public class MainActivity extends FragmentActivity implements OnClickListener {
    private MainFragment mainFragment;
    Button sendIPbutton; //Button for sending IP Address
    EditText mEdit; //Get info from what user enters in form
    //TextView mText;
    TextView coordinates;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);



        setContentView(R.layout.activity_main);

        /*http://www.firstdroid.com/2010/04/29/android-development-using-gps-to-get-current-location-2/*/
        /* Use the LocationManager class to obtain GPS locations */
        LocationManager mlocManager = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
        LocationListener mlocListener = new MyLocationListener();
        mlocManager.requestLocationUpdates( LocationManager.GPS_PROVIDER, 0, 0, mlocListener);





/**********************************************************************/
        /*get reference to views*/
        sendIPbutton = (Button) findViewById(R.id.sendIP);
        mEdit = (EditText) findViewById(R.id.enterIP);
        sendIPbutton.setOnClickListener(this);



//        InputMethodManager imm = (InputMethodManager)getSystemService(
//                Context.INPUT_METHOD_SERVICE);
//        imm.hideSoftInputFromWindow(mEdit.getWindowToken(), 0);
        /*add click listener to Button "sendIPbutton"*/
//        sendIPbutton.setOnClickListener(new OnClickListener() {
//            @Override
//            public void onClick(View arg0) {
//                //Add JSON Logic here
//
        String ip = "http://";
        ip = ip + ((mEdit).getText().toString()) + "/rpi/";
        System.out.println(ip);
        //String json = "{"lights": [{"lightId": 1, "red":242,"green":116,"blue":12, "intensity": 0.5}],"propagate": true}";

        InputStream inputStream = null;
        String result = "";
        try {
            //1. CREATE HTTPCLIENT
            HttpClient httpClient = new DefaultHttpClient();
            System.out.println("no error");
            //2. MAKE POST REQUEST TO GIVEN ipAddress
            HttpPost httpPost = new HttpPost(ip);
            System.out.println("no error2");

            //String json = "";
            //3. BUILD JSON OBJECT
            //JSONObject jsonObject = new JSONObject();
            //jsonObject.accumulate("")
            String json = "";//"{"lights": [{"lightId": 1, "red":242,"green":116,"blue":12, "intensity": 0.5}],"propagate": true}";
            JSONObject jsonObj = new JSONObject("{"phonetype":"N95","cat":"WP"}");
            json = jsonObj.toString();
            httpPost.setEntity(new StringEntity(json));

            //5. SET JSON to STRING ENTITY
//                    StringEntity se = new StringEntity(json);
//                    System.out.println("no error3");
//
//                    //6. SET HTTP POST ENTITY
//                    httpPost.setEntity(se);
//                    System.out.println("no error4");

            //7. SET SOME HEADERS TO INFORM SERVER ABOUT THE TYPE OF CONTENT
//                    httpPost.setHeader("Accept", "application/json");
//                    System.out.println("no error5");
//                    httpPost.setHeader("Content-type", "application/json");
//                    System.out.println("no error6");
            //HttpPost httpPost = new HttpPost(url);
            //httpPost.setEntity(new StringEntity(json));
            //CloseableHttpResponse response2 = httpclient.execute(httpPost);
            //ERROR HERE
            //8. EXECUTE POST REQUEST TO THE GIVEN IP ADDRESS
            HttpResponse httpResponse = httpClient.execute(httpPost);

            System.out.println("no error7");
//                    httpPost.completed();
//                    response2.close();

            //9. RECEIVE RESPONSE AS inputStream
            inputStream = httpResponse.getEntity().getContent();
            System.out.println("no error8");
            //10. CONVERT inputStream to string
            if(inputStream != null) {
                result = convertInputStreamToString(inputStream);
                System.out.println("no error9");
            }
            else
                result = "Did not work!";

        } catch (Exception e) {

            Log.d("InputStream", e.getLocalizedMessage());
        }
        if (savedInstanceState == null) {
            // Add the fragment on initial activity setup
            mainFragment = new MainFragment();
            getSupportFragmentManager()
                    .beginTransaction()
                    .add(android.R.id.content, mainFragment)
                    .commit();
        } else {
            // Or set the fragment from restored state info
            mainFragment = (MainFragment) getSupportFragmentManager()
                    .findFragmentById(android.R.id.content);
        }
/*********************************************************************************/
    }


    /* Class My Location Listener */
    public class MyLocationListener implements LocationListener{
        @Override
        public void onLocationChanged(Location loc){
            loc.getLatitude();
            loc.getLongitude();
            String Text = "Latitude: " + loc.getLatitude() + "nLongitude:  " + loc.getLongitude();
//            Toast.makeText( getApplicationContext(),Text, Toast.LENGTH_SHORT).show();

            coordinates = (TextView)findViewById(R.id.coordinates);

            coordinates.setText(Text);
        }


        @Override
        public void onProviderDisabled(String provider){
            Toast.makeText( getApplicationContext(),
                    "Gps Disabled",

                    Toast.LENGTH_SHORT ).show();

        }


        @Override
        public void onProviderEnabled(String provider){
            Toast.makeText( getApplicationContext(),"Gps Enabled",Toast.LENGTH_SHORT).show();
        }


        @Override
        public void onStatusChanged(String provider, int status, Bundle extras){
        }

    }/* End of Class MyLocationListener */



    @Override
    public boolean onTouchEvent(MotionEvent event) {
        InputMethodManager imm = (InputMethodManager)getSystemService(Context.
                INPUT_METHOD_SERVICE);
        imm.hideSoftInputFromWindow(getCurrentFocus().getWindowToken(), 0);
        return true;
    }

    public void setObject(View view){
        Intent intent = new Intent(this, SetObjectActivity.class);
        startActivity(intent);
    }

    public static String POST(String ip) {
        //Add JSON Logic here
        InputStream inputStream = null;

        //((mEdit).getText().toString()) put on the line below if doesn't work
        ip = "http://" + ip + "/rpi/";
        System.out.println(ip);
        //String json = "{"lights": [{"lightId": 1, "red":242,"green":116,"blue":12, "intensity": 0.5}],"propagate": true}";


        String result = "";
        try {
            //1. CREATE HTTPCLIENT
            HttpClient httpclient = new DefaultHttpClient();
            System.out.println("no error");
            //2. MAKE POST REQUEST TO GIVEN ipAddress
            HttpPost httpPost = new HttpPost(ip);
            System.out.println("no error2");

            //String json = "";
            //3. BUILD JSON OBJECT
            //JSONObject jsonObject = new JSONObject();
            //jsonObject.accumulate("")
            String json = "{"lights": [{"lightId": 1, "red":242,"green":116,"blue":12, "intensity": 0.5}],"propagate": true}";


            //5. SET JSON to STRING ENTITY
            StringEntity se = new StringEntity(json);

            // 6. set httpPost Entity
            httpPost.setEntity(se);

            // 7. Set some headers to inform server about the type of the content
            //httpPost.setHeader("Accept", "application/json");
//                    httpPost.setHeader("Content-type", "application/json");

            // 8. Execute POST request to the given URL
            HttpResponse httpResponse = httpclient.execute(httpPost);

            // 9. receive response as inputStream
            inputStream = httpResponse.getEntity().getContent();

            System.out.println("no error8");
            //10. CONVERT inputStream to string
            if (inputStream != null) {
                result = convertInputStreamToString(inputStream);
                System.out.println("no error9");
            } else
                result = "Did not work!";

        } catch (Exception e) {

            Log.d("InputStream", e.getLocalizedMessage());
        }

        return result;
    }

    public boolean isConnected(){
        ConnectivityManager connMgr = (ConnectivityManager) getSystemService(Activity.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();
        if (networkInfo != null && networkInfo.isConnected())
            return true;
        else
            return false;
    }
    @Override
    public void onClick(View view) {

        switch(view.getId()){
            case R.id.sendIP:
                if(!validate())
                    Toast.makeText(getBaseContext(), "Enter some data!", Toast.LENGTH_LONG).show();
                // call AsynTask to perform network operation on separate thread
                new HttpAsyncTask().execute("http://hmkcode.appspot.com/jsonservlet");
                break;
        }

    }
    private class HttpAsyncTask extends AsyncTask<String, Void, String> {
        @Override
        protected String doInBackground(String... urls) {


            return POST(((mEdit).getText().toString()));
        }
        // onPostExecute displays the results of the AsyncTask.
        @Override
        protected void onPostExecute(String result) {
            Toast.makeText(getBaseContext(), "Data Sent!", Toast.LENGTH_LONG).show();
        }
    }
    @Override
    protected void onResume() {
        super.onResume();

        // Logs 'install' and 'app activate' App Events.
        AppEventsLogger.activateApp(this);
    }
    @Override
    protected void onPause() {
        super.onPause();

        // Logs 'app deactivate' App Event.
        AppEventsLogger.deactivateApp(this);
    }
    private boolean validate(){
        if(mEdit.getText().toString().trim().equals(""))
            return false;
        else
            return true;
    }
    private static String convertInputStreamToString(InputStream inputStream) throws IOException{
        BufferedReader bufferedReader = new BufferedReader( new InputStreamReader(inputStream));
        String line = "";
        String result = "";
        while((line = bufferedReader.readLine()) != null)
            result += line;

        inputStream.close();
        return result;

    }



    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}