Make watch app more helpful and descriptive

Also adds a button to open the README on the phone.

wear/build.gradle

@@ -1,8 +1,8 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 33
-    buildToolsVersion '33.0.2'
+    compileSdkVersion 34
+    buildToolsVersion '34.0.0'
 
     defaultConfig {
         applicationId "se.blunden.donotdisturbsync"
@@ -22,8 +22,10 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'com.google.android.support:wearable:2.9.0'
     implementation 'com.google.android.gms:play-services-wearable:18.1.0'
     implementation 'androidx.core:core-splashscreen:1.0.1'
+    implementation 'androidx.wear:wear:1.3.0'
+    implementation 'androidx.wear:wear-remote-interactions:1.0.0'
+    implementation 'com.google.android.material:material:1.10.0'
     compileOnly 'com.google.android.wearable:wearable:2.9.0'
 }

wear/src/main/AndroidManifest.xml

@@ -61,6 +61,10 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
+        <activity
+            android:name="androidx.wear.activity.ConfirmationActivity">
+        </activity>
     </application>
 
 </manifest>

wear/src/main/java/se/blunden/donotdisturbsync/MainActivity.java

@@ -17,11 +17,25 @@
 package se.blunden.donotdisturbsync;
 
 import android.app.Activity;
-import android.content.ComponentName;
-import android.content.pm.PackageManager;
+import android.app.NotificationManager;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.TextView;
+import android.widget.Toast;
 
 import androidx.core.splashscreen.SplashScreen;
+import androidx.wear.activity.ConfirmationActivity;
+import androidx.wear.remote.interactions.RemoteActivityHelper;
+
+import com.google.android.material.button.MaterialButton;
+import com.google.common.util.concurrent.ListenableFuture;
+
+import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
 
 public class MainActivity extends Activity {
     private static final String TAG = "DndSync";
@@ -34,14 +48,54 @@ protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
-        // Hide the launcher icon since users don't need to launch this anymore
-        //hideLauncherIcon();
-        //Log.i(TAG, "Hiding the app icon from the launcher since it is no longer needed");
+        MaterialButton showInstructionsButton = findViewById(R.id.button_show_instructions);
+        showInstructionsButton.setOnClickListener(view -> {
+            Intent showInstructionsIntent = new Intent(Intent.ACTION_VIEW)
+                    .addCategory(Intent.CATEGORY_BROWSABLE)
+                    .setData(Uri.parse("https://github.com/blunden/DoNotDisturbSync/blob/master/README.md"));
+
+            Executor executor = Executors.newSingleThreadExecutor();
+            RemoteActivityHelper remoteActivityHelper = new RemoteActivityHelper(this, executor);
+            ListenableFuture<Void> result = remoteActivityHelper.startRemoteActivity(showInstructionsIntent);
+
+            // Should really be handled by Futures.addCallback(...) but the onSuccess or onFailure
+            // callbacks are seemingly never executed. Let's just assume it was successful to show
+            // the animation and message.
+            result.addListener(() -> {
+                try {
+                    result.get();
+                } catch(Exception e) {
+                    Toast.makeText(this, "Failed to open link on companion phone", Toast.LENGTH_SHORT).show();
+                    Log.e(TAG, "Failed to open link on companion phone");
+                }
+            }, executor);
+
+            Intent confirmationIntent = new Intent(getApplicationContext(), ConfirmationActivity.class)
+                    .putExtra(ConfirmationActivity.EXTRA_ANIMATION_TYPE, ConfirmationActivity.OPEN_ON_PHONE_ANIMATION)
+                    .putExtra(ConfirmationActivity.EXTRA_MESSAGE, getString(R.string.instruction_continue_on_phone));
+            try {
+                startActivity(confirmationIntent);
+            } catch (Exception e) {
+                Toast.makeText(this, "Failed to open link on companion phone", Toast.LENGTH_SHORT).show();
+                Log.e(TAG, "Failed to start confirmation activity");
+            }
+        });
     }
 
-    private void hideLauncherIcon() {
-        PackageManager p = getPackageManager();
-        ComponentName componentName = new ComponentName(this, MainActivity.class);
-        p.setComponentEnabledSetting(componentName,PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
+    @Override
+    public void onResume() {
+        super.onResume();
+        updatePermissionStatus();
+    }
+
+    private void updatePermissionStatus() {
+        NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+        TextView activityInfoText = findViewById(R.id.info_text);
+        MaterialButton showInstructionsButton = findViewById(R.id.button_show_instructions);
+
+        if (notificationManager.isNotificationPolicyAccessGranted()) {
+            showInstructionsButton.setVisibility(View.GONE);
+            activityInfoText.setText(R.string.activity_info_permission_granted);
+        }
     }
 }

wear/src/main/res/drawable/open_on_phone.xml

@@ -0,0 +1,5 @@
+<vector android:autoMirrored="true" android:height="18dp"
+    android:tint="#FFFFFF" android:viewportHeight="24"
+    android:viewportWidth="24" android:width="18dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M17,17h2v4c0,1.1 -0.9,2 -2,2H7c-1.1,0 -2,-0.9 -2,-2V3c0,-1.1 0.9,-1.99 2,-1.99L17,1c1.1,0 2,0.9 2,2v4h-2V6H7v12h10V17zM22,12l-4,-4v3h-5v2h5v3L22,12z"/>
+</vector>

wear/src/main/res/layout/activity_main.xml

@@ -1,28 +1,44 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.wearable.view.BoxInsetLayout
+<androidx.wear.widget.BoxInsetLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/watch_view"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:padding="15dp"
+    android:padding="5dp"
+    android:background="@android:color/black"
     tools:context="se.blunden.donotdisturbsync.MainActivity">
 
-    <ScrollView
+    <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:padding="5dp"
-        app:layout_box="all">
+        android:orientation="vertical"
+        app:layout_boxedEdges="all">
 
         <TextView
             android:id="@+id/info_text"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:paddingBottom="8dp"
+            android:layout_gravity="center_vertical"
+            android:paddingBottom="5dp"
+            android:textColor="@android:color/white"
             android:text="@string/activity_info" />
 
-    </ScrollView>
+        <com.google.android.material.button.MaterialButton
+            style="@style/Widget.Material3.Button.IconButton.Filled"
+            android:id="@+id/button_show_instructions"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_horizontal"
+            android:textColor="@android:color/white"
+            android:text="@string/button_instructions"
+            app:backgroundTint="@color/colorAccent"
+            app:icon="@drawable/open_on_phone"
+            app:iconTint="@android:color/white" />
+
+    </LinearLayout>
 
-</android.support.wearable.view.BoxInsetLayout>
+</androidx.wear.widget.BoxInsetLayout>
 

wear/src/main/res/values/colors.xml

@@ -1,3 +1,4 @@
 <resources>
     <color name="ic_launcher_background">#455A64</color>
+    <color name="colorAccent">#00BCD4</color>
 </resources>

wear/src/main/res/values/strings.xml

@@ -1,6 +1,8 @@
 <resources>
     <string name="app_name">Do Not Disturb Sync</string>
-    <string name="activity_info">Having launched this app once allows it to monitor Do Not Disturb mode changes.</string>
-    <string name="icon_hidden_info">The app icon will now be hidden from the launcher as there is no need to launch it manually again.</string>
+    <string name="activity_info">To work properly, the app requires a special permission granted via ADB.</string>
+    <string name="activity_info_permission_granted">You have successfully granted the permission on your watch!\n\nDo Not Disturb state should now synchronize.</string>
+    <string name="button_instructions">Instructions</string>
+    <string name="instruction_continue_on_phone">Continue reading on your phone</string>
 
 </resources>

wear/src/main/res/values/styles.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <style name="Theme.App" parent="@android:style/Theme.DeviceDefault" />
+    <style name="Theme.App" parent="@style/Theme.Material3.Dark" />
 
     <style name="Theme.App.Starting" parent="Theme.SplashScreen">
         <!-- Set the splash screen background to black -->