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/*
* Copyright (C) 2016 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.shortcuts;
import android.content.Context;
import android.os.Build;
import android.support.annotation.MainThread;
import android.support.annotation.NonNull;
import android.support.annotation.WorkerThread;
import com.android.contacts.common.list.ContactEntry;
import com.android.dialer.common.Assert;
import com.android.dialer.common.LogUtil;
import com.android.dialer.common.concurrent.AsyncTaskExecutor;
import com.android.dialer.common.concurrent.AsyncTaskExecutors;
import com.android.dialer.common.concurrent.FallibleAsyncTask;
import java.util.ArrayList;
import java.util.List;
/** Refreshes launcher shortcuts from UI components using provided list of contacts. */
public final class ShortcutRefresher {
private static final AsyncTaskExecutor EXECUTOR = AsyncTaskExecutors.createThreadPoolExecutor();
/** Asynchronously updates launcher shortcuts using the provided list of contacts. */
@MainThread
public static void refresh(@NonNull Context context, List<ContactEntry> contacts) {
Assert.isMainThread();
Assert.isNotNull(context);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N_MR1) {
return;
}
if (!Shortcuts.areDynamicShortcutsEnabled(context)) {
return;
}
//noinspection unchecked
EXECUTOR.submit(Task.ID, new Task(context), new ArrayList<>(contacts));
}
private static final class Task extends FallibleAsyncTask<List<ContactEntry>, Void, Void> {
private static final String ID = "ShortcutRefresher.Task";
private final Context context;
Task(Context context) {
this.context = context;
}
/**
* @param params array containing exactly one element, the list of contacts from favorites
* tiles, ordered in tile order.
*/
@SafeVarargs
@Override
@NonNull
@WorkerThread
protected final Void doInBackgroundFallible(List<ContactEntry>... params) {
Assert.isWorkerThread();
LogUtil.enterBlock("ShortcutRefresher.Task.doInBackground");
// Only dynamic shortcuts are maintained from UI components. Pinned shortcuts are maintained
// by the job scheduler. This is because a pinned contact may not necessarily still be in the
// favorites tiles, so refreshing it would require an additional database query. We don't want
// to incur the cost of that extra database query every time the favorites tiles change.
new DynamicShortcuts(context, new IconFactory(context)).refresh(params[0]); // Blocking
return null;
}
}
}
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