320 lines
12 KiB
Java
320 lines
12 KiB
Java
package app.fedilab.fedilabtube.fragment;
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/* Copyright 2020 Thomas Schneider
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*
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* This file is a part of TubeLab
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* TubeLab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with TubeLab; if not,
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* see <http://www.gnu.org/licenses>. */
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import static app.fedilab.fedilabtube.viewmodel.TimelineVM.TimelineType.SEPIA_SEARCH;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.graphics.Rect;
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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.view.inputmethod.InputMethodManager;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.Fragment;
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import androidx.lifecycle.ViewModelProvider;
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import androidx.recyclerview.widget.GridLayoutManager;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import org.jetbrains.annotations.NotNull;
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import java.util.ArrayList;
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import java.util.List;
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import app.fedilab.fedilabtube.BuildConfig;
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import app.fedilab.fedilabtube.R;
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import app.fedilab.fedilabtube.client.data.ChannelData;
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import app.fedilab.fedilabtube.client.data.VideoData;
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import app.fedilab.fedilabtube.client.entities.SepiaSearch;
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import app.fedilab.fedilabtube.databinding.FragmentVideoBinding;
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import app.fedilab.fedilabtube.drawer.AccountsHorizontalListAdapter;
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import app.fedilab.fedilabtube.drawer.PeertubeAdapter;
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import app.fedilab.fedilabtube.helper.Helper;
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import app.fedilab.fedilabtube.viewmodel.SepiaSearchVM;
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import es.dmoral.toasty.Toasty;
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public class DisplaySepiaSearchFragment extends Fragment implements AccountsHorizontalListAdapter.EventListener {
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private LinearLayoutManager mLayoutManager;
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private GridLayoutManager gLayoutManager;
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private boolean flag_loading;
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private Context context;
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private PeertubeAdapter peertubeAdapater;
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private List<VideoData.Video> peertubes;
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private boolean firstLoad;
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private SharedPreferences sharedpreferences;
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private SepiaSearchVM viewModelSearch;
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private SepiaSearch sepiaSearchVideo;
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private FragmentVideoBinding binding;
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public DisplaySepiaSearchFragment() {
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}
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@Override
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public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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binding = FragmentVideoBinding.inflate(inflater, container, false);
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return binding.getRoot();
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}
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@Override
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public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
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peertubes = new ArrayList<>();
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context = getContext();
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Bundle bundle = this.getArguments();
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if (bundle != null) {
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sepiaSearchVideo = bundle.getParcelable("sepiaSearchVideo");
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}
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flag_loading = true;
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firstLoad = true;
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assert context != null;
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sharedpreferences = context.getSharedPreferences(Helper.APP_PREFS, Context.MODE_PRIVATE);
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binding.loader.setVisibility(View.VISIBLE);
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binding.loadingNextVideos.setVisibility(View.GONE);
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peertubeAdapater = new PeertubeAdapter(this.peertubes, SEPIA_SEARCH, true, null, null);
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binding.lvVideos.setAdapter(peertubeAdapater);
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if (!Helper.isTablet(context)) {
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mLayoutManager = new LinearLayoutManager(context);
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binding.lvVideos.setLayoutManager(mLayoutManager);
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} else {
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gLayoutManager = new GridLayoutManager(context, 2);
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int spanCount = (int) Helper.convertDpToPixel(2, context);
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int spacing = (int) Helper.convertDpToPixel(5, context);
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binding.lvVideos.addItemDecoration(new GridSpacingItemDecoration(spanCount, spacing, true));
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binding.lvVideos.setLayoutManager(gLayoutManager);
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}
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viewModelSearch = new ViewModelProvider(DisplaySepiaSearchFragment.this).get(SepiaSearchVM.class);
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binding.swipeContainer.setOnRefreshListener(this::pullToRefresh);
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binding.lvVideos.addOnScrollListener(new RecyclerView.OnScrollListener() {
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public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
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if (mLayoutManager != null) {
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int firstVisibleItem = mLayoutManager.findFirstVisibleItemPosition();
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if (dy > 0) {
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int visibleItemCount = mLayoutManager.getChildCount();
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int totalItemCount = mLayoutManager.getItemCount();
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if (firstVisibleItem + visibleItemCount == totalItemCount && context != null) {
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if (!flag_loading) {
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flag_loading = true;
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loadTimeline();
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binding.loadingNextVideos.setVisibility(View.VISIBLE);
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}
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} else {
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binding.loadingNextVideos.setVisibility(View.GONE);
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}
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}
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} else if (gLayoutManager != null) {
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int firstVisibleItem = gLayoutManager.findFirstVisibleItemPosition();
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if (dy > 0) {
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int visibleItemCount = gLayoutManager.getChildCount();
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int totalItemCount = gLayoutManager.getItemCount();
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if (firstVisibleItem + visibleItemCount == totalItemCount && context != null) {
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if (!flag_loading) {
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flag_loading = true;
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loadTimeline();
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binding.loadingNextVideos.setVisibility(View.VISIBLE);
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}
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} else {
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binding.loadingNextVideos.setVisibility(View.GONE);
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}
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}
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}
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}
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});
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loadTimeline();
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}
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@Override
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public void onPause() {
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super.onPause();
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if (binding.swipeContainer != null) {
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binding.swipeContainer.setEnabled(false);
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binding.swipeContainer.setRefreshing(false);
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binding.swipeContainer.clearAnimation();
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}
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if (getActivity() != null) {
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InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
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if (imm != null && getView() != null) {
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imm.hideSoftInputFromWindow(getView().getWindowToken(), 0);
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}
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}
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}
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@Override
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public void onCreate(Bundle saveInstance) {
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super.onCreate(saveInstance);
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}
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@Override
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public void onAttach(@NotNull Context context) {
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super.onAttach(context);
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this.context = context;
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}
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@Override
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public void onStop() {
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super.onStop();
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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}
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private void manageVIewVideos(VideoData videoData) {
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//hide loaders
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binding.loader.setVisibility(View.GONE);
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binding.loadingNextVideos.setVisibility(View.GONE);
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//handle other API error
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if (videoData == null || videoData.data == null) {
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Toasty.error(context, context.getString(R.string.toast_error), Toast.LENGTH_LONG).show();
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binding.swipeContainer.setRefreshing(false);
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flag_loading = false;
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return;
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}
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int previousPosition = this.peertubes.size();
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int videoPerPage = sharedpreferences.getInt(Helper.SET_VIDEOS_PER_PAGE, Helper.VIDEOS_PER_PAGE);
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sepiaSearchVideo.setStart(String.valueOf(Integer.parseInt(sepiaSearchVideo.getStart()) + videoPerPage));
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if (!BuildConfig.google_restriction) {
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this.peertubes.addAll(videoData.data);
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} else {
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for (VideoData.Video video : videoData.data) {
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if (video.getName() == null || !video.getName().toLowerCase().contains("youtube") || !video.getName().toLowerCase().contains("download")) {
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this.peertubes.add(video);
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}
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}
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}
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//If no item were inserted previously the adapter is created
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if (previousPosition == 0) {
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peertubeAdapater = new PeertubeAdapter(this.peertubes, SEPIA_SEARCH, true, null, null);
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binding.lvVideos.setAdapter(peertubeAdapater);
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} else
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peertubeAdapater.notifyItemRangeInserted(previousPosition, videoData.data.size());
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//remove handlers
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binding.swipeContainer.setRefreshing(false);
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binding.noAction.setVisibility(View.GONE);
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if (firstLoad && (videoData.data == null || videoData.data.size() == 0)) {
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binding.noActionText.setText(R.string.no_video_to_display);
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binding.noAction.setVisibility(View.VISIBLE);
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}
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flag_loading = false;
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firstLoad = false;
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}
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@Override
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public void onDestroyView() {
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if (binding.lvVideos != null) {
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try {
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binding.lvVideos.setAdapter(null);
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} catch (Exception ignored) {
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}
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}
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super.onDestroyView();
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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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binding.swipeContainer.setEnabled(true);
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}
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public void scrollToTop() {
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if (mLayoutManager != null) {
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mLayoutManager.scrollToPositionWithOffset(0, 0);
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} else if (gLayoutManager != null) {
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gLayoutManager.scrollToPositionWithOffset(0, 0);
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}
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}
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public void pullToRefresh() {
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int size = peertubes.size();
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peertubes.clear();
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peertubes = new ArrayList<>();
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peertubeAdapater.notifyItemRangeRemoved(0, size);
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loadTimeline();
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}
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@Override
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public void click(ChannelData.Channel forChannel) {
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pullToRefresh();
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}
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private void loadTimeline() {
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viewModelSearch.sepiaSearch(sepiaSearchVideo).observe(this.requireActivity(), this::manageVIewVideos);
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}
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static class GridSpacingItemDecoration extends RecyclerView.ItemDecoration {
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private final int spanCount;
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private final int spacing;
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private final boolean includeEdge;
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public GridSpacingItemDecoration(int spanCount, int spacing, boolean includeEdge) {
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this.spanCount = spanCount;
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this.spacing = spacing;
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this.includeEdge = includeEdge;
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}
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@Override
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public void getItemOffsets(@NotNull Rect outRect, @NotNull View view, RecyclerView parent, @NotNull RecyclerView.State state) {
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int position = parent.getChildAdapterPosition(view);
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int column = position % spanCount;
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if (includeEdge) {
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outRect.left = spacing - column * spacing / spanCount;
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outRect.right = (column + 1) * spacing / spanCount;
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if (position < spanCount) {
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outRect.top = spacing;
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}
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outRect.bottom = spacing;
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} else {
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outRect.left = column * spacing / spanCount;
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outRect.right = spacing - (column + 1) * spacing / spanCount;
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if (position >= spanCount) {
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outRect.top = spacing;
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}
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}
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}
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}
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}
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