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package fr.gouv.etalab.mastodon.fragments;
/* Copyright 2019 Thomas Schneider
*
* This file is a part of Mastalab
*
* 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.
*
* Mastalab 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 Mastalab; if not,
* see <http://www.gnu.org/licenses>. */
import android.content.Context;
import android.content.SharedPreferences;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v4.app.Fragment;
import android.support.v4.content.ContextCompat;
import android.support.v4.widget.SwipeRefreshLayout;
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 android.widget.RelativeLayout;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.List;
import es.dmoral.toasty.Toasty;
import fr.gouv.etalab.mastodon.R;
import fr.gouv.etalab.mastodon.asynctasks.RetrieveSearchAsyncTask;
import fr.gouv.etalab.mastodon.client.API;
import fr.gouv.etalab.mastodon.client.APIResponse;
import fr.gouv.etalab.mastodon.drawers.SearchTagsAdapter;
import fr.gouv.etalab.mastodon.helper.Helper;
import fr.gouv.etalab.mastodon.interfaces.OnRetrieveSearchInterface;
/**
* Created by Thomas on 31/03/2019.
* Fragment to display tags
*/
public class DisplaySearchTagsFragment extends Fragment implements OnRetrieveSearchInterface {
private Context context;
private SearchTagsAdapter searchTagsAdapter;
private List<String> tags;
private String search;
private RecyclerView lv_search_tags;
private RelativeLayout loader;
private RelativeLayout textviewNoAction;
private RelativeLayout loading_next_tags;
private LinearLayoutManager mLayoutManager;
private boolean flag_loading;
private SwipeRefreshLayout swipeRefreshLayout;
private String max_id;
@Override
public View onCreateView(@NonNull LayoutInflater inflater, final ViewGroup container, Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_search_tag, container, false);
context = getContext();
lv_search_tags = rootView.findViewById(R.id.lv_search_tags);
loader = rootView.findViewById(R.id.loader);
textviewNoAction = rootView.findViewById(R.id.no_action);
loader.setVisibility(View.VISIBLE);
loading_next_tags = rootView.findViewById(R.id.loading_next_tags);
swipeRefreshLayout = rootView.findViewById(R.id.swipeContainer);
flag_loading = true;
if (tags == null)
tags = new ArrayList<>();
max_id = null;
Bundle bundle = this.getArguments();
if (bundle != null) {
search = bundle.getString("search");
if (search != null)
new RetrieveSearchAsyncTask(context, search.trim(), DisplaySearchTagsFragment.this).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
else
Toasty.error(context, getString(R.string.toast_error_search), Toast.LENGTH_LONG).show();
} else {
Toasty.error(context, getString(R.string.toast_error_search), Toast.LENGTH_LONG).show();
}
mLayoutManager = new LinearLayoutManager(context);
lv_search_tags.setLayoutManager(mLayoutManager);
SharedPreferences sharedpreferences = context.getSharedPreferences(Helper.APP_PREFS, Context.MODE_PRIVATE);
int theme = sharedpreferences.getInt(Helper.SET_THEME, Helper.THEME_DARK);
switch (theme){
case Helper.THEME_LIGHT:
swipeRefreshLayout.setColorSchemeResources(R.color.mastodonC4,
R.color.mastodonC2,
R.color.mastodonC3);
swipeRefreshLayout.setProgressBackgroundColorSchemeColor(ContextCompat.getColor(context, R.color.white));
break;
case Helper.THEME_DARK:
swipeRefreshLayout.setColorSchemeResources(R.color.mastodonC4__,
R.color.mastodonC4,
R.color.mastodonC4);
swipeRefreshLayout.setProgressBackgroundColorSchemeColor(ContextCompat.getColor(context, R.color.mastodonC1_));
break;
case Helper.THEME_BLACK:
swipeRefreshLayout.setColorSchemeResources(R.color.dark_icon,
R.color.mastodonC2,
R.color.mastodonC3);
swipeRefreshLayout.setProgressBackgroundColorSchemeColor(ContextCompat.getColor(context, R.color.black_3));
break;
}
swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
@Override
public void onRefresh() {
int size = tags.size();
tags.clear();
tags = new ArrayList<>();
max_id = "0";
searchTagsAdapter.notifyItemRangeRemoved(0, size);
new RetrieveSearchAsyncTask(context, search, API.searchType.TAGS, null,DisplaySearchTagsFragment.this).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}
});
lv_search_tags.addOnScrollListener(new RecyclerView.OnScrollListener() {
public void onScrolled(@NonNull RecyclerView recyclerView, int dx, int dy)
{
int firstVisibleItem = mLayoutManager.findFirstVisibleItemPosition();
if(dy > 0){
int visibleItemCount = mLayoutManager.getChildCount();
int totalItemCount = mLayoutManager.getItemCount();
if(firstVisibleItem + visibleItemCount == totalItemCount && context != null) {
if(!flag_loading ) {
flag_loading = true;
new RetrieveSearchAsyncTask(context, search, API.searchType.TAGS, max_id, DisplaySearchTagsFragment.this).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
loading_next_tags.setVisibility(View.VISIBLE);
}
} else {
loading_next_tags.setVisibility(View.GONE);
}
}
}
});
new RetrieveSearchAsyncTask(context, search, API.searchType.TAGS, null,DisplaySearchTagsFragment.this).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
return rootView;
}
public void scrollToTop(){
if( lv_search_tags != null) {
lv_search_tags.setAdapter(searchTagsAdapter);
}
}
@Override
public void onCreate(Bundle saveInstance) {
super.onCreate(saveInstance);
}
@Override
public void onAttach(Context context) {
super.onAttach(context);
this.context = context;
}
@Override
public void onRetrieveSearch(APIResponse apiResponse) {
searchTagsAdapter = new SearchTagsAdapter(context, tags);
loader.setVisibility(View.GONE);
swipeRefreshLayout.setRefreshing(false);
if (apiResponse.getError() != null) {
if( apiResponse.getError().getError() != null)
Toasty.error(context, apiResponse.getError().getError(), Toast.LENGTH_LONG).show();
else
Toasty.error(context, context.getString(R.string.toast_error), Toast.LENGTH_LONG).show();
return;
}
if(max_id == null)
max_id = "0";
max_id = String.valueOf(Integer.valueOf(max_id) + 20);
lv_search_tags.setVisibility(View.VISIBLE);
List<String> newTags = apiResponse.getResults().getHashtags();
tags.addAll(newTags);
SearchTagsAdapter searchTagsAdapter = new SearchTagsAdapter(context, tags);
lv_search_tags.setAdapter(searchTagsAdapter);
searchTagsAdapter.notifyDataSetChanged();
if( newTags.size() == 0 && tags.size() == 0 )
textviewNoAction.setVisibility(View.VISIBLE);
else
textviewNoAction.setVisibility(View.GONE);
}
}
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