/*******************************************************************************
 * Copyright (c) 2005 IBM Corporation and others.
 * 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
/*
 * Created on Feb 21, 2005
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package org.eclipse.jst.j2ee.internal.webservice.helper;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import org.eclipse.core.resources.IFile;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.jem.util.emf.workbench.WorkbenchResourceHelperBase;
import org.eclipse.jst.j2ee.client.ApplicationClient;
import org.eclipse.jst.j2ee.ejb.EnterpriseBean;
import org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper;
import org.eclipse.jst.j2ee.webapplication.WebApp;
import org.eclipse.wst.ws.internal.parser.wsil.WebServiceEntity;
import org.eclipse.wst.ws.internal.parser.wsil.WebServicesParser;
import org.eclipse.wst.wsdl.Definition;
import org.eclipse.wst.wsdl.Port;
import org.eclipse.wst.wsdl.Service;
import org.eclipse.wst.wsdl.util.WSDLResourceImpl;

/**
 * @author cbridgha
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class WSDLServiceHelperImpl implements WSDLServiceHelper {

	/**
	 * 
	 */
	public WSDLServiceHelperImpl() {
		super();
	} 


	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getPortName(java.lang.Object)
	 */
	public String getPortName(Object port) {
		Port aPort = (Port)port;
		return aPort.getName();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getServicePorts(java.lang.Object)
	 */
	public Map getServicePorts(Object aService) {
		Service service =(Service)aService;
		return service.getPorts();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getServiceNamespaceURI(java.lang.Object)
	 */
	public String getServiceNamespaceURI(Object aService) {
		Service service =(Service)aService;
		return service.getQName().getNamespaceURI();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getServiceDefinitionLocation(org.eclipse.emf.ecore.EObject)
	 */
	public Object getServiceDefinitionLocation(EObject aService) {
		Service service =(Service)aService;
		return service.getEnclosingDefinition().getLocation();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getPortBindingNamespaceURI(java.lang.Object)
	 */
	public String getPortBindingNamespaceURI(Object aPort) {
		Port port = (Port)aPort;
		return port.getBinding().getQName().getNamespaceURI();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getServiceLocalPart(java.lang.Object)
	 */
	public String getServiceLocalPart(Object aService) {
		Service service =(Service)aService;
		return service.getQName().getLocalPart();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getServiceQName(java.lang.Object)
	 */
	public Object getServiceQName(Object aService) {
		Service service =(Service)aService;
		return service.getQName();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getDefinitionServices(java.lang.Object)
	 */
	public Map getDefinitionServices(Object aDefinition) {
		Definition definition =(Definition)aDefinition;
		return definition.getServices();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getWSDLDefinition(java.lang.String)
	 */
	public Object getWSDLDefinition(String wsdlURL) {
		try {
			WSDLResourceImpl res = (WSDLResourceImpl) WorkbenchResourceHelperBase.getResource(URI.createURI(wsdlURL), true);
			if (res == null)
				return null;
			return res.getDefinition();
		} catch (Exception wsdle) {
			return null;
		}
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getWSDLDefinition(org.eclipse.emf.ecore.resource.Resource)
	 */
	public Object getWSDLDefinition(Resource wsdlResource) {
		return ((WSDLResourceImpl)wsdlResource).getDefinition();
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jst.j2ee.internal.webservices.WSDLServiceHelper#getWsdlServicesFromWsilFile(org.eclipse.core.resources.IFile)
	 */
	public List getWsdlServicesFromWsilFile(IFile wsil) {
		List result = new ArrayList();
		WebServiceEntity entity = parseWsilFile(wsil);
		if (entity != null && entity.getType() == WebServiceEntity.TYPE_WSIL) {
			// get all the WSDL references from the WSIL entity
			List wsdlList = entity.getChildren();
			for (Iterator it = wsdlList.iterator(); it.hasNext();) {
				Object item = it.next();
				if (item != null && item instanceof WebServiceEntity) {
					if (((WebServiceEntity) item).getModel() != null && ((WebServiceEntity) item).getModel() instanceof Definition) {
						Definition def = (Definition) ((WebServiceEntity) item).getModel();
						if (def != null && !def.getServices().isEmpty())
							result.addAll(def.getServices().values());
					}
				}
			}
		}
		return result;
	}
	public WebServiceEntity parseWsilFile(IFile wsil) {
	WebServicesParser parser = null;
	String url = null;
	// verify proper input
	if (wsil == null || !wsil.getFileExtension().equals(WSIL_EXT))
		return null;
	// Parse wsil file to get wsdl services
	try {
		url = wsil.getLocation().toFile().toURL().toString();
		parser = new WebServicesParser(url);
		parser.parse(WebServicesParser.PARSE_WSIL | WebServicesParser.PARSE_WSDL);
	} catch (Exception e) {
		//Ignore
	}
	if (parser == null)
		return null;
	return parser.getWebServiceEntityByURI(url);
}

	public boolean isService(Object aService) {
		
		return aService instanceof Service;
	}
	public boolean isWSDLResource(Object aResource) {
		
		return aResource instanceof WSDLResourceImpl;
	}
	public boolean isDefinition(Object aDefinition) {
		
		return aDefinition instanceof Definition;
	}


	public List get13ServiceRefs(EObject j2eeObject) {
		if (j2eeObject instanceof ApplicationClient)
			return WebServicesManager.getInstance().get13ServiceRefs((ApplicationClient)j2eeObject);
		else if (j2eeObject instanceof EnterpriseBean)
			return WebServicesManager.getInstance().get13ServiceRefs((EnterpriseBean)j2eeObject);
		else if (j2eeObject instanceof WebApp)
			return WebServicesManager.getInstance().get13ServiceRefs((WebApp)j2eeObject);
		else
			return Collections.EMPTY_LIST;
	}
}