/*******************************************************************************
 * Copyright (c) 2008, 2012 Obeo.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Obeo - initial API and implementation
 *******************************************************************************/
package org.eclipse.emf.eef.navigation.components;

// Start of user code for imports
import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.common.util.BasicDiagnostic;
import org.eclipse.emf.common.util.Diagnostic;
import org.eclipse.emf.common.util.WrappedException;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.EcorePackage;

import org.eclipse.emf.ecore.resource.ResourceSet;

import org.eclipse.emf.ecore.util.Diagnostician;
import org.eclipse.emf.ecore.util.EcoreUtil;

import org.eclipse.emf.eef.mapping.navigation.JavaBodyStepInitializer;
import org.eclipse.emf.eef.mapping.navigation.NavigationPackage;

import org.eclipse.emf.eef.mapping.navigation.parts.JavaBodyStepInitializerPropertiesEditionPart;
import org.eclipse.emf.eef.mapping.navigation.parts.NavigationViewsRepository;

import org.eclipse.emf.eef.runtime.api.notify.EStructuralFeatureNotificationFilter;
import org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent;
import org.eclipse.emf.eef.runtime.api.notify.NotificationFilter;

import org.eclipse.emf.eef.runtime.context.PropertiesEditingContext;

import org.eclipse.emf.eef.runtime.impl.components.SinglePartPropertiesEditingComponent;

import org.eclipse.emf.eef.runtime.impl.utils.EEFConverterUtil;


// End of user code

/**
 * @author <a href="mailto:nathalie.lepine@obeo.fr">Nathalie Lepine</a>
 * 
 */
public class JavaBodyStepInitializerPropertiesEditionComponent extends SinglePartPropertiesEditingComponent {

	
	public static String BASE_PART = "Base"; //$NON-NLS-1$

	
	/**
	 * Default constructor
	 * 
	 */
	public JavaBodyStepInitializerPropertiesEditionComponent(PropertiesEditingContext editingContext, EObject javaBodyStepInitializer, String editing_mode) {
		super(editingContext, javaBodyStepInitializer, editing_mode);
		parts = new String[] { BASE_PART };
		repositoryKey = NavigationViewsRepository.class;
		partKey = NavigationViewsRepository.JavaBodyStepInitializer.class;
	}

	/**
	 * {@inheritDoc}
	 * 
	 * @see org.eclipse.emf.eef.runtime.api.component.IPropertiesEditionComponent#initPart(java.lang.Object, int, org.eclipse.emf.ecore.EObject, 
	 *      org.eclipse.emf.ecore.resource.ResourceSet)
	 * 
	 */
	public void initPart(Object key, int kind, EObject elt, ResourceSet allResource) {
		setInitializing(true);
		if (editingPart != null && key == partKey) {
			editingPart.setContext(elt, allResource);
			
			final JavaBodyStepInitializer javaBodyStepInitializer = (JavaBodyStepInitializer)elt;
			final JavaBodyStepInitializerPropertiesEditionPart basePart = (JavaBodyStepInitializerPropertiesEditionPart)editingPart;
			// init values
			if (isAccessible(NavigationViewsRepository.JavaBodyStepInitializer.Properties.body))
				basePart.setBody(EcoreUtil.convertToString(EcorePackage.Literals.ESTRING, javaBodyStepInitializer.getBody()));
			// init filters
			
			// init values for referenced views
			
			// init filters for referenced views
			
		}
		setInitializing(false);
	}


	/**
	 * {@inheritDoc}
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#associatedFeature(java.lang.Object)
	 */
	public EStructuralFeature associatedFeature(Object editorKey) {
		if (editorKey == NavigationViewsRepository.JavaBodyStepInitializer.Properties.body) {
			return NavigationPackage.eINSTANCE.getJavaBodyExpression_Body();
		}
		return super.associatedFeature(editorKey);
	}

	/**
	 * {@inheritDoc}
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#updateSemanticModel(org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent)
	 * 
	 */
	public void updateSemanticModel(final IPropertiesEditionEvent event) {
		JavaBodyStepInitializer javaBodyStepInitializer = (JavaBodyStepInitializer)semanticObject;
		if (NavigationViewsRepository.JavaBodyStepInitializer.Properties.body == event.getAffectedEditor()) {
			javaBodyStepInitializer.setBody((java.lang.String)EEFConverterUtil.createFromString(EcorePackage.Literals.ESTRING, (String)event.getNewValue()));
		}
	}

	/**
	 * {@inheritDoc}
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#updatePart(org.eclipse.emf.common.notify.Notification)
	 */
	public void updatePart(Notification msg) {
		super.updatePart(msg);
		if (editingPart.isVisible()) {
			JavaBodyStepInitializerPropertiesEditionPart basePart = (JavaBodyStepInitializerPropertiesEditionPart)editingPart;
			if (NavigationPackage.eINSTANCE.getJavaBodyExpression_Body().equals(msg.getFeature()) && msg.getNotifier().equals(semanticObject) && basePart != null && isAccessible(NavigationViewsRepository.JavaBodyStepInitializer.Properties.body)){
				if (msg.getNewValue() != null) {
					basePart.setBody(EcoreUtil.convertToString(EcorePackage.Literals.ESTRING, msg.getNewValue()));
				} else {
					basePart.setBody("");
				}
			}
			
		}
	}

	/**
	 * {@inheritDoc}
	 * 
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#getNotificationFilters()
	 */
	@Override
	protected NotificationFilter[] getNotificationFilters() {
		NotificationFilter filter = new EStructuralFeatureNotificationFilter(
			NavigationPackage.eINSTANCE.getJavaBodyExpression_Body()		);
		return new NotificationFilter[] {filter,};
	}


	/**
	 * {@inheritDoc}
	 * 
	 * @see org.eclipse.emf.eef.runtime.impl.components.StandardPropertiesEditionComponent#isRequired(java.lang.Object, int)
	 * 
	 */
	public boolean isRequired(Object key, int kind) {
		return key == NavigationViewsRepository.JavaBodyStepInitializer.Properties.body;
	}

	/**
	 * {@inheritDoc}
	 * 
	 * @see org.eclipse.emf.eef.runtime.api.component.IPropertiesEditionComponent#validateValue(org.eclipse.emf.eef.runtime.api.notify.IPropertiesEditionEvent)
	 * 
	 */
	public Diagnostic validateValue(IPropertiesEditionEvent event) {
		Diagnostic ret = Diagnostic.OK_INSTANCE;
		if (event.getNewValue() != null) {
			try {
				if (NavigationViewsRepository.JavaBodyStepInitializer.Properties.body == event.getAffectedEditor()) {
					Object newValue = event.getNewValue();
					if (newValue instanceof String) {
						newValue = EEFConverterUtil.createFromString(NavigationPackage.eINSTANCE.getJavaBodyExpression_Body().getEAttributeType(), (String)newValue);
					}
					ret = Diagnostician.INSTANCE.validate(NavigationPackage.eINSTANCE.getJavaBodyExpression_Body().getEAttributeType(), newValue);
				}
			} catch (IllegalArgumentException iae) {
				ret = BasicDiagnostic.toDiagnostic(iae);
			} catch (WrappedException we) {
				ret = BasicDiagnostic.toDiagnostic(we);
			}
		}
		return ret;
	}


}