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175 changes: 175 additions & 0 deletions
175
Chat.BackgroundTasks/ChatMessageNotificationBackgroundTask.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| using Chat.Common; | ||
| using Microsoft.Toolkit.Uwp.Notifications; | ||
| using System; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Runtime.InteropServices.WindowsRuntime; | ||
| using System.Threading.Tasks; | ||
| using Windows.ApplicationModel.Background; | ||
| using Windows.ApplicationModel.Chat; | ||
| using Windows.Devices.Sms; | ||
| using Windows.Storage; | ||
| using Windows.Storage.Streams; | ||
| using Windows.UI.Notifications; | ||
|
|
||
| namespace Chat.BackgroundTasks | ||
| { | ||
| public sealed class ChatMessageNotificationBackgroundTask : IBackgroundTask | ||
| { | ||
| public void Run(IBackgroundTaskInstance taskInstance) | ||
| { | ||
| Process(taskInstance).Wait(); | ||
| } | ||
|
|
||
| private async Task Process(IBackgroundTaskInstance taskInstance) | ||
| { | ||
| try | ||
| { | ||
| ChatMessageNotificationTriggerDetails triggerDetails = (ChatMessageNotificationTriggerDetails)taskInstance.TriggerDetails; | ||
| if (triggerDetails.ShouldDisplayToast) | ||
| { | ||
| await DisplayToast(triggerDetails.ChatMessage); | ||
| } | ||
| } | ||
| catch | ||
| { | ||
|
|
||
| } | ||
| } | ||
|
|
||
| private async Task<string> SaveFile(IRandomAccessStreamReference stream, string filename) | ||
| { | ||
| StorageFolder storageFolder = ApplicationData.Current.LocalFolder; | ||
|
|
||
| StorageFile file = await storageFolder.CreateFileAsync(filename, CreationCollisionOption.ReplaceExisting); | ||
|
|
||
| using (var srcStream = await stream.OpenReadAsync()) | ||
| using (var targetStream = await file.OpenAsync(FileAccessMode.ReadWrite)) | ||
| using (var reader = new DataReader(srcStream.GetInputStreamAt(0))) | ||
| { | ||
| var output = targetStream.GetOutputStreamAt(0); | ||
| await reader.LoadAsync((uint)srcStream.Size); | ||
| while (reader.UnconsumedBufferLength > 0) | ||
| { | ||
| uint dataToRead = reader.UnconsumedBufferLength > 64 | ||
| ? 64 | ||
| : reader.UnconsumedBufferLength; | ||
|
|
||
| IBuffer buffer = reader.ReadBuffer(dataToRead); | ||
| await output.WriteAsync(buffer); | ||
| } | ||
|
|
||
| await output.FlushAsync(); | ||
|
|
||
| return file.Path; | ||
| } | ||
| } | ||
|
|
||
| private async Task DisplayToast(ChatMessage message) | ||
| { | ||
| var information = await ContactUtils.FindContactInformationFromSender(message.From); | ||
| string extra = ""; | ||
| string thumbnailpath = ""; | ||
| string text = ""; | ||
|
|
||
| string deviceid = SmsDevice2.GetDefault().DeviceId; | ||
|
|
||
| foreach (var attachment in message.Attachments) | ||
| { | ||
| try | ||
| { | ||
| //extra += " " + attachment.MimeType; | ||
|
|
||
| if (attachment.MimeType == "application/smil") | ||
| { | ||
|
|
||
| } | ||
|
|
||
| if (attachment.MimeType == "text/vcard") | ||
| { | ||
| text += "Contact content in this message. "; | ||
| } | ||
|
|
||
| if (attachment.MimeType.StartsWith("image/")) | ||
| { | ||
| text += "Image content in this message. "; | ||
| var imageextension = attachment.MimeType.Split('/').Last(); | ||
| thumbnailpath = await SaveFile(attachment.DataStreamReference, "messagepicture." + DateTimeOffset.Now.ToUnixTimeMilliseconds() + "." + imageextension); | ||
| } | ||
|
|
||
| if (attachment.MimeType.StartsWith("audio/")) | ||
| { | ||
| text += "Audio content in this message. "; | ||
| var audioextension = attachment.MimeType.Split('/').Last(); | ||
| } | ||
| } | ||
| catch | ||
| { | ||
| //extra += " oops"; | ||
| } | ||
| } | ||
|
|
||
| var toastContent = new ToastContent() | ||
| { | ||
| Visual = new ToastVisual() | ||
| { | ||
| BindingGeneric = new ToastBindingGeneric() | ||
| { | ||
| Children = | ||
| { | ||
| new AdaptiveText() | ||
| { | ||
| Text = information.DisplayName, | ||
| HintMaxLines = 1 | ||
| }, | ||
| new AdaptiveText() | ||
| { | ||
| Text = string.IsNullOrEmpty(message.Body) ? text : message.Body | ||
| } | ||
| }, | ||
| HeroImage = new ToastGenericHeroImage() | ||
| { | ||
| Source = thumbnailpath | ||
| }, | ||
| AppLogoOverride = new ToastGenericAppLogo() | ||
| { | ||
| Source = information.ThumbnailPath, | ||
| HintCrop = ToastGenericAppLogoCrop.Circle | ||
| }, | ||
| Attribution = new ToastGenericAttributionText() | ||
| { | ||
| Text = information.PhoneNumberKind //+ " " + extra | ||
| } | ||
| } | ||
| }, | ||
| Actions = new ToastActionsCustom() | ||
| { | ||
| Inputs = | ||
| { | ||
| new ToastTextBox("textBox") | ||
| { | ||
| PlaceholderContent = "Send a message" | ||
| } | ||
| }, | ||
| Buttons = | ||
| { | ||
| new ToastButton("Send", "action=reply" + "&from=" + message.From + "&deviceid=" + deviceid) | ||
| { | ||
| ActivationType = ToastActivationType.Background, | ||
| ImageUri = "Assets/ToastIcons/Send.png", | ||
| TextBoxId = "textBox" | ||
| } | ||
| } | ||
| }, | ||
| Launch = "action=openThread" + "&from=" + message.From + "&deviceid=" + deviceid, | ||
| Audio = new ToastAudio() | ||
| { | ||
| Src = new Uri("ms-winsoundevent:Notification.SMS") | ||
| } | ||
| }; | ||
|
|
||
| var toastNotif = new ToastNotification(toastContent.GetXml()); | ||
| ToastNotificationManager.CreateToastNotifier().Show(toastNotif); | ||
| } | ||
| } | ||
| } |
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