/* Copyright 2010 ESRI
* 
* All rights reserved under the copyright laws of the United States
* and applicable international laws, treaties, and conventions.
* 
* You may freely redistribute and use this sample code, with or
* without modification, provided you include the original copyright
* notice and use restrictions.
* 
* See the use restrictions.
* 
*/
package arcgissamples.scenario;


/**Dialog to connect to mapservers running on a machine.
 * Input parameters are the webservice url (WebService created using webcatalog) and connection type.
 * In case of Lan connection input parameter will be machine name
 * Using gisclient libraries, you can connect to mapserver either by LAN or Internet.
 * After connection is established, map configurations that currently available are listed in the map names dropdown.
 * Based on the configuration selected, map is displayed on the map component.
 */

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.util.Iterator;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSplitPane;
import javax.swing.JTextField;

import arcgissamples.scenario.map.MapInfo;

public class ConnectionDialog extends javax.swing.JDialog {


  private static final long serialVersionUID = 1L;
  static ConnectionDialog connectionDialog;
  Object connectionTypeValues[] = {"Internet", "LAN"};
  String connectionLabelString[] = {"Catalog URL: ", "Machine Name: "};
  JLabel connectionURLLabel = null;
  JTextField connectionURLText = null;
  JLabel connectionTypeLabel = null;
  JComboBox connectionTypeCombo = null;
  JLabel mapNamesDropdownLabel = null;
  JComboBox mapNamesDropdown = null;
  JPanel leftPanel = null;
  JPanel rightPanel = null;
  JPanel centerPanel = null;
  JPanel bottomPanel = null;
  JSplitPane splitPane = null;
  JButton connectButton = null;
  JButton addMapButton = null;
  String connectionURL = "";
  String connectionType = "";
  String mapConfiguartionName;

  public ConnectionDialog() {
    this(null);
  }

  public ConnectionDialog(Frame owner) {
    super(owner, "Server Connection Dialog");
    init();
    setSize(400, 300);
    setModal(true);
    setResizable(true);
  }

  public static ConnectionDialog getConnectionDialog(Frame owner) {
    if(connectionDialog == null)
      connectionDialog = new ConnectionDialog(owner);
    return connectionDialog;
  }

  public static void disposeDialog() {
    if(connectionDialog != null)
      connectionDialog.dispose();
  }

  public void init() {
    connectionURLLabel = new JLabel(connectionLabelString[0]);
    connectionURLText = new javax.swing.JTextField();
    connectionTypeLabel = new JLabel("Connection Type: ");
    connectionTypeCombo = new JComboBox(connectionTypeValues);
    connectionTypeCombo.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent event) {
        if(connectionTypeCombo.getSelectedItem().toString().equalsIgnoreCase("internet"))
          connectionURLLabel.setText(connectionLabelString[0]);
        else
          connectionURLLabel.setText(connectionLabelString[1]);
      }
    });

    mapNamesDropdownLabel = new JLabel("Map Server Objects: ");
    mapNamesDropdown = new JComboBox();
    leftPanel = new JPanel();
    rightPanel = new JPanel();
    centerPanel = new JPanel();

    BoxLayout boxLayout1 = new BoxLayout(leftPanel, BoxLayout.Y_AXIS);
    leftPanel.setLayout(boxLayout1);
    leftPanel.add(Box.createVerticalStrut(15));
    leftPanel.add(connectionTypeLabel);
    leftPanel.add(Box.createVerticalStrut(10));
    leftPanel.add(connectionURLLabel);
    leftPanel.add(Box.createVerticalStrut(10));

    BoxLayout boxLayout2 = new BoxLayout(rightPanel, BoxLayout.Y_AXIS);
    rightPanel.setLayout(boxLayout2);
    rightPanel.add(Box.createVerticalStrut(15));
    rightPanel.add(connectionTypeCombo);
    rightPanel.add(Box.createVerticalStrut(5));
    rightPanel.add(connectionURLText);
    rightPanel.add(Box.createVerticalStrut(5));

    JPanel centerPanel = new JPanel();
    BoxLayout boxLayout3 = new BoxLayout(centerPanel, BoxLayout.X_AXIS);
    centerPanel.setLayout(boxLayout3);
    centerPanel.add(Box.createHorizontalStrut(30));
    centerPanel.add(leftPanel);
    centerPanel.add(Box.createHorizontalStrut(10));
    centerPanel.add(rightPanel);
    centerPanel.add(Box.createHorizontalStrut(30));
    centerPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));

    JPanel connectPanel = new JPanel();
    connectButton = new JButton("Connect");
    connectPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
    connectPanel.add(this.connectButton);

    JPanel centerPanel1 = new JPanel();
    centerPanel1.setLayout(new BorderLayout());
    centerPanel1.add(centerPanel, BorderLayout.CENTER);
    centerPanel1.add(connectPanel, BorderLayout.SOUTH);

    bottomPanel = new JPanel();
    BoxLayout boxLayout4 = new BoxLayout(bottomPanel,BoxLayout.Y_AXIS);
    bottomPanel.setLayout(boxLayout4);
    mapNamesDropdownLabel.setPreferredSize(new Dimension(400, 25));
    mapNamesDropdownLabel.setMaximumSize(new Dimension(400, 25));
    mapNamesDropdownLabel.setMinimumSize(new Dimension(400, 25));
    mapNamesDropdown.setPreferredSize(new Dimension(400, 25));
    mapNamesDropdown.setMaximumSize(new Dimension(400, 25));
    mapNamesDropdown.setMinimumSize(new Dimension(400, 25));

    JPanel mapButtonPanel = new JPanel();
    mapButtonPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
    addMapButton = new JButton("Add Map");
    mapButtonPanel.add(this.addMapButton);

    bottomPanel.add(Box.createVerticalStrut(10));
    bottomPanel.add(mapNamesDropdownLabel);
    bottomPanel.add(mapNamesDropdown);
    bottomPanel.add(Box.createVerticalStrut(10));
    bottomPanel.add(mapButtonPanel);
    bottomPanel.add(Box.createVerticalGlue());
    bottomPanel.setBorder(BorderFactory.createEmptyBorder(0, 20, 0, 20));

    splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
    splitPane.setDividerSize(10);
    splitPane.setTopComponent(centerPanel1);
    splitPane.setBottomComponent(bottomPanel);

    this.getContentPane().add(splitPane, java.awt.BorderLayout.CENTER);

    connectButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent event) {
        ConnectionDialog.this.connectionButtonactionPerformed();

      }
    });

    addMapButton.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent event) {
        ConnectionDialog.this.addMapButtonActionPerformed();
      }
    });
  }

  private void connectionButtonactionPerformed() {
    //Get all the text field values..
    connectionURL = this.connectionURLText.getText().trim();
    connectionType = this.connectionTypeCombo.getSelectedItem().toString().trim();
    //Get the configuration list
    MapInfo.setConnectionType(connectionType);
    java.util.Vector configurationNames = MapInfo.getMapInfoInstance().getConfigurationList(connectionURL, connectionType);
    //Fill the combobox with the available configurations
    DefaultComboBoxModel model = (DefaultComboBoxModel)mapNamesDropdown.getModel();
    model.removeAllElements();
    for(Iterator i = configurationNames.iterator(); i.hasNext(); ) {
      Object data = i.next();
      model.addElement(data);
    }

    if(configurationNames.size() != 0)
      mapNamesDropdown.setSelectedIndex(0);
  }


  private void addMapButtonActionPerformed() {
    Object selectedValue = this.mapNamesDropdown.getSelectedItem();
    if(selectedValue == null || selectedValue.toString().equalsIgnoreCase(""))
      return;
    mapConfiguartionName = selectedValue.toString();
    setVisible(false);
  }

  /**Returns the selected map configuration
   */

  public String getConfigurationName() {
    return mapConfiguartionName;
  }
}