More accurate push registration for android

src/Android/Android.csproj

@@ -57,20 +57,16 @@
     <WarningLevel>4</WarningLevel>
     <AndroidUseSharedRuntime>False</AndroidUseSharedRuntime>
     <AndroidLinkMode>SdkOnly</AndroidLinkMode>
-    <AndroidLinkSkip />
     <EmbedAssembliesIntoApk>True</EmbedAssembliesIntoApk>
     <BundleAssemblies>False</BundleAssemblies>
     <AndroidCreatePackagePerAbi>False</AndroidCreatePackagePerAbi>
-    <AndroidSupportedAbis>
-    </AndroidSupportedAbis>
-    <AndroidStoreUncompressedFileExtensions />
-    <MandroidI18n />
     <Debugger>Xamarin</Debugger>
     <AotAssemblies>False</AotAssemblies>
     <EnableLLVM>False</EnableLLVM>
     <AndroidEnableMultiDex>False</AndroidEnableMultiDex>
     <EnableProguard>False</EnableProguard>
     <DebugSymbols>False</DebugSymbols>
+    <JavaMaximumHeapSize>1G</JavaMaximumHeapSize>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Acr.Support.Android, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">

src/Android/MainApplication.cs

@@ -41,8 +41,17 @@ namespace Bit.Android
             RegisterActivityLifecycleCallbacks(this);
             AppContext = ApplicationContext;
             StartPushService();
-            Resolver.Resolve<IPushNotification>().Unregister();
+
-            Resolver.Resolve<IPushNotification>().Register();
+            var pushNotification = Resolver.Resolve<IPushNotification>();
+#if DEBUG
+            // When running in debug mode you must unregister the previous instance first or else things wont work
+            // ref https://github.com/rdelrosario/xamarin-plugins/issues/65
+            pushNotification.Unregister();
+#endif
+            if(Resolver.Resolve<IAuthService>().IsAuthenticated)
+            {
+                pushNotification.Register();
+            }
         }
 
         public override void OnTerminate()
@@ -85,9 +94,10 @@ namespace Bit.Android
         public static void StartPushService()
         {
             AppContext.StartService(new Intent(AppContext, typeof(PushNotificationService)));
-            if(global::Android.OS.Build.VERSION.SdkInt >= global::Android.OS.BuildVersionCodes.Kitkat)
+            if(Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat)
             {
-                PendingIntent pintent = PendingIntent.GetService(AppContext, 0, new Intent(AppContext, typeof(PushNotificationService)), 0);
+                PendingIntent pintent = PendingIntent.GetService(AppContext, 0, new Intent(AppContext,
+                    typeof(PushNotificationService)), 0);
                 AlarmManager alarm = (AlarmManager)AppContext.GetSystemService(AlarmService);
                 alarm.Cancel(pintent);
             }
@@ -96,9 +106,10 @@ namespace Bit.Android
         public static void StopPushService()
         {
             AppContext.StopService(new Intent(AppContext, typeof(PushNotificationService)));
-            if(global::Android.OS.Build.VERSION.SdkInt >= global::Android.OS.BuildVersionCodes.Kitkat)
+            if(Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat)
             {
-                PendingIntent pintent = PendingIntent.GetService(AppContext, 0, new Intent(AppContext, typeof(PushNotificationService)), 0);
+                PendingIntent pintent = PendingIntent.GetService(AppContext, 0, new Intent(AppContext,
+                    typeof(PushNotificationService)), 0);
                 AlarmManager alarm = (AlarmManager)AppContext.GetSystemService(AlarmService);
                 alarm.Cancel(pintent);
             }

src/App/Pages/LoginPage.cs

@@ -10,6 +10,7 @@ using XLabs.Ioc;
 using Acr.UserDialogs;
 using System.Threading.Tasks;
 using Plugin.Settings.Abstractions;
+using PushNotification.Plugin.Abstractions;
 
 namespace Bit.App.Pages
 {
@@ -23,6 +24,7 @@ namespace Bit.App.Pages
         private ISyncService _syncService;
         private ISettings _settings;
         private IGoogleAnalyticsService _googleAnalyticsService;
+        private IPushNotification _pushNotification;
         private readonly string _email;
 
         public LoginPage(string email = null)
@@ -37,6 +39,7 @@ namespace Bit.App.Pages
             _syncService = Resolver.Resolve<ISyncService>();
             _settings = Resolver.Resolve<ISettings>();
             _googleAnalyticsService = Resolver.Resolve<IGoogleAnalyticsService>();
+            _pushNotification = Resolver.Resolve<IPushNotification>();
 
             Init();
         }
@@ -201,6 +204,11 @@ namespace Bit.App.Pages
             _googleAnalyticsService.RefreshUserId();
             _googleAnalyticsService.TrackAppEvent("LoggedIn");
 
+            if(Device.OS == TargetPlatform.Android)
+            {
+                _pushNotification.Register();
+            }
+
             if(_authService.IsAuthenticatedTwoFactor)
             {
                 await Navigation.PushAsync(new LoginTwoFactorPage());

src/App/Services/PushNotificationListener.cs

@@ -83,7 +83,8 @@ namespace Bit.App.Services
                 return;
             }
 
-            var response = await _deviceApiRepository.PutTokenAsync(_appIdService.AppId, new Models.Api.DeviceTokenRequest(token));
+            var response = await _deviceApiRepository.PutTokenAsync(_appIdService.AppId,
+                new Models.Api.DeviceTokenRequest(token));
             if(response.Succeeded)
             {
                 Debug.WriteLine("Registered device with server.");