/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo 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.
 *
 * OpenFlexo 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 OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openflexo.foundation.viewpoint;

import java.lang.reflect.Type;
import java.util.logging.Logger;

import org.openflexo.antar.binding.BindingDefinition;
import org.openflexo.antar.binding.BindingDefinition.BindingDefinitionType;
import org.openflexo.foundation.ontology.OntologyObject;
import org.openflexo.foundation.view.action.EditionSchemeAction;
import org.openflexo.foundation.viewpoint.ViewPoint.ViewPointBuilder;
import org.openflexo.foundation.viewpoint.binding.ViewPointDataBinding;

public abstract class AddStatement extends AssignableAction {

	private static final Logger logger = Logger.getLogger(AddStatement.class.getPackage().getName());

	public AddStatement(ViewPointBuilder builder) {
		super(builder);
	}

	public OntologyObject getPropertySubject(EditionSchemeAction action) {
		return (OntologyObject) getSubject().getBindingValue(action);
	}

	/*@Override
	public R getPatternRole() {
		try {
			return super.getPatternRole();
		} catch (ClassCastException e) {
			logger.warning("Unexpected pattern role type");
			setPatternRole(null);
			return null;
		}
	}*/

	// FIXME: if we remove this useless code, some FIB won't work (see EditionPatternView.fib, inspect an AddIndividual)
	// Need to be fixed in KeyValueProperty.java
	/*@Override
	public void setPatternRole(R patternRole) {
		super.setPatternRole(patternRole);
	}*/

	private ViewPointDataBinding subject;

	private BindingDefinition SUBJECT = new BindingDefinition("subject", OntologyObject.class, BindingDefinitionType.GET, true) {
		@Override
		public Type getType() {
			return getSubjectType();
		}
	};

	public Type getSubjectType() {
		return OntologyObject.class;
	}

	public BindingDefinition getSubjectBindingDefinition() {
		return SUBJECT;
	}

	public ViewPointDataBinding getSubject() {
		if (subject == null) {
			subject = new ViewPointDataBinding(this, EditionActionBindingAttribute.subject, getSubjectBindingDefinition());
		}
		return subject;
	}

	public void setSubject(ViewPointDataBinding subject) {
		if (subject != null) {
			subject.setOwner(this);
			subject.setBindingAttribute(EditionActionBindingAttribute.subject);
			subject.setBindingDefinition(getSubjectBindingDefinition());
		}
		this.subject = subject;
	}

	public static class SubjectIsRequiredAndMustBeValid extends BindingIsRequiredAndMustBeValid<AddStatement> {
		public SubjectIsRequiredAndMustBeValid() {
			super("'subject'_binding_is_required_and_must_be_valid", AddStatement.class);
		}

		@Override
		public ViewPointDataBinding getBinding(AddStatement object) {
			return object.getSubject();
		}

		@Override
		public BindingDefinition getBindingDefinition(AddStatement object) {
			return object.getSubjectBindingDefinition();
		}

	}

}