Update the detect & show pipeline for PowerAnomalyEventList.

Test: make SettingsLibRoboTests
Bug: 293813663
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:f978f8b045c2d08e07735f0e7c2b343d53fb5580)
Change-Id: I4a5a550b8c1a2317468e8cc4bd8c2b594c4208ac

res/layout/battery_tips_card.xml

@@ -28,7 +28,6 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginTop="8dp"
-            android:maxLines="2"
             android:textAlignment="viewStart"
             android:textAppearance="?android:attr/textAppearanceLarge"
             android:textColor="?android:attr/textColorPrimary" />
@@ -45,7 +44,7 @@
                 style="@style/Widget.Material3.Button.TextButton"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_gravity="end"
+                android:layout_gravity="end|center_vertical"
                 android:paddingHorizontal="16dp"
                 android:layout_marginEnd="8dp"
                 android:text="@string/battery_tips_card_dismiss_button"
@@ -59,7 +58,7 @@
                 android:paddingHorizontal="16dp"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_gravity="end"
+                android:layout_gravity="end|center_vertical"
                 android:text="@string/battery_tips_card_action_button"
                 android:textAppearance="?android:attr/textAppearanceSmall"
                 android:textColor="?android:attr/textColorPrimary"

src/com/android/settings/fuelgauge/batteryusage/BatteryChartPreferenceController.java

@@ -44,6 +44,7 @@ import com.android.settingslib.core.lifecycle.Lifecycle;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnCreate;
 import com.android.settingslib.core.lifecycle.events.OnDestroy;
+import com.android.settingslib.core.lifecycle.events.OnPause;
 import com.android.settingslib.core.lifecycle.events.OnResume;
 import com.android.settingslib.core.lifecycle.events.OnSaveInstanceState;
 
@@ -51,14 +52,17 @@ import com.google.common.base.Objects;
 
 import java.util.ArrayList;
 import java.util.Calendar;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 /** Controls the update for chart graph and the list items. */
 public class BatteryChartPreferenceController extends AbstractPreferenceController
-        implements PreferenceControllerMixin, LifecycleObserver, OnCreate, OnDestroy,
+        implements PreferenceControllerMixin, LifecycleObserver, OnCreate, OnDestroy, OnPause,
         OnSaveInstanceState, OnResume {
     private static final String TAG = "BatteryChartPreferenceController";
     private static final String PREFERENCE_KEY = "battery_chart";
@@ -136,6 +140,7 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
     private OnBatteryUsageUpdatedListener mOnBatteryUsageUpdatedListener;
     private OnScreenOnTimeUpdatedListener mOnScreenOnTimeUpdatedListener;
     private OnBatteryTipsUpdatedListener mOnBatteryTipsUpdatedListener;
+    private AtomicBoolean mIsAppResume = new AtomicBoolean(false);
 
     private final SettingsActivity mActivity;
     private final MetricsFeatureProvider mMetricsFeatureProvider;
@@ -180,9 +185,15 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
         Log.d(TAG, String.format("onCreate() dailyIndex=%d hourlyIndex=%d",
                 mDailyChartIndex, mHourlyChartIndex));
     }
+    @Override
+    public void onPause() {
+        mIsAppResume.compareAndSet(/* expect= */ true, /* update= */ false);
+    }
+
 
     @Override
     public void onResume() {
+        mIsAppResume.compareAndSet(/* expect= */ false, /* update= */ true);
         mIs24HourFormat = DateFormat.is24HourFormat(mContext);
         mMetricsFeatureProvider.action(mPrefContext, SettingsEnums.OPEN_BATTERY_USAGE);
     }
@@ -370,14 +381,22 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
             mOnBatteryUsageUpdatedListener.onBatteryUsageUpdated(
                     slotUsageData, getSlotInformation(), isBatteryUsageMapNullOrEmpty());
 
+            Log.d(TAG, "isBatteryTipsEnabled = "
+                    + mPowerUsageFeatureProvider.isBatteryTipsEnabled());
             if (mOnBatteryTipsUpdatedListener != null) {
                 mExecutor.execute(() -> {
                     final PowerAnomalyEventList anomalyEventList = mPowerUsageFeatureProvider
                             .detectSettingsAnomaly(mContext, /* displayDrain= */ 0);
+                    Log.d(TAG, "anomalyEventList = " + anomalyEventList);
                     final PowerAnomalyEvent displayEvent =
                             getHighestScoreAnomalyEvent(anomalyEventList);
-                    mHandler.post(()
+                    mHandler.post(() -> {
-                            -> mOnBatteryTipsUpdatedListener.onBatteryTipsUpdated(displayEvent));
+                                if (mIsAppResume.get()) {
+                                    mOnBatteryTipsUpdatedListener
+                                            .onBatteryTipsUpdated(displayEvent);
+                                }
+                            }
+                    );
                 });
             }
         }
@@ -388,13 +407,8 @@ public class BatteryChartPreferenceController extends AbstractPreferenceControll
         if (anomalyEventList == null || anomalyEventList.getPowerAnomalyEventsCount() == 0) {
             return null;
         }
-        PowerAnomalyEvent highestScoreEvent = null;
+        return Collections.max(anomalyEventList.getPowerAnomalyEventsList(),
-        for (PowerAnomalyEvent event : anomalyEventList.getPowerAnomalyEventsList()) {
+                Comparator.comparing(PowerAnomalyEvent::getScore));
-            if (highestScoreEvent == null || event.getScore() > highestScoreEvent.getScore()) {
-                highestScoreEvent = event;
-            }
-        }
-        return highestScoreEvent;
     }
 
     private boolean refreshUiWithNoLevelDataCase() {

src/com/android/settings/fuelgauge/batteryusage/BatteryTipsCardPreference.java

@@ -101,6 +101,7 @@ public class BatteryTipsCardPreference extends Preference implements View.OnClic
                     .setDestination(mDestinationComponentName)
                     .setSourceMetricsCategory(mSourceMetricsCategory)
                     .launch();
+            setVisible(false);
         } else if (viewId == R.id.dismiss_button) {
             setVisible(false);
         }