466 lines
20 KiB
Java
466 lines
20 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 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.os.Handler;
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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.Button;
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import android.widget.RelativeLayout;
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import android.widget.TextView;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.constraintlayout.widget.ConstraintLayout;
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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 androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
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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.R;
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import app.fedilab.fedilabtube.client.APIResponse;
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import app.fedilab.fedilabtube.client.entities.Account;
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import app.fedilab.fedilabtube.client.entities.Peertube;
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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.AccountsVM;
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import app.fedilab.fedilabtube.viewmodel.FeedsVM;
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import app.fedilab.fedilabtube.viewmodel.SearchVM;
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import es.dmoral.toasty.Toasty;
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import static app.fedilab.fedilabtube.viewmodel.FeedsVM.Type.POVERVIEW;
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import static app.fedilab.fedilabtube.viewmodel.FeedsVM.Type.PSUBSCRIPTIONS;
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public class DisplayStatusFragment 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 AccountsHorizontalListAdapter accountsHorizontalListAdapter;
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private String max_id, max_id_accounts;
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private List<Peertube> peertubes;
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private List<Account> accounts;
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private FeedsVM.Type type;
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private RelativeLayout mainLoader, nextElementLoader, textviewNoAction;
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private boolean firstLoad;
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private SwipeRefreshLayout swipeRefreshLayout;
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private SharedPreferences sharedpreferences;
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private String search_peertube;
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private TextView textviewNoActionText;
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private boolean ischannel;
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private View rootView;
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private RecyclerView lv_status;
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private String targetedId;
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private boolean check_ScrollingUp;
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private String forAccount;
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private ConstraintLayout top_account_container;
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private FeedsVM viewModelFeeds;
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private SearchVM viewModelSearch;
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private AccountsVM viewModelAccounts;
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public DisplayStatusFragment() {
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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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rootView = inflater.inflate(R.layout.fragment_video, container, false);
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peertubes = new ArrayList<>();
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accounts = 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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search_peertube = bundle.getString("search_peertube", null);
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targetedId = bundle.getString("targetedid", null);
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ischannel = bundle.getBoolean("ischannel", false);
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type = (FeedsVM.Type) bundle.get("type");
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}
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if (getArguments() != null && type == null) {
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type = DisplayStatusFragmentArgs.fromBundle(getArguments()).getType();
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}
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if (ischannel) {
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type = FeedsVM.Type.CHANNEL;
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}
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forAccount = null;
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lv_status = rootView.findViewById(R.id.lv_status);
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RecyclerView lv_accounts = rootView.findViewById(R.id.lv_accounts);
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Button display_all = rootView.findViewById(R.id.display_all);
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top_account_container = rootView.findViewById(R.id.top_account_container);
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max_id = null;
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max_id_accounts = null;
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flag_loading = true;
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firstLoad = true;
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check_ScrollingUp = false;
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assert context != null;
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sharedpreferences = context.getSharedPreferences(Helper.APP_PREFS, Context.MODE_PRIVATE);
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swipeRefreshLayout = rootView.findViewById(R.id.swipeContainer);
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mainLoader = rootView.findViewById(R.id.loader);
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nextElementLoader = rootView.findViewById(R.id.loading_next_status);
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textviewNoAction = rootView.findViewById(R.id.no_action);
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textviewNoActionText = rootView.findViewById(R.id.no_action_text);
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mainLoader.setVisibility(View.VISIBLE);
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nextElementLoader.setVisibility(View.GONE);
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peertubeAdapater = new PeertubeAdapter(this.peertubes);
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lv_status.setAdapter(peertubeAdapater);
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accountsHorizontalListAdapter = new AccountsHorizontalListAdapter(this.accounts, this);
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LinearLayoutManager layoutManager
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= new LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false);
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lv_accounts.setLayoutManager(layoutManager);
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lv_accounts.setAdapter(accountsHorizontalListAdapter);
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if (!Helper.isTablet(context)) {
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mLayoutManager = new LinearLayoutManager(context);
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lv_status.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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lv_status.addItemDecoration(new GridSpacingItemDecoration(spanCount, spacing, true));
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lv_status.setLayoutManager(gLayoutManager);
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}
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viewModelAccounts = new ViewModelProvider(DisplayStatusFragment.this).get(AccountsVM.class);
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viewModelFeeds = new ViewModelProvider(DisplayStatusFragment.this).get(FeedsVM.class);
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viewModelSearch = new ViewModelProvider(DisplayStatusFragment.this).get(SearchVM.class);
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swipeRefreshLayout.setOnRefreshListener(this::pullToRefresh);
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//Load data depending of the value
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if (search_peertube == null) { //Not a Peertube search
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viewModelFeeds.getVideos(type, "0", targetedId, forAccount).observe(DisplayStatusFragment.this.requireActivity(), this::manageVIewVideos);
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} else {
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viewModelSearch.getVideos("0", search_peertube).observe(DisplayStatusFragment.this.requireActivity(), this::manageVIewVideos);
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}
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if (mLayoutManager != null) {
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lv_accounts.addOnScrollListener(new RecyclerView.OnScrollListener() {
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public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
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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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viewModelAccounts.getAccounts(max_id_accounts, null, AccountsVM.accountFetch.SUBSCRIPTION).observe(DisplayStatusFragment.this.requireActivity(), apiResponse -> manageViewAccounts(apiResponse));
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}
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}
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}
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});
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} else {
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lv_accounts.addOnScrollListener(new RecyclerView.OnScrollListener() {
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public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
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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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viewModelAccounts.getAccounts(max_id_accounts, null, AccountsVM.accountFetch.SUBSCRIPTION).observe(DisplayStatusFragment.this.requireActivity(), apiResponse -> manageViewAccounts(apiResponse));
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}
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}
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}
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});
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}
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if (type != POVERVIEW) {
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lv_status.addOnScrollListener(new RecyclerView.OnScrollListener() {
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public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy) {
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if (type == PSUBSCRIPTIONS) {
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if (dy > 0) {
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if (check_ScrollingUp) {
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top_account_container.setVisibility(View.GONE);
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final Handler handler = new Handler();
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handler.postDelayed(() -> check_ScrollingUp = false, 300);
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}
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} else {
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if (!check_ScrollingUp) {
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top_account_container.setVisibility(View.VISIBLE);
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final Handler handler = new Handler();
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handler.postDelayed(() -> check_ScrollingUp = true, 300);
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}
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}
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}
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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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if (search_peertube == null) { //Not a Peertube search
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viewModelFeeds.getVideos(type, max_id, null, forAccount).observe(DisplayStatusFragment.this.requireActivity(), apiResponse -> manageVIewVideos(apiResponse));
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} else {
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viewModelSearch.getVideos(max_id, search_peertube).observe(DisplayStatusFragment.this.requireActivity(), apiResponse -> manageVIewVideos(apiResponse));
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}
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nextElementLoader.setVisibility(View.VISIBLE);
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}
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} else {
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nextElementLoader.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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if (search_peertube == null) { //Not a Peertube search
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viewModelFeeds.getVideos(type, max_id, null, forAccount).observe(DisplayStatusFragment.this.requireActivity(), apiResponse -> manageVIewVideos(apiResponse));
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} else {
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viewModelSearch.getVideos(max_id, search_peertube).observe(DisplayStatusFragment.this.requireActivity(), apiResponse -> manageVIewVideos(apiResponse));
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}
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nextElementLoader.setVisibility(View.VISIBLE);
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}
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} else {
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nextElementLoader.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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}
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if (type == PSUBSCRIPTIONS) {
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AccountsVM viewModel = new ViewModelProvider(this).get(AccountsVM.class);
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viewModel.getAccounts(max_id, null, AccountsVM.accountFetch.SUBSCRIPTION).observe(DisplayStatusFragment.this.requireActivity(), this::manageViewAccounts);
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}
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display_all.setOnClickListener(v -> {
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forAccount = null;
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pullToRefresh();
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});
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return rootView;
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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 (swipeRefreshLayout != null) {
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swipeRefreshLayout.setEnabled(false);
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swipeRefreshLayout.setRefreshing(false);
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swipeRefreshLayout.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 manageViewAccounts(APIResponse apiResponse) {
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if (apiResponse != null && apiResponse.getAccounts() != null && apiResponse.getAccounts().size() > 0) {
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if (top_account_container.getVisibility() == View.GONE) {
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top_account_container.setVisibility(View.VISIBLE);
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}
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int previousPosition = accounts.size();
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accounts.addAll(apiResponse.getAccounts());
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accountsHorizontalListAdapter.notifyItemRangeInserted(previousPosition, apiResponse.getAccounts().size());
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if (max_id_accounts == null) {
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max_id_accounts = "0";
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}
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//max_id_accounts needs to work like an offset
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int tootPerPage = sharedpreferences.getInt(Helper.SET_VIDEOS_PER_PAGE, Helper.VIDEOS_PER_PAGE);
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max_id_accounts = String.valueOf(Integer.parseInt(max_id_accounts) + tootPerPage);
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}
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}
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private void manageVIewVideos(APIResponse apiResponse) {
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//hide loaders
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mainLoader.setVisibility(View.GONE);
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nextElementLoader.setVisibility(View.GONE);
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//handle other API error but discards 404 - error which can often happen due to toots which have been deleted
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if (this.peertubes == null || apiResponse == null || (apiResponse.getError() != null && apiResponse.getError().getStatusCode() != 404 && apiResponse.getError().getStatusCode() != 501)) {
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if (apiResponse == null)
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Toasty.error(context, context.getString(R.string.toast_error), Toast.LENGTH_LONG).show();
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else {
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Toasty.error(context, apiResponse.getError().getError(), Toast.LENGTH_LONG).show();
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}
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swipeRefreshLayout.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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if (max_id == null)
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max_id = "0";
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//max_id needs to work like an offset
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int tootPerPage = sharedpreferences.getInt(Helper.SET_VIDEOS_PER_PAGE, Helper.VIDEOS_PER_PAGE);
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max_id = String.valueOf(Integer.parseInt(max_id) + tootPerPage);
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if (apiResponse.getPeertubes() == null) {
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return;
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}
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this.peertubes.addAll(apiResponse.getPeertubes());
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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);
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lv_status.setAdapter(peertubeAdapater);
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} else
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peertubeAdapater.notifyItemRangeInserted(previousPosition, apiResponse.getPeertubes().size());
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//remove handlers
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swipeRefreshLayout.setRefreshing(false);
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textviewNoAction.setVisibility(View.GONE);
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if (firstLoad && (apiResponse.getPeertubes() == null || apiResponse.getPeertubes().size() == 0)) {
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textviewNoActionText.setText(R.string.no_video_to_display);
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textviewNoAction.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 (lv_status != null) {
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try {
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lv_status.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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rootView = null;
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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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swipeRefreshLayout.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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max_id = "0";
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peertubeAdapater.notifyItemRangeRemoved(0, size);
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if (forAccount == null) {
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for (Account account : accounts) {
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account.setSelected(false);
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}
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accountsHorizontalListAdapter.notifyItemRangeRemoved(0, accounts.size());
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}
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if (search_peertube == null) { //Not a Peertube search
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viewModelFeeds.getVideos(type, "0", targetedId, forAccount).observe(this.requireActivity(), this::manageVIewVideos);
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} else {
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viewModelSearch.getVideos("0", search_peertube).observe(this.requireActivity(), this::manageVIewVideos);
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}
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}
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@Override
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public void click(String forAccount) {
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this.forAccount = forAccount;
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pullToRefresh();
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}
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static class GridSpacingItemDecoration extends RecyclerView.ItemDecoration {
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private int spanCount;
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private int spacing;
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private 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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