mirror of https://github.com/TeamNewPipe/NewPipe
214 lines
7.7 KiB
Java
214 lines
7.7 KiB
Java
package org.schabi.newpipe.settings;
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import android.content.DialogInterface;
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import android.os.Bundle;
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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 android.widget.ProgressBar;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.DialogFragment;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import org.schabi.newpipe.R;
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import org.schabi.newpipe.database.subscription.SubscriptionEntity;
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import org.schabi.newpipe.error.ErrorUtil;
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import org.schabi.newpipe.local.subscription.SubscriptionManager;
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import org.schabi.newpipe.util.PicassoHelper;
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import org.schabi.newpipe.util.ThemeHelper;
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import java.util.List;
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import java.util.Vector;
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import de.hdodenhof.circleimageview.CircleImageView;
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import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers;
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import io.reactivex.rxjava3.core.Observer;
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import io.reactivex.rxjava3.disposables.Disposable;
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import io.reactivex.rxjava3.schedulers.Schedulers;
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/**
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* Created by Christian Schabesberger on 26.09.17.
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* SelectChannelFragment.java is part of NewPipe.
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* <p>
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* NewPipe is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* </p>
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* <p>
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* NewPipe is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* </p>
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* <p>
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* You should have received a copy of the GNU General Public License
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* along with NewPipe. If not, see <http://www.gnu.org/licenses/>.
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* </p>
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*/
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public class SelectChannelFragment extends DialogFragment {
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private OnSelectedListener onSelectedListener = null;
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private OnCancelListener onCancelListener = null;
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private ProgressBar progressBar;
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private TextView emptyView;
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private RecyclerView recyclerView;
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private List<SubscriptionEntity> subscriptions = new Vector<>();
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public void setOnSelectedListener(final OnSelectedListener listener) {
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onSelectedListener = listener;
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}
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public void setOnCancelListener(final OnCancelListener listener) {
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onCancelListener = listener;
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Init
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//////////////////////////////////////////////////////////////////////////*/
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@Override
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public void onCreate(@Nullable final Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setStyle(STYLE_NO_TITLE, ThemeHelper.getMinWidthDialogTheme(requireContext()));
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}
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@Override
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public View onCreateView(@NonNull final LayoutInflater inflater, final ViewGroup container,
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final Bundle savedInstanceState) {
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final View v = inflater.inflate(R.layout.select_channel_fragment, container, false);
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recyclerView = v.findViewById(R.id.items_list);
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recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
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final SelectChannelAdapter channelAdapter = new SelectChannelAdapter();
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recyclerView.setAdapter(channelAdapter);
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progressBar = v.findViewById(R.id.progressBar);
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emptyView = v.findViewById(R.id.empty_state_view);
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progressBar.setVisibility(View.VISIBLE);
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recyclerView.setVisibility(View.GONE);
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emptyView.setVisibility(View.GONE);
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final SubscriptionManager subscriptionManager = new SubscriptionManager(requireContext());
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subscriptionManager.subscriptions().toObservable()
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.subscribeOn(Schedulers.io())
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.observeOn(AndroidSchedulers.mainThread())
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.subscribe(getSubscriptionObserver());
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return v;
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Handle actions
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//////////////////////////////////////////////////////////////////////////*/
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@Override
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public void onCancel(@NonNull final DialogInterface dialogInterface) {
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super.onCancel(dialogInterface);
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if (onCancelListener != null) {
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onCancelListener.onCancel();
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}
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}
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private void clickedItem(final int position) {
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if (onSelectedListener != null) {
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final SubscriptionEntity entry = subscriptions.get(position);
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onSelectedListener
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.onChannelSelected(entry.getServiceId(), entry.getUrl(), entry.getName());
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}
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dismiss();
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Item handling
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//////////////////////////////////////////////////////////////////////////*/
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private void displayChannels(final List<SubscriptionEntity> newSubscriptions) {
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this.subscriptions = newSubscriptions;
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progressBar.setVisibility(View.GONE);
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if (newSubscriptions.isEmpty()) {
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emptyView.setVisibility(View.VISIBLE);
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return;
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}
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recyclerView.setVisibility(View.VISIBLE);
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}
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private Observer<List<SubscriptionEntity>> getSubscriptionObserver() {
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return new Observer<List<SubscriptionEntity>>() {
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@Override
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public void onSubscribe(@NonNull final Disposable disposable) { }
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@Override
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public void onNext(@NonNull final List<SubscriptionEntity> newSubscriptions) {
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displayChannels(newSubscriptions);
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}
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@Override
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public void onError(@NonNull final Throwable exception) {
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ErrorUtil.showUiErrorSnackbar(SelectChannelFragment.this,
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"Loading subscription", exception);
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}
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@Override
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public void onComplete() { }
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};
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Interfaces
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//////////////////////////////////////////////////////////////////////////*/
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public interface OnSelectedListener {
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void onChannelSelected(int serviceId, String url, String name);
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}
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public interface OnCancelListener {
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void onCancel();
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}
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private class SelectChannelAdapter
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extends RecyclerView.Adapter<SelectChannelAdapter.SelectChannelItemHolder> {
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@NonNull
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@Override
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public SelectChannelItemHolder onCreateViewHolder(final ViewGroup parent,
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final int viewType) {
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final View item = LayoutInflater.from(parent.getContext())
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.inflate(R.layout.select_channel_item, parent, false);
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return new SelectChannelItemHolder(item);
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}
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@Override
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public void onBindViewHolder(final SelectChannelItemHolder holder, final int position) {
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final SubscriptionEntity entry = subscriptions.get(position);
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holder.titleView.setText(entry.getName());
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holder.view.setOnClickListener(view -> clickedItem(position));
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PicassoHelper.loadAvatar(entry.getAvatarUrl()).into(holder.thumbnailView);
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}
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@Override
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public int getItemCount() {
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return subscriptions.size();
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}
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public class SelectChannelItemHolder extends RecyclerView.ViewHolder {
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public final View view;
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final CircleImageView thumbnailView;
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final TextView titleView;
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SelectChannelItemHolder(final View v) {
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super(v);
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this.view = v;
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thumbnailView = v.findViewById(R.id.itemThumbnailView);
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titleView = v.findViewById(R.id.itemTitleView);
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}
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}
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}
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}
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