/*
 * This file is a part of EpnTAPClient.
 * This program aims to provide EPN-TAP support for software clients, like CASSIS spectrum analyzer.
 * See draft specifications: https://voparis-confluence.obspm.fr/pages/viewpage.action?pageId=559861
 * Copyright (C) 2016 Institut de Recherche en Astrophysique et Planétologie.
 * 
 * This program 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. 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 General Public License for more details. You should have received a copy of
 * the GNU General Public License along with this program. If not, see
 * <http://www.gnu.org/licenses/>.
 */

package eu.omp.irap.vespa.epntapclient.view;

import java.awt.BorderLayout;

import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextArea;

import eu.omp.irap.vespa.epntapclient.controller.EpnTapController;
import eu.omp.irap.vespa.epntapclient.votable.view.VOTableView;

/**
 * @author N. Jourdane
 */
public class EpnTapMainView extends JPanel {

	/** The serial version UID (affected with a random number). */
	private static final long serialVersionUID = -1233290271099283814L;

	/** The JPanel where the VOTable results is displayed. */
	private VOTableView resultsView;

	/** The JPanel where the list of services is displayed. */
	private VOTableView servicesView;

	/** The text area where the user put its requests. */
	private JTextArea queryArea;

	/**
	 * The constructor of the view.
	 * 
	 * @param controller The EPN-TAP controller, allowing the EPN-TAP view to send events.
	 * @param servicesView The JPanel representing the table of services.
	 */
	public EpnTapMainView(EpnTapController controller, VOTableView servicesView) {
		this.servicesView = servicesView;
		resultsView = new VOTableView(controller.getResultsController());
		queryArea = new JTextArea("");

		buildWindow();
	}

	/**
	 * @param columns The name of each column to fill the Service table.
	 * @param values A 2D array, where the first dimension represents the rows of the Services
	 *            table. The second one represents each element, in the same order as the `columns`.
	 */
	public void fillServices(String[] columns, Object[][] values) {
		servicesView.buildArray(columns, values);
	}

	/**
	 * @param columns The name of each column to fill the Results table.
	 * @param values A 2D array, where the first dimension represents the rows of the Results table.
	 *            The second one represents each element, in the same order as the `columns`.
	 */
	public void fillResults(String[] columns, Object[][] values) {
		resultsView.buildArray(columns, values);
	}

	/**
	 * @return The JPanel where the VOTable results is displayed.
	 */
	public VOTableView getResults() {
		return resultsView;
	}

	/**
	 * @return The JPanel where the list of services is displayed.
	 */
	public VOTableView getServices() {
		return servicesView;
	}

	/**
	 * Build and fill the GUI.
	 */
	public void buildWindow() {
		JPanel northPanel = new JPanel(new BorderLayout());
		northPanel.add(servicesView, BorderLayout.WEST);
		northPanel.add(queryArea, BorderLayout.CENTER);

		setLayout(new BorderLayout());
		add(northPanel, BorderLayout.NORTH);
		add(resultsView, BorderLayout.CENTER);
	}

	/**
	 * Display an error.
	 *
	 * @param title The title of the error.
	 * @param message The message of the error.
	 */
	public void displayError(String title, String message) {
		JOptionPane.showMessageDialog(this, message, title, JOptionPane.ERROR_MESSAGE);
	}

}