package com.quantum.wizards;

import java.io.File;

import org.eclipse.jface.viewers.TableViewer;
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.events.SelectionListener;
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.FileDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.Text;

import com.quantum.Messages;
import com.quantum.QuantumPlugin;
import com.quantum.model.BookmarkCollection;
import com.quantum.ui.dialog.AddDriverDialog;
import com.quantum.view.JDBCDriverContentProvider;
import com.quantum.view.JDBCDriverLabelProvider;

/**
 * @author BC
 */
public class NewBookmarkPage1 extends WizardPage {

	private FileDialog fileDialog;

	private Text driverFileName;
	
	private TableViewer tableViewer;

	/**
	 * @param pageName
	 */
	protected NewBookmarkPage1(String pageName) {
		super(pageName);
	}

	public void createControl(Composite parent) {
		Composite container = createBasicContainer(parent, 1);
		GridLayout layout = new GridLayout(2, false);
		container.setLayout(layout);
		
		Label label = new Label(container, SWT.NONE);
		label.setText("Select a driver");
		GridData data = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
		data.horizontalSpan = 2;
		label.setLayoutData(data);
		
		Table table = new Table(container, SWT.SINGLE | SWT.FULL_SELECTION | SWT.BORDER);
        table.setHeaderVisible(true);
        for (int i = 0, length = 4; i < length; i++) {
            TableColumn column = new TableColumn(table, SWT.NONE);
            column.setText(Messages.getString(getClass(), "driverColumn" + i));
        }
		
        for (int i = 0, length = 4; i < length; i++) {
            table.getColumn(i).pack();
        }
		
		this.tableViewer = new TableViewer(table);
		data = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL);
		this.tableViewer.getControl().setLayoutData(data);
		this.tableViewer.setContentProvider(new JDBCDriverContentProvider());
		this.tableViewer.setLabelProvider(new JDBCDriverLabelProvider());
		this.tableViewer.setColumnProperties(new String[] { "name", "className", "version", "jarFileName" });
//		Table table = ((Table) this.tableViewer.getControl());
		this.tableViewer.setInput(BookmarkCollection.getInstance());
		
		
		Button newDriver = new Button(container, SWT.PUSH);
		newDriver.setText("Add driver...");
		newDriver.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent e) {
		        AddDriverDialog dialog = new AddDriverDialog(getShell());
		        dialog.open();
			}
		});
		data = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING | GridData.VERTICAL_ALIGN_BEGINNING);
		newDriver.setLayoutData(data);
		
		setControl(container);
	}

	/**
	 * @param parent
	 */
	private Composite createBasicContainer(Composite parent, int numberOfColumns) {
		Composite container = new Composite(parent, SWT.NULL);
		GridLayout layout = new GridLayout();
		container.setLayout(layout);
		layout.numColumns = numberOfColumns;
		layout.verticalSpacing = 9;
		GridData fullHorizontal = new GridData(
				GridData.HORIZONTAL_ALIGN_BEGINNING,
				GridData.VERTICAL_ALIGN_BEGINNING, 
				true, false);
		container.setLayoutData(fullHorizontal);
		return container;
	}

	/**
	 * @param parent
	 * @return
	 */
	private Composite createNewDriverSelection(Composite parent) {
		this.fileDialog = new FileDialog(getContainer().getShell(), SWT.OPEN);
		this.fileDialog.setFilterExtensions(new String[] { "*.jar", "*.zip", "*.*" });
		this.fileDialog.setFilterNames(new String[] {
				Messages.getString("BookmarkWizard.JarFiles"),
				Messages.getString("BookmarkWizard.ZipFiles"),
				Messages.getString("BookmarkWizard.AllFiles") });

		Composite container = createBasicContainer(parent, 3);

		Label label = new Label(container, SWT.NULL);
		label.setText(Messages.getString("BookmarkWizard.DriverAst")); //$NON-NLS-1$
		this.driverFileName = new Text(container, SWT.BORDER | SWT.SINGLE);
		GridData fullHorizontal = new GridData(
				GridData.HORIZONTAL_ALIGN_BEGINNING,
				GridData.VERTICAL_ALIGN_BEGINNING, 
				false, false);
		this.driverFileName.setLayoutData(fullHorizontal);

		Button button = new Button(container, SWT.PUSH);
		button.setText(Messages.getString("BookmarkWizard.Browse")); //$NON-NLS-1$

		button.addSelectionListener(new SelectionListener() {

			public void widgetDefaultSelected(SelectionEvent e) {
			}

			public void widgetSelected(SelectionEvent e) {
				NewBookmarkPage1.this.fileDialog.setFilterPath(QuantumPlugin.getDefault()
						.getPreferenceStore().getString(
								"quantum.dialogs.bookmarkwizard.path"));
				String filename = NewBookmarkPage1.this.fileDialog.open();
				if (filename != null) {
					NewBookmarkPage1.this.driverFileName.setText(filename);
					QuantumPlugin.getDefault().getPreferenceStore().setValue(
							"quantum.dialogs.bookmarkwizard.path", filename);
				}
			}
		});
		return container;
	}

	//	public boolean isPageComplete() {
	//		File file = getDriverFile();
	//		if (file == null) {
	//			return false;
	//		} else if (!file.exists() || !file.isFile()) {
	//			return false;
	//		} else {
	//			return true;
	//		}
	//	}
	//	
	private File getDriverFile() {
		return (this.driverFileName == null || this.driverFileName.getText() == null) ? null
				: new File(this.driverFileName.getText());
	}
}