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/*
* Copyright (C) 2018 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.dialer.main.impl.bottomnav;
import android.Manifest;
import android.content.Context;
import android.database.ContentObserver;
import android.database.Cursor;
import android.provider.CallLog.Calls;
import android.support.annotation.RequiresPermission;
import com.android.dialer.common.concurrent.DialerExecutorComponent;
import com.android.dialer.common.concurrent.UiListener;
import com.android.dialer.main.impl.bottomnav.BottomNavBar.TabIndex;
import com.google.common.util.concurrent.ListenableFuture;
/**
* Observes the call log and updates the badge count to show the number of unread missed calls.
*
* <p>Used only when the new call log fragment is enabled.
*/
public final class MissedCallCountObserver extends ContentObserver {
private final Context appContext;
private final BottomNavBar bottomNavBar;
private final UiListener<Integer> uiListener;
public MissedCallCountObserver(
Context appContext, BottomNavBar bottomNavBar, UiListener<Integer> uiListener) {
super(null);
this.appContext = appContext;
this.bottomNavBar = bottomNavBar;
this.uiListener = uiListener;
}
@RequiresPermission(Manifest.permission.READ_CALL_LOG)
@Override
public void onChange(boolean selfChange) {
ListenableFuture<Integer> countFuture =
DialerExecutorComponent.get(appContext)
.backgroundExecutor()
.submit(
() -> {
try (Cursor cursor =
appContext
.getContentResolver()
.query(
Calls.CONTENT_URI,
new String[] {Calls._ID},
"("
+ Calls.IS_READ
+ " = ? OR "
+ Calls.IS_READ
+ " IS NULL) AND "
+ Calls.TYPE
+ " = ?",
new String[] {"0", Integer.toString(Calls.MISSED_TYPE)},
/* sortOrder= */ null)) {
return cursor == null ? 0 : cursor.getCount();
}
});
uiListener.listen(
appContext,
countFuture,
count -> bottomNavBar.setNotificationCount(TabIndex.CALL_LOG, count == null ? 0 : count),
throwable -> {
throw new RuntimeException(throwable);
});
}
}
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