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253 lines
9.3 KiB
253 lines
9.3 KiB
/*
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* Copyright (c) 2018 m2049r
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.m2049r.xmrwallet.layout;
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import android.content.Context;
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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.ImageButton;
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import android.widget.ImageView;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.DiffUtil;
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import androidx.recyclerview.widget.RecyclerView;
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import com.m2049r.xmrwallet.R;
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import com.m2049r.xmrwallet.data.NodeInfo;
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import com.m2049r.xmrwallet.util.ThemeHelper;
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import com.m2049r.xmrwallet.util.Helper;
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import java.net.HttpURLConnection;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.TimeZone;
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public class NodeInfoAdapter extends RecyclerView.Adapter<NodeInfoAdapter.ViewHolder> {
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private final SimpleDateFormat TS_FORMATTER = new SimpleDateFormat("yyyy-MM-dd HH:mm");
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public interface OnInteractionListener {
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void onInteraction(View view, NodeInfo item);
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boolean onLongInteraction(View view, NodeInfo item);
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}
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private final List<NodeInfo> nodeItems = new ArrayList<>();
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private final OnInteractionListener listener;
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private final Context context;
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public NodeInfoAdapter(Context context, OnInteractionListener listener) {
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this.context = context;
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this.listener = listener;
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Calendar cal = Calendar.getInstance();
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TimeZone tz = cal.getTimeZone(); //get the local time zone.
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TS_FORMATTER.setTimeZone(tz);
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}
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private static class NodeDiff extends DiffCallback<NodeInfo> {
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public NodeDiff(List<NodeInfo> oldList, List<NodeInfo> newList) {
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super(oldList, newList);
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}
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@Override
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public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) {
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return mOldList.get(oldItemPosition).equals(mNewList.get(newItemPosition));
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}
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@Override
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public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) {
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final NodeInfo oldItem = mOldList.get(oldItemPosition);
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final NodeInfo newItem = mNewList.get(newItemPosition);
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return (oldItem.getTimestamp() == newItem.getTimestamp())
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&& (oldItem.isTested() == newItem.isTested())
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&& (oldItem.isValid() == newItem.isValid())
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&& (oldItem.getResponseTime() == newItem.getResponseTime())
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&& (oldItem.isSelected() == newItem.isSelected())
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&& (oldItem.getName().equals(newItem.getName()));
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}
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}
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@Override
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public @NonNull
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ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_node, parent, false);
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return new ViewHolder(view);
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}
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@Override
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public void onBindViewHolder(final @NonNull ViewHolder holder, int position) {
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holder.bind(position);
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}
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@Override
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public int getItemCount() {
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return nodeItems.size();
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}
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public void addNode(NodeInfo node) {
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List<NodeInfo> newItems = new ArrayList<>(nodeItems);
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if (!nodeItems.contains(node))
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newItems.add(node);
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setNodes(newItems); // in case the nodeinfo has changed
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}
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public void setNodes(Collection<NodeInfo> newItemsCollection) {
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List<NodeInfo> newItems;
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if (newItemsCollection != null) {
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newItems = new ArrayList<>(newItemsCollection);
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Collections.sort(newItems, NodeInfo.BestNodeComparator);
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} else {
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newItems = new ArrayList<>();
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}
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final NodeInfoAdapter.NodeDiff diffCallback = new NodeInfoAdapter.NodeDiff(nodeItems, newItems);
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final DiffUtil.DiffResult diffResult = DiffUtil.calculateDiff(diffCallback);
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nodeItems.clear();
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nodeItems.addAll(newItems);
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diffResult.dispatchUpdatesTo(this);
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}
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public void setNodes() {
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setNodes(nodeItems);
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}
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private boolean itemsClickable = true;
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public void allowClick(boolean clickable) {
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itemsClickable = clickable;
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notifyDataSetChanged();
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}
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class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener, View.OnLongClickListener {
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final ImageButton ibBookmark;
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final View pbBookmark;
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final TextView tvName;
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final TextView tvIp;
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final ImageView ivPing;
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NodeInfo nodeItem;
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ViewHolder(View itemView) {
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super(itemView);
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ibBookmark = itemView.findViewById(R.id.ibBookmark);
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pbBookmark = itemView.findViewById(R.id.pbBookmark);
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tvName = itemView.findViewById(R.id.tvName);
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tvIp = itemView.findViewById(R.id.tvAddress);
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ivPing = itemView.findViewById(R.id.ivPing);
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ibBookmark.setOnClickListener(v -> {
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nodeItem.toggleFavourite();
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showStar();
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if (!nodeItem.isFavourite()) {
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nodeItem.setSelected(false);
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setNodes(nodeItems);
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}
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});
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itemView.setOnClickListener(this);
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itemView.setOnLongClickListener(this);
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}
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private void showStar() {
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if (nodeItem.isFavourite()) {
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ibBookmark.setImageResource(R.drawable.ic_favorite_24dp);
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} else {
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ibBookmark.setImageResource(R.drawable.ic_favorite_border_24dp);
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}
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}
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void bind(int position) {
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nodeItem = nodeItems.get(position);
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tvName.setText(nodeItem.getName());
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ivPing.setImageResource(getPingIcon(nodeItem));
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if (nodeItem.isTested()) {
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if (nodeItem.isValid()) {
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Helper.showTimeDifference(tvIp, nodeItem.getTimestamp());
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} else {
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tvIp.setText(getResponseErrorText(context, nodeItem.getResponseCode()));
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tvIp.setTextColor(ThemeHelper.getThemedColor(context, R.attr.colorError));
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}
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} else {
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tvIp.setText(context.getResources().getString(R.string.node_testing, nodeItem.getHostAddress()));
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}
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itemView.setSelected(nodeItem.isSelected());
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itemView.setClickable(itemsClickable);
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itemView.setEnabled(itemsClickable);
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ibBookmark.setClickable(itemsClickable);
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pbBookmark.setVisibility(nodeItem.isSelecting() ? View.VISIBLE : View.INVISIBLE);
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showStar();
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}
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@Override
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public void onClick(View view) {
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if (listener != null) {
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int position = getAdapterPosition(); // gets item position
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if (position != RecyclerView.NO_POSITION) { // Check if an item was deleted, but the user clicked it before the UI removed it
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final NodeInfo node = nodeItems.get(position);
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node.setSelecting(true);
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allowClick(false);
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listener.onInteraction(view, node);
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}
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}
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}
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@Override
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public boolean onLongClick(View view) {
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if (listener != null) {
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int position = getAdapterPosition(); // gets item position
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if (position != RecyclerView.NO_POSITION) { // Check if an item was deleted, but the user clicked it before the UI removed it
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return listener.onLongInteraction(view, nodeItems.get(position));
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}
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}
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return false;
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}
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}
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static public int getPingIcon(NodeInfo nodeInfo) {
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if (nodeInfo.isUnauthorized()) {
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return R.drawable.ic_wifi_lock_black_24dp;
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}
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if (nodeInfo.isValid()) {
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final double ping = nodeInfo.getResponseTime();
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if (ping < NodeInfo.PING_GOOD) {
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return R.drawable.ic_signal_wifi_4_bar_24dp;
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} else if (ping < NodeInfo.PING_MEDIUM) {
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return R.drawable.ic_signal_wifi_3_bar_24dp;
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} else if (ping < NodeInfo.PING_BAD) {
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return R.drawable.ic_signal_wifi_2_bar_24dp;
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} else {
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return R.drawable.ic_signal_wifi_1_bar_24dp;
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}
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} else {
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return R.drawable.ic_signal_wifi_off_24dp;
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}
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}
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static public String getResponseErrorText(Context ctx, int responseCode) {
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if (responseCode == 0) {
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return ctx.getResources().getString(R.string.node_general_error);
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} else if (responseCode == HttpURLConnection.HTTP_UNAUTHORIZED) {
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return ctx.getResources().getString(R.string.node_auth_error);
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} else {
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return ctx.getResources().getString(R.string.node_test_error, responseCode);
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}
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}
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}
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