Merge "Support ACTION_NOTIFICATION_ASSISTANT_DETAIL_SETTINGS in Enhanced Notifications" into tm-qpr-dev

src/com/android/settings/notification/NotificationAssistantPreferenceController.java

@@ -18,35 +18,49 @@ package com.android.settings.notification;
 
 import android.content.ComponentName;
 import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.Settings;
+import android.service.notification.NotificationAssistantService;
 
 import androidx.fragment.app.Fragment;
+import androidx.preference.Preference;
 
 import com.android.settings.R;
 import com.android.settings.core.TogglePreferenceController;
+import com.android.settingslib.PrimarySwitchPreference;
 
 import com.google.common.annotations.VisibleForTesting;
 
+import java.util.List;
+
 public class NotificationAssistantPreferenceController extends TogglePreferenceController {
     private static final String TAG = "NASPreferenceController";
-    private static final String KEY_NAS = "notification_assistant";
+    static final String KEY_NAS = "notification_assistant";
 
     private static final int AVAILABLE = 1;
     private final UserManager mUserManager;
+    private final PackageManager mPackageManager;
     private Fragment mFragment;
     private int mUserId = UserHandle.myUserId();
 
     @VisibleForTesting
     protected NotificationBackend mNotificationBackend;
+    private ComponentName mDefaultNASComponent;
+    private Intent mNASSettingIntent;
 
     public NotificationAssistantPreferenceController(Context context) {
         super(context, KEY_NAS);
         mUserManager = UserManager.get(context);
         mNotificationBackend = new NotificationBackend();
+        mPackageManager = context.getPackageManager();
+        getDefaultNASIntent();
     }
 
+
     @Override
     public int getAvailabilityStatus() {
         return AVAILABLE;
@@ -55,14 +69,13 @@ public class NotificationAssistantPreferenceController extends TogglePreferenceC
     @Override
     public boolean isChecked() {
         ComponentName acn = mNotificationBackend.getAllowedNotificationAssistant();
-        ComponentName dcn = mNotificationBackend.getDefaultNotificationAssistant();
-        return (acn != null && acn.equals(dcn));
+        return (acn != null && acn.equals(mDefaultNASComponent));
     }
 
     @Override
     public boolean setChecked(boolean isChecked) {
         ComponentName cn = isChecked
-                ? mNotificationBackend.getDefaultNotificationAssistant() : null;
+                ? mDefaultNASComponent : null;
         if (isChecked) {
             if (mFragment == null) {
                 throw new IllegalStateException("No fragment to start activity");
@@ -103,8 +116,43 @@ public class NotificationAssistantPreferenceController extends TogglePreferenceC
         mNotificationBackend = backend;
     }
 
+    @VisibleForTesting
+    void getDefaultNASIntent() {
+        mDefaultNASComponent = mNotificationBackend.getDefaultNotificationAssistant();
+        if (mDefaultNASComponent != null) {
+            mNASSettingIntent = new Intent(
+                    NotificationAssistantService.ACTION_NOTIFICATION_ASSISTANT_DETAIL_SETTINGS);
+            mNASSettingIntent.setPackage(mDefaultNASComponent.getPackageName());
+            mNASSettingIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        }
+    }
+
     @Override
     public boolean isSliceable() {
         return (mFragment != null && mFragment instanceof ConfigureNotificationSettings);
     }
+
+    private boolean isNASSettingActivityAvailable() {
+        final List<ResolveInfo> resolved = mPackageManager.queryIntentActivities(mNASSettingIntent,
+                PackageManager.ResolveInfoFlags.of(PackageManager.MATCH_ALL));
+        return (resolved != null && !resolved.isEmpty());
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        super.updateState(preference);
+        if (isNASSettingActivityAvailable()) {
+            preference.setIntent(mNASSettingIntent);
+        } else {
+            // Cannot find settings activity from the default NAS app
+            preference.setIntent(null);
+            preference.setOnPreferenceClickListener(
+                    preference1 -> {
+                        onPreferenceChange(preference1, !isChecked());
+                        ((PrimarySwitchPreference) preference1).setChecked(isChecked());
+                        return true;
+                    }
+            );
+        }
+    }
 }