/* * Copyright (C) 2017 IOTA Foundation * * Authors: pinpong, adrianziser, saschan * * 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. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ package org.iota.wallet.ui.fragment; import android.content.Context; import android.os.Bundle; import android.support.annotation.Nullable; import android.support.design.widget.Snackbar; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.SearchView; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.view.inputmethod.EditorInfo; import android.view.inputmethod.InputMethodManager; import android.widget.TextView; import org.greenrobot.eventbus.Subscribe; import org.iota.wallet.R; import org.iota.wallet.api.TaskManager; import org.iota.wallet.api.requests.FindTransactionRequest; import org.iota.wallet.api.requests.GetBundleRequest; import org.iota.wallet.api.responses.FindTransactionResponse; import org.iota.wallet.api.responses.GetBundleResponse; import org.iota.wallet.api.responses.error.NetworkError; import org.iota.wallet.helper.Constants; import org.iota.wallet.model.Transaction; import org.iota.wallet.ui.adapter.TangleExplorerSearchCardAdapter; import java.util.ArrayList; import java.util.List; import butterknife.BindView; import butterknife.ButterKnife; import butterknife.Unbinder; import jota.utils.InputValidator; public class TangleExplorerSearchFragment extends BaseSwipeRefreshLayoutFragment implements SearchView.OnQueryTextListener, TextView.OnEditorActionListener { private static final String SEARCH_TEXT = "searchText"; private static final String TRANSACTIONS_LIST = "transactions"; @BindView(R.id.tangle_explorer_search_recycler_view) RecyclerView recyclerView; @BindView(R.id.tv_empty) TextView tvEmpty; private List<Transaction> transactions; private InputMethodManager inputManager; private TangleExplorerSearchCardAdapter adapter; private SearchView searchView; private boolean trigger = false; private String hash = ""; private String savedSearchText = ""; private Unbinder unbinder; @Override public void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); setHasOptionsMenu(true); inputManager = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE); } @Nullable @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { super.onCreateView(inflater, container, savedInstanceState); View view = inflater.inflate(R.layout.fragment_tangle_explorer_search, container, false); unbinder = ButterKnife.bind(this, view); swipeRefreshLayout = view.findViewById(R.id.tangle_explorer_search_swipe_container); return view; } @Override public void onDestroyView() { if (unbinder != null) { unbinder.unbind(); unbinder = null; } super.onDestroyView(); } @Subscribe public void onEvent(Bundle bundle) { hash = bundle.getString(Constants.TANGLE_EXPLORER_SEARCH_ITEM); tvEmpty.setVisibility(transactions.size() == 0 ? View.VISIBLE : View.GONE); if (this.transactions != null) this.transactions.clear(); trigger = true; getActivity().invalidateOptionsMenu(); } @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.tangle_explorer_search, menu); MenuItem searchItem = menu.findItem(R.id.action_search); this.searchView = (SearchView) searchItem.getActionView(); searchView.setOnQueryTextListener(this); if (trigger) { searchItem.expandActionView(); searchView.setQuery(hash, false); trigger = false; searchTransactions(); final View view = getView(); if (view != null) { view.postDelayed(() -> inputManager.hideSoftInputFromWindow(view.getWindowToken(), 0), 50); } } //focus the SearchView if (savedSearchText != null && !savedSearchText.isEmpty()) { searchItem.expandActionView(); searchView.setQuery(savedSearchText, true); searchView.setIconified(false); searchView.clearFocus(); } searchItem.setOnActionExpandListener(new MenuItem.OnActionExpandListener() { @Override public boolean onMenuItemActionExpand(MenuItem item) { return true; } @Override public boolean onMenuItemActionCollapse(MenuItem item) { return true; } }); } @Subscribe public void onEvent(FindTransactionResponse ftr) { if (ftr != null && ftr.getHashes().length > 0) { TaskManager rt = new TaskManager(getActivity()); GetBundleRequest gtr = new GetBundleRequest(ftr.getHashes()[0]); rt.startNewRequestTask(gtr); } else { swipeRefreshLayout.setRefreshing(false); Snackbar.make(getActivity().findViewById(R.id.drawer_layout), getString(R.string.messages_trx_not_found), Snackbar.LENGTH_LONG).show(); } } @Subscribe public void onEvent(GetBundleResponse getBundleResponse) { swipeRefreshLayout.setRefreshing(false); transactions = getBundleResponse.getTransactions(); setAdapter(); if (transactions.isEmpty()) { Snackbar.make(getActivity().findViewById(R.id.drawer_layout), getString(R.string.messages_bundle_not_found), Snackbar.LENGTH_LONG).show(); } } private void setAdapter() { if (transactions == null) { transactions = new ArrayList<>(); } adapter = new TangleExplorerSearchCardAdapter(getActivity(), transactions); LinearLayoutManager layoutManager = new LinearLayoutManager(getActivity()); recyclerView.setLayoutManager(layoutManager); recyclerView.setAdapter(adapter); tvEmpty.setVisibility(transactions.size() == 0 ? View.VISIBLE : View.GONE); } private void searchTransactions() { if (transactions != null) transactions.clear(); if (adapter != null) adapter.notifyDataSetChanged(); inputManager.hideSoftInputFromWindow(searchView.getWindowToken(), 0); if (searchView.getQuery().toString().isEmpty() || !InputValidator.isTrytes(searchView.getQuery().toString(), searchView.getQuery().toString().length())) { Snackbar.make(getActivity().findViewById(R.id.drawer_layout), getString(R.string.messages_invalid_search), Snackbar.LENGTH_LONG) .setAction(null, null).show(); swipeRefreshLayout.setRefreshing(false); return; } TaskManager rt = new TaskManager(getActivity()); if (!trigger) { GetBundleRequest gbr = new GetBundleRequest(searchView.getQuery().toString()); rt.startNewRequestTask(gbr); } else { FindTransactionRequest ftr = new FindTransactionRequest(searchView.getQuery().toString()); rt.startNewRequestTask(ftr); } if (!swipeRefreshLayout.isRefreshing()) { swipeRefreshLayout.post(() -> swipeRefreshLayout.setRefreshing(true)); } } @Subscribe public void onEvent(NetworkError error) { switch (error.getErrorType()) { case NETWORK_ERROR: case INVALID_HASH_ERROR: case IOTA_COOL_NETWORK_ERROR: swipeRefreshLayout.setRefreshing(false); if (transactions != null) transactions.clear(); if (adapter != null) adapter.notifyDataSetChanged(); break; } } @Override public void onRefresh() { searchTransactions(); } @Override public boolean onEditorAction(TextView view, int actionId, KeyEvent event) { if ((actionId == EditorInfo.IME_ACTION_DONE) || ((event.getKeyCode() == KeyEvent.KEYCODE_ENTER) && (event.getAction() == KeyEvent.ACTION_DOWN))) { searchTransactions(); return true; } return true; } @Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); outState.putString(SEARCH_TEXT, searchView == null ? "" : searchView.getQuery().toString().isEmpty() ? "" : searchView.getQuery().toString()); if (transactions != null) outState.putParcelableArrayList(TRANSACTIONS_LIST, (ArrayList<Transaction>) transactions); } @Override public void onActivityCreated(@Nullable Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); if (savedInstanceState != null) { if (transactions == null) { transactions = new ArrayList<>(); } transactions = savedInstanceState.getParcelableArrayList(TRANSACTIONS_LIST); if (savedSearchText != null) savedSearchText = savedInstanceState.getString(SEARCH_TEXT); if (savedSearchText != null && !savedSearchText.isEmpty()) if (searchView != null) searchView.setQuery(savedInstanceState.getString(SEARCH_TEXT), false); } setAdapter(); } @Override public boolean onQueryTextSubmit(String query) { searchTransactions(); return false; } @Override public boolean onQueryTextChange(String newText) { return false; } }