package com.gikdew.emaildemo;

import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.apache.http.NameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.IBinder;
import android.support.v4.app.NotificationCompat;
import android.util.Log;
import android.widget.ListView;

public class DownloadService extends Service {


    // Creating JSON Parser object
    JSONParser jParser = new JSONParser();

    ArrayList<HashMap<String, String>> productsList;

    // url to get all products list
    private static String url_all_products = "http://gikdew.com/android/emails/get_last_signal.php";

    // JSON Node names
    private static final String TAG_SUCCESS = "success";
    private static final String TAG_PRODUCTS = "signals";
    private static final String TAG_ID = "id";
    private static final String TAG_pair = "pair";
    private static final String TAG_expiry = "expiry";
    private static final String TAG_result = "result";
    private static final String TAG_created_at = "created_at";
    String pair, expiry, result;

    ListView list;

    // products JSONArray
    JSONArray products = null;

    @
    Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        //Log.i("Service", "Started");
        new DownloaderTask().execute();
        return START_STICKY;
    }

    @
    Override
    public IBinder onBind(Intent intent) {
        return null;
    }

    private class DownloaderTask extends AsyncTask < URL, Void, String > {
        final SharedPreferences signalsPref = getSharedPreferences("signals", Context.MODE_PRIVATE);
        final Editor editor = signalsPref.edit();

        @
        Override
        protected void onPreExecute() {
        }

        @
        Override
        protected String doInBackground(URL...url) {
            List<NameValuePair> params = new ArrayList<NameValuePair>();
            // getting JSON string from URL
            JSONObject json = jParser.makeHttpRequest(url_all_products, "GET",
                    params);

            // Check your log cat for JSON reponse
            Log.d("All Products: ", json.toString());

            try {
                // Checking for SUCCESS TAG
                int success = json.getInt(TAG_SUCCESS);

                if (success == 1) {
                    // products found
                    // Getting Array of Products
                    products = json.getJSONArray(TAG_PRODUCTS);

                    // looping through All Products
                    for (int i = 0; i < products.length(); i++) {
                        JSONObject c = products.getJSONObject(i);

                        // Storing each json item in variable
                        String id = c.getString(TAG_ID);

                        pair = c.getString(TAG_pair);
                        expiry = c.getString(TAG_expiry);
                        result = c.getString(TAG_result);
                        //createat = c.getString(TAG_created_at);

                        if (i == 0) {
                            SharedPreferences signalsPref = getSharedPreferences(
                                    "signals", 0);
                            Editor editor = signalsPref.edit();

                            editor.putString("lastSignal1", id);
                            editor.commit();

                            Log.d("lastSignal",
                                    signalsPref.getString("lastSignal1", "0"));
                        }
                    }
                } else {
                    Log.d("Error", "DownloadServiceError");
                }
            } catch (JSONException e) {
                e.printStackTrace();
            }

            return null;
        }

        @
        Override
        protected void onPostExecute(String result) {
            if(!signalsPref.getString("lastSignal1", "0").equals(signalsPref.getString("lastSignal", "0"))) {

                editor.putString("lastSignal", signalsPref.getString("lastSignal1", "0"));
                editor.commit();

                sendNotification();

            } else {

            }
            new Handler().postDelayed(new Runnable() {
                @Override
                public void run() {
                    new DownloaderTask().execute();
                }
            }, 7000);
        }

        public void sendNotification() {
            Intent intent = new Intent(DownloadService.this, App.class);
            intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_CLEAR_TOP);
            PendingIntent pIntent = PendingIntent.getActivity(DownloadService.this, 0, intent, 0);

            // build notification
            // the addAction re-use the same intent to keep the example short
            NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(DownloadService.this);

            mBuilder.setContentTitle(pair)
                .setContentText(expiry + " " + result)
                .setTicker(pair + " " + expiry + " " + result)
                .setSmallIcon(R.drawable.ic_launcher)
                .setContentIntent(pIntent)
                .setAutoCancel(true)
                .setDefaults(Notification.DEFAULT_ALL);

            NotificationManager notificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);

            notificationManager.notify(0, mBuilder.build());

        }
    }

}