package com.xyz.dbapp;
import android.net.Uri;
import android.util.Log;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;

/**
 * Created by selvakumar on 4/29/2015.
 */
public class JSONParser
{
    static JSONObject jObj = null;
    static String json = "";
    public static final int CONNECTION_TIMEOUT=10000;
    public static final int READ_TIMEOUT=15000;
    HttpURLConnection conn;
    URL url = null;
    public JSONParser() {    }
    public JSONObject makeHttpRequest(String strurl,String... params)
    {
        try
        {
                url = new URL(strurl);
                conn = (HttpURLConnection)url.openConnection();
                conn.setReadTimeout(READ_TIMEOUT);
                conn.setConnectTimeout(CONNECTION_TIMEOUT);
                conn.setRequestMethod("POST");
                conn.setDoInput(true);
                conn.setDoOutput(true);
                Uri.Builder builder = new Uri.Builder()
                        .appendQueryParameter("username", params[0])
                        .appendQueryParameter("password", params[1]);
                String query = builder.build().getEncodedQuery();
                OutputStream os = conn.getOutputStream();
                BufferedWriter writer = new BufferedWriter(
                        new OutputStreamWriter(os, "UTF-8"));
                writer.write(query);
                writer.flush();
                writer.close();
                os.close();
                conn.connect();
        }
        catch (UnsupportedEncodingException e)
        {
            e.printStackTrace();
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
        try
        {
            int response_code = conn.getResponseCode();
            // Check if successful connection made
            if (response_code == HttpURLConnection.HTTP_OK)
            {
                // Read data sent from server
                InputStream input = conn.getInputStream();
                BufferedReader reader = new BufferedReader(new InputStreamReader(input));
                StringBuilder result = new StringBuilder();
                String line;
                while ((line = reader.readLine()) != null)
                {
                    result.append(line);
                }
                // Pass data to onPostExecute method
                //return(result.toString());
                json = result.toString();
            }
        }
        catch (Exception e)
        {
            Log.e("Buffer Error", "Error converting result " + e.toString());
        }
        // try parse the string to a JSON object
        try
        {
            jObj = new JSONObject(json);
        }
        catch (JSONException e)
        {
            Log.e("JSON Parser", "Error parsing data " + e.toString());
        }
        // return JSON String
        return jObj;
    }
}