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package app.fedilab.android.mastodon.activities;
/* Copyright 2022 Thomas Schneider
*
* This file is a part of Fedilab
*
* 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.
*
* Fedilab 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 Fedilab; if not,
* see <http://www.gnu.org/licenses>. */
import android.os.Bundle;
import android.view.MenuItem;
import android.view.ViewGroup;
import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentStatePagerAdapter;
import androidx.viewpager.widget.PagerAdapter;
import androidx.viewpager.widget.ViewPager;
import com.google.android.material.tabs.TabLayout;
import org.jetbrains.annotations.NotNull;
import app.fedilab.android.R;
import app.fedilab.android.databinding.ActivityTrendsBinding;
import app.fedilab.android.mastodon.client.entities.app.Timeline;
import app.fedilab.android.mastodon.helper.Helper;
import app.fedilab.android.mastodon.ui.fragment.timeline.FragmentMastodonTag;
import app.fedilab.android.mastodon.ui.fragment.timeline.FragmentMastodonTimeline;
public class TrendsActivity extends BaseBarActivity {
private ActivityTrendsBinding binding;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
binding = ActivityTrendsBinding.inflate(getLayoutInflater());
setContentView(binding.getRoot());
if (getSupportActionBar() != null) {
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
}
binding.searchTabLayout.addTab(binding.searchTabLayout.newTab().setText(getString(R.string.tags)));
binding.searchTabLayout.addTab(binding.searchTabLayout.newTab().setText(getString(R.string.toots)));
binding.searchTabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
binding.trendsViewpager.setCurrentItem(tab.getPosition());
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
Fragment fragment;
if (binding.trendsViewpager.getAdapter() != null) {
fragment = (Fragment) binding.trendsViewpager.getAdapter().instantiateItem(binding.trendsViewpager, tab.getPosition());
if (fragment instanceof FragmentMastodonTimeline) {
FragmentMastodonTimeline fragmentMastodonTimeline = ((FragmentMastodonTimeline) fragment);
fragmentMastodonTimeline.scrollToTop();
} else if (fragment instanceof FragmentMastodonTag) {
FragmentMastodonTag fragmentMastodonTag = ((FragmentMastodonTag) fragment);
fragmentMastodonTag.scrollToTop();
}
}
}
});
PagerAdapter mPagerAdapter = new ScreenSlidePagerAdapter(getSupportFragmentManager());
binding.trendsViewpager.setAdapter(mPagerAdapter);
binding.trendsViewpager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
TabLayout.Tab tab = binding.searchTabLayout.getTabAt(position);
if (tab != null)
tab.select();
}
@Override
public void onPageScrollStateChanged(int state) {
}
});
}
@Override
public boolean onOptionsItemSelected(@NotNull MenuItem item) {
if (item.getItemId() == android.R.id.home) {
finish();
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* Pager adapter for the 4 fragments
*/
@SuppressWarnings("deprecation")
private static class ScreenSlidePagerAdapter extends FragmentStatePagerAdapter {
ScreenSlidePagerAdapter(FragmentManager fm) {
super(fm, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);
}
@NotNull
@Override
public Fragment getItem(int position) {
Bundle bundle = new Bundle();
if (position == 0) {
FragmentMastodonTag fragmentMastodonTag = new FragmentMastodonTag();
bundle.putSerializable(Helper.ARG_TIMELINE_TYPE, Timeline.TimeLineEnum.TREND_TAG);
fragmentMastodonTag.setArguments(bundle);
return fragmentMastodonTag;
}
FragmentMastodonTimeline fragmentMastodonTimeline = new FragmentMastodonTimeline();
bundle.putSerializable(Helper.ARG_TIMELINE_TYPE, Timeline.TimeLineEnum.TREND_MESSAGE);
fragmentMastodonTimeline.setArguments(bundle);
return fragmentMastodonTimeline;
}
@Override
public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
}
@Override
public int getCount() {
return 2;
}
}
}
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