package com.sun.sps.modeler.files.catalog;

import java.awt.Image;
import java.beans.PropertyChangeListener;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.netbeans.modules.xml.catalog.spi.CatalogDescriptor;
import org.netbeans.modules.xml.catalog.spi.CatalogListener;
import org.netbeans.modules.xml.catalog.spi.CatalogReader;
import org.openide.util.NbBundle;
import org.openide.util.Utilities;
import org.xml.sax.EntityResolver;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;

/**
 * Catalog to register Provisioning Schema files
 *
 * @author Rohan Ranade (Rohan.Ranade@Sun.COM)
 */
public class ProvisioningCatalog implements CatalogReader, CatalogDescriptor, EntityResolver {
    
    private static final String SPS_COMPONENT_XSD = "component.xsd";
    private static final String SPS_COMPONENT = "http://www.sun.com/schema/SPS/component.xsd";
    private static final String SPS_COMPONENT_URL = "nbres:/com/sun/sps/modeler/files/catalog/resources/component.xsd";
    private static final String SPS_COMPONENT_ID = "SCHEMA:" + SPS_COMPONENT;
    
    private static final String SPS_PLAN_XSD = "plan.xsd";
    private static final String SPS_PLAN = "http://www.sun.com/schema/SPS/plan.xsd";
    private static final String SPS_PLAN_URL = "nbres:/com/sun/sps/modeler/files/catalog/resources/plan.xsd";
    private static final String SPS_PLAN_ID = "SCHEMA:" + SPS_PLAN;
    
    private static final String SPS_PLUGIN_XSD = "plugin.xsd";
    private static final String SPS_PLUGIN = "http://www.sun.com/schema/SPS/plugin.xsd";
    private static final String SPS_PLUGIN_URL = "nbres:/com/sun/sps/modeler/files/catalog/resources/plugin.xsd";
    private static final String SPS_PLUGIN_ID = "SCHEMA:" + SPS_PLUGIN;
    
    private static final String SPS_PLUGIN_UI_XSD = "pluginUI.xsd";
    private static final String SPS_PLUGIN_UI = "http://www.sun.com/schema/SPS/pluginUI.xsd";
    private static final String SPS_PLUGIN_UI_URL = "nbres:/com/sun/sps/modeler/files/catalog/resources/pluginUI.xsd";
    private static final String SPS_PLUGIN_UI_ID = "SCHEMA:" + SPS_PLUGIN_UI;
    
    /**
     * Creates a new instance of ProvisioningCatalog
     */
    public ProvisioningCatalog() {
    }
    
    public Iterator getPublicIDs() {
        List<String> list = new ArrayList<String>();
        list.add(SPS_COMPONENT_ID);
        list.add(SPS_PLAN_ID);
        list.add(SPS_PLUGIN_ID);
        list.add(SPS_PLUGIN_UI_ID);
        
        return list.listIterator();
    }
    
    public void refresh() {
        // Nothing for now
    }
    
    public String getSystemID(String publicId) {
        if(publicId.equals(SPS_COMPONENT_ID)) {
            return SPS_COMPONENT_URL;
        } else if(publicId.equals(SPS_PLAN_ID)) {
            return SPS_PLAN_URL;
        } else if(publicId.equals(SPS_PLUGIN_ID)) {
            return SPS_PLUGIN_URL;
        } else if(publicId.equals(SPS_PLUGIN_UI_ID)) {
            return SPS_PLUGIN_UI_URL;
        } else {
            return null;
        }
    }
    
    public String resolveURI(String string) {
        return null;
    }
    
    public String resolvePublic(String string) {
        return null;
    }
    
    public void addCatalogListener(CatalogListener catalogListener) {
        // Nothing for now
    }
    
    public void removeCatalogListener(CatalogListener catalogListener) {
        // Nothing for now
    }
    
    public Image getIcon(int i) {
        return Utilities.loadImage("com/sun/sps/modeler/files/catalog/resources/schemafiles.png"); // NOI18N
    }
    
    public String getDisplayName() {
        return NbBundle.getMessage(ProvisioningCatalog.class, "LBL_ProvisioningCatalog");
    }
    
    public String getShortDescription() {
        return NbBundle.getMessage(ProvisioningCatalog.class, "DESC_ProvisioningCatalog");
    }
    
    public void addPropertyChangeListener(PropertyChangeListener propertyChangeListener) {
        // Nothing for now
    }
    
    public void removePropertyChangeListener(PropertyChangeListener propertyChangeListener) {
        // Nothing for now
    }
    
    public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
        if (SPS_COMPONENT.equals(systemId)){
            return new org.xml.sax.InputSource(SPS_COMPONENT_URL);
        }
        if (systemId != null && systemId.endsWith(SPS_COMPONENT_XSD)){
            return new org.xml.sax.InputSource(SPS_COMPONENT_URL);
        }
        
        if(SPS_PLAN.equals(systemId)) {
            return new org.xml.sax.InputSource(SPS_PLAN_URL);
        }
        if (systemId != null && systemId.endsWith(SPS_PLAN_XSD)){
            return new org.xml.sax.InputSource(SPS_PLAN_URL);
        }
        
        if (SPS_PLUGIN.equals(systemId)){
            return new org.xml.sax.InputSource(SPS_PLUGIN_URL);
        }
        if (systemId != null && systemId.endsWith(SPS_PLUGIN_XSD)){
            return new org.xml.sax.InputSource(SPS_PLUGIN_URL);
        }
        
        if (SPS_PLUGIN_UI.equals(systemId)){
            return new org.xml.sax.InputSource(SPS_PLUGIN_UI_URL);
        }
        if (systemId != null && systemId.endsWith(SPS_PLUGIN_UI_XSD)){
            return new org.xml.sax.InputSource(SPS_PLUGIN_UI_URL);
        }
        
        return null;
    }
    
}