/*
* Copyright 2015 Ludwig Andersson
*
* This file is part of Thermospy-android.
*
* Thermospy-android 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.
*
* Thermospy-android 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 Thermospy-android. If not, see <http://www.gnu.org/licenses/>.
*/
package com.luan.thermospy.android.core.rest;
import com.android.volley.RequestQueue;
import com.android.volley.VolleyError;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import com.luan.thermospy.android.core.pojo.LogSession;
import com.luan.thermospy.android.core.serverrequest.AbstractServerRequest;
import com.luan.thermospy.android.core.serverrequest.UrlRequestType;
import com.luan.thermospy.android.core.serverrequest.type.GetJsonArray;
import com.luan.thermospy.android.core.serverrequest.type.RequestControl;
import org.json.JSONArray;
import org.json.JSONException;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
/**
* Request that fetches all log sessions created at the server.
*/
public class GetLogSessionListReq implements AbstractServerRequest.ServerRequestListener<JSONArray>, RequestControl {
private final GetJsonArray mGetJsonArrayReq;
private OnGetLogSessionsListener mListener;
public interface OnGetLogSessionsListener
{
void onLogSessionsRecv(List<LogSession> logSessionList);
void onLogSessionsError();
}
public GetLogSessionListReq(RequestQueue queue, OnGetLogSessionsListener listener)
{
mGetJsonArrayReq = new GetJsonArray(queue, this, UrlRequestType.LOG_SESSION_LIST);
mListener = listener;
}
@Override
public void request(String ip, int port) {
mGetJsonArrayReq.request(ip, port);
}
@Override
public void cancel() {
mGetJsonArrayReq.cancel();
}
@Override
public void onOkResponse(JSONArray response) {
List<LogSession> logSessionsList = new ArrayList<LogSession>();
// Creates the json object which will manage the information received
GsonBuilder builder = new GsonBuilder();
// Register an adapter to manage the date types as long values
builder.registerTypeAdapter(Date.class, new JsonDeserializer<Date>() {
public Date deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
return new Date(json.getAsJsonPrimitive().getAsLong());
}
});
Gson gson = builder.create();
try {
for (int i = 0; i < response.length(); i++) {
logSessionsList.add(gson.fromJson(response.getJSONObject(i).toString(), LogSession.class));
}
mListener.onLogSessionsRecv(logSessionsList);
} catch (JSONException ex)
{
mListener.onLogSessionsError();
}
}
@Override
public void onErrorResponse(VolleyError error) {
mListener.onLogSessionsError();
}
}