EDIT

// $Id$

/**

 * Copyright (C) 2007 EDIT

 * European Distributed Institute of Taxonomy 

 * http://www.e-taxonomy.eu

 * 

 * The contents of this file are subject to the Mozilla Public License Version 1.1

 * See LICENSE.TXT at the top of this package for the full license terms.

 */

package eu.etaxonomy.taxeditor.io.wizard;

import java.text.SimpleDateFormat;

import java.util.Calendar;

import org.eclipse.jface.wizard.WizardPage;

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.Button;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.DirectoryDialog;

import org.eclipse.swt.widgets.Label;

import org.eclipse.swt.widgets.Text;

import eu.etaxonomy.taxeditor.datasource.CdmDataSourceRepository;

/**

 * <p>

 * ExportToFileDestinationWizardPage class.

 * </p>

 * 

 * @author n.hoffmann

 * @created 15.06.2009

 * @version 1.0

 */

public class ExportToFileDestinationWizardPage extends WizardPage {

	/** Constant <code>DATE_FORMAT_NOW="yyyyMMddHHmm"</code> */

	public static final String DATE_FORMAT_NOW = "yyyyMMddHHmm";

	/** Constant <code>JAXB_EXPORT="JAXB_EXPORT"</code> */

	public static final String JAXB_EXPORT = "JAXB_EXPORT";

	/** Constant <code>TCS_EXPORT="TCS_EXPORT"</code> */

	public static final String TCS_EXPORT = "TCS_EXPORT";

	/** Constant <code>SDD_EXPORT="SDD_EXPORT"</code> */

	public static final String SDD_EXPORT = "SDD_EXPORT";

	public static final String DWCA_EXPORT = "DWCA_EXPORT";

	public static final String XML = "xml";

	public static final String ZIP = "zip";

	private DirectoryDialog folderDialog;

	private Text text_exportFileName;

	private Text text_folder;

	private final String type;

	private final String extension;

	/**

	 * @param pageName

	 * @param selection

	 */

	private ExportToFileDestinationWizardPage(String pageName, String type,

			String title, String description, String extension) {

		super(pageName);

		this.type = type;

		this.extension = extension;

		this.setTitle(title);

		this.setDescription(description);

	}

	/**

	 * <p>

	 * Jaxb

	 * </p>

	 * 

	 * @return a

	 *         {@link eu.etaxonomy.taxeditor.io.wizard.ExportToFileDestinationWizardPage}

	 *         object.

	 */

	public static ExportToFileDestinationWizardPage Jaxb() {

		return new ExportToFileDestinationWizardPage(

				JAXB_EXPORT,

				"jaxb",

				"JAXB Export",

				"Exports the contents of the currently selected database into the cdm jaxb format.",

				XML);

	}

	/**

	 * <p>

	 * Tcs

	 * </p>

	 * 

	 * @return a

	 *         {@link eu.etaxonomy.taxeditor.io.wizard.ExportToFileDestinationWizardPage}

	 *         object.

	 */

	public static ExportToFileDestinationWizardPage Tcs() {

		return new ExportToFileDestinationWizardPage(

				TCS_EXPORT,

				"tcs",

				"Tcs Export",

				"Export the contents of the currently selected database into TCS format.",

				XML);

	}

	/**

	 * <p>

	 * Sdd

	 * </p>

	 * 

	 * @return a

	 *         {@link eu.etaxonomy.taxeditor.io.wizard.ExportToFileDestinationWizardPage}

	 *         object.

	 */

	public static ExportToFileDestinationWizardPage Sdd() {

		return new ExportToFileDestinationWizardPage(

				SDD_EXPORT,

				"sdd",

				"Sdd Export",

				"Export the contents of the currently selected database into SDD format.",

				XML);

	}

	/**

	 * @return

	 */

	public static ExportToFileDestinationWizardPage Dwca() {

		return new ExportToFileDestinationWizardPage(

				DWCA_EXPORT,

				"dwca",

				"DwC-Archive Export",

				"Export the contents of the currently selected database into Darwin Core Archive format.",

				ZIP);

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see

	 * org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets

	 * .Composite)

	 */

	/** {@inheritDoc} */

	public void createControl(Composite parent) {

		setPageComplete(false);

		Composite composite = new Composite(parent, SWT.NONE);

		GridLayout gridLayout = new GridLayout();

		gridLayout.numColumns = 3;

		composite.setLayout(gridLayout);

		Label fileLabel = new Label(composite, SWT.NONE);

		fileLabel.setText("File");

		text_exportFileName = new Text(composite, SWT.BORDER);

		text_exportFileName.setText(generateFilename());

		text_exportFileName.setLayoutData(new GridData(SWT.FILL, SWT.FILL,

				true, false, 2, 1));

		Label folderLabel = new Label(composite, SWT.NONE);

		folderLabel.setText("Folder");

		folderDialog = new DirectoryDialog(parent.getShell());

		text_folder = new Text(composite, SWT.BORDER);

		text_folder.setEditable(false);

		text_folder.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true,

				false));

		Button button = new Button(composite, SWT.PUSH);

		button.setText("Browse...");

		button.addSelectionListener(new SelectionAdapter() {

			/*

			 * (non-Javadoc)

			 * 

			 * @see

			 * org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse

			 * .swt.events.SelectionEvent)

			 */

			@Override

			public void widgetSelected(SelectionEvent e) {

				super.widgetSelected(e);

				String path = folderDialog.open();

				if (path != null) { // a folder was selected

					text_folder.setText(path);

					setPageComplete(true);

				}

			}

		});

		// make the composite the wizard pages control

		setControl(composite);

	}

	private String generateFilename() {

		StringBuffer buffer = new StringBuffer();

		Calendar cal = Calendar.getInstance();

		SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT_NOW);

		buffer.append(sdf.format(cal.getTime()));

		buffer.append("-");

		buffer.append(type + "_export-");

		buffer.append(CdmDataSourceRepository.getCurrentDataSource());

		buffer.append(".");

		buffer.append(extension);

		return buffer.toString();

	}

	/**

	 * <p>

	 * getExportFileName

	 * </p>

	 * 

	 * @return the exportFileName

	 */

	public String getExportFileName() {

		return text_exportFileName.getText();

	}

	/**

	 * <p>

	 * getFolderText

	 * </p>

	 * 

	 * @return the folderText

	 */

	public String getFolderText() {

		return text_folder.getText();

	}

}