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/*
* Copyright (C) 2017 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.searchfragment.list;
import android.database.Cursor;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.Loader;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.android.contacts.common.extensions.PhoneDirectoryExtenderAccessor;
import com.android.dialer.common.concurrent.ThreadUtil;
import com.android.dialer.searchfragment.cp2.SearchContactsCursorLoader;
import com.android.dialer.searchfragment.nearbyplaces.NearbyPlacesCursorLoader;
/** Fragment used for searching contacts. */
public final class NewSearchFragment extends Fragment implements LoaderCallbacks<Cursor> {
// Since some of our queries can generate network requests, we should delay them until the user
// stops typing to prevent generating too much network traffic.
private static final int NETWORK_SEARCH_DELAY_MILLIS = 300;
private static final int CONTACTS_LOADER_ID = 0;
private static final int NEARBY_PLACES_ID = 1;
private RecyclerView recyclerView;
private SearchAdapter adapter;
private String query;
private final Runnable loadNearbyPlacesRunnable =
() -> getLoaderManager().restartLoader(NEARBY_PLACES_ID, null, this);
@Nullable
@Override
public View onCreateView(
LayoutInflater inflater, @Nullable ViewGroup parent, @Nullable Bundle bundle) {
getLoaderManager().initLoader(0, null, this);
View view = inflater.inflate(R.layout.fragment_search, parent, false);
adapter = new SearchAdapter(getContext());
recyclerView = view.findViewById(R.id.recycler_view);
recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
recyclerView.setAdapter(adapter);
getLoaderManager().initLoader(CONTACTS_LOADER_ID, null, this);
loadNearbyPlacesCursor();
return view;
}
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle bundle) {
// TODO(calderwoodra) add enterprise loader
if (id == CONTACTS_LOADER_ID) {
return new SearchContactsCursorLoader(getContext());
} else if (id == NEARBY_PLACES_ID) {
return new NearbyPlacesCursorLoader(getContext(), query);
} else {
throw new IllegalStateException("Invalid loader id: " + id);
}
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
if (loader instanceof SearchContactsCursorLoader) {
adapter.setContactsCursor(cursor);
} else if (loader instanceof NearbyPlacesCursorLoader) {
adapter.setNearbyPlacesCursor(cursor);
} else {
throw new IllegalStateException("Invalid loader: " + loader);
}
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
adapter.clear();
recyclerView.setAdapter(null);
}
public void setQuery(String query) {
this.query = query;
if (adapter != null) {
adapter.setQuery(query);
loadNearbyPlacesCursor();
}
}
@Override
public void onDestroy() {
super.onDestroy();
// close adapters
adapter.setNearbyPlacesCursor(null);
adapter.setContactsCursor(null);
ThreadUtil.getUiThreadHandler().removeCallbacks(loadNearbyPlacesRunnable);
}
private void loadNearbyPlacesCursor() {
// Cancel existing load if one exists.
ThreadUtil.getUiThreadHandler().removeCallbacks(loadNearbyPlacesRunnable);
// If nearby places is not enabled, do not try to load them.
if (!PhoneDirectoryExtenderAccessor.get(getContext()).isEnabled(getContext())) {
return;
}
ThreadUtil.getUiThreadHandler()
.postDelayed(loadNearbyPlacesRunnable, NETWORK_SEARCH_DELAY_MILLIS);
}
}
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