private async void OnPushNotification(PushNotificationChannel sender, PushNotificationReceivedEventArgs e)
{
String notificationContent = String.Empty;
e.Cancel = true;
switch (e.NotificationType)
{
// Badges are not yet supported and will be added in a future version
case PushNotificationType.Badge:
notificationContent = e.BadgeNotification.Content.GetXml();
break;
// Tiles are not yet supported and will be added in a future version
case PushNotificationType.Tile:
notificationContent = e.TileNotification.Content.GetXml();
break;
// The current version of AzureChatr only works via toast notifications
case PushNotificationType.Toast:
notificationContent = e.ToastNotification.Content.GetXml();
XmlDocument toastXml = e.ToastNotification.Content;
// Extract the relevant chat item data from the toast notification payload
XmlNodeList toastTextAttributes = toastXml.GetElementsByTagName("text");
string username = toastTextAttributes[0].InnerText;
string chatline = toastTextAttributes[1].InnerText;
string chatdatetime = toastTextAttributes[2].InnerText;
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
var chatItem = new ChatItem {
Text = chatline, UserName = username
};
// Post the new chat item received in the chat window.
// IMPORTANT: If you updated the code above to post new chat lines from
// the current user immediately in the chat window, you will
// end up with duplicates here. You need to filter-out the
// current user's chat entries to avoid these duplicates.
items.Add(chatItem);
ScrollDown();
});
// This is a quick and dirty way to make sure that we don't use speech synthesis
// to read the current user's chat lines out loud
if (chatline != lastChatline)
{
ReadText(username + " says: " + chatline);
}
break;
// Raw notifications are not used in this version
case PushNotificationType.Raw:
notificationContent = e.RawNotification.Content;
break;
}
//e.Cancel = true;
}
// Inserts a new chat item to the conversation by posting it in the Azure Mobile
// Services table, and posting it in the application's chat window
private async void InsertChatItem(ChatItem chatItem)
{
// This code inserts a new ChatItem into the database. When the operation completes
// and Mobile Services has assigned an Id, the item is added to the CollectionView
await chatTable.InsertAsync(chatItem);
// When the following line is commented, the new chat item from the current user is
// NOT posted to the current chat window. It instead waits until the chat item is
// received in a push notification and intercepted by the app, and then displayed.
//items.Add(chatItem);
}
// Prepares the chat item to be sent to the cloud
private void SendChatLine()
{
string msg = TextInput.Text.Trim();
if (isLoggedin && msg.Length > 0)
{
var chatItem = new ChatItem {
Text = msg, UserName = String.Format("{0} {1}", userfirstname, userlastname), TimeStamp = DateTime.UtcNow
};
lastChatline = chatItem.Text;
InsertChatItem(chatItem);
TextInput.Text = "";
}
}
private async void OnPushNotification(PushNotificationChannel sender, PushNotificationReceivedEventArgs e)
{
String notificationContent = String.Empty;
e.Cancel = true;
switch (e.NotificationType)
{
// Badges are not yet supported and will be added in a future version
case PushNotificationType.Badge:
notificationContent = e.BadgeNotification.Content.GetXml();
break;
// Tiles are not yet supported and will be added in a future version
case PushNotificationType.Tile:
notificationContent = e.TileNotification.Content.GetXml();
break;
// The current version of AzureChatr only works via toast notifications
case PushNotificationType.Toast:
notificationContent = e.ToastNotification.Content.GetXml();
XmlDocument toastXml = e.ToastNotification.Content;
// Extract the relevant chat item data from the toast notification payload
XmlNodeList toastTextAttributes = toastXml.GetElementsByTagName("text");
string username = toastTextAttributes[0].InnerText;
string chatline = toastTextAttributes[1].InnerText;
string chatdatetime = toastTextAttributes[2].InnerText;
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
{
var chatItem = new ChatItem { Text = chatline, UserName = username };
// Post the new chat item received in the chat window.
// IMPORTANT: If you updated the code above to post new chat lines from
// the current user immediately in the chat window, you will
// end up with duplicates here. You need to filter-out the
// current user's chat entries to avoid these duplicates.
items.Add(chatItem);
ScrollDown();
});
// This is a quick and dirty way to make sure that we don't use speech synthesis
// to read the current user's chat lines out loud
if (chatline != lastChatline){
ReadText(username + " says: " + chatline);
}
break;
// Raw notifications are not used in this version
case PushNotificationType.Raw:
notificationContent = e.RawNotification.Content;
break;
}
//e.Cancel = true;
}
// Prepares the chat item to be sent to the cloud
private void SendChatLine()
{
string msg = TextInput.Text.Trim();
if (isLoggedin && msg.Length > 0)
{
var chatItem = new ChatItem { Text = msg, UserName = String.Format("{0} {1}", userfirstname, userlastname), TimeStamp = DateTime.UtcNow };
lastChatline = chatItem.Text;
InsertChatItem(chatItem);
TextInput.Text = "";
}
}
// Inserts a new chat item to the conversation by posting it in the Azure Mobile
// Services table, and posting it in the application's chat window
private async void InsertChatItem(ChatItem chatItem)
{
// This code inserts a new ChatItem into the database. When the operation completes
// and Mobile Services has assigned an Id, the item is added to the CollectionView
await chatTable.InsertAsync(chatItem);
// When the following line is commented, the new chat item from the current user is
// NOT posted to the current chat window. It instead waits until the chat item is
// received in a push notification and intercepted by the app, and then displayed.
//items.Add(chatItem);
}