Move conditional stuff from dashboard/ to homepage package.

dashboard package is not a real place for homepage stuff. Putting
Conditionals here makes it easier to refactor it for new homepage in the
future

Bug: 110405144
Bug: 112485407
Test: robotests
Change-Id: If433aeac8766124f0f4f6e5786b93ac1372bb745

src/com/android/settings/homepage/conditional/DndCondition.java

@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.homepage.conditional;
+
+import android.app.NotificationManager;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.graphics.drawable.Drawable;
+import android.os.PersistableBundle;
+import android.provider.Settings;
+import android.provider.Settings.Global;
+import android.service.notification.ZenModeConfig;
+
+import androidx.annotation.VisibleForTesting;
+
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settings.R;
+import com.android.settings.core.SubSettingLauncher;
+import com.android.settings.notification.ZenModeSettings;
+
+public class DndCondition extends Condition {
+
+    private static final String TAG = "DndCondition";
+    private static final String KEY_STATE = "state";
+
+    private boolean mRegistered;
+
+    @VisibleForTesting
+    static final IntentFilter DND_FILTER =
+        new IntentFilter(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED_INTERNAL);
+    @VisibleForTesting
+    protected ZenModeConfig mConfig;
+
+    private int mZen;
+    private final Receiver mReceiver;
+
+    public DndCondition(ConditionManager manager) {
+        super(manager);
+        mReceiver = new Receiver();
+        mManager.getContext().registerReceiver(mReceiver, DND_FILTER);
+        mRegistered = true;
+    }
+
+    @Override
+    public void refreshState() {
+        NotificationManager notificationManager =
+                mManager.getContext().getSystemService(NotificationManager.class);
+        mZen = notificationManager.getZenMode();
+        boolean zenModeEnabled = mZen != Settings.Global.ZEN_MODE_OFF;
+        if (zenModeEnabled) {
+            mConfig = notificationManager.getZenModeConfig();
+        } else {
+            mConfig = null;
+        }
+        setActive(zenModeEnabled);
+    }
+
+    @Override
+    boolean saveState(PersistableBundle bundle) {
+        bundle.putInt(KEY_STATE, mZen);
+        return super.saveState(bundle);
+    }
+
+    @Override
+    void restoreState(PersistableBundle bundle) {
+        super.restoreState(bundle);
+        mZen = bundle.getInt(KEY_STATE, Global.ZEN_MODE_OFF);
+    }
+
+    @Override
+    public Drawable getIcon() {
+        return mManager.getContext().getDrawable(R.drawable.ic_do_not_disturb_on_24dp);
+    }
+
+    @Override
+    public CharSequence getTitle() {
+        return mManager.getContext().getString(R.string.condition_zen_title);
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        return ZenModeConfig.getDescription(mManager.getContext(), mZen != Global.ZEN_MODE_OFF,
+                mConfig, true);
+    }
+
+    @Override
+    public CharSequence[] getActions() {
+        return new CharSequence[] { mManager.getContext().getString(R.string.condition_turn_off) };
+    }
+
+    @Override
+    public void onPrimaryClick() {
+        new SubSettingLauncher(mManager.getContext())
+                .setDestination(ZenModeSettings.class.getName())
+                .setSourceMetricsCategory(MetricsEvent.DASHBOARD_SUMMARY)
+                .setTitleRes(R.string.zen_mode_settings_title)
+                .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+                .launch();
+    }
+
+    @Override
+    public void onActionClick(int index) {
+        if (index == 0) {
+            NotificationManager notificationManager = mManager.getContext().getSystemService(
+                    NotificationManager.class);
+            notificationManager.setZenMode(Settings.Global.ZEN_MODE_OFF, null, TAG);
+            setActive(false);
+        } else {
+            throw new IllegalArgumentException("Unexpected index " + index);
+        }
+    }
+
+    @Override
+    public int getMetricsConstant() {
+        return MetricsEvent.SETTINGS_CONDITION_DND;
+    }
+
+    public static class Receiver extends BroadcastReceiver {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            if (NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED_INTERNAL
+                    .equals(intent.getAction())) {
+                final Condition condition =
+                        ConditionManager.get(context).getCondition(DndCondition.class);
+                if (condition != null) {
+                    condition.refreshState();
+                }
+            }
+        }
+    }
+
+    @Override
+    public void onResume() {
+        if (!mRegistered) {
+           mManager.getContext().registerReceiver(mReceiver, DND_FILTER);
+           mRegistered = true;
+        }
+    }
+
+    @Override
+    public void onPause() {
+        if (mRegistered) {
+            mManager.getContext().unregisterReceiver(mReceiver);
+            mRegistered = false;
+        }
+    }
+}