/* (c) 2014 Open Source Geospatial Foundation - all rights reserved
 * (c) 2001 - 2013 OpenPlans
 * This code is licensed under the GPL 2.0 license, available at the root
 * application directory.
 */
package org.geoserver.wfs.xml.v1_0_0;

import java.util.Map;

import javax.xml.namespace.NamespaceContext;
import javax.xml.namespace.QName;

import net.opengis.wfs.PropertyType;
import net.opengis.wfs.WfsFactory;

import org.geotools.xml.AbstractComplexBinding;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;
import org.geotools.xs.bindings.XSQNameBinding;


/**
 * Binding object for the type http://www.opengis.net/wfs:PropertyType.
 *
 * <p>
 *        <pre>
 *         <code>
 *  <xsd:complexType name="PropertyType">
 *      <xsd:sequence>
 *          <xsd:element name="Name" type="xsd:string">
 *              <xsd:annotation>
 *                  <xsd:documentation>
 *                    The Name element contains the name of a feature property
 *                    to be updated.
 *                 </xsd:documentation>
 *              </xsd:annotation>
 *          </xsd:element>
 *          <xsd:element minOccurs="0" name="Value">
 *              <xsd:annotation>
 *                  <xsd:documentation>
 *                    The Value element contains the replacement value for the
 *                    named property.
 *                 </xsd:documentation>
 *              </xsd:annotation>
 *          </xsd:element>
 *      </xsd:sequence>
 *  </xsd:complexType>
 *
 *          </code>
 *         </pre>
 * @generated
 */
public class PropertyTypeBinding extends AbstractComplexBinding {
    /**
     * The wfs factory
     */
    WfsFactory wfsfactory;

    /**
     * Namespace support
     */
    NamespaceContext namespaceContext;

    public PropertyTypeBinding(WfsFactory wfsfactory, NamespaceContext namespaceContext) {
        this.wfsfactory = wfsfactory;
        this.namespaceContext = namespaceContext;
    }

    /**
     * @generated
     */
    public QName getTarget() {
        return WFS.PROPERTYTYPE;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     *
     * @generated modifiable
     */
    public Class getType() {
        return PropertyType.class;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     *
     * @generated modifiable
     */
    public Object parse(ElementInstance instance, Node node, Object value)
        throws Exception {
        PropertyType property = wfsfactory.createPropertyType();

        //<xsd:element name="Name" type="xsd:string">
        String name = (String) node.getChildValue("Name");

        //turn into qname
        QName qName = (QName) new XSQNameBinding(namespaceContext).parse(null, name);
        property.setName(qName);

        //<xsd:element minOccurs="0" name="Value">
        if (node.hasChild("Value")) {
            Object object = node.getChildValue("Value");

            //check for a map
            if (object instanceof Map) {
                Map map = (Map) object;

                //this means a complex element parsed by xs:AnyType binding
                // try to pull out some text
                if (!map.isEmpty()) {
                    //first check for some text
                    if (map.containsKey(null)) {
                        property.setValue(map.get(null));
                    } else {
                        //perhaps some other value
                        property.setValue(map.values().iterator().next());
                    }
                }
            } else {
                property.setValue(object);
            }
        }

        return property;
    }
}