/*
 * Copyright (C) 2007-2012 Mathieu Baudier
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.argeo.eclipse.ui.specific;

import java.io.InputStream;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.argeo.ArgeoException;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.rwt.widgets.Upload;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;

public class ImportToServerWizardPage extends WizardPage {
	private final static Log log = LogFactory
			.getLog(ImportToServerWizardPage.class);

	public final static String FILE_ITEM_TYPE = "FILE";
	public final static String FOLDER_ITEM_TYPE = "FOLDER";

	private Upload uploadFile;

	public ImportToServerWizardPage() {
		super("Import from file system");
		setDescription("Import files from the local file system to the server");
	}

	public void createControl(Composite parent) {
		Composite composite = new Composite(parent, SWT.NONE);
		composite.setLayout(new GridLayout(2, false));
		composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
		new Label(composite, SWT.NONE).setText("Pick up a file");
		uploadFile = new Upload(composite, SWT.BORDER);
		uploadFile.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
		uploadFile.setBrowseButtonText("Open...");
		setControl(composite);
	}

	public String getObjectPath() {
		// NOTE Returns the full file name of the last uploaded file including
		// the file path as selected by the user on his local machine.
		// The full path including the directory and file drive are only
		// returned, if the browser supports reading this properties. In Firefox
		// 3, only the filename is returned.
		return uploadFile.getPath();
	}

	public String getObjectName() {
		return uploadFile.getUploadItem().getFileName();
	}

	public String getObjectType() {
		return FILE_ITEM_TYPE;
	}

	public void performFinish() {
		boolean success = uploadFile.performUpload();
		if (!success)
			throw new ArgeoException("Cannot upload file named "
					+ uploadFile.getPath());
	}

	protected void handleUploadFinished(final Upload upload) {
	}

	public InputStream getFileInputStream() {
		return uploadFile.getUploadItem().getFileInputStream();
	}

	public boolean getNeedsProgressMonitor() {
		return false;
	}

}