/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
 * This code is licensed under the GPL 2.0 license, available at the root
 * application directory.
 */
package org.geoserver.web.data.workspace;

import static org.geoserver.web.data.workspace.WorkspaceProvider.DEFAULT;
import static org.geoserver.web.data.workspace.WorkspaceProvider.NAME;

import org.apache.wicket.Component;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.link.BookmarkablePageLink;
import org.apache.wicket.markup.html.panel.Fragment;
import org.apache.wicket.model.IModel;
import org.geoserver.catalog.WorkspaceInfo;
import org.geoserver.web.CatalogIconFactory;
import org.geoserver.web.GeoServerSecuredPage;
import org.geoserver.web.data.SelectionRemovalLink;
import org.geoserver.web.wicket.GeoServerDialog;
import org.geoserver.web.wicket.GeoServerTablePanel;
import org.geoserver.web.wicket.Icon;
import org.geoserver.web.wicket.SimpleBookmarkableLink;
import org.geoserver.web.wicket.GeoServerDataProvider.Property;

/**
 * Lists available workspaces, links to them, allows for addition and removal
 */
@SuppressWarnings("serial")
public class WorkspacePage extends GeoServerSecuredPage {
    WorkspaceProvider provider = new WorkspaceProvider();
    GeoServerTablePanel<WorkspaceInfo> table;
    GeoServerDialog dialog;
    SelectionRemovalLink removal;
    
    public WorkspacePage() {
        // the middle table
        add(table = new GeoServerTablePanel<WorkspaceInfo>("table", provider, true) {
            @Override
            protected Component getComponentForProperty(String id, IModel itemModel,
                    Property<WorkspaceInfo> property) {
                if ( property == NAME ) {
                    return workspaceLink(id, itemModel);
                } else if (property == DEFAULT) {
                    if(getCatalog().getDefaultWorkspace().equals(itemModel.getObject()))
                        return new Icon(id, CatalogIconFactory.ENABLED_ICON);
                    else
                        return new Label(id, "");
                }
                
                throw new IllegalArgumentException("No such property "+ property.getName());
            }
            
            @Override
            protected void onSelectionUpdate(AjaxRequestTarget target) {
                removal.setEnabled(table.getSelection().size() > 0);
                target.addComponent(removal);    
            }
        });
        table.setOutputMarkupId(true);
        
        // the confirm dialog
        add(dialog = new GeoServerDialog("dialog"));
        setHeaderPanel(headerPanel());
    }
    
    protected Component headerPanel() {
        Fragment header = new Fragment(HEADER_PANEL, "header", this);
        
        // the add button
        header.add(new BookmarkablePageLink("addNew", WorkspaceNewPage.class));
        
        // the removal button
        header.add(removal = new SelectionRemovalLink("removeSelected", table, dialog));
        removal.setOutputMarkupId(true);
        removal.setEnabled(false);
        
        return header;
    }
    
    Component workspaceLink(String id, final IModel itemModel) {
        IModel nameModel = NAME.getModel(itemModel);
        return new SimpleBookmarkableLink(id, WorkspaceEditPage.class, nameModel,
                "name", (String) nameModel.getObject());
    }
    
}