/**
 * Copyright (C) 2009 eXo Platform SAS.
 *
 * This 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 software 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.exoplatform.webui.form;

import java.util.List;

import org.exoplatform.commons.serialization.api.annotations.Serialized;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UISearch;
import org.exoplatform.webui.core.lifecycle.UIFormLifecycle;
import org.exoplatform.webui.core.model.SelectItemOption;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.event.EventListener;

/**
 * Author : Nguyen Viet Chung chung.nguyen@exoplatform.com Jun 22, 2006
 *
 * @version $Id$
 *
 *           Represents a search form
 */
@ComponentConfig(lifecycle = UIFormLifecycle.class, template = "system:/groovy/webui/form/UISearchForm.gtmpl",
        events = {
                @EventConfig(listeners = UISearchForm.QuickSearchActionListener.class),
                @EventConfig(listeners = UISearchForm.ClearSearchActionListener.class)
        }
)
@Serialized
public class UISearchForm extends UIForm {
    /**
     * The name of the quick search set
     */
    public static final String QUICK_SEARCH_SET = "QuickSearchSet";

    /**
     * The name of the advanced search set
     */
    public static final String ADVANCED_SEARCH_SET = "AdvancedSearchSet";

    public UISearchForm() {
        UIFormInputSet uiQuickSearchSet = new UIFormInputSet(QUICK_SEARCH_SET);
        uiQuickSearchSet.addUIFormInput(new UIFormStringInput("searchTerm", null, null));
        uiQuickSearchSet.addUIFormInput(new UIFormSelectBox("searchOption", null, null));
        addChild(uiQuickSearchSet);
        UIFormInputSet uiAdvancedSearchSet = new UIFormInputSet(ADVANCED_SEARCH_SET);
        addChild(uiAdvancedSearchSet);
        uiAdvancedSearchSet.setRendered(false);
    }

    public void setOptions(List<SelectItemOption<String>> options) {
        UIFormSelectBox uiSelect = (UIFormSelectBox) getQuickSearchInputSet().getChild(1);
        uiSelect.setOptions(options);
    }

    public String getLabel(UIFormInput input) {
        String label = input.getLabel();
        if(label == null) {
            return null;
        } else {
            try {
                return getLabel(label);
            } catch (Exception ex) {
                return label;
            }
        }
    }

    public UIFormInputSet getQuickSearchInputSet() {
        return (UIFormInputSet) getChild(0);
    }

    public UIFormInputSet getAdvancedSearchInputSet() {
        return (UIFormInputSet) getChild(1);
    }

    public void addAdvancedSearchInput(UIFormInput input) {
        getAdvancedSearchInputSet().addUIFormInput(input);
    }

    public static class QuickSearchActionListener extends EventListener<UISearchForm> {
        public void execute(Event<UISearchForm> event) throws Exception {
            UISearchForm uiForm = event.getSource();
            UISearch uiSearch = uiForm.getParent();
            uiSearch.quickSearch(uiForm.getQuickSearchInputSet());
            event.getRequestContext().addUIComponentToUpdateByAjax(uiSearch);
            /*
             * for (UIComponent child : uiSearch.getChildren()) { if (child.isRendered())
             * event.getRequestContext().addUIComponentToUpdateByAjax(child); }
             */
        }
    }

    public static class ClearSearchActionListener extends EventListener<UISearchForm> {
        public void execute(Event<UISearchForm> event) throws Exception {
            UISearchForm uiForm = event.getSource();
            UISearch uiSearch = uiForm.getParent();
            uiForm.getQuickSearchInputSet().reset();
            uiSearch.quickSearch(uiForm.getQuickSearchInputSet());
            event.getRequestContext().addUIComponentToUpdateByAjax(uiSearch);
        }
    }

    public static class ShowAdvancedSearchActionListener extends EventListener<UISearchForm> {
        public void execute(Event<UISearchForm> event) throws Exception {
            UISearchForm uiForm = event.getSource();
            UISearch uiSearch = uiForm.getParent();
            event.getRequestContext().addUIComponentToUpdateByAjax(uiSearch);
        }
    }

    public static class CancelAdvancedSearchActionListener extends EventListener<UISearchForm> {
        public void execute(Event<UISearchForm> event) throws Exception {
            UISearchForm uiForm = event.getSource();
            UISearch uiSearch = uiForm.getParent();
            event.getRequestContext().addUIComponentToUpdateByAjax(uiSearch);
        }
    }

}
