public async void Run(IBackgroundTaskInstance taskInstance)
{
// Enable Async Code
var deferral = taskInstance.GetDeferral();
// If we have no internet, do not perform the task
if (!NetworkHelper.HasInternet)
{
return;
}
// If the user has not connected their soundcloud
// account. Do nothing.
if (!SoundByteService.Instance.IsSoundCloudAccountConnected)
{
return;
}
// If the user has disabled notifications, do not
// do anything.
if (!SettingsService.Instance.IsNotificationsEnabled)
{
return;
}
// Get the time of the last check, we do this
// so we know what tracks to get (that the user
// has not already seen).
var lastCheckTime = SettingsService.Instance.LatestViewedTrack;
try
{
// Call the SoundCloud api and get notifications for this user
var items = await SoundByteService.Instance.GetAsync <NotificationListHolder>("/e1/me/stream",
new Dictionary <string, string>
{
{ "limit", "20" }
});
foreach (var notification in items.Notifications)
{
// Get the current date and time of the uploaded item
var postedTime = notification.CreatedAt.ToUniversalTime();
// Check if the notification happened before the last
// notification check
if (lastCheckTime > postedTime)
{
continue;
}
// Create the variables needed for the notification
var title = string.Empty;
var content = string.Empty;
var logo = string.Empty;
var arguments = string.Empty;
switch (notification.Type)
{
case "track-repost":
// Clean and set the notification title
title = TextHelper.CleanXmlString(notification.Track.Title);
// Clean and set the notification content
content = TextHelper.CleanXmlString(string.Format("{0} has reposted a sound by {1}.",
notification.User.Username, notification.Track.User.Username));
// Set the logo
logo = ArtworkConverter.ConvertObjectToImage(notification.Track);
// Set the arguments
arguments = $"soundbyte://core/track?id={notification.Track.Id}";
break;
case "track":
// Clean and set the notification title
title = TextHelper.CleanXmlString(notification.Track.Title);
// Clean and set the notification content
content = TextHelper.CleanXmlString(string.Format("{0} has uploaded a new sound.",
notification.User.Username));
// Set the logo
logo = ArtworkConverter.ConvertObjectToImage(notification.Track);
// Set the arguments
arguments = $"soundbyte://core/track?id={notification.Track.Id}";
break;
case "playlist-repost":
// Clean and set the notification title
title = TextHelper.CleanXmlString(notification.Playlist.Title);
// Clean and set the notification content
content = TextHelper.CleanXmlString(string.Format("{0} has reposted a set by {1}.",
notification.User.Username, notification.Playlist.User.Username));
// Set the logo
logo = ArtworkConverter.ConvertObjectToImage(notification.Playlist);
// Set the arguments
arguments = $"soundbyte://core/playlist?id={notification.Playlist.Id}";
break;
case "playlist":
// Clean and set the notification title
title = TextHelper.CleanXmlString(notification.Playlist.Title);
// Clean and set the notification content
content = TextHelper.CleanXmlString(string.Format("{0} has created a new set.",
notification.User.Username));
// Set the logo
logo = ArtworkConverter.ConvertObjectToImage(notification.Playlist);
// Set the arguments
arguments = $"soundbyte://core/playlist?id={notification.Playlist.Id}";
break;
}
// Create the visual part of the taost notification
var toastVisual =
$@"<visual><binding template='ToastGeneric'><text>{title}</text><text>{
content
}</text><image src='{logo}' placement='appLogoOverride'/></binding></visual>";
// Create the toast XML string
var toastXmlString =
$@" <toast launch='{arguments}' displayTimestamp='{notification.CreatedAt.ToLocalTime():yyyy-MM-ddTHH:mm:ss.ffzzz}'>{
toastVisual
}<actions></actions></toast>";
// Create the XML document
var toastXml = new XmlDocument();
toastXml.LoadXml(toastXmlString);
// Create the toast notification
var toast = new ToastNotification(toastXml)
{
SuppressPopup = !SettingsService.Instance.IsNotificationPopupEnabled
};
// Show the taost notification
ToastNotificationManager.CreateToastNotifier().Show(toast);
}
}
catch (Exception e)
{
TelemetryService.Instance.TrackException(e);
}
// Store the latest time so the notifications do not repeat
SettingsService.Instance.LatestViewedTrack = DateTime.UtcNow;
// Finished
deferral.Complete();
}
