Yuito-app-android/app/src/main/java/com/keylesspalace/tusky/SavedTootActivity.java

201 lines
6.5 KiB
Java

/* 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.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import com.keylesspalace.tusky.adapter.SavedTootAdapter;
import com.keylesspalace.tusky.appstore.EventHub;
import com.keylesspalace.tusky.appstore.StatusComposedEvent;
import com.keylesspalace.tusky.db.AppDatabase;
import com.keylesspalace.tusky.db.TootDao;
import com.keylesspalace.tusky.db.TootEntity;
import com.keylesspalace.tusky.di.Injectable;
import com.keylesspalace.tusky.util.SaveTootHelper;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.List;
import javax.inject.Inject;
import androidx.annotation.Nullable;
import androidx.appcompat.app.ActionBar;
import androidx.appcompat.widget.Toolbar;
import androidx.lifecycle.Lifecycle;
import androidx.recyclerview.widget.DividerItemDecoration;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import io.reactivex.android.schedulers.AndroidSchedulers;
import static com.uber.autodispose.AutoDispose.autoDisposable;
import static com.uber.autodispose.android.lifecycle.AndroidLifecycleScopeProvider.from;
public final class SavedTootActivity extends BaseActivity implements SavedTootAdapter.SavedTootAction,
Injectable {
private SaveTootHelper saveTootHelper;
// ui
private SavedTootAdapter adapter;
private TextView noContent;
private List<TootEntity> toots = new ArrayList<>();
@Nullable
private AsyncTask<?, ?, ?> asyncTask;
@Inject
EventHub eventHub;
@Inject
AppDatabase database;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
saveTootHelper = new SaveTootHelper(database.tootDao(), this);
eventHub.getEvents()
.observeOn(AndroidSchedulers.mainThread())
.ofType(StatusComposedEvent.class)
.as(autoDisposable(from(this, Lifecycle.Event.ON_DESTROY)))
.subscribe((__) -> this.fetchToots());
setContentView(R.layout.activity_saved_toot);
Toolbar toolbar = findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
ActionBar bar = getSupportActionBar();
if (bar != null) {
bar.setTitle(getString(R.string.title_saved_toot));
bar.setDisplayHomeAsUpEnabled(true);
bar.setDisplayShowHomeEnabled(true);
}
RecyclerView recyclerView = findViewById(R.id.recyclerView);
noContent = findViewById(R.id.no_content);
recyclerView.setHasFixedSize(true);
LinearLayoutManager layoutManager = new LinearLayoutManager(this);
recyclerView.setLayoutManager(layoutManager);
DividerItemDecoration divider = new DividerItemDecoration(
this, layoutManager.getOrientation());
recyclerView.addItemDecoration(divider);
adapter = new SavedTootAdapter(this);
recyclerView.setAdapter(adapter);
}
@Override
protected void onResume() {
super.onResume();
fetchToots();
}
@Override
protected void onPause() {
super.onPause();
if (asyncTask != null) asyncTask.cancel(true);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home: {
onBackPressed();
return true;
}
}
return super.onOptionsItemSelected(item);
}
private void fetchToots() {
asyncTask = new FetchPojosTask(this, database.tootDao())
.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}
private void setNoContent(int size) {
if (size == 0) {
noContent.setVisibility(View.VISIBLE);
} else {
noContent.setVisibility(View.INVISIBLE);
}
}
@Override
public void delete(int position, TootEntity item) {
saveTootHelper.deleteDraft(item);
toots.remove(position);
// update adapter
if (adapter != null) {
adapter.removeItem(position);
setNoContent(toots.size());
}
}
@Override
public void click(int position, TootEntity item) {
Intent intent = new ComposeActivity.IntentBuilder()
.savedTootUid(item.getUid())
.tootText(item.getText())
.contentWarning(item.getContentWarning())
.savedJsonUrls(item.getUrls())
.savedJsonDescriptions(item.getDescriptions())
.inReplyToId(item.getInReplyToId())
.replyingStatusAuthor(item.getInReplyToUsername())
.replyingStatusContent(item.getInReplyToText())
.visibility(item.getVisibility())
.build(this);
startActivity(intent);
}
static final class FetchPojosTask extends AsyncTask<Void, Void, List<TootEntity>> {
private final WeakReference<SavedTootActivity> activityRef;
private final TootDao tootDao;
FetchPojosTask(SavedTootActivity activity, TootDao tootDao) {
this.activityRef = new WeakReference<>(activity);
this.tootDao = tootDao;
}
@Override
protected List<TootEntity> doInBackground(Void... voids) {
return tootDao.loadAll();
}
@Override
protected void onPostExecute(List<TootEntity> pojos) {
super.onPostExecute(pojos);
SavedTootActivity activity = activityRef.get();
if (activity == null) return;
activity.toots.clear();
activity.toots.addAll(pojos);
// set ui
activity.setNoContent(pojos.size());
activity.adapter.setItems(activity.toots);
activity.adapter.notifyDataSetChanged();
}
}
}