Add AppOptimizationModeEventsUtils to save & update app optimization mode expiration events.

- [Update] Save app optimizaiton mode set & expire events from turbo.
- [Reset ] Restore optimization mode for expired events in Periodic job.
- [Delete] Cancel expiration event if user updates mode in app usage page.

Bug: 338965652
Test: atest + manual
Change-Id: I3fb7311207da1bdb1146ea1ff041aca6adb66052

src/com/android/settings/fuelgauge/PowerBackgroundUsageDetail.java

@@ -35,6 +35,7 @@ import androidx.annotation.VisibleForTesting;
 import com.android.settings.R;
 import com.android.settings.core.SubSettingLauncher;
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.fuelgauge.batteryusage.AppOptModeSharedPreferencesUtils;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.widget.EntityHeaderController;
 import com.android.settingslib.HelpUtils;
@@ -121,6 +122,10 @@ public class PowerBackgroundUsageDetail extends DashboardFragment
 
         mExecutor.execute(
                 () -> {
+                    if (currentOptimizeMode != mOptimizationMode) {
+                        AppOptModeSharedPreferencesUtils.deleteAppOptimizationModeEventByUid(
+                                getContext(), mBatteryOptimizeUtils.getUid());
+                    }
                     BatteryOptimizeLogUtils.writeLog(
                             getContext().getApplicationContext(),
                             Action.LEAVE,