image

package com.psn.asset;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.util.HashMap;
import java.util.ArrayList;
import java.util.List;
import java.util.Vector;

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

import android.os.Bundle;
import android.os.AsyncTask;
import android.util.Log;
import android.app.Activity;
import android.app.ProgressDialog;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.net.Uri;
import android.widget.EditText;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.ToggleButton;
import android.widget.Spinner;
import android.widget.Toast;
import android.widget.ImageView;
import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.location.Location;
import android.location.LocationManager;
import android.location.LocationListener;
import android.provider.MediaStore;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.database.Cursor;


/**
 * PSN Mobile Asset
 * Copyright (c) 2013
 * @author Raditya Kurnianto
 */

public class Asset extends Activity {

    String sn, mn, loc, cond, notes, pht, toast, selected, type, image_name, encoded_image;
    int code;
    int[] imageArray = {R.id.image, R.id.image2, R.id.image3};
    String[] encoded_imageArray = {};
    Vector<String> vector;
    Button save, browse;
    ToggleButton toggle_loc;
    Spinner condition;
    AutoCompleteTextView material_name;
    EditText serial_number, location, note, photo;
    ProgressDialog pDialog;
    ConnectivityManager connMgr;
    NetworkInfo networkInfo;
    LocationManager locManager;
    LocationListener locListener;
    File file;
    Intent intent;
    Uri selected_image;
    Cursor cursor;
    ImageView image, image2, image3;
    ByteArrayOutputStream baos;
    Bitmap imageUpload, new_image;
    ArrayList<HashMap<String, String>> material;
    List<String> list = null;

    private static final String url = "http://192.168.7.124/psn_asset_oracle/insert_asset.php";
    private static final String url_photo = "http://192.168.7.124/psn_asset_oracle/base.php";
    private static final String url_material = "http://192.168.7.124/psn_asset_oracle/getAllLocation.php";
    private static final String TAG_CODE = "code";
    private static final String TAG_MATERIAL_ARRAY = "material_array";
    private static final String TAG_MAT_NAME = "MAT_NAME";
    private static int RESULT_LOAD_IMAGE = 1;

    JSONObject json_query, json_photo;
    JSONParser jsonParser = new JSONParser();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_asset);
        save = (Button)findViewById(R.id.save);
        browse = (Button)findViewById(R.id.browse);
        serial_number = (EditText)findViewById(R.id.serial_number);
        material_name = (AutoCompleteTextView)findViewById(R.id.material_name);
        location = (EditText)findViewById(R.id.location);
        condition = (Spinner)findViewById(R.id.condition);
        note = (EditText)findViewById(R.id.note);
        photo = (EditText)findViewById(R.id.photo);
        image = (ImageView)findViewById(R.id.image);
        image2 = (ImageView)findViewById(R.id.image2);
        image3 = (ImageView)findViewById(R.id.image3);

        locManager = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
        locListener = new GetLocation();
        locManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0,0, locListener);

        /*executing new background task the application is first launch*/
        new fetch_material().execute();


        /*array adapter for spinner condition*/
        ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.condition, android.R.layout.simple_spinner_item);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        condition.setAdapter(adapter);

        /*detect changes listener on spinner*/
        condition.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener()
        {
            @Override
            public void onItemSelected(AdapterView<?> parent, View v, int pos, long id)
            {
                Object item = parent.getItemAtPosition(pos);
                selected = item.toString();
            }

            @Override
            public void onNothingSelected(AdapterView<?> parent)
            {
                /*do nothing*/
            }
        });

        /*button to save*/
        save.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View v)
            {
                sn = serial_number.getText().toString();
                mn = material_name.getText().toString();
                loc = location.getText().toString();
                cond = selected;
                notes = note.getText().toString();
                pht = photo.getText().toString();

                /*check internet connectivity*/
                connMgr = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
                networkInfo = connMgr.getActiveNetworkInfo();
                if(networkInfo != null && networkInfo.isConnected())
                {
                    new addAsset().execute();
                }
                else
                {
                    Toast.makeText(getApplicationContext(), "Failed! Internet Connection is needed.", Toast.LENGTH_SHORT).show();
                }
            }
        });

        /*this button will be remove*/
        browse.setOnClickListener(new View.OnClickListener()
        {
            @Override
            public void onClick(View v)
            {
                intent = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
                startActivityForResult(intent, RESULT_LOAD_IMAGE);
            }
        });
    }

    /*set image view and decode to byte array stream*/
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data)
    {
        super.onActivityResult(requestCode, resultCode, data);
        if(requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK && null != data)
        {
            selected_image = data.getData();
            String[] filePath= {MediaStore.Images.Media.DATA};
            cursor = getContentResolver().query(selected_image, filePath, null, null, null);
            cursor.moveToFirst();

            int columnIndex = cursor.getColumnIndex(filePath[0]);
            String picturePath = cursor.getString(columnIndex);
            cursor.close();

            /*naming image to ex : psn_asset_112344215.jpg*/
            image_name = "psn_asset_" + serial_number.getText().toString() + ".jpg";
            photo.setText(image_name);

            /*get width and height to rescaled*/
            Bitmap original_image = BitmapFactory.decodeFile(picturePath);
            int width = original_image.getWidth();
            int height = original_image.getHeight();
            int newWidth = width / 3;
            int newHeight = height / 3;
            original_image.recycle();
            Log.i("Before Scale", "Width = " + width + ", Height = " + height);
            Log.i("After Scale", "Width = " + newWidth + ", Height = " + newHeight);

            /*scaling image*/
            BitmapFactory.Options image_size = new BitmapFactory.Options();
            image_size.inSampleSize = 4;
            imageUpload = Bitmap.createScaledBitmap(BitmapFactory.decodeFile(picturePath, image_size), newWidth, newHeight, false);
            if(image.getDrawable() == null)
            {
                image.setImageBitmap(imageUpload);
            }
            else if(image2.getDrawable() == null)
            {
                image2.setImageBitmap(imageUpload);
            }
            else if(image3.getDrawable() == null)
            {
                image3.setImageBitmap(imageUpload);
            }
        }
    }

    public String[] encodeImage()
    {
        /*convert to byte array output stream*/
        vector = new Vector<String>();
        baos = new ByteArrayOutputStream();
        for(int i = 1; i < imageArray.length; i++)
        {
            imageUpload.compress(Bitmap.CompressFormat.JPEG, 100, baos);
            byte[] image_data = baos.toByteArray();
            vector.add(Base64.encodeBytes(image_data));
        }
        for(int i = 0; i < encoded_imageArray.length ; i++){
        Log.i("Encoded Image", encoded_imageArray[i]);}
        return vector.toArray(encoded_imageArray);
    }
    /*detect selected toggle state
    public void onToggleClick(View view)
    {
        boolean on = ((ToggleButton)view).isChecked();
        if(on)
        {
            locManager = (LocationManager)getSystemService(Context.LOCATION_SERVICE);
            locListener = new GetLocation();
            locManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0,0, locListener);
            Toast.makeText(getApplicationContext(), "Automatic location turning on.", Toast.LENGTH_LONG).show();
        }
        else
        {
            Toast.makeText(getApplicationContext(), "Warning. You're not turning on automatic location. Toggle the location buttoon ON to turn on.", Toast.LENGTH_LONG).show();
        }
    }*/

    /*async task to insert new aseet record*/
    class addAsset extends AsyncTask<String, String, String>
    {
        @Override
        protected void onPreExecute()
        {
            pDialog = new ProgressDialog(Asset.this);
            pDialog.setMessage("Inserting..");
            pDialog.setCancelable(false);
            pDialog.setIndeterminate(false);
            pDialog.show();
        }

        @Override
        protected String doInBackground(String... args)
        {
            Log.i("Do In Background", "Background Task Started");
            try
            {
                locManager.removeUpdates(locListener);
                List<NameValuePair> params = new ArrayList<NameValuePair>();
                params.add(new BasicNameValuePair("SERIAL_NUMBER", sn));
                params.add(new BasicNameValuePair("MATERIAL_NAME", mn));
                params.add(new BasicNameValuePair("LOCATION", loc));
                params.add(new BasicNameValuePair("CONDITION", cond));
                params.add(new BasicNameValuePair("NOTE", notes));
                params.add(new BasicNameValuePair("PHOTO", pht));
                json_query = jsonParser.makeHttpRequest(url, "POST", params);/*send all field to database*/

                encodeImage();
                //ArrayList<NameValuePair> params_p = new ArrayList<NameValuePair>();
                //params_p.add(new BasicNameValuePair("image_name", image_name));/*title*/
                //params_p.add(new BasicNameValuePair("image", encoded_imageArray[0]));
                //params_p.add(new BasicNameValuePair("image", encoded_imageArray[1]));
                //params_p.add(new BasicNameValuePair("image", encoded_imageArray[2]));/*image*/
                //json_photo = jsonParser.makeHttpRequest(url_photo, "POST",params_p);/*upload image to server as binary*/
                Log.d("Create Response", json_query.toString());
                //code = json_photo.getInt(TAG_CODE);
                if(code == 1)
                {
                    toast = "Success!";
                }
                else if(code == 10)
                {
                    toast = "No parameter";
                }
                else if(code == 11)
                {
                    toast = "Can't insert query";
                }
            }
            catch(Exception e)
            {
                e.printStackTrace();
            }
            Log.i("Do In Background", "Background Task Finished");
            return toast;
        }

        @Override
        protected void onPostExecute(String message)
        {
            message = toast;
            Toast.makeText(getApplicationContext(), message, Toast.LENGTH_SHORT).show();
            pDialog.dismiss();
            /*clear all field*/
            serial_number.setText("");
            material_name.setText("");
            note.setText("");
            photo.setText("");
            image.setImageDrawable(getResources().getDrawable(R.drawable.default_preview));
        }
    }

    /*get current location based on gps*/
    public class GetLocation implements LocationListener
    {
        @Override
        public void onLocationChanged(Location loc)
        {
            location.setText(String.valueOf(loc.getLatitude()) + ", " + String.valueOf(loc.getLongitude()));
        }

        @Override
        public void onProviderDisabled(String provider)
        {
            Toast.makeText(getApplicationContext(), "Please Enable your GPS and WiFi to improve your location accuracy", Toast.LENGTH_LONG).show();
        }

        @Override
        public void onProviderEnabled(String provider)
        {
            Toast.makeText(getApplicationContext(), "GPS Enabled\n To improve your location accuracy please enabled Wifi", Toast.LENGTH_LONG).show();
        }

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

        }
    }

    /*fetching material name from database. this class execute on every first launch*/
    class fetch_material extends AsyncTask<String, String, String>
    {
        @Override
        protected void onPreExecute()
        {
            pDialog = new ProgressDialog(Asset.this);
            pDialog.setIndeterminate(false);
            pDialog.setCancelable(false);
            pDialog.setMessage("Fetching material name. Please wait..");
            pDialog.show();
        }

        @Override
        protected String doInBackground(String... args)
        {
            List<NameValuePair> params = new ArrayList<NameValuePair>();
            JSONObject a = jsonParser.makeHttpRequest(url_material, "GET", params);

            Log.i("Fetching Material Name", a.toString());
            try
            {
                int code = a.getInt(TAG_CODE);
                if(code == 1)
                {

                    JSONArray material_array = a.getJSONArray(TAG_MATERIAL_ARRAY);
                    final String[] sFinalResult = new String[material_array.length()];
                    for (int i = 0;i < material_array.length();i++)
                    {
                        a = material_array.getJSONObject(i);
                        sFinalResult[i] = a.getString(TAG_MAT_NAME);
                    }

                    list = new ArrayList<String>();
                    for(int i = 0; i < sFinalResult.length;i++)
                    {
                        list.add(sFinalResult[i]);
                    }
                    toast = "Success";
                }
                else if(code == 11)
                {
                    toast = "Failed";
                }
            }
            catch(JSONException ex)
            {
                ex.printStackTrace();
            }
            return toast;
        }

        @Override
        protected void onPostExecute(String message)
        {
            pDialog.dismiss();
            ArrayAdapter<String> adapter = new ArrayAdapter<String>(Asset.this, android.R.layout.simple_list_item_1, list);
            material_name.setAdapter(adapter);
            Toast.makeText(getApplicationContext(), message, Toast.LENGTH_LONG).show();
        }
    }

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

}