/*******************************************************************************
 * Copyright (C) 2013 The University of Manchester
 *
 *  Modifications to the initial code base are copyright of their
 *  respective authors, or their employers as appropriate.
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2.1 of
 *  the License, or (at your option) any later version.
 *
 *  This program 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 ******************************************************************************/
package net.sf.taverna.t2.workbench.views.results;

import static net.sf.taverna.t2.workbench.icons.WorkbenchIcons.inputIcon;
import static net.sf.taverna.t2.workbench.icons.WorkbenchIcons.outputIcon;

import java.awt.Component;
import java.nio.file.Path;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.SortedMap;

import javax.swing.JTabbedPane;

import net.sf.taverna.t2.renderers.RendererRegistry;
import net.sf.taverna.t2.workbench.ui.Updatable;
import net.sf.taverna.t2.workbench.views.results.saveactions.SaveIndividualResultSPI;
import net.sf.taverna.t2.workbench.views.results.workflow.PortResultsViewTab;
import uk.org.taverna.platform.report.Invocation;
import uk.org.taverna.scufl2.api.common.Ported;
import uk.org.taverna.scufl2.api.port.InputPort;
import uk.org.taverna.scufl2.api.port.Port;

/**
 * View displaying input and output values of an invocation.
 *
 * @author David Withers
 */
@SuppressWarnings("serial")
public class InvocationView extends JTabbedPane implements Updatable {
	private final RendererRegistry rendererRegistry;
	private final List<SaveIndividualResultSPI> saveIndividualActions;
	private Map<String, PortResultsViewTab> inputPortTabMap = new HashMap<>(),
			outputPortTabMap = new HashMap<>();
	private final Invocation invocation;

	public InvocationView(Invocation invocation,
			RendererRegistry rendererRegistry,
			List<SaveIndividualResultSPI> saveIndividualActions) {
		this.invocation = invocation;
		this.rendererRegistry = rendererRegistry;
		this.saveIndividualActions = saveIndividualActions;
		init();
	}

	public void init() {
		SortedMap<String, Path> inputs = invocation.getInputs();
		SortedMap<String, Path> outputs = invocation.getOutputs();
		Ported ported = invocation.getReport().getSubject();

		// Input ports
		for (Port port : ported.getInputPorts()) {
			String name = port.getName();
			Path value = inputs.get(name);
			/*
			 * Create a tab containing a tree view of per-port results and a
			 * rendering component for displaying individual results
			 */
			PortResultsViewTab resultTab = new PortResultsViewTab(port, value,
					rendererRegistry, saveIndividualActions);

			inputPortTabMap.put(name, resultTab);

			addTab(name, inputIcon, resultTab, "Input port " + name);
		}

		// Output ports
		for (Port port : ported.getOutputPorts()) {
			String name = port.getName();
			Path value = outputs.get(name);
			/*
			 * Create a tab containing a tree view of per-port results and a
			 * rendering component for displaying individual results
			 */
			PortResultsViewTab resultTab = new PortResultsViewTab(port, value,
					rendererRegistry, saveIndividualActions);
			outputPortTabMap.put(name, resultTab);

			addTab(name, outputIcon, resultTab, "Output port " + name);
		}
		// Select the first output port tab
		if (!outputs.isEmpty())
			setSelectedIndex(inputs.size());
		else if (!inputs.isEmpty())
			setSelectedIndex(0);

		revalidate();
	}

	public void selectPortTab(Port port) {
		PortResultsViewTab tab;
		if (port instanceof InputPort)
			tab = inputPortTabMap.get(port.getName());
		else
			tab = outputPortTabMap.get(port.getName());
		if (tab != null)
			setSelectedComponent(tab);
	}

	public Port getSelectedPort() {
		Component selectedComponent = getSelectedComponent();
		if (selectedComponent instanceof PortResultsViewTab) {
			PortResultsViewTab portView = (PortResultsViewTab) selectedComponent;
			return portView.getPort();
		}
		return null;
	}

	@Override
	public void update() {
		for (PortResultsViewTab portResultsViewTab : inputPortTabMap.values())
			portResultsViewTab.update();
		for (PortResultsViewTab portResultsViewTab : outputPortTabMap.values())
			portResultsViewTab.update();
	}
}