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