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/*
This file is part of Subsonic.
Subsonic is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Subsonic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
Copyright 2014 (C) Scott Jackson
*/
package github.daneren2005.dsub.fragments;
import android.os.Bundle;
import android.os.Handler;
import androidx.recyclerview.widget.ItemTouchHelper;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import github.daneren2005.dsub.R;
import github.daneren2005.dsub.adapter.SectionAdapter;
import github.daneren2005.dsub.domain.MusicDirectory;
import github.daneren2005.dsub.service.DownloadFile;
import github.daneren2005.dsub.service.DownloadService;
import github.daneren2005.dsub.service.MusicService;
import github.daneren2005.dsub.util.DownloadFileItemHelperCallback;
import github.daneren2005.dsub.util.ProgressListener;
import github.daneren2005.dsub.util.SilentBackgroundTask;
import github.daneren2005.dsub.util.Util;
import github.daneren2005.dsub.adapter.DownloadFileAdapter;
import github.daneren2005.dsub.view.UpdateView;
public class DownloadFragment extends SelectRecyclerFragment<DownloadFile> implements SectionAdapter.OnItemClickedListener<DownloadFile> {
private long currentRevision;
private ScheduledExecutorService executorService;
public DownloadFragment() {
serialize = false;
pullToRefresh = false;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle bundle) {
super.onCreateView(inflater, container, bundle);
ItemTouchHelper touchHelper = new ItemTouchHelper(new DownloadFileItemHelperCallback(this, false));
touchHelper.attachToRecyclerView(recyclerView);
return rootView;
}
@Override
public void onStart() {
super.onStart();
final Handler handler = new Handler();
Runnable runnable = () -> handler.post(this::update);
executorService = Executors.newSingleThreadScheduledExecutor();
executorService.scheduleWithFixedDelay(runnable, 0L, 1000L, TimeUnit.MILLISECONDS);
}
@Override
public void onStop() {
super.onStop();
executorService.shutdown();
}
@Override
public int getOptionsMenu() {
return R.menu.downloading;
}
@Override
public SectionAdapter getAdapter(List<DownloadFile> objs) {
return new DownloadFileAdapter(context, objs, this);
}
@Override
public List<DownloadFile> getObjects(MusicService musicService, boolean refresh, ProgressListener listener) throws Exception {
DownloadService downloadService = getDownloadService();
if(downloadService == null) {
return new ArrayList<>();
}
List<DownloadFile> songList = new ArrayList<>(downloadService.getBackgroundDownloads());
currentRevision = downloadService.getDownloadListUpdateRevision();
return songList;
}
@Override
public int getTitleResource() {
return R.string.button_bar_downloading;
}
@Override
public void onItemClicked(UpdateView<DownloadFile> updateView, DownloadFile item) {
}
@Override
public void onCreateContextMenu(Menu menu, MenuInflater menuInflater, UpdateView<DownloadFile> updateView, DownloadFile downloadFile) {
MusicDirectory.Entry selectedItem = downloadFile.getSong();
onCreateContextMenuSupport(menu, menuInflater, updateView, selectedItem);
if(!selectedItem.isVideo() && !Util.isOffline(context)) {
menu.removeItem(R.id.song_menu_remove_playlist);
}
recreateContextMenu(menu);
}
@Override
public boolean onContextItemSelected(MenuItem menuItem, UpdateView<DownloadFile> updateView, DownloadFile downloadFile) {
MusicDirectory.Entry selectedItem = downloadFile.getSong();
return onContextItemSelected(menuItem, selectedItem);
}
@Override
public boolean onOptionsItemSelected(MenuItem menuItem) {
if(super.onOptionsItemSelected(menuItem)) {
return true;
}
if (menuItem.getItemId() == R.id.menu_remove_all) {
Util.confirmDialog(context, R.string.download_menu_remove_all, "", (dialog, which) -> new SilentBackgroundTask<Void>(context) {
@Override
protected Void doInBackground() {
getDownloadService().clearBackground();
return null;
}
@Override
protected void done(Void result) {
update();
}
}.execute());
return true;
}
return false;
}
private void update() {
DownloadService downloadService = getDownloadService();
if (downloadService == null || objects == null || adapter == null) {
return;
}
if (currentRevision != downloadService.getDownloadListUpdateRevision()) {
List<DownloadFile> downloadFileList = downloadService.getBackgroundDownloads();
objects.clear();
objects.addAll(downloadFileList);
adapter.notifyDataSetChanged();
currentRevision = downloadService.getDownloadListUpdateRevision();
}
}
}
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