package com.example.developerpc.gpstracker;

/**
 * Created by DeveloperPC on 2.4.2016.
 */
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Random;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.params.ClientPNames;
import org.apache.http.client.params.CookiePolicy;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.HttpContext;

import android.Manifest;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.location.Location;
import android.location.LocationManager;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageButton;
import android.widget.TextView;
import android.widget.Toast;

import com.google.android.gms.appindexing.Action;
import com.google.android.gms.appindexing.AppIndex;
import com.google.android.gms.common.api.GoogleApiClient;

public class HomeScreen extends Activity {

    static final String AB = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    static Random rnd = new Random();

    private static LocationManager mLocationmanager=null;
    Double _curLat;
    Double _curLng;
    TextView _uidText, _passText, _latText, _lngText;
    /**
     * ATTENTION: This was auto-generated to implement the App Indexing API.
     * See https://g.co/AppIndexing/AndroidStudio for more information.
     */
    private GoogleApiClient client;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

        SetGPSLocation();
         TelephonyManager TelephonyMgr = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);
         String deviceIMEI = TelephonyMgr.getDeviceId();


        SharedPreferences preferences = getPreferences(MODE_WORLD_WRITEABLE
                | MODE_WORLD_READABLE);
        SharedPreferences.Editor editor = preferences.edit();

        String _storedPass = preferences.getString("_pass", null);

        _uidText = (TextView) findViewById(R.id.TextView02);
        _passText = (TextView) findViewById(R.id.TextView04);
        _latText = (TextView) findViewById(R.id.TextView06);
        _lngText = (TextView) findViewById(R.id.TextView08);

       _uidText.setText(deviceIMEI);
        _latText.setText(Double.toString(_curLat));
        _lngText.setText(Double.toString(_curLng));

        if (_storedPass == null) {
            String temp = randomString(10);
            _passText.setText(temp);
            editor.putString("_pass", temp);
            addUser(deviceIMEI, temp);
        } else {
            _passText.setText(_storedPass);
            editor.putString("_pass", _storedPass);
        }

        editor.commit();

        ImageButton _settings = (ImageButton) findViewById(R.id.ImageButton01);
        _settings.setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent myIntent = new Intent();
                myIntent.setClassName("com.example.developerpc.gpstracker", "com.example.developerpc.gpstracker.Settings")
                        .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
                startActivity(myIntent);
            }
        });
        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        client = new GoogleApiClient.Builder(this).addApi(AppIndex.API).build();
    }

    String randomString(int len) {
        StringBuilder sb = new StringBuilder(len);
        for (int i = 0; i < len; i++)
            sb.append(AB.charAt(rnd.nextInt(AB.length())));
        return sb.toString();
    }

   public void SetGPSLocation() {
       if ((ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) && (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED)) {
           // TODO: Consider calling
           //    ActivityCompat#requestPermissions
           // here to request the missing permissions, and then overriding
           //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
           //                                          int[] grantResults)
           // to handle the case where the user grants the permission. See the documentation
           // for ActivityCompat#requestPermissions for more details.
           return;
       }
       if ((ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) && (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED)) {
           // TODO: Consider calling
           //    ActivityCompat#requestPermissions
           // here to request the missing permissions, and then overriding
           //   public void onRequestPermissionsResult(int requestCode, String[] permissions,
           //                                          int[] grantResults)
           // to handle the case where the user grants the permission. See the documentation
           // for ActivityCompat#requestPermissions for more details.
           return;
       }
           mLocationmanager = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
            Location l = mLocationmanager.getLastKnownLocation(LocationManager.GPS_PROVIDER);

            if (l != null) {
                _curLat = l.getLatitude();
                _curLng = l.getLongitude();
            } else {
                Location l1 = mLocationmanager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);

                if (l1 != null) {
                    _curLat = l1.getLatitude();
                    _curLng = l1.getLongitude();
                } else {
                    _curLat = 0.0;
                    _curLng = 0.0;
                    Toast.makeText(HomeScreen.this, "NO GPS location found",
                            Toast.LENGTH_SHORT).show();
                }

            }



    }


    public String addUser(String devid, String password) {
        DefaultHttpClient httpClient = new DefaultHttpClient();
        HttpContext localContext = new BasicHttpContext();

        HttpResponse response = null;
        HttpPost httpPost = null;

        String url = "http://192.168.1.220/androspy/addUser.php?DeviceID="
                + devid
                + "&password=" + password;

        Log.d("url", url);

        httpClient.getParams().setParameter(ClientPNames.COOKIE_POLICY,CookiePolicy.RFC_2109);

        httpPost = new HttpPost(url);
        response = null;

        try {
            response = httpClient.execute(httpPost, localContext);

        } catch (ClientProtocolException e) {
            System.out.println("HTTPHelp : ClientProtocolException : " + e);
        } catch (IOException e) {
            System.out.println("HTTPHelp : IOException : " + e);
        }

        HttpEntity entity = response.getEntity();
        String result = "error";

        InputStream instream;
        try {
            instream = entity.getContent();

            result = convertStreamToString(instream);
        } catch (IllegalStateException e) {
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return result;
    }

    private static String convertStreamToString(InputStream is) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(is));
        StringBuilder sb = new StringBuilder();

        String line = null;
        try {
            while ((line = reader.readLine()) != null) {
                sb.append(line + "n");
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return sb.toString();
    }

    @Override
    public void onStart() {
        super.onStart();

        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        client.connect();
        Action viewAction = Action.newAction(
                Action.TYPE_VIEW, // TODO: choose an action type.
                "HomeScreen Page", // TODO: Define a title for the content shown.
                // TODO: If you have web page content that matches this app activity's content,
                // make sure this auto-generated web page URL is correct.
                // Otherwise, set the URL to null.
                Uri.parse("http://host/path"),
                // TODO: Make sure this auto-generated app deep link URI is correct.
                Uri.parse("android-app://com.example.developerpc.gpstracker/http/host/path")
        );
        AppIndex.AppIndexApi.start(client, viewAction);
    }

    @Override
    public void onStop() {
        super.onStop();

        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        Action viewAction = Action.newAction(
                Action.TYPE_VIEW, // TODO: choose an action type.
                "HomeScreen Page", // TODO: Define a title for the content shown.
                // TODO: If you have web page content that matches this app activity's content,
                // make sure this auto-generated web page URL is correct.
                // Otherwise, set the URL to null.
                Uri.parse("http://host/path"),
                // TODO: Make sure this auto-generated app deep link URI is correct.
                Uri.parse("android-app://com.example.developerpc.gpstracker/http/host/path")
        );
        AppIndex.AppIndexApi.end(client, viewAction);
        client.disconnect();
    }
}