123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293 |
- /* Copyright 2017 Andrew Dawson
- *
- * This file is a part of Tusky.
- *
- * This program is free software; you can redistribute it and/or modify it under the terms of the
- * GNU General Public License as published by the Free Software Foundation; either version 3 of the
- * License, or (at your option) any later version.
- *
- * Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
- * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
- * Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with Tusky; if not,
- * see <http://www.gnu.org/licenses>. */
- package com.keylesspalace.tusky;
- import android.content.Context;
- import android.graphics.drawable.Drawable;
- import android.os.Bundle;
- import android.support.annotation.Nullable;
- import android.support.design.widget.TabLayout;
- import android.support.v4.widget.SwipeRefreshLayout;
- import android.support.v7.widget.DividerItemDecoration;
- import android.support.v7.widget.LinearLayoutManager;
- import android.support.v7.widget.RecyclerView;
- import android.view.LayoutInflater;
- import android.view.View;
- import android.view.ViewGroup;
- import com.keylesspalace.tusky.entity.Status;
- import java.util.List;
- import retrofit2.Call;
- import retrofit2.Callback;
- public class TimelineFragment extends SFragment implements
- SwipeRefreshLayout.OnRefreshListener, StatusActionListener {
- private static final String TAG = "Timeline"; // logging tag
- private Call<List<Status>> listCall;
- enum Kind {
- HOME,
- PUBLIC_LOCAL,
- PUBLIC_FEDERATED,
- TAG,
- USER,
- FAVOURITES
- }
- private SwipeRefreshLayout swipeRefreshLayout;
- private TimelineAdapter adapter;
- private Kind kind;
- private String hashtagOrId;
- private LinearLayoutManager layoutManager;
- private EndlessOnScrollListener scrollListener;
- private TabLayout.OnTabSelectedListener onTabSelectedListener;
- public static TimelineFragment newInstance(Kind kind) {
- TimelineFragment fragment = new TimelineFragment();
- Bundle arguments = new Bundle();
- arguments.putString("kind", kind.name());
- fragment.setArguments(arguments);
- return fragment;
- }
- public static TimelineFragment newInstance(Kind kind, String hashtagOrId) {
- TimelineFragment fragment = new TimelineFragment();
- Bundle arguments = new Bundle();
- arguments.putString("kind", kind.name());
- arguments.putString("hashtag_or_id", hashtagOrId);
- fragment.setArguments(arguments);
- return fragment;
- }
- @Override
- public View onCreateView(LayoutInflater inflater, ViewGroup container,
- Bundle savedInstanceState) {
- Bundle arguments = getArguments();
- kind = Kind.valueOf(arguments.getString("kind"));
- if (kind == Kind.TAG || kind == Kind.USER) {
- hashtagOrId = arguments.getString("hashtag_or_id");
- }
- View rootView = inflater.inflate(R.layout.fragment_timeline, container, false);
- // Setup the SwipeRefreshLayout.
- Context context = getContext();
- swipeRefreshLayout = (SwipeRefreshLayout) rootView.findViewById(R.id.swipe_refresh_layout);
- swipeRefreshLayout.setOnRefreshListener(this);
- // Setup the RecyclerView.
- RecyclerView recyclerView = (RecyclerView) rootView.findViewById(R.id.recycler_view);
- recyclerView.setHasFixedSize(true);
- layoutManager = new LinearLayoutManager(context);
- recyclerView.setLayoutManager(layoutManager);
- DividerItemDecoration divider = new DividerItemDecoration(
- context, layoutManager.getOrientation());
- Drawable drawable = ThemeUtils.getDrawable(context, R.attr.status_divider_drawable,
- R.drawable.status_divider_dark);
- divider.setDrawable(drawable);
- recyclerView.addItemDecoration(divider);
- scrollListener = new EndlessOnScrollListener(layoutManager) {
- @Override
- public void onLoadMore(int page, int totalItemsCount, RecyclerView view) {
- TimelineAdapter adapter = (TimelineAdapter) view.getAdapter();
- Status status = adapter.getItem(adapter.getItemCount() - 2);
- if (status != null) {
- sendFetchTimelineRequest(status.id, null);
- } else {
- sendFetchTimelineRequest();
- }
- }
- };
- recyclerView.addOnScrollListener(scrollListener);
- adapter = new TimelineAdapter(this);
- recyclerView.setAdapter(adapter);
- if (jumpToTopAllowed()) {
- TabLayout layout = (TabLayout) getActivity().findViewById(R.id.tab_layout);
- onTabSelectedListener = new TabLayout.OnTabSelectedListener() {
- @Override
- public void onTabSelected(TabLayout.Tab tab) {}
- @Override
- public void onTabUnselected(TabLayout.Tab tab) {}
- @Override
- public void onTabReselected(TabLayout.Tab tab) {
- jumpToTop();
- }
- };
- layout.addOnTabSelectedListener(onTabSelectedListener);
- }
- return rootView;
- }
- @Override
- public void onDestroy() {
- super.onDestroy();
- if (listCall != null) listCall.cancel();
- }
- @Override
- public void onDestroyView() {
- if (jumpToTopAllowed()) {
- TabLayout tabLayout = (TabLayout) getActivity().findViewById(R.id.tab_layout);
- tabLayout.removeOnTabSelectedListener(onTabSelectedListener);
- }
- super.onDestroyView();
- }
- private boolean jumpToTopAllowed() {
- return kind != Kind.TAG && kind != Kind.FAVOURITES;
- }
- private void jumpToTop() {
- layoutManager.scrollToPosition(0);
- scrollListener.reset();
- }
- private void sendFetchTimelineRequest(@Nullable final String fromId, @Nullable String uptoId) {
- MastodonAPI api = ((BaseActivity) getActivity()).mastodonAPI;
- Callback<List<Status>> cb = new Callback<List<Status>>() {
- @Override
- public void onResponse(Call<List<Status>> call, retrofit2.Response<List<Status>> response) {
- if (response.isSuccessful()) {
- onFetchTimelineSuccess(response.body(), fromId);
- } else {
- onFetchTimelineFailure(new Exception(response.message()));
- }
- }
- @Override
- public void onFailure(Call<List<Status>> call, Throwable t) {
- onFetchTimelineFailure((Exception) t);
- }
- };
- switch (kind) {
- default:
- case HOME: {
- listCall = api.homeTimeline(fromId, uptoId, null);
- break;
- }
- case PUBLIC_FEDERATED: {
- listCall = api.publicTimeline(null, fromId, uptoId, null);
- break;
- }
- case PUBLIC_LOCAL: {
- listCall = api.publicTimeline(true, fromId, uptoId, null);
- break;
- }
- case TAG: {
- listCall = api.hashtagTimeline(hashtagOrId, null, fromId, uptoId, null);
- break;
- }
- case USER: {
- listCall = api.accountStatuses(hashtagOrId, fromId, uptoId, null);
- break;
- }
- case FAVOURITES: {
- listCall = api.favourites(fromId, uptoId, null);
- break;
- }
- }
- callList.add(listCall);
- listCall.enqueue(cb);
- }
- private void sendFetchTimelineRequest() {
- sendFetchTimelineRequest(null, null);
- }
- private static boolean findStatus(List<Status> statuses, String id) {
- for (Status status : statuses) {
- if (status.id.equals(id)) {
- return true;
- }
- }
- return false;
- }
- public void onFetchTimelineSuccess(List<Status> statuses, String fromId) {
- if (fromId != null) {
- if (statuses.size() > 0 && !findStatus(statuses, fromId)) {
- adapter.addItems(statuses);
- }
- } else {
- adapter.update(statuses);
- }
- swipeRefreshLayout.setRefreshing(false);
- }
- public void onFetchTimelineFailure(Exception exception) {
- swipeRefreshLayout.setRefreshing(false);
- Log.e(TAG, "Fetch Failure: " + exception.getMessage());
- }
- public void onRefresh() {
- Status status = adapter.getItem(0);
- if (status != null) {
- sendFetchTimelineRequest(null, status.id);
- } else {
- sendFetchTimelineRequest();
- }
- }
- public void onReply(int position) {
- super.reply(adapter.getItem(position));
- }
- public void onReblog(final boolean reblog, final int position) {
- super.reblog(adapter.getItem(position), reblog, adapter, position);
- }
- public void onFavourite(final boolean favourite, final int position) {
- super.favourite(adapter.getItem(position), favourite, adapter, position);
- }
- public void onMore(View view, final int position) {
- super.more(adapter.getItem(position), view, adapter, position);
- }
- public void onViewMedia(String url, Status.MediaAttachment.Type type) {
- super.viewMedia(url, type);
- }
- public void onViewThread(int position) {
- super.viewThread(adapter.getItem(position));
- }
- public void onViewTag(String tag) {
- if (kind == Kind.TAG && hashtagOrId.equals(tag)) {
- // If already viewing a tag page, then ignore any request to view that tag again.
- return;
- }
- super.viewTag(tag);
- }
- public void onViewAccount(String id) {
- if (kind == Kind.USER && hashtagOrId.equals(id)) {
- /* If already viewing an account page, then any requests to view that account page
- * should be ignored. */
- return;
- }
- super.viewAccount(id);
- }
- }
|