/*  Copyright (C) 2012 JabRef contributors.
    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 2 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, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package net.sf.jabref.specialfields;

import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JMenuItem;

import net.sf.jabref.Globals;
import net.sf.jabref.JabRefFrame;

public class SpecialFieldValue {
	private final SpecialField field;
	
	// keyword used at keyword field
	private final String keyword;
	
	// action belonging to this value
	private final String actionName;
	
	// localized menu string used at menu / button
	private String menuString;
	
	private SpecialFieldAction action = null;
	
	private SpecialFieldMenuAction menuAction = null;

	private ImageIcon icon;

	private String toolTipText;
	
	// value when used in a separate vield
	//private String fieldValue; 
	
	/**
	 * 
	 * @param field The special field this value is a value of
	 * @param keyword - The keyword to be used at BibTex's keyword field
	 * @param actionName - the action to call
	 * @param menuString - the string to display at a menu
	 * @param icon - the icon of this value
	 * @param toolTipText - the tool tip text
	 */
	public SpecialFieldValue(
			SpecialField field, 
			String keyword, 
			String actionName, 
			String menuString, 
			ImageIcon icon,
			String toolTipText) {
		this.field = field;
		this.keyword = keyword;
		this.actionName = actionName;
		this.menuString = menuString;
		this.icon = icon;
		this.toolTipText = toolTipText;
	}
	
	public String getKeyword() {
		return this.keyword;
	}
	
	public String getActionName() {
		return this.actionName;
	}
	
	public String getMenuString() {
		return this.menuString;
	}
	
	public JLabel createLabel() {
		JLabel label = new JLabel(this.icon);
    	label.setToolTipText(this.toolTipText);
    	return label;
	}
	
	public String getFieldValue() {
		return this.keyword;
	}
	
	public ImageIcon getIcon() {
		return this.icon;
	}
	
	public String getToolTipText() {
		return this.toolTipText;
	}
	
	public SpecialFieldAction getAction(JabRefFrame frame) {
		if (this.action == null) {
			action = new SpecialFieldAction(
					frame, 
					this.field, 
					this.getFieldValue(),
					// if field contains only one value, it has to be nulled
					// otherwise, another setting does not empty the field
					this.field.getValues().size() == 1, 
					this.getMenuString(), 
					this.field.TEXT_DONE_PATTERN);
		} 
		return action;
	}
	
	public SpecialFieldMenuAction getMenuAction(JabRefFrame frame) {
		if  (this.menuAction == null) {
			this.menuAction = new SpecialFieldMenuAction(this, frame);
		}
		return this.menuAction;
	}

}