/// <summary>
/// On subscription change, reset the subscriber tile counter if exist.
/// </summary>
protected override void OnSubscribed(SubscriptionEventArgs e)
{
// Create a tile message to reset tile count.
var tileMsg = new TilePushNotificationMessage(MessageSendPriority.High)
{
Count = 0,
BackgroundImageUri = BackgroundImageUri,
Title = Title
};
tileMsg.SendAsync(e.Subscription.ChannelUri, Log, Log);
ResetCounter(e.Subscription.UserName);
}
private void PushService_TileUpdateRequest(object sender, TileUpdateRequestEventArgs e)
{
// Send a tile notification message to the relevant device.
var tileMsg = new TilePushNotificationMessage(MessageSendPriority.High)
{
BackgroundImageUri = new Uri(string.Format(ImageService.GetTileImageService, e.Parameter))
};
tileMsg.SendAsync(e.ChannelUri, Log, Log);
}
private void OnRawSent(string userName, MessageSendResult result)
{
// In case that the device is disconnected, no need to send a tile message.
if (result.DeviceConnectionStatus == DeviceConnectionStatus.TempDisconnected)
{
return;
}
// Checking these three flags we can know what's the state of both the device and apllication.
bool isApplicationRunning =
result.SubscriptionStatus == SubscriptionStatus.Active &&
result.NotificationStatus == NotificationStatus.Received &&
result.DeviceConnectionStatus == DeviceConnectionStatus.Connected;
// In case that the application is not running, send a tile update with counter increase.
if (!isApplicationRunning)
{
var tileMsg = new TilePushNotificationMessage(MessageSendPriority.High)
{
Count = IncreaseCounter(userName),
BackgroundImageUri = BackgroundImageUri,
Title = Title
};
tileMsg.SendAsync(result.ChannelUri, Log, Log);
}
}
private TilePushNotificationMessage GetOrCreateMessage(string userName, bool overrideExisting = true)
{
lock (MessageSync)
{
TilePushNotificationMessage message;
if (!_messages.TryGetValue(userName, out message) || overrideExisting)
{
message = new TilePushNotificationMessage(MessageSendPriority.High)
{
BackgroundImageUri = BackgroundImageUri,
Count = Count,
Title = Title
};
_messages[userName] = message;
}
return message;
}
}
protected override void OnSend()
{
// Starts by sending a tile notification to all relvant subscribers.
// This tile notification updates the tile with custom image.
var tileMsg = new TilePushNotificationMessage(MessageSendPriority.High)
{
Count = Count,
Title = Title
};
foreach (var subscriber in PushService.Subscribers)
{
// Set the tile background image uri with the address of the ImageService.GetTileImage,
// REST service, using current subscriber channel uri as a parameter to bo sent to the service.
tileMsg.BackgroundImageUri = new Uri(string.Format(ImageService.GetTileImageService, string.Empty));
tileMsg.SendAsync(subscriber.ChannelUri, Log, Log);
}
}