public async override Task <AppProduct> UpdateProduct(AppProduct appProduct)
{
await Task.Run(() =>
{
// Attempt to get the license
var license = GetLicense(appProduct.ProductID);
if (license == null)
{
return;
}
// Update the product
appProduct.ExpiryDate = license.ExpirationDate.DateTime;
appProduct.Purchased = license.IsActive;
if (license.IsConsumable)
{
appProduct.ProductType = ProductKind.Consumable;
}
else
{
appProduct.ProductType = ProductKind.Durable;
}
// Invoke the event
InvokeAppProductsChanged();
});
return(appProduct);
}
public async override Task RefreshAppProducts()
{
AppProducts.Clear();
var listingInfo = await GetListingInformationAsync();
foreach (var product in listingInfo.ProductListings)
{
var license = GetLicense(product.Value.ProductId);
AppProduct appProduct = new AppProduct(license.ProductId, license.ProductId, false);
appProduct.Name = product.Value.Name;
appProduct.Description = product.Value.Description;
appProduct.CurrentFormattedPrice = product.Value.FormattedPrice;
appProduct.BaseFormattedPrice = product.Value.FormattedBasePrice;
appProduct.ExpiryDate = license.ExpirationDate.DateTime;
appProduct.Purchased = license.IsActive;
if (license.IsConsumable)
{
appProduct.ProductType = ProductKind.Consumable;
}
else
{
appProduct.ProductType = ProductKind.Durable;
}
AppProducts.Add(appProduct);
}
// Invoke the event
InvokeAppProductsChanged();
}
public async override Task <AppProduct> PurchaseProduct(AppProduct appProduct)
{
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
async() =>
{
var results = await Purchase(appProduct.ProductID);
appProduct = results.Item1;
});
return(appProduct);
}
public async override Task RefreshAppProducts()
{
var kinds = GetProductKinds();
var appLicense = await Context.GetAppLicenseAsync();
var result = await Context.GetAssociatedStoreProductsAsync(kinds.Select(x => x.ToString()));
AppProducts.Clear();
foreach (var item in result.Products)
{
Debug.WriteLine($"Key: {item.Key} | StoreID: {item.Value.StoreId} | ProductID: {item.Value.InAppOfferToken}");
// Cache the value
var storeProduct = item.Value;
// Create the App Product
AppProduct appProduct = new AppProduct(storeProduct.InAppOfferToken, storeProduct.StoreId);
appProduct.Name = storeProduct.Title;
appProduct.Description = storeProduct.Description;
appProduct.CurrentFormattedPrice = storeProduct.Price.FormattedPrice;
appProduct.BaseFormattedPrice = storeProduct.Price.FormattedBasePrice;
// Parse the Product Type
if (Enum.TryParse <ProductKind>(storeProduct.ProductKind, out ProductKind parsedProductKind))
{
appProduct.ProductType = parsedProductKind;
}
else
{
appProduct.ProductType = ProductKind.Unknown;
}
// Add License Info
appProduct.Purchased = storeProduct.IsInUserCollection;
foreach (var license in appLicense.AddOnLicenses)
{
Debug.WriteLine($"Licence Key: {license.Key} == Product Key: {item.Key}");
if (license.Key.Contains(item.Key))
{
appProduct.Purchased = license.Value.IsActive;
appProduct.ExpiryDate = license.Value.ExpirationDate.DateTime;
Debug.WriteLine($"Licence Found - Purchased: {appProduct.Purchased} | Expiry Date: {appProduct.ExpiryDate}");
break;
}
}
// Finally, add to the main list
Debug.WriteLine(appProduct);
AppProducts.Add(appProduct);
}
InvokeAppProductsChanged();
}
public async override Task <AppProduct> PurchaseProduct(AppProduct appProduct)
{
if (appProduct == null)
{
Debug.WriteLine($"{nameof(appProduct)} is Null");
throw new ArgumentNullException(nameof(appProduct));
//return null;
}
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
async() =>
{
try
{
StorePurchaseProperties properties = new StorePurchaseProperties(appProduct.Name);
var purchaseResult = await Context.RequestPurchaseAsync(appProduct.StoreID);
switch (purchaseResult.Status)
{
case StorePurchaseStatus.Succeeded:
Debug.WriteLine("User now owns this product");
MarkProductPurchased(appProduct);
break;
case StorePurchaseStatus.AlreadyPurchased:
Debug.WriteLine("User already owns this product");
MarkProductPurchased(appProduct);
break;
case StorePurchaseStatus.NotPurchased:
Debug.WriteLine("User chose to not purchase the product");
break;
case StorePurchaseStatus.NetworkError:
Debug.WriteLine("A network error occurred. Please try again later");
break;
case StorePurchaseStatus.ServerError:
Debug.WriteLine("A server error occurred. Please try again later");
break;
default:
Debug.WriteLine("An unknown response occurred. Please try again later");
break;
}
}
catch (Exception ex)
{
ExceptionHelpers.PrintOutException(ex, $"Product Purchase Error ({appProduct.ProductID})");
}
});
return(appProduct);
}
public async override Task <AppProduct> UpdateProduct(AppProduct appProduct)
{
var kinds = GetProductKinds();
// Get the Store product
var result = await Context.GetAssociatedStoreProductsAsync(kinds.Select(x => x.ToString()));
var storeProduct = result.Products.Where(x => x.Value.StoreId == appProduct.StoreID).FirstOrDefault().Value;
if (storeProduct == null)
{
return(null);
}
// Get the License Information
var appLicense = await Context.GetAppLicenseAsync();
var storeProductLicense = appLicense.AddOnLicenses.Where(x => x.Value.InAppOfferToken == storeProduct.InAppOfferToken).FirstOrDefault().Value;
if (storeProductLicense == null)
{
return(null);
}
// Update the product
appProduct.Name = storeProduct.Title;
appProduct.Description = storeProduct.Description;
appProduct.CurrentFormattedPrice = storeProduct.Price.FormattedPrice;
appProduct.BaseFormattedPrice = storeProduct.Price.FormattedBasePrice;
appProduct.ExpiryDate = storeProductLicense.ExpirationDate.DateTime;
appProduct.Purchased = storeProductLicense.IsActive;
// Invoke Changed and Return
Debug.WriteLine(appProduct);
InvokeAppProductsChanged();
return(appProduct);
}
public async Task <(AppProduct, PurchaseResults)> Purchase(string id)
{
var license = GetLicense(id);
// If the product does not exist, exit with null
if (license == null)
{
Debug.WriteLine("This product does not exist");
throw new ArgumentException($"A product by ProductID of {id} does not exist", nameof(AppProduct.ProductID));
//return (null, null);
}
// If the license is valid, but we don't have the product, create the product
var product = GetAppProductByProductID(id);
if (product == null)
{
product = new AppProduct(id, id, false);
AppProducts.Add(product);
}
// If the license is already active, simply return the product
if (license.IsActive)
{
Debug.WriteLine("User already owns this product");
return(product, null);
}
try
{
PurchaseResults purchaseResults;
if (DebugHelpers.DebugMode)
{
Debug.WriteLine("Debug mode active, Simulating product purchase");
purchaseResults = await CurrentAppSimulator.RequestProductPurchaseAsync(id);
Debug.WriteLine("Finished Simulating");
}
else
{
Debug.WriteLine("Requesting Product Purchase");
purchaseResults = await CurrentApp.RequestProductPurchaseAsync(id);
Debug.WriteLine("User finished interacting with purchase screen");
}
switch (purchaseResults.Status)
{
case ProductPurchaseStatus.AlreadyPurchased:
Debug.WriteLine("User already owns this product");
MarkProductPurchased(product);
break;
case ProductPurchaseStatus.Succeeded:
Debug.WriteLine("User now owns this product");
MarkProductPurchased(product);
break;
case ProductPurchaseStatus.NotPurchased:
Debug.WriteLine("User chose to not purchase the product");
product.Purchased = false;
if (DebugHelpers.DebugMode)
{
Debug.WriteLine("Simulating Purchase");
MarkProductPurchased(product);
}
break;
case ProductPurchaseStatus.NotFulfilled:
Debug.WriteLine("A previous purchase was not fulfilled");
MarkProductPurchased(product);
break;
default:
Debug.WriteLine("An unknown response occurred. Please try again later");
break;
}
return(product, purchaseResults);
}
catch (Exception ex)
{
ExceptionHelpers.PrintOutException(ex, $"Product Purchase Error ({id})");
}
return(product, null);
}
protected void MarkProductPurchased(AppProduct appProduct)
{
appProduct.Purchased = true;
InvokeAppProductsChanged();
}
public abstract Task <AppProduct> PurchaseProduct(AppProduct appProduct);
public abstract Task <AppProduct> UpdateProduct(AppProduct appProduct);