/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.foundation.imported.action;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.rmi.RemoteException;
import java.util.Vector;
import java.util.logging.Logger;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;

import org.openflexo.foundation.FlexoEditor;
import org.openflexo.foundation.FlexoException;
import org.openflexo.foundation.FlexoModelObject;
import org.openflexo.foundation.action.FlexoAction;
import org.openflexo.foundation.action.FlexoActionType;
import org.openflexo.foundation.rm.FlexoProject;
import org.openflexo.foundation.utils.FlexoProgress;
import org.openflexo.localization.FlexoLocalization;
import org.openflexo.logging.FlexoLogger;
import org.openflexo.ws.client.PPMWebService.CLProjectDescriptor;
import org.openflexo.ws.client.PPMWebService.PPMWebServiceAuthentificationException;
import org.openflexo.ws.client.PPMWebService.PPMWebServiceClient;

public class UploadPrjAction extends FlexoAction<UploadPrjAction, FlexoProject, FlexoProject> {

	private static final int NUMBER_OF_STATES = 1000;

	@SuppressWarnings("unused")
	private static final Logger logger = FlexoLogger.getLogger(UploadPrjAction.class.getPackage().getName());

	public static final FlexoActionType<UploadPrjAction, FlexoProject, FlexoProject> actionType = new FlexoActionType<UploadPrjAction, FlexoProject, FlexoProject>(
			"upload_prj", FlexoActionType.defaultGroup) {

		@Override
		public UploadPrjAction makeNewAction(FlexoProject focusedObject, Vector<FlexoProject> globalSelection, FlexoEditor editor) {
			return new UploadPrjAction(focusedObject, globalSelection, editor);
		}

		@Override
		public boolean isVisibleForSelection(FlexoProject object, Vector<FlexoProject> globalSelection) {
			return true;
		}

		@Override
		public boolean isEnabledForSelection(FlexoProject object, Vector<FlexoProject> globalSelection) {
			return true;
		}
	};

	static {
		FlexoModelObject.addActionForClass(actionType, FlexoProject.class);
	}

	private String uploadReport;
	private CLProjectDescriptor target;
	PPMWebServiceClient client;
	private File zippedPrj;
	private String _comments;

	protected UploadPrjAction(FlexoProject focusedObject, Vector<FlexoProject> globalSelection, FlexoEditor editor) {
		super(actionType, focusedObject, globalSelection, editor);
	}

	@Override
	public boolean isLongRunningAction() {
		return true;
	}

	@Override
	protected void doAction(Object context) throws FlexoException {
		final long length = zippedPrj.length();
		final FlexoProgress flexoProgress = makeFlexoProgress(FlexoLocalization.localizedForKey("sending_project"), NUMBER_OF_STATES);
		FileDataSource datasource = new FileDataSource(zippedPrj) {
			@Override
			public InputStream getInputStream() throws IOException {
				final InputStream orig = super.getInputStream();
				return new InputStream() {
					long progress = 0;
					long lastUpdate = 0;
					int stepSize = (int) (length / NUMBER_OF_STATES);

					@Override
					public int read() throws IOException {
						progress++;
						updateProgress();
						return orig.read();
					}

					private void updateProgress() {
						double percent = progress * 100.0d / length;
						if (flexoProgress != null && (lastUpdate == 0 || progress - lastUpdate > stepSize || progress == length)) {
							flexoProgress.setProgress(String.format("%1$.2f%1$%"/*+" (%2$d/%3$d)"*/, percent, progress, length));
							lastUpdate = progress;
						}
					}
				};
			}
		};

		DataHandler zip = new DataHandler(datasource);

		try {
			uploadReport = client.uploadPrj(target, zip, _comments != null && _comments.trim().length() > 0 ? _comments
					: "direct upload from flexo", client.getLogin());
		} catch (PPMWebServiceAuthentificationException e) {
			e.printStackTrace();
			throw new FlexoException(e.getMessage(), e);
		} catch (RemoteException e) {
			e.printStackTrace();
			throw new FlexoException(e.getMessage(), e);
		}
	}

	public String getUploadReport() {
		return uploadReport;
	}

	public void setTargetProject(CLProjectDescriptor target) {
		this.target = target;
	}

	public void setClientWS(PPMWebServiceClient client) {
		this.client = client;
	}

	public void setFile(File zipFile) {
		zippedPrj = zipFile;
	}

	public void setComments(String s) {
		_comments = s;
	}
}