private async Task<int> Notify(AsyncNetwork network, string title, string message) {
Setting setting = db.Table<Setting> ().FirstOrDefault ();
if (!setting.Notifications)
return 0;
// Set up an intent so that tapping the notifications returns to this app:
Intent intent = new Intent (this, typeof(MainActivity));
// Create a PendingIntent; we're only using one PendingIntent (ID = 0):
const int pendingIntentId = 0;
PendingIntent pendingIntent =
PendingIntent.GetActivity (this, pendingIntentId, intent, PendingIntentFlags.OneShot);
var msg = message;
if (msg.StartsWith ("#image")) {
msg = "You received an image.";
}
NotificationCompat.Builder builder = new NotificationCompat.Builder (this)
.SetContentIntent (pendingIntent)
.SetContentTitle (title)
.SetContentText (msg)
.SetAutoCancel (true)
.SetSmallIcon (Resource.Drawable.Icon);
if (setting.Sound) {
builder.SetSound (RingtoneManager.GetDefaultUri (RingtoneType.Notification));
}
if ((int)Android.OS.Build.VERSION.SdkInt >= 14) {
if (setting.Led) {
builder.SetLights (Android.Graphics.Color.Magenta, 500, 500);
}
if (message.StartsWith ("#image")) {
// Instantiate the Image (Big Picture) style:
NotificationCompat.BigPictureStyle picStyle = new NotificationCompat.BigPictureStyle ();
// Convert the image to a bitmap before passing it into the style:
picStyle.BigPicture (await network.GetImageBitmapFromUrlNoCache (message.Substring ("#image ".Length)));
// Set the summary text that will appear with the image:
picStyle.SetSummaryText (msg);
// Plug this style into the builder:
builder.SetStyle (picStyle);
} else {
NotificationCompat.BigTextStyle textStyle = new NotificationCompat.BigTextStyle ();
// Fill it with text:
textStyle.BigText (message);
// Set the summary text:
textStyle.SetSummaryText ("New message");
builder.SetStyle (textStyle);
}
}
// Build the notification:
Notification notification = builder.Build();
// Get the notification manager:
NotificationManager notificationManager =
GetSystemService (Context.NotificationService) as NotificationManager;
// Publish the notification:
const int notificationId = 0;
notificationManager.Notify (notificationId, notification);
if (setting.Vibrate) {
Vibrator v = (Vibrator)GetSystemService (Context.VibratorService); // Make phone vibrate
v.Vibrate (300);
}
return notificationId;
}
/// <summary>
///
/// </summary>
/// <param name="request"></param>
protected virtual async Task <bool> ShowNow(NotificationRequest request)
{
if (string.IsNullOrWhiteSpace(request.Android.ChannelId))
{
request.Android.ChannelId = AndroidOptions.DefaultChannelId;
}
if (Build.VERSION.SdkInt >= BuildVersionCodes.O)
{
var channel = MyNotificationManager.GetNotificationChannel(request.Android.ChannelId);
if (channel is null)
{
NotificationCenter.CreateNotificationChannel(new NotificationChannelRequest
{
Id = request.Android.ChannelId
});
}
}
using var builder = new NotificationCompat.Builder(Application.Context, request.Android.ChannelId);
builder.SetContentTitle(request.Title);
builder.SetSubText(request.Subtitle);
builder.SetContentText(request.Description);
if (request.Image != null && request.Image.HasValue)
{
var imageBitmap = await GetNativeImage(request.Image);
if (imageBitmap != null)
{
using var picStyle = new NotificationCompat.BigPictureStyle();
picStyle.BigPicture(imageBitmap);
picStyle.SetSummaryText(request.Subtitle);
builder.SetStyle(picStyle);
}
}
else
{
if (string.IsNullOrWhiteSpace(request.Description) == false)
{
using var bigTextStyle = new NotificationCompat.BigTextStyle();
bigTextStyle.BigText(request.Description);
bigTextStyle.SetSummaryText(request.Subtitle);
builder.SetStyle(bigTextStyle);
}
}
builder.SetNumber(request.BadgeNumber);
builder.SetAutoCancel(request.Android.AutoCancel);
builder.SetOngoing(request.Android.Ongoing);
if (string.IsNullOrWhiteSpace(request.Android.Group) == false)
{
builder.SetGroup(request.Android.Group);
if (request.Android.IsGroupSummary)
{
builder.SetGroupSummary(true);
}
}
if (Build.VERSION.SdkInt >= BuildVersionCodes.Lollipop)
{
if (request.CategoryType != NotificationCategoryType.None)
{
builder.SetCategory(ToNativeCategory(request.CategoryType));
}
builder.SetVisibility(ToNativeVisibilityType(request.Android.VisibilityType));
}
if (Build.VERSION.SdkInt < BuildVersionCodes.O)
{
builder.SetPriority((int)request.Android.Priority);
var soundUri = NotificationCenter.GetSoundUri(request.Sound);
if (soundUri != null)
{
builder.SetSound(soundUri);
}
}
if (request.Android.VibrationPattern != null)
{
builder.SetVibrate(request.Android.VibrationPattern);
}
if (request.Android.ProgressBarMax.HasValue &&
request.Android.ProgressBarProgress.HasValue &&
request.Android.IsProgressBarIndeterminate.HasValue)
{
builder.SetProgress(request.Android.ProgressBarMax.Value,
request.Android.ProgressBarProgress.Value,
request.Android.IsProgressBarIndeterminate.Value);
}
if (request.Android.Color != null)
{
if (request.Android.Color.Argb.HasValue)
{
builder.SetColor(request.Android.Color.Argb.Value);
}
else if (string.IsNullOrWhiteSpace(request.Android.Color.ResourceName) == false)
{
var colorResourceId = Application.Context.Resources?.GetIdentifier(request.Android.Color.ResourceName, "color", Application.Context.PackageName) ?? 0;
var colorId = Application.Context.GetColor(colorResourceId);
builder.SetColor(colorId);
}
}
builder.SetSmallIcon(GetIcon(request.Android.IconSmallName));
if (request.Android.IconLargeName != null && string.IsNullOrWhiteSpace(request.Android.IconLargeName.ResourceName) == false)
{
var largeIcon = await BitmapFactory.DecodeResourceAsync(Application.Context.Resources, GetIcon(request.Android.IconLargeName));
if (largeIcon != null)
{
builder.SetLargeIcon(largeIcon);
}
}
if (request.Android.TimeoutAfter.HasValue)
{
builder.SetTimeoutAfter((long)request.Android.TimeoutAfter.Value.TotalMilliseconds);
}
var notificationIntent = Application.Context.PackageManager?.GetLaunchIntentForPackage(Application.Context.PackageName ?? string.Empty);
if (notificationIntent is null)
{
Log($"NotificationServiceImpl.ShowNow: notificationIntent is null");
return(false);
}
var serializedRequest = JsonSerializer.Serialize(request);
notificationIntent.SetFlags(ActivityFlags.SingleTop);
notificationIntent.PutExtra(NotificationCenter.ReturnRequest, serializedRequest);
var pendingIntent = PendingIntent.GetActivity(Application.Context, request.NotificationId, notificationIntent,
PendingIntentFlags.CancelCurrent);
builder.SetContentIntent(pendingIntent);
if (_categoryList.Any())
{
var categoryByType = _categoryList.FirstOrDefault(c => c.CategoryType == request.CategoryType);
if (categoryByType != null)
{
foreach (var notificationAction in categoryByType.ActionList)
{
var nativeAction = CreateAction(request, serializedRequest, notificationAction);
if (nativeAction is null)
{
continue;
}
builder.AddAction(nativeAction);
}
}
}
var notification = builder.Build();
if (Build.VERSION.SdkInt < BuildVersionCodes.O &&
request.Android.LedColor.HasValue)
{
#pragma warning disable 618
notification.LedARGB = request.Android.LedColor.Value;
#pragma warning restore 618
}
if (Build.VERSION.SdkInt < BuildVersionCodes.O &&
string.IsNullOrWhiteSpace(request.Sound))
{
#pragma warning disable 618
notification.Defaults = NotificationDefaults.All;
#pragma warning restore 618
}
MyNotificationManager?.Notify(request.NotificationId, notification);
var args = new NotificationEventArgs
{
Request = request
};
NotificationCenter.Current.OnNotificationReceived(args);
AddPreferencesNotificationId(PreferencesDeliveredIdListKey, request.NotificationId);
return(true);
}
private async Task <int> Notify(AsyncNetwork network, string title, string message)
{
Setting setting = db.Table <Setting> ().FirstOrDefault();
if (!setting.Notifications)
{
return(0);
}
// Set up an intent so that tapping the notifications returns to this app:
Intent intent = new Intent(this, typeof(MainActivity));
// Create a PendingIntent; we're only using one PendingIntent (ID = 0):
const int pendingIntentId = 0;
PendingIntent pendingIntent =
PendingIntent.GetActivity(this, pendingIntentId, intent, PendingIntentFlags.OneShot);
var msg = message;
if (msg.StartsWith("#image"))
{
msg = "You received an image.";
}
NotificationCompat.Builder builder = new NotificationCompat.Builder(this)
.SetContentIntent(pendingIntent)
.SetContentTitle(title)
.SetContentText(msg)
.SetAutoCancel(true)
.SetSmallIcon(Resource.Drawable.Icon);
if (setting.Sound)
{
builder.SetSound(RingtoneManager.GetDefaultUri(RingtoneType.Notification));
}
if ((int)Android.OS.Build.VERSION.SdkInt >= 14)
{
if (setting.Led)
{
builder.SetLights(Android.Graphics.Color.Magenta, 500, 500);
}
if (message.StartsWith("#image"))
{
// Instantiate the Image (Big Picture) style:
NotificationCompat.BigPictureStyle picStyle = new NotificationCompat.BigPictureStyle();
// Convert the image to a bitmap before passing it into the style:
picStyle.BigPicture(await network.GetImageBitmapFromUrlNoCache(message.Substring("#image ".Length), AsyncNetwork.IMAGE_SIZE, AsyncNetwork.IMAGE_SIZE));
// Set the summary text that will appear with the image:
picStyle.SetSummaryText(msg);
// Plug this style into the builder:
builder.SetStyle(picStyle);
}
else
{
NotificationCompat.BigTextStyle textStyle = new NotificationCompat.BigTextStyle();
// Fill it with text:
textStyle.BigText(message);
// Set the summary text:
textStyle.SetSummaryText("New message");
builder.SetStyle(textStyle);
}
}
// Build the notification:
Notification notification = builder.Build();
// Get the notification manager:
NotificationManager notificationManager =
GetSystemService(Context.NotificationService) as NotificationManager;
// Publish the notification:
const int notificationId = 0;
notificationManager.Notify(notificationId, notification);
if (setting.Vibrate)
{
Vibrator v = (Vibrator)GetSystemService(Context.VibratorService); // Make phone vibrate
v.Vibrate(300);
}
return(notificationId);
}
