package app.fedilab.android.fragments; /* Copyright 2019 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 . */ import android.content.Context; import android.content.SharedPreferences; import android.os.AsyncTask; import android.os.Bundle; import androidx.annotation.NonNull; import androidx.fragment.app.Fragment; import androidx.core.content.ContextCompat; import androidx.swiperefreshlayout.widget.SwipeRefreshLayout; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.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 app.fedilab.android.client.API; import app.fedilab.android.client.APIResponse; import app.fedilab.android.drawers.SearchTagsAdapter; import app.fedilab.android.helper.Helper; import es.dmoral.toasty.Toasty; import app.fedilab.android.R; import app.fedilab.android.asynctasks.RetrieveSearchAsyncTask; import app.fedilab.android.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 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 && searchTagsAdapter != 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 newTags = new ArrayList<>(); if( apiResponse.getResults() != null) { 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); } }