package com.example.loginmysql;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONObject;

import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class EditUser extends Activity {
	String password;
	String username;
	InputStream is=null;
	String result=null;
	String line=null;
	int code;
	int UserID;

	Activity context;
	HttpPost httppost;
	StringBuffer buffer;
	HttpResponse response;
	HttpClient httpclient;
	ProgressDialog pd;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.editnewuser);
        context=this;

        final EditText e_username=(EditText) findViewById(R.id.edtusername);
        final EditText e_password=(EditText) findViewById(R.id.edtnewpass);
        Button insert=(Button) findViewById(R.id.button1);

        Bundle extras = getIntent().getExtras();
        if(extras !=null)
        {
        	e_username.setText(extras.getString("username"));
        	e_password.setText(extras.getString("password"));
        	UserID = extras.getInt("ID");
        }

        insert.setOnClickListener(new View.OnClickListener() {

		@Override
		public void onClick(View v) {
			// TODO Auto-generated method stub

			username = e_username.getText().toString().trim();
			password = e_password.getText().toString().trim();
			Toast.makeText(getApplicationContext(), "username : "+username + "||" + "password : " + password,
					Toast.LENGTH_LONG).show();
			BackTask bt=new BackTask();
			bt.execute();
		}
	});


    }

    public void insert()
    {
    	ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
    	nameValuePairs.clear();
   	nameValuePairs.add(new BasicNameValuePair("username",username));
   	nameValuePairs.add(new BasicNameValuePair("password",password));
   	nameValuePairs.add(new BasicNameValuePair("ID",String.valueOf(UserID)));

    	try
    	{
    		HttpClient httpclient = new DefaultHttpClient();
	        HttpPost httppost = new HttpPost("http://mobilekampus.com/ras/update_masteruser.php");
	        httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
	        httpclient.execute(httppost);
	        /* HttpResponse response = httpclient.execute(httppost);
	        HttpEntity entity = response.getEntity();
	        is = entity.getContent();
	        Log.e("pass 1", "connection success ");*/
	}
        catch(Exception e)
	{
        	Log.e("Fail 1", e.toString());
	    	Toast.makeText(getApplicationContext(), "Invalid IP Address",
			Toast.LENGTH_LONG).show();
	}

        try
        {
            BufferedReader reader = new BufferedReader
			(new InputStreamReader(is,"iso-8859-1"),8);
            StringBuilder sb = new StringBuilder();
            while ((line = reader.readLine()) != null)
	    {
                sb.append(line + "\n");
            }
            is.close();
            result = sb.toString();
	    Log.e("pass 2", "connection success ");
	}
        catch(Exception e)
	{
            Log.e("Fail 2", e.toString());
	}

	/*try
	{
            JSONObject json_data = new JSONObject(result);
            code=(json_data.getInt("code"));

            if(code==1)
            {
		Toast.makeText(getBaseContext(), "Inserted Successfully",
			Toast.LENGTH_SHORT).show();
            }
            else
            {
		 Toast.makeText(getBaseContext(), "Sorry, Try Again",
			Toast.LENGTH_LONG).show();
            }
	}
	catch(Exception e)
	{
            Log.e("Fail 3", e.toString());
	}*/
    }

  //background process to make a request to server and list product information
  	private class BackTask extends AsyncTask<Void,Void,Void>{

  	protected void onPreExecute(){
  		super.onPreExecute();
  		pd = new ProgressDialog(context);
  		pd.setTitle("Updating ID : " + String.valueOf(UserID));
  		pd.setMessage("Please wait.");
  		pd.setCancelable(true);
  		pd.setIndeterminate(true);
  		pd.show();
  	}

  	protected Void doInBackground(Void...params){

  		InputStream is=null;

  		String result="";
  		ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
    	nameValuePairs.clear();
	   	nameValuePairs.add(new BasicNameValuePair("username",username));
	   	nameValuePairs.add(new BasicNameValuePair("password",password));
	   	nameValuePairs.add(new BasicNameValuePair("ID",String.valueOf(UserID)));

    	try
    	{
    		httpclient = new DefaultHttpClient();
    		httppost = new HttpPost("http://mobilekampus.com/ras/update_masteruser.php");
	        httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
	        //httpclient.execute(httppost);
	        response = httpclient.execute(httppost);
	        HttpEntity entity = response.getEntity();
	        is = entity.getContent();
	        Log.e("pass 1", "connection success ");
		}
	        catch(Exception e)
		{
	        	if(pd!=null)
	      			pd.dismiss(); //close the dialog if error occurs
	      		Log.e("ERROR", e.getMessage());
		}

  	//convert response to string
  	try{
  		BufferedReader reader = new BufferedReader(new InputStreamReader(is,"utf-8"),8);
  		StringBuilder sb = new StringBuilder();
  		String line = null;
  		while ((line = reader.readLine()) != null) {
  			sb.append(line+"\n");

  		}

  		is.close();
  		result=sb.toString();

  	}catch(Exception e){
  		Log.e("ERROR", "Error converting result "+e.toString());
  	}

  		//parse json data
  	try{
  	// Remove unexpected characters that might be added to beginning of the string
  	result =result.substring(result.indexOf("["));
  	JSONArray jArray =new JSONArray(result);

  		for(int i=0;i<jArray.length();i++){
  			JSONObject json_data =jArray.getJSONObject(i);
  			code=(json_data.getInt("code"));
  		}

  		if(code==1)
        {
	Toast.makeText(getBaseContext(), "Updated Successfully",
		Toast.LENGTH_SHORT).show();
        }
        else
        {
	 Toast.makeText(getBaseContext(), "Sorry, Try Again",
		Toast.LENGTH_LONG).show();
        }
  	}
  	catch(Exception e){
  	Log.e("ERROR", "Error pasting data "+e.toString());
  	}
  	return null;
  	}

  	protected void onPostExecute(Void result){
  		if(pd!=null) pd.dismiss(); //close dialog
  		context.startActivity(new Intent(context, ViewUser.class));
  	}

  	}

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
	 public void onBackPressed() {
	     // Do Here what ever you want do on back press;
		 Toast.makeText(getApplicationContext(),"You are not allowed to go back!",Toast.LENGTH_LONG).show();
	 }

}