added back FromAutofillService functionality

src/Android/AutofillService.cs

@@ -52,6 +52,8 @@ namespace Bit.Android
 
         public override void OnAccessibilityEvent(AccessibilityEvent e)
         {
+            Enabled = true;
+
             var eventType = e.EventType;
             var packageName = e.PackageName;
 

src/Android/MainActivity.cs

@@ -98,6 +98,7 @@ namespace Bit.Android
 
         private void ReturnCredentials(VaultListPageModel.Login login)
         {
+            App.App.FromAutofillService = true;
             Intent data = new Intent();
             if(login == null)
             {
@@ -154,8 +155,12 @@ namespace Bit.Android
 
         protected override void OnResume()
         {
-            Console.WriteLine("A OnResume");
             base.OnResume();
+            Console.WriteLine("A OnResume");
+
+            // workaround for app compat bug
+            // ref https://bugzilla.xamarin.com/show_bug.cgi?id=36907
+            Task.Delay(10).Wait();
         }
 
         public void RateApp()

src/App/App.cs

@@ -33,6 +33,8 @@ namespace Bit.App
         private readonly ILocalizeService _localizeService;
         private CancellationTokenSource _setMainPageCancellationTokenSource = null;
 
+        public static bool FromAutofillService { get; set; } = false;
+
         public App(
             string uri,
             IAuthService authService,
@@ -61,6 +63,7 @@ namespace Bit.App
             SetCulture();
             SetStyles();
 
+            FromAutofillService = !string.IsNullOrWhiteSpace(_uri);
             if(authService.IsAuthenticated && _uri != null)
             {
                 MainPage = new ExtendedNavigationPage(new VaultAutofillListLoginsPage(_uri));
@@ -111,11 +114,12 @@ namespace Bit.App
             Debug.WriteLine("OnStart");
         }
 
-        protected async override void OnSleep()
+        protected override void OnSleep()
         {
             // Handle when your app sleeps
             Debug.WriteLine("OnSleep");
-            
+
+            _setMainPageCancellationTokenSource = SetMainPageFromAutofill(_setMainPageCancellationTokenSource, 500);
             if(Device.OS == TargetPlatform.Android && !TopPageIsLock())
             {
                 _settings.AddOrUpdateValue(Constants.LastActivityDate, DateTime.UtcNow);
@@ -153,6 +157,10 @@ namespace Bit.App
             }
 
             previousCts?.Cancel();
+            if(!FromAutofillService || string.IsNullOrWhiteSpace(_uri))
+            {
+                return null;
+            }
 
             var cts = new CancellationTokenSource();
             Task.Run(async () =>
@@ -169,6 +177,7 @@ namespace Bit.App
                 });
 
                 _uri = null;
+                FromAutofillService = false;
             }, cts.Token);
 
             return cts;