204 lines
7.5 KiB
Java
204 lines
7.5 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.os.AsyncTask;
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import android.os.Bundle;
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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.AbsListView;
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import android.widget.ListView;
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import android.widget.RelativeLayout;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.fragment.app.Fragment;
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import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
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import org.jetbrains.annotations.NotNull;
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import java.util.ArrayList;
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import java.util.List;
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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.client.API;
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import app.fedilab.android.client.APIResponse;
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import app.fedilab.android.client.Entities.Trends;
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import app.fedilab.android.drawers.TrendsAdapter;
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import app.fedilab.android.interfaces.OnRetrieveSearchInterface;
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import es.dmoral.toasty.Toasty;
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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 TrendsAdapter trendsAdapter;
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private List<Trends> tags;
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private String search;
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private ListView 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 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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Toasty.error(context, getString(R.string.toast_error_search), Toast.LENGTH_LONG).show();
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}
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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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int c1 = getResources().getColor(R.color.cyanea_accent);
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int c2 = getResources().getColor(R.color.cyanea_primary_dark);
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int c3 = getResources().getColor(R.color.cyanea_primary);
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swipeRefreshLayout.setProgressBackgroundColorSchemeColor(c3);
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swipeRefreshLayout.setColorSchemeColors(
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c1, c2, c1
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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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tags.clear();
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tags = new ArrayList<>();
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max_id = "0";
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trendsAdapter.notifyDataSetChanged();
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if (search != null) {
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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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});
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lv_search_tags.setOnScrollListener(new AbsListView.OnScrollListener() {
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@Override
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public void onScrollStateChanged(AbsListView view, int scrollState) {
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}
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@Override
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public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
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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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if (search != null) {
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new RetrieveSearchAsyncTask(context, search, API.searchType.TAGS, max_id, DisplaySearchTagsFragment.this).executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
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}
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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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if (search != null) {
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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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return rootView;
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}
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public void scrollToTop() {
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if (lv_search_tags != null && trendsAdapter != null) {
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lv_search_tags.setAdapter(trendsAdapter);
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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 onDestroyView() {
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if (lv_search_tags != null) {
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lv_search_tags.setAdapter(null);
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}
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super.onDestroyView();
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}
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@Override
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public void onAttach(@NotNull 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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trendsAdapter = new TrendsAdapter(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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if (apiResponse.getError().getError().length() < 100) {
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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, getString(R.string.long_api_error, "\ud83d\ude05"), Toast.LENGTH_LONG).show();
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}
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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<Trends> newTags = new ArrayList<>();
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if (apiResponse.getResults() != null) {
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newTags = apiResponse.getResults().getTrends();
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}
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tags.addAll(newTags);
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TrendsAdapter trendsAdapter = new TrendsAdapter(context, tags);
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lv_search_tags.setAdapter(trendsAdapter);
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trendsAdapter.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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