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package de.danoeh.antennapod.fragment;
import android.content.ActivityNotFoundException;
import android.content.ClipboardManager;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import androidx.activity.result.ActivityResultLauncher;
import androidx.activity.result.contract.ActivityResultContracts;
import androidx.activity.result.contract.ActivityResultContracts.GetContent;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.widget.Toolbar;
import androidx.documentfile.provider.DocumentFile;
import androidx.fragment.app.Fragment;
import com.google.android.material.snackbar.Snackbar;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.MainActivity;
import de.danoeh.antennapod.activity.OnlineFeedViewActivity;
import de.danoeh.antennapod.activity.OpmlImportActivity;
import de.danoeh.antennapod.model.feed.Feed;
import de.danoeh.antennapod.core.storage.DBTasks;
import de.danoeh.antennapod.model.feed.SortOrder;
import de.danoeh.antennapod.databinding.AddfeedBinding;
import de.danoeh.antennapod.databinding.EditTextDialogBinding;
import de.danoeh.antennapod.discovery.CombinedSearcher;
import de.danoeh.antennapod.discovery.FyydPodcastSearcher;
import de.danoeh.antennapod.discovery.ItunesPodcastSearcher;
import de.danoeh.antennapod.discovery.PodcastIndexPodcastSearcher;
import de.danoeh.antennapod.fragment.gpodnet.GpodnetMainFragment;
import io.reactivex.Observable;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.schedulers.Schedulers;
import java.util.Collections;
/**
* Provides actions for adding new podcast subscriptions.
*/
public class AddFeedFragment extends Fragment {
public static final String TAG = "AddFeedFragment";
private static final String KEY_UP_ARROW = "up_arrow";
private AddfeedBinding viewBinding;
private MainActivity activity;
private boolean displayUpArrow;
private final ActivityResultLauncher<String> chooseOpmlImportPathLauncher =
registerForActivityResult(new GetContent(), this::chooseOpmlImportPathResult);
private final ActivityResultLauncher<Uri> addLocalFolderLauncher =
registerForActivityResult(new AddLocalFolder(), this::addLocalFolderResult);
@Override
@Nullable
public View onCreateView(@NonNull LayoutInflater inflater,
@Nullable ViewGroup container,
@Nullable Bundle savedInstanceState) {
super.onCreateView(inflater, container, savedInstanceState);
viewBinding = AddfeedBinding.inflate(getLayoutInflater());
activity = (MainActivity) getActivity();
Toolbar toolbar = viewBinding.toolbar;
displayUpArrow = getParentFragmentManager().getBackStackEntryCount() != 0;
if (savedInstanceState != null) {
displayUpArrow = savedInstanceState.getBoolean(KEY_UP_ARROW);
}
((MainActivity) getActivity()).setupToolbarToggle(toolbar, displayUpArrow);
viewBinding.searchItunesButton.setOnClickListener(v
-> activity.loadChildFragment(OnlineSearchFragment.newInstance(ItunesPodcastSearcher.class)));
viewBinding.searchFyydButton.setOnClickListener(v
-> activity.loadChildFragment(OnlineSearchFragment.newInstance(FyydPodcastSearcher.class)));
viewBinding.searchGPodderButton.setOnClickListener(v
-> activity.loadChildFragment(new GpodnetMainFragment()));
viewBinding.searchPodcastIndexButton.setOnClickListener(v
-> activity.loadChildFragment(OnlineSearchFragment.newInstance(PodcastIndexPodcastSearcher.class)));
viewBinding.combinedFeedSearchEditText.setOnEditorActionListener((v, actionId, event) -> {
performSearch();
return true;
});
viewBinding.addViaUrlButton.setOnClickListener(v
-> showAddViaUrlDialog());
viewBinding.opmlImportButton.setOnClickListener(v -> {
try {
chooseOpmlImportPathLauncher.launch("*/*");
} catch (ActivityNotFoundException e) {
e.printStackTrace();
((MainActivity) getActivity())
.showSnackbarAbovePlayer(R.string.unable_to_start_system_file_manager, Snackbar.LENGTH_LONG);
}
});
viewBinding.addLocalFolderButton.setOnClickListener(v -> {
if (Build.VERSION.SDK_INT < 21) {
return;
}
try {
addLocalFolderLauncher.launch(null);
} catch (ActivityNotFoundException e) {
e.printStackTrace();
((MainActivity) getActivity())
.showSnackbarAbovePlayer(R.string.unable_to_start_system_file_manager, Snackbar.LENGTH_LONG);
}
});
if (Build.VERSION.SDK_INT < 21) {
viewBinding.addLocalFolderButton.setVisibility(View.GONE);
}
viewBinding.searchButton.setOnClickListener(view -> performSearch());
return viewBinding.getRoot();
}
@Override
public void onSaveInstanceState(@NonNull Bundle outState) {
outState.putBoolean(KEY_UP_ARROW, displayUpArrow);
super.onSaveInstanceState(outState);
}
private void showAddViaUrlDialog() {
AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
builder.setTitle(R.string.add_podcast_by_url);
View content = View.inflate(getContext(), R.layout.edit_text_dialog, null);
EditTextDialogBinding alertViewBinding = EditTextDialogBinding.bind(content);
alertViewBinding.urlEditText.setHint(R.string.add_podcast_by_url_hint);
ClipboardManager clipboard = (ClipboardManager) getContext().getSystemService(Context.CLIPBOARD_SERVICE);
String clipboardContent = clipboard.getText() != null ? clipboard.getText().toString() : "";
if (clipboardContent.trim().startsWith("http")) {
alertViewBinding.urlEditText.setText(clipboardContent.trim());
}
builder.setView(alertViewBinding.getRoot());
builder.setPositiveButton(R.string.confirm_label,
(dialog, which) -> addUrl(alertViewBinding.urlEditText.getText().toString()));
builder.setNegativeButton(R.string.cancel_label, null);
builder.show();
}
private void addUrl(String url) {
Intent intent = new Intent(getActivity(), OnlineFeedViewActivity.class);
intent.putExtra(OnlineFeedViewActivity.ARG_FEEDURL, url);
startActivity(intent);
}
private void performSearch() {
viewBinding.combinedFeedSearchEditText.clearFocus();
InputMethodManager in = (InputMethodManager)
getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
in.hideSoftInputFromWindow(viewBinding.combinedFeedSearchEditText.getWindowToken(), 0);
String query = viewBinding.combinedFeedSearchEditText.getText().toString();
if (query.matches("http[s]?://.*")) {
addUrl(query);
return;
}
activity.loadChildFragment(OnlineSearchFragment.newInstance(CombinedSearcher.class, query));
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setRetainInstance(true);
}
private void chooseOpmlImportPathResult(final Uri uri) {
if (uri == null) {
return;
}
final Intent intent = new Intent(getContext(), OpmlImportActivity.class);
intent.setData(uri);
startActivity(intent);
}
private void addLocalFolderResult(final Uri uri) {
if (uri == null) {
return;
}
Observable.fromCallable(() -> addLocalFolder(uri))
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(
feed -> {
Fragment fragment = FeedItemlistFragment.newInstance(feed.getId());
((MainActivity) getActivity()).loadChildFragment(fragment);
}, error -> {
Log.e(TAG, Log.getStackTraceString(error));
((MainActivity) getActivity())
.showSnackbarAbovePlayer(error.getLocalizedMessage(), Snackbar.LENGTH_LONG);
});
}
private Feed addLocalFolder(Uri uri) {
if (Build.VERSION.SDK_INT < 21) {
return null;
}
getActivity().getContentResolver()
.takePersistableUriPermission(uri, Intent.FLAG_GRANT_READ_URI_PERMISSION);
DocumentFile documentFile = DocumentFile.fromTreeUri(getContext(), uri);
if (documentFile == null) {
throw new IllegalArgumentException("Unable to retrieve document tree");
}
String title = documentFile.getName();
if (title == null) {
title = getString(R.string.local_folder);
}
Feed dirFeed = new Feed(Feed.PREFIX_LOCAL_FOLDER + uri.toString(), null, title);
dirFeed.setItems(Collections.emptyList());
dirFeed.setSortOrder(SortOrder.EPISODE_TITLE_A_Z);
Feed fromDatabase = DBTasks.updateFeed(getContext(), dirFeed, false);
DBTasks.forceRefreshFeed(getContext(), fromDatabase, true);
return fromDatabase;
}
private static class AddLocalFolder extends ActivityResultContracts.OpenDocumentTree {
@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
@NonNull
@Override
public Intent createIntent(@NonNull final Context context, @Nullable final Uri input) {
return super.createIntent(context, input)
.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
}
}
}
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