mirror of
https://github.com/tachiyomiorg/tachiyomi.git
synced 2024-12-31 20:11:52 +01:00
Download queue's UI in Kotlin
This commit is contained in:
inorichi
parent
b95d0e2848
commit
f73f0cc341
@ -1,50 +0,0 @@
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package eu.kanade.tachiyomi.ui.download;
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import android.content.Context;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import java.util.ArrayList;
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import java.util.List;
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import eu.davidea.flexibleadapter.FlexibleAdapter;
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import eu.kanade.tachiyomi.R;
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import eu.kanade.tachiyomi.data.download.model.Download;
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public class DownloadAdapter extends FlexibleAdapter<DownloadHolder, Download> {
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private Context context;
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public DownloadAdapter(Context context) {
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this.context = context;
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mItems = new ArrayList<>();
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setHasStableIds(true);
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}
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@Override
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public DownloadHolder onCreateViewHolder(ViewGroup parent, int viewType) {
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View v = LayoutInflater.from(context).inflate(R.layout.item_download, parent, false);
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return new DownloadHolder(v);
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}
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@Override
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public void onBindViewHolder(DownloadHolder holder, int position) {
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final Download download = getItem(position);
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holder.onSetValues(download);
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}
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@Override
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public long getItemId(int position) {
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return getItem(position).chapter.id;
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}
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public void setItems(List<Download> downloads) {
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mItems = downloads;
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notifyDataSetChanged();
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}
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@Override
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public void updateDataSet(String param) {}
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}
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@ -0,0 +1,70 @@
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package eu.kanade.tachiyomi.ui.download
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import android.content.Context
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import android.view.ViewGroup
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import eu.davidea.flexibleadapter.FlexibleAdapter
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import eu.kanade.tachiyomi.R
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import eu.kanade.tachiyomi.data.download.model.Download
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import eu.kanade.tachiyomi.util.inflate
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/**
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* Adapter storing a list of downloads.
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*
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* @param context the context of the fragment containing this adapter.
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*/
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class DownloadAdapter(private val context: Context) : FlexibleAdapter<DownloadHolder, Download>() {
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init {
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setHasStableIds(true)
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}
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/**
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* Sets a list of downloads in the adapter.
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*
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* @param downloads the list to set.
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*/
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fun setItems(downloads: List<Download>) {
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mItems = downloads
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notifyDataSetChanged()
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}
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/**
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* Returns the identifier for a download.
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*
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* @param position the position in the adapter.
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* @return an identifier for the item.
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*/
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override fun getItemId(position: Int): Long {
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return getItem(position).chapter.id
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}
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/**
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* Creates a new view holder.
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*
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* @param parent the parent view.
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* @param viewType the type of the holder.
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* @return a new view holder for a manga.
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*/
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): DownloadHolder {
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val view = parent.inflate(R.layout.item_download)
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return DownloadHolder(view)
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}
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/**
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* Binds a holder with a new position.
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*
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* @param holder the holder to bind.
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* @param position the position to bind.
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*/
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override fun onBindViewHolder(holder: DownloadHolder, position: Int) {
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val download = getItem(position)
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holder.onSetValues(download)
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}
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/**
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* Used to filter the list. Not used.
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*/
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override fun updateDataSet(param: String) {
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}
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}
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@ -1,147 +0,0 @@
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package eu.kanade.tachiyomi.ui.download;
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import android.os.Bundle;
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import android.support.annotation.Nullable;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import java.util.List;
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import butterknife.Bind;
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import butterknife.ButterKnife;
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import eu.kanade.tachiyomi.R;
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import eu.kanade.tachiyomi.data.download.DownloadService;
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import eu.kanade.tachiyomi.data.download.model.Download;
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import eu.kanade.tachiyomi.ui.base.fragment.BaseRxFragment;
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import nucleus.factory.RequiresPresenter;
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import rx.Subscription;
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@RequiresPresenter(DownloadPresenter.class)
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public class DownloadFragment extends BaseRxFragment<DownloadPresenter> {
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@Bind(R.id.download_list) RecyclerView recyclerView;
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private DownloadAdapter adapter;
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private MenuItem startButton;
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private MenuItem pauseButton;
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private MenuItem clearButton;
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private Subscription queueStatusSubscription;
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private boolean isRunning;
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public static DownloadFragment newInstance() {
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return new DownloadFragment();
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}
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@Override
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public void onCreate(Bundle bundle) {
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super.onCreate(bundle);
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setHasOptionsMenu(true);
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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// Inflate the layout for this fragment
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View view = inflater.inflate(R.layout.fragment_download_queue, container, false);
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ButterKnife.bind(this, view);
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setToolbarTitle(R.string.label_download_queue);
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recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
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recyclerView.setHasFixedSize(true);
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createAdapter();
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return view;
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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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inflater.inflate(R.menu.download_queue, menu);
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startButton = menu.findItem(R.id.start_queue);
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pauseButton = menu.findItem(R.id.pause_queue);
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clearButton = menu.findItem(R.id.clear_queue);
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if(adapter.getItemCount() > 0) {
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clearButton.setVisible(true);
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}
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// Menu seems to be inflated after onResume in fragments, so we initialize them here
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startButton.setVisible(!isRunning && !getPresenter().downloadManager.getQueue().isEmpty());
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pauseButton.setVisible(isRunning);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.start_queue:
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DownloadService.start(getActivity());
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break;
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case R.id.pause_queue:
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DownloadService.stop(getActivity());
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break;
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case R.id.clear_queue:
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DownloadService.stop(getActivity());
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getPresenter().clearQueue();
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clearButton.setVisible(false);
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break;
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}
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return super.onOptionsItemSelected(item);
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}
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@Override
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public void onResume() {
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super.onResume();
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queueStatusSubscription = getPresenter().downloadManager.getRunningSubject()
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.subscribe(this::onRunningChange);
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}
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@Override
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public void onPause() {
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queueStatusSubscription.unsubscribe();
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super.onPause();
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}
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private void onRunningChange(boolean running) {
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isRunning = running;
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if (startButton != null)
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startButton.setVisible(!running && !getPresenter().downloadManager.getQueue().isEmpty());
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if (pauseButton != null)
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pauseButton.setVisible(running);
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}
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private void createAdapter() {
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adapter = new DownloadAdapter(getActivity());
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recyclerView.setAdapter(adapter);
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}
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public void onNextDownloads(List<Download> downloads) {
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adapter.setItems(downloads);
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}
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public void updateProgress(Download download) {
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DownloadHolder holder = getHolder(download);
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if (holder != null) {
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holder.setDownloadProgress(download);
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}
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}
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public void updateDownloadedPages(Download download) {
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DownloadHolder holder = getHolder(download);
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if (holder != null) {
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holder.setDownloadedPages(download);
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}
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}
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@Nullable
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private DownloadHolder getHolder(Download download) {
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return (DownloadHolder) recyclerView.findViewHolderForItemId(download.chapter.id);
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}
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}
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@ -0,0 +1,179 @@
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package eu.kanade.tachiyomi.ui.download
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import android.os.Bundle
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import android.support.v7.widget.LinearLayoutManager
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import android.view.*
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import eu.kanade.tachiyomi.R
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import eu.kanade.tachiyomi.data.download.DownloadService
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import eu.kanade.tachiyomi.data.download.model.Download
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import eu.kanade.tachiyomi.ui.base.fragment.BaseRxFragment
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import kotlinx.android.synthetic.main.fragment_download_queue.*
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import nucleus.factory.RequiresPresenter
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import rx.Subscription
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/**
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* Fragment that shows the currently active downloads.
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* Uses R.layout.fragment_download_queue.
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*/
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@RequiresPresenter(DownloadPresenter::class)
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class DownloadFragment : BaseRxFragment<DownloadPresenter>() {
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/**
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* Adapter containing the active downloads.
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*/
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private lateinit var adapter: DownloadAdapter
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/**
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* Menu item to start the queue.
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*/
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private var startButton: MenuItem? = null
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/**
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* Menu item to pause the queue.
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*/
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private var pauseButton: MenuItem? = null
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/**
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* Menu item to clear the queue.
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*/
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private var clearButton: MenuItem? = null
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/**
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* Subscription to know if the download queue is running.
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*/
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private var queueStatusSubscription: Subscription? = null
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/**
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* Whether the download queue is running or not.
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*/
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private var isRunning: Boolean = false
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companion object {
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/**
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* Creates a new instance of this fragment.
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*
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* @return a new instance of [DownloadFragment].
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*/
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@JvmStatic
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fun newInstance(): DownloadFragment {
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return DownloadFragment()
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}
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}
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override fun onCreate(bundle: Bundle?) {
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super.onCreate(bundle)
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setHasOptionsMenu(true)
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}
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
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savedState: Bundle?): View? {
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return inflater.inflate(R.layout.fragment_download_queue, container, false)
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}
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override fun onViewCreated(view: View, savedState: Bundle?) {
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setToolbarTitle(R.string.label_download_queue)
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// Initialize adapter.
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adapter = DownloadAdapter(activity)
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recycler.adapter = adapter
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// Set the layout manager for the recycler and fixed size.
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recycler.layoutManager = LinearLayoutManager(activity)
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recycler.setHasFixedSize(true)
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}
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override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
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inflater.inflate(R.menu.download_queue, menu)
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// Set start button visibility.
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startButton = menu.findItem(R.id.start_queue).apply {
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isVisible = !isRunning && !presenter.downloadQueue.isEmpty()
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}
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// Set pause button visibility.
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pauseButton = menu.findItem(R.id.pause_queue).apply {
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isVisible = isRunning
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}
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// Set clear button visibility.
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clearButton = menu.findItem(R.id.clear_queue).apply {
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if (adapter.itemCount > 0) {
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isVisible = true
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}
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}
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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when (item.itemId) {
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R.id.start_queue -> DownloadService.start(activity)
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R.id.pause_queue -> DownloadService.stop(activity)
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R.id.clear_queue -> {
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DownloadService.stop(activity)
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presenter.clearQueue()
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clearButton?.isVisible = false
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}
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else -> return super.onOptionsItemSelected(item)
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}
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return true
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}
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override fun onResume() {
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super.onResume()
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queueStatusSubscription = presenter.downloadManager.runningSubject
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.subscribe { onQueueStatusChange(it) }
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}
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override fun onPause() {
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queueStatusSubscription?.unsubscribe()
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super.onPause()
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}
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/**
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* Called when the queue's status has changed. Updates the visibility of the buttons.
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*
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* @param running whether the queue is now running or not.
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*/
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private fun onQueueStatusChange(running: Boolean) {
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isRunning = running
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startButton?.isVisible = !running && !presenter.downloadQueue.isEmpty()
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pauseButton?.isVisible = running
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}
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/**
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* Called from the presenter to assign the downloads for the adapter.
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*
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* @param downloads the downloads from the queue.
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*/
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fun onNextDownloads(downloads: List<Download>) {
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adapter.setItems(downloads)
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}
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/**
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* Called from the presenter when the status of a download changes.
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*
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* @param download the download whose status has changed.
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*/
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fun onUpdateProgress(download: Download) {
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getHolder(download)?.notifyProgress()
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}
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/**
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* Called from the presenter when a page of a download is downloaded.
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*
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* @param download the download whose page has been downloaded.
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*/
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fun onUpdateDownloadedPages(download: Download) {
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getHolder(download)?.notifyDownloadedPages()
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}
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/**
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* Returns the holder for the given download.
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*
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* @param download the download to find.
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* @return the holder of the download or null if it's not bound.
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*/
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private fun getHolder(download: Download): DownloadHolder? {
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return recycler.findViewHolderForItemId(download.chapter.id) as? DownloadHolder
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}
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}
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@ -1,49 +0,0 @@
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package eu.kanade.tachiyomi.ui.download;
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import android.support.v7.widget.RecyclerView;
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import android.view.View;
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import android.widget.ProgressBar;
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import android.widget.TextView;
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import butterknife.Bind;
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import butterknife.ButterKnife;
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import eu.kanade.tachiyomi.R;
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import eu.kanade.tachiyomi.data.download.model.Download;
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public class DownloadHolder extends RecyclerView.ViewHolder {
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@Bind(R.id.download_title) TextView downloadTitle;
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@Bind(R.id.download_progress) ProgressBar downloadProgress;
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@Bind(R.id.download_progress_text) TextView downloadProgressText;
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public DownloadHolder(View view) {
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super(view);
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ButterKnife.bind(this, view);
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}
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public void onSetValues(Download download) {
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downloadTitle.setText(download.chapter.name);
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if (download.pages == null) {
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downloadProgress.setProgress(0);
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downloadProgress.setMax(1);
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downloadProgressText.setText("");
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} else {
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downloadProgress.setMax(download.pages.size() * 100);
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setDownloadProgress(download);
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setDownloadedPages(download);
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}
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}
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public void setDownloadedPages(Download download) {
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String progressText = download.downloadedImages + "/" + download.pages.size();
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downloadProgressText.setText(progressText);
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}
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public void setDownloadProgress(Download download) {
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if (downloadProgress.getMax() == 1)
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downloadProgress.setMax(download.pages.size() * 100);
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downloadProgress.setProgress(download.totalProgress);
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}
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}
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@ -0,0 +1,60 @@
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package eu.kanade.tachiyomi.ui.download
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import android.support.v7.widget.RecyclerView
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import android.view.View
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import eu.kanade.tachiyomi.data.download.model.Download
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import kotlinx.android.synthetic.main.item_download.view.*
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/**
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* Class used to hold the data of a download.
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* All the elements from the layout file "item_download" are available in this class.
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*
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* @param view the inflated view for this holder.
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* @constructor creates a new library holder.
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*/
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class DownloadHolder(private val view: View) : RecyclerView.ViewHolder(view) {
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private lateinit var download: Download
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/**
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* Method called from [DownloadAdapter.onBindViewHolder]. It updates the data for this
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* holder with the given download.
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*
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* @param download the download to bind.
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*/
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fun onSetValues(download: Download) {
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this.download = download
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// Update the chapter name.
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view.download_title.text = download.chapter.name
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// Update the progress bar and the number of downloaded pages
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if (download.pages == null) {
|
||||
view.download_progress.progress = 0
|
||||
view.download_progress.max = 1
|
||||
view.download_progress_text.text = ""
|
||||
} else {
|
||||
view.download_progress.max = download.pages.size * 100
|
||||
notifyProgress()
|
||||
notifyDownloadedPages()
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Updates the progress bar of the download.
|
||||
*/
|
||||
fun notifyProgress() {
|
||||
if (view.download_progress.max == 1) {
|
||||
view.download_progress.max = download.pages.size * 100
|
||||
}
|
||||
view.download_progress.progress = download.totalProgress
|
||||
}
|
||||
|
||||
/**
|
||||
* Updates the text field of the number of downloaded pages.
|
||||
*/
|
||||
fun notifyDownloadedPages() {
|
||||
view.download_progress_text.text = "${download.downloadedImages}/${download.pages.size}"
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,128 +0,0 @@
|
||||
package eu.kanade.tachiyomi.ui.download;
|
||||
|
||||
import android.os.Bundle;
|
||||
|
||||
import java.util.HashMap;
|
||||
import java.util.concurrent.TimeUnit;
|
||||
|
||||
import javax.inject.Inject;
|
||||
|
||||
import eu.kanade.tachiyomi.data.download.DownloadManager;
|
||||
import eu.kanade.tachiyomi.data.download.model.Download;
|
||||
import eu.kanade.tachiyomi.data.download.model.DownloadQueue;
|
||||
import eu.kanade.tachiyomi.data.source.model.Page;
|
||||
import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter;
|
||||
import rx.Observable;
|
||||
import rx.Subscription;
|
||||
import rx.android.schedulers.AndroidSchedulers;
|
||||
import rx.schedulers.Schedulers;
|
||||
import timber.log.Timber;
|
||||
|
||||
public class DownloadPresenter extends BasePresenter<DownloadFragment> {
|
||||
|
||||
public final static int GET_DOWNLOAD_QUEUE = 1;
|
||||
@Inject DownloadManager downloadManager;
|
||||
private DownloadQueue downloadQueue;
|
||||
private Subscription statusSubscription;
|
||||
private Subscription pageProgressSubscription;
|
||||
private HashMap<Download, Subscription> progressSubscriptions;
|
||||
|
||||
@Override
|
||||
protected void onCreate(Bundle savedState) {
|
||||
super.onCreate(savedState);
|
||||
|
||||
downloadQueue = downloadManager.getQueue();
|
||||
progressSubscriptions = new HashMap<>();
|
||||
|
||||
restartableLatestCache(GET_DOWNLOAD_QUEUE,
|
||||
() -> Observable.just(downloadQueue),
|
||||
DownloadFragment::onNextDownloads,
|
||||
(view, error) -> Timber.e(error.getMessage()));
|
||||
|
||||
if (savedState == null)
|
||||
start(GET_DOWNLOAD_QUEUE);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onTakeView(DownloadFragment view) {
|
||||
super.onTakeView(view);
|
||||
|
||||
add(statusSubscription = downloadQueue.getStatusObservable()
|
||||
.startWith(downloadQueue.getActiveDownloads())
|
||||
.observeOn(AndroidSchedulers.mainThread())
|
||||
.subscribe(download -> {
|
||||
processStatus(download, view);
|
||||
}));
|
||||
|
||||
add(pageProgressSubscription = downloadQueue.getProgressObservable()
|
||||
.onBackpressureBuffer()
|
||||
.observeOn(AndroidSchedulers.mainThread())
|
||||
.subscribe(view::updateDownloadedPages));
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onDropView() {
|
||||
destroySubscriptions();
|
||||
super.onDropView();
|
||||
}
|
||||
|
||||
private void processStatus(Download download, DownloadFragment view) {
|
||||
switch (download.getStatus()) {
|
||||
case Download.DOWNLOADING:
|
||||
observeProgress(download, view);
|
||||
// Initial update of the downloaded pages
|
||||
view.updateDownloadedPages(download);
|
||||
break;
|
||||
case Download.DOWNLOADED:
|
||||
unsubscribeProgress(download);
|
||||
view.updateProgress(download);
|
||||
view.updateDownloadedPages(download);
|
||||
break;
|
||||
case Download.ERROR:
|
||||
unsubscribeProgress(download);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
private void observeProgress(Download download, DownloadFragment view) {
|
||||
Subscription subscription = Observable.interval(50, TimeUnit.MILLISECONDS, Schedulers.newThread())
|
||||
.flatMap(tick -> Observable.from(download.pages)
|
||||
.map(Page::getProgress)
|
||||
.reduce((x, y) -> x + y))
|
||||
.onBackpressureLatest()
|
||||
.observeOn(AndroidSchedulers.mainThread())
|
||||
.subscribe(progress -> {
|
||||
if (download.totalProgress != progress) {
|
||||
download.totalProgress = progress;
|
||||
view.updateProgress(download);
|
||||
}
|
||||
});
|
||||
|
||||
// Avoid leaking subscriptions
|
||||
Subscription oldSubscription = progressSubscriptions.remove(download);
|
||||
if (oldSubscription != null) oldSubscription.unsubscribe();
|
||||
|
||||
progressSubscriptions.put(download, subscription);
|
||||
}
|
||||
|
||||
private void unsubscribeProgress(Download download) {
|
||||
Subscription subscription = progressSubscriptions.remove(download);
|
||||
if (subscription != null)
|
||||
subscription.unsubscribe();
|
||||
}
|
||||
|
||||
private void destroySubscriptions() {
|
||||
for (Subscription subscription : progressSubscriptions.values()) {
|
||||
subscription.unsubscribe();
|
||||
}
|
||||
progressSubscriptions.clear();
|
||||
|
||||
remove(pageProgressSubscription);
|
||||
remove(statusSubscription);
|
||||
}
|
||||
|
||||
public void clearQueue() {
|
||||
downloadQueue.clear();
|
||||
start(GET_DOWNLOAD_QUEUE);
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,174 @@
|
||||
package eu.kanade.tachiyomi.ui.download
|
||||
|
||||
import android.os.Bundle
|
||||
import eu.kanade.tachiyomi.data.download.DownloadManager
|
||||
import eu.kanade.tachiyomi.data.download.model.Download
|
||||
import eu.kanade.tachiyomi.data.download.model.DownloadQueue
|
||||
import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter
|
||||
import rx.Observable
|
||||
import rx.Subscription
|
||||
import rx.android.schedulers.AndroidSchedulers
|
||||
import rx.schedulers.Schedulers
|
||||
import timber.log.Timber
|
||||
import java.util.*
|
||||
import java.util.concurrent.TimeUnit
|
||||
import javax.inject.Inject
|
||||
|
||||
/**
|
||||
* Presenter of [DownloadFragment].
|
||||
*/
|
||||
class DownloadPresenter : BasePresenter<DownloadFragment>() {
|
||||
|
||||
/**
|
||||
* Download manager.
|
||||
*/
|
||||
@Inject lateinit var downloadManager: DownloadManager
|
||||
|
||||
/**
|
||||
* Property to get the queue from the download manager.
|
||||
*/
|
||||
val downloadQueue: DownloadQueue
|
||||
get() = downloadManager.queue
|
||||
|
||||
/**
|
||||
* Map of subscriptions for active downloads.
|
||||
*/
|
||||
private val progressSubscriptions by lazy { HashMap<Download, Subscription>() }
|
||||
|
||||
/**
|
||||
* Subscription for status changes on downloads.
|
||||
*/
|
||||
private var statusSubscription: Subscription? = null
|
||||
|
||||
/**
|
||||
* Subscription for downloaded pages for active downloads.
|
||||
*/
|
||||
private var pageProgressSubscription: Subscription? = null
|
||||
|
||||
companion object {
|
||||
/**
|
||||
* Id of the restartable that returns the download queue.
|
||||
*/
|
||||
const val GET_DOWNLOAD_QUEUE = 1
|
||||
}
|
||||
|
||||
override fun onCreate(savedState: Bundle?) {
|
||||
super.onCreate(savedState)
|
||||
|
||||
restartableLatestCache(GET_DOWNLOAD_QUEUE,
|
||||
{ Observable.just(downloadQueue) },
|
||||
{ view, downloads -> view.onNextDownloads(downloads) },
|
||||
{ view, error -> Timber.e(error.message) })
|
||||
|
||||
if (savedState == null) {
|
||||
start(GET_DOWNLOAD_QUEUE)
|
||||
}
|
||||
}
|
||||
|
||||
override fun onTakeView(view: DownloadFragment) {
|
||||
super.onTakeView(view)
|
||||
|
||||
statusSubscription = downloadQueue.statusObservable
|
||||
.startWith(downloadQueue.activeDownloads)
|
||||
.observeOn(AndroidSchedulers.mainThread())
|
||||
.subscribe { processStatus(it, view) }
|
||||
|
||||
add(statusSubscription)
|
||||
|
||||
pageProgressSubscription = downloadQueue.progressObservable
|
||||
.onBackpressureBuffer()
|
||||
.observeOn(AndroidSchedulers.mainThread())
|
||||
.subscribe { view.onUpdateDownloadedPages(it) }
|
||||
|
||||
add(pageProgressSubscription)
|
||||
}
|
||||
|
||||
override fun onDropView() {
|
||||
destroySubscriptions()
|
||||
super.onDropView()
|
||||
}
|
||||
|
||||
/**
|
||||
* Process the status of a download when its status has changed and notify the view.
|
||||
*
|
||||
* @param download the download whose status has changed.
|
||||
* @param view the view.
|
||||
*/
|
||||
private fun processStatus(download: Download, view: DownloadFragment) {
|
||||
when (download.status) {
|
||||
Download.DOWNLOADING -> {
|
||||
observeProgress(download, view)
|
||||
// Initial update of the downloaded pages
|
||||
view.onUpdateDownloadedPages(download)
|
||||
}
|
||||
Download.DOWNLOADED -> {
|
||||
unsubscribeProgress(download)
|
||||
view.onUpdateProgress(download)
|
||||
view.onUpdateDownloadedPages(download)
|
||||
}
|
||||
Download.ERROR -> unsubscribeProgress(download)
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Observe the progress of a download and notify the view.
|
||||
*
|
||||
* @param download the download to observe its progress.
|
||||
* @param view the view.
|
||||
*/
|
||||
private fun observeProgress(download: Download, view: DownloadFragment) {
|
||||
val subscription = Observable.interval(50, TimeUnit.MILLISECONDS, Schedulers.newThread())
|
||||
// Get the sum of percentages for all the pages.
|
||||
.flatMap {
|
||||
Observable.from(download.pages)
|
||||
.map { it.progress }
|
||||
.reduce { x, y -> x + y }
|
||||
}
|
||||
// Keep only the latest emission to avoid backpressure.
|
||||
.onBackpressureLatest()
|
||||
.observeOn(AndroidSchedulers.mainThread())
|
||||
.subscribe { progress ->
|
||||
// Update the view only if the progress has changed.
|
||||
if (download.totalProgress != progress) {
|
||||
download.totalProgress = progress
|
||||
view.onUpdateProgress(download)
|
||||
}
|
||||
}
|
||||
|
||||
// Avoid leaking subscriptions
|
||||
progressSubscriptions.remove(download)?.unsubscribe()
|
||||
|
||||
progressSubscriptions.put(download, subscription)
|
||||
}
|
||||
|
||||
/**
|
||||
* Unsubscribes the given download from the progress subscriptions.
|
||||
*
|
||||
* @param download the download to unsubscribe.
|
||||
*/
|
||||
private fun unsubscribeProgress(download: Download) {
|
||||
progressSubscriptions.remove(download)?.unsubscribe()
|
||||
}
|
||||
|
||||
/**
|
||||
* Destroys all the subscriptions of the presenter.
|
||||
*/
|
||||
private fun destroySubscriptions() {
|
||||
for (subscription in progressSubscriptions.values) {
|
||||
subscription.unsubscribe()
|
||||
}
|
||||
progressSubscriptions.clear()
|
||||
|
||||
remove(pageProgressSubscription)
|
||||
remove(statusSubscription)
|
||||
}
|
||||
|
||||
/**
|
||||
* Clears the download queue.
|
||||
*/
|
||||
fun clearQueue() {
|
||||
downloadQueue.clear()
|
||||
start(GET_DOWNLOAD_QUEUE)
|
||||
}
|
||||
|
||||
}
|
||||
@ -79,11 +79,6 @@ class LibraryFragment : BaseRxFragment<LibraryPresenter>(), ActionMode.Callback
|
||||
*/
|
||||
const val REQUEST_IMAGE_OPEN = 101
|
||||
|
||||
/**
|
||||
* Key to add a manga to an [Intent].
|
||||
*/
|
||||
const val MANGA_EXTRA = "manga_extra"
|
||||
|
||||
/**
|
||||
* Key to save and restore [query] from a [Bundle].
|
||||
*/
|
||||
|
||||
@ -6,7 +6,7 @@
|
||||
<android.support.v7.widget.RecyclerView
|
||||
android:layout_width="match_parent"
|
||||
android:layout_height="wrap_content"
|
||||
android:id="@+id/download_list">
|
||||
android:id="@+id/recycler">
|
||||
|
||||
</android.support.v7.widget.RecyclerView>
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user