tweak: get the background restriction option faster (#22)

Launch battery settings instead of details screen about app.

Also, launch the activity at the top of the task stack instead of
clearing the whole task while we're at it.

Signed-off-by: iusmac <iusico.maxim@libero.it>

src/com/github/iusmac/sevensim/ApplicationInfo.java

@@ -83,13 +83,16 @@ public boolean isSystemApplication() {
     }
 
     /**
-     * Get the activity intent to show screen of details about this application within the built-in
-     * Settings app.
+     * Get the activity intent to show screen of battery settings for this application within the
+     * built-in Settings app.
      */
-    public Intent getAppDetailsSettingsActivityIntent() {
-        final Intent i = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
-                Uri.parse("package:" + mPackageName));
-        i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
+    public Intent getAppBatterySettingsActivityIntent() {
+        final String action = Utils.IS_AT_LEAST_S ? Settings.ACTION_VIEW_ADVANCED_POWER_USAGE_DETAIL
+            : "android.settings.APP_BATTERY_SETTINGS";
+        final Intent i = new Intent(action, Uri.parse("package:" + mPackageName));
+        // Highlight the preference fragment when launched
+        i.putExtra("request_ignore_background_restriction", true);
+        i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
         return i;
     }
 

src/com/github/iusmac/sevensim/NotificationManager.java

@@ -70,7 +70,7 @@ Notification buildForegroundServiceNotification() {
      */
     void showBackgroundRestrictedNotification() {
         final PendingIntent pIntent = PendingIntent.getActivityAsUser(mContext, /*requestCode=*/ 0,
-                mApplicationInfo.getAppDetailsSettingsActivityIntent(),
+                mApplicationInfo.getAppBatterySettingsActivityIntent(),
                 PendingIntent.FLAG_IMMUTABLE, /*options=*/ null, UserHandle.CURRENT);
 
         final String text = mResources.getString(R.string.background_restricted_notification_text);

src/com/github/iusmac/sevensim/ui/sim/SimListFragment.java

@@ -82,7 +82,7 @@ private void setupBackgroundRestrictedBanner() {
             .setAttentionLevel(BannerMessagePreference.AttentionLevel.HIGH)
             .setPositiveButtonText(R.string.background_restricted_button_prioritize_app)
             .setPositiveButtonOnClickListener((view) ->
-                startActivity(mApplicationInfoLazy.get().getAppDetailsSettingsActivityIntent()));
+                startActivity(mApplicationInfoLazy.get().getAppBatterySettingsActivityIntent()));
     }
 
     private void setupDisclaimerBanner() {