/*******************************************************************************
 * Copyright (c) 2011 Oracle. 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:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.jaxb.core.internal.context.java;

import java.util.List;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.common.core.utility.TextRange;
import org.eclipse.jpt.jaxb.core.context.JaxbBasicMapping;
import org.eclipse.jpt.jaxb.core.context.JaxbPersistentAttribute;
import org.eclipse.jpt.jaxb.core.context.XmlID;
import org.eclipse.jpt.jaxb.core.internal.validation.DefaultValidationMessages;
import org.eclipse.jpt.jaxb.core.internal.validation.JaxbValidationMessages;
import org.eclipse.jpt.jaxb.core.resource.java.XmlIDAnnotation;
import org.eclipse.jpt.jaxb.core.xsd.XsdFeature;
import org.eclipse.jpt.jaxb.core.xsd.XsdTypeDefinition;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
import org.eclipse.xsd.util.XSDUtil;

public class GenericJavaXmlID
	extends AbstractJavaContextNode
	implements XmlID
{

	protected final XmlIDAnnotation resourceXmlID;

	public GenericJavaXmlID(JaxbBasicMapping parent, XmlIDAnnotation resource) {
		super(parent);
		this.resourceXmlID = resource;
	}
	
	
	public JaxbBasicMapping getMapping() {
		return (JaxbBasicMapping) getParent();
	}
	
	protected JaxbPersistentAttribute getPersistentAttribute() {
		return getMapping().getPersistentAttribute();
	}


	//************* validation ****************

	@Override
	public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
		super.validate(messages, reporter, astRoot);
		
		if (! getPersistentAttribute().isJavaResourceAttributeTypeSubTypeOf(String.class.getName())) {
			messages.add(
				DefaultValidationMessages.buildMessage(
					IMessage.HIGH_SEVERITY,
					JaxbValidationMessages.XML_ID__ATTRIBUTE_TYPE_NOT_STRING,
					this,
					getValidationTextRange(astRoot)));
		}
		
		XsdFeature xsdFeature = getMapping().getXsdFeature();
		if (xsdFeature != null) {
			XsdTypeDefinition xsdType = xsdFeature.getType();
			if (xsdType != null && 
					! xsdType.matches(XSDUtil.SCHEMA_FOR_SCHEMA_URI_2001, "ID")) {
				messages.add(
						DefaultValidationMessages.buildMessage(
							IMessage.HIGH_SEVERITY,
							JaxbValidationMessages.XML_ID__SCHEMA_TYPE_NOT_ID,
							this,
							getValidationTextRange(astRoot)));
			}
		}
	}

	@Override
	public TextRange getValidationTextRange(CompilationUnit astRoot) {
		return this.resourceXmlID.getTextRange(astRoot);
	}
}