections.Generic;
using Backtory.InAppPurchase.Public;
using UnityEngine;

public class MyBehaviour : MonoBehaviour, IBacktoryIapListener
{
  private BacktoryIap backtoryIap;

  public void Init()
  {
    backtoryIap = new BacktoryIap("<CafeBazaar-RSA-Key>", this, "com.mycompany.mygame");
  }

  public void OnGetSkuDetailsFinished(IapResult result, IList<SkuDetails> skuDetailsList)
  {
    throw new System.NotImplementedException();
  }

  public void OnGetPurchasesFinished(IapResult result, IList<string> ownedSkus, string continuationToken)
  {
    throw new System.NotImplementedException();
  }

  public void OnPurchaseFinished(IapResult result, Purchase purchase, string webhookMessage)
  {
    throw new System.NotImplementedException();
  }

  public void OnConsumptionFinished(IapResult result, string sku, string purchaseToken, string webhookMessage)
  {
    throw new System.NotImplementedException();
  }

  public void OnSubscriptionFinished(IapResult result, Purchase purchase, string webhookMessage)
  {
    throw new System.NotImplementedException();
  }
}

var skuList = new List<string> {
    "gas",          // 1st sku to get details about
    "premium"};     // 2nd sku
backtoryIap.GetSkuDetailsInBackground(skuList);

public void OnGetSkuDetailsFinished(IapResult result, IList<SkuDetails> skuDetailsList)
{
    Debug.Log("getSkuDetails finished.");
    Debug.Log("request code: " + result.RequestCode);   // It is always -1,
                                            // which means NO request code!
    Debug.Log("result code: " + result.ResultCode
        + " and message: " + result.Message);       // All result codes are
                                          // found in IapResult source code.
    if (result.ResultCode == IapResult.SUCCESS) {
        foreach(SkuDetails sd in skuDetailsList) {
            Debug.Log("productId: " + sd.ProductId + ", price: " + sd.Price);
        }
    } else {
        // Failed for some reason.
        // `skuDetailsList` would be null.
    }
}

backtoryIap.GetPurchases(BacktoryIap.ITEM_TYPE_INAPP, null);     // Purchased products
// Or
backtoryIap.GetPurchases(BacktoryIap.ITEM_TYPE_SUBSCRIPTION, null); // Subscribed products

public void OnGetPurchasesFinished(IapResult result, IList<string> ownedSkus, string continuationToken)
{
    Debug.Log("getPurchases finished.");
    Debug.Log("request code: " + result.RequestCode);   // It is always -1,
                                            // which means NO request code!
    Debug.Log("result code: " + result.ResultCode
                 + " and message: " + result.Message);  // All result codes are
                                              // found in IapResult source code.
    if (result.ResultCode == IapResult.SUCCESS) {
        Debug.Log("Owned product-ids are:");
        foreach(string os in ownedSkus) {
            Debug.Log(os);
        }

        if (continuationToken != null) {
            // call getPurchases again,
            // and pass in the token to retrieve more items
        }
    } else {
        // Failed for some reason.
        // `ownedSkus` and `continuationToken` would be null.
    }
}

backtoryIap.InsecurePurchase("gas", "<Developer-Payload>");

backtoryIap.SecurePurchase("gas", "<Developer-Payload>", "<webhook-metaData>");

public void OnPurchaseFinished(IapResult result, Purchase purchase, string webhookMessage) {
    Debug.Log("Purchase finished.");
    Debug.Log("request code: " + result.RequestCode);   // 5001 for secure,
                                                      // 6001 for insecure
    Debug.Log("result code: " + result.ResultCode
                 + " and message: " + result.Message);  // All result codes are
                                              // found in IapResult source code.
    if (result.ResultCode == IapResult.SUCCESS) {
        Debug.Log("sku:" + purchase.ProductId +
                  ", purchaseToken: " + purchase.PurchaseToken);
        Debug.Log("webhook response: " + webhookMessage);
    } else if (result.ResultCode == IapResult.NOT_VERIFIED) {
        Debug.Log("Oh, no! A purchase forgery has been occurred.\n" +
                     "You can perform appropriate actions due to this immorality.\n" +
                     "For example, ban the user for some days, etc.");
    } else if (result.ResultCode == IapResult.VERIFICATION_ERROR) {
        Debug.Log("Some server error. :(\n" +
                     "You'd better trust the purchase " +
                     "to avoid potential customers dissatisfaction.");
    } else {
        // Failed for some reason.
        // `purchase` and `webhookMessage` would be null.
    }
}

public void OnPurchaseFinished(IapResult result, Purchase purchase, string webhookMessage) {

    // If you want to consume this purchase,
    // the following code will help.
    if (result.ResultCode == IapResult.SUCCESS) {
        string sku = purchase.ProductId;
        string purchaseToken = purchase.PurchaseToken;
        backtoryIap.InsecureConsume(sku, purchaseToken);
        // Or
        backtoryIap.SecureConsume(sku, purchaseToken, "<webhook-metaData>");
    }
}

public void OnConsumptionFinished(IapResult result,
    string sku, string purchaseToken, string webhookMessage) {
    Debug.Log("Consumption finished.");
    Debug.Log("request code: " + result.RequestCode);   // 5002 for secure,
                                                      // 6002 for insecure
    Debug.Log("result code: " + result.ResultCode
                 + " and message: " + result.Message);  // All result codes are
                                              // found in IapResult source code.
    if (result.ResultCode == IapResult.SUCCESS) {
        Debug.Log("sku: " + sku + ", token: " + purchaseToken);
        Debug.Log("webhook response: " + webhookMessage);
    } else if (result.ResultCode == IapResult.NOT_VERIFIED) {
        Debug.Log("Oh, no! A consume forgery has been occurred.\n" +
                     "You can perform appropriate actions due to this immorality.\n" +
                     "For example, ban the user for some days, etc.");
    } else if (result.ResultCode == IapResult.VERIFICATION_ERROR) {
        Debug.Log("Some server error. :(\n" +
                     "You'd better trust the consumption " +
                     "to avoid potential customers dissatisfaction.");
    } else {
        // Failed for some reason.
        // `sku`, `purchaseToken` and `webhookMessage` would be null.
    }
}

backtoryIap.InsecureSubscribe("infinite_gas", "<Developer-Payload>");
backtoryIap.SecureSubscribe("infinite_gas", "<Developer-Payload>", "<webhook-metaData>");

public void OnSubscriptionFinished(IapResult result, Purchase purchase, string webhookMessage) {
    Debug.Log("Purchase finished.");
    Debug.Log("request code: " + result.RequestCode);   // 5003 for secure,
                                                      // 6003 for insecure
    Debug.Log("result code: " + result.ResultCode
                 + " and message: " + result.Message);  // All result codes are
                                              // found in IapResult source code.
    if (result.ResultCode == IapResult.SUCCESS) {
        Debug.Log("sku:" + purchase.ProductId +
                  ", purchaseToken: " + purchase.PurchaseToken);
        Debug.Log("webhook response: " + webhookMessage);
    } else if (result.ResultCode == IapResult.NOT_VERIFIED) {
        Debug.Log("Oh, no! A purchase forgery has been occurred.\n" +
                     "You can perform appropriate actions due to this immorality.\n" +
                     "For example, ban the user for some days, etc.");
    } else if (result.ResultCode == IapResult.VERIFICATION_ERROR) {
        Debug.Log("Some server error. :(\n" +
                     "You'd better trust the purchase " +
                     "to avoid potential customers dissatisfaction.");
    } else {
        // Failed for some reason.
        // `purchase` and `webhookMessage` would be null.
    }
}

Debug.Log("request codes:\n" +
        BacktoryIap.SECURE_PURCHASE_REQUEST_CODE + "\n" +   // 5001
        BacktoryIap.SECURE_CONSUME_REQUEST_CODE + "\n" +    // 5002
        BacktoryIap.SECURE_SUBSCRIBE_REQUEST_CODE + "\n" +  // 5003
        BacktoryIap.INSECURE_PURCHASE_REQUEST_CODE + "\n" + // 6001
        BacktoryIap.INSECURE_CONSUME_REQUEST_CODE + "\n" +  // 6002
        BacktoryIap.INSECURE_SUBSCRIBE_REQUEST_CODE);       // 6003

// Edit a request code
BacktoryIap.SECURE_PURCHASE_REQUEST_CODE = 7001;