/// <summary>
/// Initializes and Connects to Billing Client. Needs to be called in the Activity OnCreate
/// </summary>
public Task StartAsync()
{
Log.Debug(_billingTag, "Build BillingClient. connection...");
// Setup the Task Source to wait for Connection
if (_connected != null)
{
throw new InAppPurchaseException(PurchaseError.DeveloperError, "BillingClient has been already started");
}
_connected = new TaskCompletionSource <object>();
_billingClient = BillingClient.NewBuilder(Application.Context)
.SetListener(this)
.EnablePendingPurchases()
.Build();
// Attempt to connect to the service
if (!_billingClient.IsReady)
{
Log.Debug(_billingTag, "Start Connection...");
_billingClient.StartConnection(this);
}
else
{
// Already connected. Complete the _connected Task Source
_connected.TrySetResult(null);
}
// Return awaitable Task which is signaled when the BillingClient calls OnBillingServiceDisconnected
return(_connected.Task);
}
/// <summary>
/// Start a connection on billingclient
/// </summary>
/// <returns></returns>
public async Task <bool> ConnectAsync()
{
_tcsConnect = new TaskCompletionSource <bool>();
BillingClient = BillingClient.NewBuilder(CurrentContext).EnablePendingPurchases().SetListener(this).Build();
BillingClient.StartConnection(this);
return(await _tcsConnect?.Task);
}
public void Start()
{
billingClient.StartConnection(this);
}