[PS-1312] Migration to android12 and new splashscreen (#2063)

* [PS-1312] Updated Android Target and Framework to Android12 and updated new SplashScreen for Android12

* PS-1312 Changed PendingIntents mutability

* PS-1312 Removed unused imports

* PS-1312 Added method to helper to add mutability option according to Android version

* PS-1312 Renamed helper method AddPendingIntentMutability and fixed validation

* PS-1312 Improved PendingIntentMutability method from helper readability and naming

src/Android/Accessibility/AccessibilityService.cs

@@ -15,7 +15,7 @@ using Bit.Core.Utilities;
 
 namespace Bit.Droid.Accessibility
 {
-    [Service(Permission = Android.Manifest.Permission.BindAccessibilityService, Label = "Bitwarden")]
+    [Service(Permission = Android.Manifest.Permission.BindAccessibilityService, Label = "Bitwarden", Exported = true)]
     [IntentFilter(new string[] { "android.accessibilityservice.AccessibilityService" })]
     [MetaData("android.accessibilityservice", Resource = "@xml/accessibilityservice")]
     [Register("com.x8bit.bitwarden.Accessibility.AccessibilityService")]

src/Android/Android.csproj

@@ -15,7 +15,7 @@
     <AndroidManifest>Properties\AndroidManifest.xml</AndroidManifest>
     <MonoAndroidResourcePrefix>Resources</MonoAndroidResourcePrefix>
     <MonoAndroidAssetsPrefix>Assets</MonoAndroidAssetsPrefix>
-    <TargetFrameworkVersion>v11.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v12.1</TargetFrameworkVersion>
     <AndroidHttpClientHandlerType>Xamarin.Android.Net.AndroidClientHandler</AndroidHttpClientHandlerType>
     <NuGetPackageImportStamp>
     </NuGetPackageImportStamp>
@@ -213,6 +213,9 @@
     <AndroidResource Include="Resources\values\colors.xml" />
     <AndroidResource Include="Resources\values\manifest.xml" />
     <AndroidResource Include="Resources\values-v30\manifest.xml" />
+    <AndroidResource Include="Resources\drawable-v26\splash_screen_round.xml" />
+    <AndroidResource Include="Resources\drawable\logo_rounded.xml" />
+    <AndroidResource Include="Resources\drawable-night-v26\splash_screen_round.xml" />
   </ItemGroup>
   <ItemGroup>
     <AndroidResource Include="Resources\drawable\splash_screen.xml" />
@@ -280,6 +283,8 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Resources\values-v30\" />
+    <Folder Include="Resources\drawable-v26\" />
+    <Folder Include="Resources\drawable-night-v26\" />
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
 </Project>

src/Android/Autofill/AutofillHelpers.cs

@@ -19,6 +19,7 @@ using AndroidX.AutoFill.Inline;
 using AndroidX.AutoFill.Inline.V1;
 using Bit.Core.Abstractions;
 using SaveFlags = Android.Service.Autofill.SaveFlags;
+using Bit.Droid.Utilities;
 
 namespace Bit.Droid.Autofill
 {
@@ -270,8 +271,7 @@ namespace Bit.Droid.Autofill
                 return null;
             }
             intent.PutExtra("autofillFrameworkUri", uri);
-            var pendingIntent = PendingIntent.GetActivity(context, ++_pendingIntentId, intent,
-                PendingIntentFlags.CancelCurrent);
+            var pendingIntent = PendingIntent.GetActivity(context, ++_pendingIntentId, intent, AndroidHelpers.AddPendingIntentMutabilityFlag(PendingIntentFlags.CancelCurrent, true));
 
             var overlayPresentation = BuildOverlayPresentation(
                 AppResources.AutofillWithBitwarden,
@@ -324,7 +324,7 @@ namespace Bit.Droid.Autofill
                 // InlinePresentation requires nonNull pending intent (even though we only utilize one for the
                 // "my vault" presentation) so we're including an empty one here
                 pendingIntent = PendingIntent.GetService(context, 0, new Intent(),
-                    PendingIntentFlags.OneShot | PendingIntentFlags.UpdateCurrent);
+                    AndroidHelpers.AddPendingIntentMutabilityFlag(PendingIntentFlags.OneShot | PendingIntentFlags.UpdateCurrent, true));
             }
             var slice = CreateInlinePresentationSlice(
                 inlinePresentationSpec,

src/Android/Autofill/AutofillService.cs

@@ -15,7 +15,7 @@ using Bit.Core.Utilities;
 
 namespace Bit.Droid.Autofill
 {
-    [Service(Permission = Manifest.Permission.BindAutofillService, Label = "Bitwarden")]
+    [Service(Permission = Manifest.Permission.BindAutofillService, Label = "Bitwarden", Exported = true)]
     [IntentFilter(new string[] { "android.service.autofill.AutofillService" })]
     [MetaData("android.autofill", Resource = "@xml/autofillservice")]
     [Register("com.x8bit.bitwarden.Autofill.AutofillService")]

src/Android/MainActivity.cs

@@ -9,7 +9,7 @@ using Android.Content.Res;
 using Android.Nfc;
 using Android.OS;
 using Android.Runtime;
-using AndroidX.Core.Content;
+using Android.Views;
 using Bit.App.Abstractions;
 using Bit.App.Models;
 using Bit.App.Utilities;
@@ -49,7 +49,7 @@ namespace Bit.Droid
         {
             var eventUploadIntent = new Intent(this, typeof(EventUploadReceiver));
             _eventUploadPendingIntent = PendingIntent.GetBroadcast(this, 0, eventUploadIntent,
-                PendingIntentFlags.UpdateCurrent);
+                AndroidHelpers.AddPendingIntentMutabilityFlag(PendingIntentFlags.UpdateCurrent, false));
 
             var policy = new StrictMode.ThreadPolicy.Builder().PermitAll().Build();
             StrictMode.SetThreadPolicy(policy);
@@ -278,7 +278,7 @@ namespace Bit.Droid
             {
                 var intent = new Intent(this, Class);
                 intent.AddFlags(ActivityFlags.SingleTop);
-                var pendingIntent = PendingIntent.GetActivity(this, 0, intent, 0);
+                var pendingIntent = PendingIntent.GetActivity(this, 0, intent, AndroidHelpers.AddPendingIntentMutabilityFlag(0, false));
                 // register for all NDEF tags starting with http och https
                 var ndef = new IntentFilter(NfcAdapter.ActionNdefDiscovered);
                 ndef.AddDataScheme("http");

src/Android/Properties/AndroidManifest.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:versionCode="1" android:versionName="2022.9.1" android:installLocation="internalOnly" package="com.x8bit.bitwarden">
-	<uses-sdk android:minSdkVersion="21" android:targetSdkVersion="30" />
+	<uses-sdk android:minSdkVersion="21" android:targetSdkVersion="32" />
 	<uses-permission android:name="android.permission.INTERNET" />
 	<uses-permission android:name="android.permission.NFC" />
 	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

src/Android/Resources/drawable-night-v26/splash_screen_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/darkgray"/>
+    <foreground android:drawable="@drawable/logo_rounded"/>
+</adaptive-icon>

src/Android/Resources/drawable-v26/splash_screen_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/logo_rounded"/>
+</adaptive-icon>

src/Android/Resources/drawable/logo_rounded.xml

@@ -0,0 +1,14 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+  <group android:scaleX="0.11454546"
+      android:scaleY="0.11454546"
+      android:translateX="31.663637"
+      android:translateY="27.54">
+    <path
+        android:pathData="M376.4,12.2c-3.7,-3.7 -8.1,-5.6 -13.1,-5.6H26.7c-5.1,0 -9.4,1.9 -13.1,5.6C9.9,15.9 8,20.2 8,25.3v224.4c0,16.7 3.3,33.4 9.8,49.8c6.5,16.5 14.6,31.1 24.3,43.8c9.6,12.8 21.1,25.2 34.5,37.2c13.3,12.1 25.7,22.1 37,30.1c11.3,8 23.1,15.5 35.4,22.6c12.3,7.1 21,11.9 26.2,14.5c5.2,2.5 9.3,4.5 12.4,5.8c2.3,1.2 4.9,1.8 7.6,1.8c2.7,0 5.3,-0.6 7.6,-1.8c3.1,-1.4 7.3,-3.3 12.4,-5.8c5.2,-2.5 13.9,-7.4 26.2,-14.5c12.3,-7.1 24.1,-14.7 35.4,-22.6c11.3,-8 23.6,-18 37,-30.1c13.3,-12.1 24.8,-24.5 34.5,-37.2c9.6,-12.8 17.7,-27.4 24.2,-43.8c6.5,-16.5 9.8,-33.1 9.8,-49.8V25.3C382,20.2 380.1,15.9 376.4,12.2zM333,251.8C333,333 195,403 195,403V54.6h138C333,54.6 333,170.6 333,251.8z"
+        android:fillColor="#FFFFFF"/>
+  </group>
+</vector>

src/Android/Resources/values-night/styles.xml

@@ -4,6 +4,7 @@
   <style name="LaunchTheme" parent="BaseTheme">
     <item name="android:windowBackground">@drawable/splash_screen_dark</item>
     <item name="android:windowNoTitle">true</item>
+    <item name="android:windowSplashScreenAnimatedIcon">@drawable/splash_screen_round</item>
   </style>
 
   <style name="BaseTheme" parent="Theme.AppCompat">

src/Android/Resources/values/styles.xml

@@ -4,6 +4,8 @@
   <style name="LaunchTheme" parent="BaseTheme">
     <item name="android:windowBackground">@drawable/splash_screen</item>
     <item name="android:windowNoTitle">true</item>
+   <item name="android:windowSplashScreenBackground">@color/ic_launcher_background</item>
+   <item name="android:windowSplashScreenAnimatedIcon">@drawable/splash_screen_round</item>
   </style>
 
   <style name="BaseTheme" parent="Theme.AppCompat.Light.DarkActionBar">

src/Android/Services/ClipboardService.cs

@@ -5,6 +5,7 @@ using Android.Content;
 using Android.OS;
 using Bit.Core.Abstractions;
 using Bit.Droid.Receivers;
+using Bit.Droid.Utilities;
 using Plugin.CurrentActivity;
 using Xamarin.Essentials;
 
@@ -23,7 +24,7 @@ namespace Bit.Droid.Services
                 PendingIntent.GetBroadcast(CrossCurrentActivity.Current.Activity,
                                            0,
                                            new Intent(CrossCurrentActivity.Current.Activity, typeof(ClearClipboardAlarmReceiver)),
-                                           PendingIntentFlags.UpdateCurrent));
+                                           AndroidHelpers.AddPendingIntentMutabilityFlag(PendingIntentFlags.UpdateCurrent, false)));
         }
 
         public async Task CopyTextAsync(string text, int expiresInMs = -1, bool isSensitive = true)

src/Android/Tiles/AutofillTileService.cs

@@ -12,7 +12,7 @@ using Java.Lang;
 namespace Bit.Droid.Tile
 {
     [Service(Permission = Manifest.Permission.BindQuickSettingsTile, Label = "@string/AutoFillTile",
-        Icon = "@drawable/shield")]
+        Icon = "@drawable/shield", Exported = true)]
     [IntentFilter(new string[] { ActionQsTile })]
     [Register("com.x8bit.bitwarden.AutofillTileService")]
     public class AutofillTileService : TileService

src/Android/Tiles/GeneratorTileService.cs

@@ -14,7 +14,7 @@ using Java.Lang;
 
 namespace Bit.Droid.Tile
 {
-    [Service(Permission = Android.Manifest.Permission.BindQuickSettingsTile, Label = "@string/PasswordGenerator",
+    [Service(Permission = Android.Manifest.Permission.BindQuickSettingsTile, Exported = true, Label = "@string/PasswordGenerator",
         Icon = "@drawable/generate")]
     [IntentFilter(new string[] { ActionQsTile })]
     [Register("com.x8bit.bitwarden.GeneratorTileService")]

src/Android/Tiles/MyVaultTileService.cs

@@ -15,7 +15,8 @@ using Java.Lang;
 namespace Bit.Droid.Tile
 {
     [Service(Permission = Android.Manifest.Permission.BindQuickSettingsTile, Label = "@string/MyVault",
-        Icon = "@drawable/shield")]
+        Icon = "@drawable/shield",
+        Exported = true)]
     [IntentFilter(new string[] { ActionQsTile })]
     [Register("com.x8bit.bitwarden.MyVaultTileService")]
     public class MyVaultTileService : TileService

src/Android/Utilities/AndroidHelpers.cs

@@ -1,6 +1,8 @@
 using System.Collections.Generic;
 using System.Threading.Tasks;
+using Android.App;
 using Android.Content;
+using Android.OS;
 using Android.Provider;
 using Bit.App.Utilities;
 
@@ -47,5 +49,22 @@ namespace Bit.Droid.Utilities
                 await AppHelpers.SetPreconfiguredSettingsAsync(dict);
             }
         }
+
+        public static PendingIntentFlags AddPendingIntentMutabilityFlag(PendingIntentFlags pendingIntentFlags, bool isMutable)
+        {
+            //Mutable flag was added on API level 31
+            if (isMutable && Build.VERSION.SdkInt >= BuildVersionCodes.S)
+            {
+                return pendingIntentFlags | PendingIntentFlags.Mutable;
+            }
+
+            //Immutable flag was added on API level 23
+            if (!isMutable && Build.VERSION.SdkInt >= BuildVersionCodes.M)
+            {
+                return pendingIntentFlags | PendingIntentFlags.Immutable;
+            }
+
+            return pendingIntentFlags;
+        }
     }
 }

src/Android/WebAuthCallbackActivity.cs

@@ -7,7 +7,8 @@ namespace Bit.Droid
 {
     [Activity(
         NoHistory = true, 
-        LaunchMode = LaunchMode.SingleTop)]
+        LaunchMode = LaunchMode.SingleTop,
+        Exported = true)]
     [IntentFilter(new[] { Android.Content.Intent.ActionView },
         Categories = new[] { Android.Content.Intent.CategoryDefault, Android.Content.Intent.CategoryBrowsable },
         DataScheme = "bitwarden")]