/*******************************************************************************
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library 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 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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.
 *
 *******************************************************************************/
package com.liferay.ide.xml.search.ui.validators;

import com.liferay.ide.project.core.ValidationPreferences.ValidationType;
import com.liferay.ide.xml.search.ui.util.ValidatorUtil;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jdt.core.JavaConventions;
import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.eclipse.jst.j2ee.internal.common.J2EECommonMessages;
import org.eclipse.wst.sse.core.internal.validate.ValidationMessage;
import org.eclipse.wst.validation.internal.provisional.core.IReporter;
import org.eclipse.wst.validation.internal.provisional.core.IValidator;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode;
import org.eclipse.wst.xml.search.core.util.DOMUtils;
import org.eclipse.wst.xml.search.editor.references.IXMLReference;
import org.w3c.dom.Attr;
import org.w3c.dom.Node;

/**
 * @author Kuo Zhang
 */
@SuppressWarnings( "restriction" )
public class ServiceBuilderDescriptorValidator extends LiferayBaseValidator
{
    @Override
    protected boolean validateSyntax( IXMLReference reference, IDOMNode node, IFile file,
                                      IValidator validator, IReporter reporter, boolean batchMode )
    {
        int severity = getServerity( ValidationType.SYNTAX_INVALID, file );

        if( severity != ValidationMessage.IGNORE )
        {
            String validationMsg = null;

            if( node.getNodeType() == Node.TEXT_NODE )
            {
                if( node.getParentNode().getNodeName().equals( "namespace" ) )
                {
                    final String nodeValue = DOMUtils.getNodeValue( node );

                    if( ! ValidatorUtil.isValidNamespace( nodeValue ) )
                    {
                        validationMsg = getMessageText( ValidationType.SYNTAX_INVALID, node );
                    }
                }
            }
            else if( node.getNodeType() == Node.ATTRIBUTE_NODE )
            {
                if( "package-path".equals( node.getNodeName() ) &&
                    "service-builder".equals( ( (Attr) node ).getOwnerElement().getNodeName() ) )
                {
                    final String nodeValue = DOMUtils.getNodeValue( node );

                    if( nodeValue != null )
                    {
                        // Use standard java conventions to validate the package name
                        IStatus javaStatus =
                            JavaConventions.validatePackageName(
                                nodeValue, CompilerOptions.VERSION_1_7, CompilerOptions.VERSION_1_7 );

                        if( javaStatus.getSeverity() == IStatus.ERROR ||
                            javaStatus.getSeverity() == IStatus.WARNING )
                        {
                            validationMsg =
                                J2EECommonMessages.ERR_JAVA_PACAKGE_NAME_INVALID + javaStatus.getMessage();
                        }
                    }
                }
            }

            if( validationMsg != null )
            {
                final String liferayPluginValidationType = getLiferayPluginValidationType( ValidationType.SYNTAX_INVALID, file );

                addMessage(
                    node, file, validator, reporter, batchMode, validationMsg, severity, liferayPluginValidationType );
                return false;
            }
        }

        return true;
    }

}