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/*
 * Copyright (c) 2013 ICM Uniwersytet Warszawski All rights reserved.
 * See LICENCE.txt file for licensing information.
 */
package pl.edu.icm.unity.webadmin.attributeclass;

import java.util.Map;

import com.vaadin.ui.Grid;
import com.vaadin.ui.Label;

import io.imunity.webadmin.attributeclass.EffectiveAttrClassViewer;
import pl.edu.icm.unity.MessageSource;
import pl.edu.icm.unity.types.basic.AttributesClass;
import pl.edu.icm.unity.webui.common.CompactFormLayout;
import pl.edu.icm.unity.webui.common.SmallGrid;
import pl.edu.icm.unity.webui.common.safehtml.SafePanel;

/**
 * Displays a single {@link AttributesClass}: its settings and parents hierarchy.
 * @author K. Benedyczak
 */
public class AttributesClassViewer extends CompactFormLayout
{
	private MessageSource msg;
	
	private Label name;
	private Label typeDescription;
	private Label allAllowed;
	private Grid allowed;
	private Grid mandatory;
	private SafePanel effectiveWrapper;
	private EffectiveAttrClassViewer effectiveViewer;
	
	
	public AttributesClassViewer(MessageSource msg)
	{
		super();
		this.msg = msg;
		
		initUI();
	}
	
	private void initUI()
	{
		name = new Label();
		name.setCaption(msg.getMessage("AttributesClass.name"));
		
		typeDescription = new Label();
		typeDescription.setCaption(msg.getMessage("descriptionF"));
		
		allAllowed = new Label(msg.getMessage("AttributesClass.allAllowed"));
		
		allowed = new SmallGrid<>();
		allowed.addColumn(a -> a).setCaption(msg.getMessage("AttributesClass.allowed")); 
		allowed.setWidth(90, Unit.PERCENTAGE);
		allowed.setHeight(12, Unit.EM);
		
		mandatory = new SmallGrid<>();
		mandatory.addColumn(a -> a).setCaption(msg.getMessage("AttributesClass.mandatory"));
		mandatory.setWidth(90, Unit.PERCENTAGE);
		mandatory.setHeight(12, Unit.EM);
		
		effectiveViewer = new EffectiveAttrClassViewer(msg);
		effectiveWrapper = new SafePanel(effectiveViewer);
		effectiveWrapper.setCaption(msg.getMessage("AttributesClass.resultingClassInView"));
		
		addComponents(name, typeDescription, allAllowed, allowed, mandatory, effectiveWrapper);
	}
	
	public void setInput(String rootClass, Map allClasses)
	{
		if (rootClass == null)
		{
			setContentsVisible(false);
			return;
		}
		
		effectiveViewer.setInput(rootClass, allClasses);
		setContentsVisible(true);
		AttributesClass ac = allClasses.get(rootClass);
		name.setValue(ac.getName());
		typeDescription.setValue(ac.getDescription());
		if (ac.isAllowArbitrary())
		{
			allowed.setVisible(false);
		} else
		{
			allAllowed.setVisible(false);
			allowed.setItems(ac.getAllowed());
		}
		allowed.sort(allowed.getColumns().get(0));
		
		mandatory.setItems(ac.getMandatory());
		mandatory.sort(mandatory.getColumns().get(0));
	}
	
	private void setContentsVisible(boolean how)
	{
		name.setVisible(how);
		typeDescription.setVisible(how);
		allAllowed.setVisible(how);
		allowed.setVisible(how);
		mandatory.setVisible(how);
		effectiveWrapper.setVisible(how);
	}
}