package codelearninternship;

//import javax.swing.table.TableColumn;

import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.net.URL;

import java.net.URLConnection;

import org.eclipse.swt.widgets.Table;

import org.eclipse.swt.widgets.TableColumn;

import org.eclipse.swt.widgets.TableItem;

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.layout.GridData;

import org.eclipse.swt.layout.GridLayout;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Label;

import org.eclipse.swt.widgets.Table;

import org.eclipse.swt.widgets.Text;

import org.eclipse.ui.part.ViewPart;

public class ViewPart13 extends ViewPart {

private static URL URLObj;

private static URLConnection connect;

public ViewPart13() {

// TODO Auto-generated constructor stub

}

int totalcount=0;

String[] time=new String[200];

String[] city={"bangalore","chennai","delhi","mumbai","goa","cochin","hyderabad","ahmedabad"};

@Override

public void createPartControl(final Composite parent)

{

final Table table ;

parent.setLayout(new GridLayout(3,false));

Label label = new Label(parent, SWT.NONE);

label.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false,

false));

label.setText("From");

final Text SenderEmail = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER);

SenderEmail.setLayoutData(new GridData(200,20));

SenderEmail.setText("");

final Label Elabel = new Label(parent, SWT.NONE);

Elabel.setLayoutData(new GridData(200,20));

Elabel.setText("");

final Label label1 = new Label(parent, SWT.NONE);

label1.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false,

false));

label1.setText("To");

final Text Subject = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER);

Subject.setLayoutData(new GridData(200,20));

Subject.setText("");

final Label Elabel1 = new Label(parent, SWT.NONE);

Elabel1.setLayoutData(new GridData(200,20));

Elabel1.setText("");

//Elabel.setForeground();

org.eclipse.swt.widgets.Button button = new org.eclipse.swt.widgets.Button(

parent, SWT.PUSH);

button.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false,

false));

button.setText("Send");

final Label Elabel2 = new Label(parent, SWT.NONE);

Elabel2.setLayoutData(new GridData(200,20));

Elabel2.setText("");

parent.setLayout( new GridLayout(1,false));

table = new Table(parent ,SWT.NONE);

table.setVisible(false);

table.setLinesVisible(true);

table.setHeaderVisible(true);

GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);

data.heightHint = 200;

table.setLayoutData(data);

final String[] titles = { "From", "To", "Airline","FlightNo","Depart-Arrive" };

for (int i = 0; i < titles.length; i++) {

TableColumn column = new TableColumn(table, SWT.NONE);

column.setText(titles[i]);

table.getColumn(i).pack();

}

button.addSelectionListener(new SelectionAdapter() {

@Override

public void widgetSelected(SelectionEvent e) {

String b="true";//validate(SenderEmail.getText().trim());

if(check(SenderEmail.getText())==false )

{

Elabel.setText("invalid");

}

else if(check(Subject.getText())==false)

{

Elabel1.setText("invalid");

}

else if(cmp(SenderEmail.getText(),Subject.getText())==false)

{

Elabel.setText("Same");

Elabel1.setText("Same");

//Elabel2.setText("");

//check(SenderEmail.getText(),Subject.getText());

}

else

{

Elabel.setText("");

Elabel1.setText("");

/*if(totalcount !=0)

{

for (int i = 0 ; i<=totalcount ; i++){

table.remove(i);

}

}*/

table.removeAll();

totalcount=0;

getTime(SenderEmail.getText(), Subject.getText());

for (int i = 0 ; i<=totalcount-1 ; i+=5){

TableItem item = new TableItem(table, SWT.NONE);

item.setText (0, time[i]);

item.setText (1, time[i+1]);

item.setText (2, time[i+2]);

item.setText (3, time[i+3]);

item.setText (4, time[i+4]);

}

for (int i=0; i<titles.length; i++) {

table.getColumn (i).pack ();

}

table.setVisible(true);

}

}

});

}

public void getTime(String from,String to)

{

try {

// private static URL URLObj;

// Establish a URL and open a connection to it. Set it to output mode.

URL URLObj = new URL("http://www.makemytrip.com/flights/"+from.toLowerCase()+"-"+to.toLowerCase()+"-cheap-airtickets.html");

connect = URLObj.openConnection();

connect.setDoOutput(true);

}

catch (Exception ex)

{

System.out.println("An exception occurred. " + ex.getMessage());

System.exit(1);

}

try

{

BufferedReader reader = new BufferedReader(new InputStreamReader(connect.getInputStream()));

String lineRead = "";

// Read all available lines of data from the URL and print them to screen.

while ((lineRead = reader.readLine()) != null)

{

if(lineRead.contains(" <tr ") ==true)

{

lineRead=reader.readLine();

int count=0;

while(count<=4)

{

String s=lineRead.substring(lineRead.indexOf(">")+1,lineRead.lastIndexOf("<"));

time[totalcount]=s;

totalcount++;

//System.out.print(s+" ");

lineRead=reader.readLine();

count++;

}

System.out.println();

}

}

reader.close();

}

catch (Exception ex) {

System.out.println("There was an error reading or writing to the URL: " + ex.getMessage());

}

}

public boolean cmp(String from,String to)

{

if(from.toLowerCase().equals(to.toLowerCase())==true)

{

return false;

}

else

{

return true;

}

}

public boolean check(String s)

{

boolean avail=false;

if(s.trim().equals("")){return false;}

for(int i=0;i<7;i++)

{

if(city[i].equals(s.toLowerCase().trim())==true)

{

avail=true;

break;

}

}

if (s.toLowerCase().matches("[a-z]+$")==false) {

return false;

}

if(avail==false){return false;}

return true;

}

@Override

public void setFocus() {

// TODO Auto-generated method stub

}

}