/**
 * Copyright 2004-2016 Riccardo Solmi. All rights reserved.
 * This file is part of the Whole Platform.
 *
 * The Whole Platform is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The Whole Platform 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
 */
package org.whole.gen.lang.visitors;

import org.eclipse.jdt.core.dom.MethodDeclaration;
import org.eclipse.jdt.core.dom.MethodInvocation;
import org.whole.gen.lang.LanguageGenerator;


/**
 * @author Riccardo Solmi
 */
public class IdentityDefaultVisitorBuilder extends AbstractVisitorCompilationUnitBuilder {
	public IdentityDefaultVisitorBuilder(LanguageGenerator generator) {
		super(generator);

		addClassDeclaration(generator.identityDefaultVisitorName(), generator.identityVisitorName());
		addImportDeclaration(generator.modelPackage(), true);

		// add defaultVisit method
		addVisitMethod(generator.specificEntityInterfaceName());
		
//		addFactoryMethod("identityWithDefault");
	}
    
	public MethodDeclaration addType(String eName, String eType) {
	    MethodDeclaration tMethod = visitMethod(eType);
	    MethodDeclaration eMethod = visitMethod(eName);

	    MethodInvocation callExp = newMethodInvocation("visit");
	    callExp.arguments().add(newCastExpression(eType, ast.newSimpleName("entity")));
	    eMethod.getBody().statements().add(newExpressionStatement(callExp));
	
	    return tMethod;
	}
    public MethodDeclaration addEntity(String type) {
    	MethodDeclaration eMethod = visitMethod(type);
	    MethodInvocation callExp = newMethodInvocation("visit");
	    callExp.arguments().add(newCastExpression(generator.specificEntityInterfaceName(), ast.newSimpleName("entity")));
	    eMethod.getBody().statements().add(0, newExpressionStatement(callExp));
    	
    	return eMethod;
	}

}