/**

  * Copyright 2010 The Kuali Foundation Licensed under the

  * Educational Community License, Version 2.0 (the "License"); you may

  * not use this file except in compliance with the License. You may

  * obtain a copy of the License at

  *

  * http://www.osedu.org/licenses/ECL-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an "AS IS"

  * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

  * or implied. See the License for the specific language governing

  * permissions and limitations under the License.

  */

 package org.kuali.student.lum.lu.ui.tools.client.configuration;

 import java.util.ArrayList;

 import java.util.HashMap;

 import java.util.List;

 import java.util.Map;

 import org.kuali.student.common.ui.client.application.Application;

 import org.kuali.student.common.ui.client.configurable.mvc.FieldDescriptor;

 import org.kuali.student.common.ui.client.configurable.mvc.LayoutController;

 import org.kuali.student.common.ui.client.configurable.mvc.SectionTitle;

 import org.kuali.student.common.ui.client.configurable.mvc.multiplicity.DisplayMultiplicityComposite;

 import org.kuali.student.common.ui.client.configurable.mvc.sections.GroupSection;

 import org.kuali.student.common.ui.client.configurable.mvc.sections.Section;

 import org.kuali.student.common.ui.client.configurable.mvc.sections.SwapSection;

 import org.kuali.student.common.ui.client.configurable.mvc.sections.VerticalSection;

 import org.kuali.student.common.ui.client.configurable.mvc.views.SectionView;

 import org.kuali.student.common.ui.client.configurable.mvc.views.VerticalSectionView;

 import org.kuali.student.common.ui.client.mvc.Callback;

 import org.kuali.student.common.ui.client.mvc.DataModel;

 import org.kuali.student.common.ui.client.mvc.DataModelDefinition;

 import org.kuali.student.common.ui.client.mvc.ModelRequestCallback;

 import org.kuali.student.common.ui.client.widgets.KSDatePicker;

 import org.kuali.student.common.ui.client.widgets.KSItemLabel;

 import org.kuali.student.common.ui.client.widgets.KSLabel;

 import org.kuali.student.common.ui.client.widgets.KSTextArea;

 import org.kuali.student.common.ui.client.widgets.dialog.ConfirmationDialog;

 import org.kuali.student.common.ui.client.widgets.field.layout.element.MessageKeyInfo;

 import org.kuali.student.common.ui.client.widgets.list.KSCheckBoxList;

 import org.kuali.student.common.ui.client.widgets.list.impl.SimpleListItems;

 import org.kuali.student.common.ui.client.widgets.search.KSPicker;

 import org.kuali.student.common.ui.client.widgets.search.SelectedResults;

 import org.kuali.student.core.assembly.data.Data;

 import org.kuali.student.core.assembly.data.LookupMetadata;

 import org.kuali.student.core.assembly.data.Metadata;

 import org.kuali.student.core.assembly.data.QueryPath;

 import org.kuali.student.core.assembly.data.Data.DataValue;

 import org.kuali.student.core.search.dto.SearchRequest;

 import org.kuali.student.lum.common.client.lu.LUUIConstants;

 import org.kuali.student.lum.common.client.widgets.CluSetRangeDataHelper;

 import org.kuali.student.lum.common.client.widgets.CluSetRangeModelUtil;

 import org.kuali.student.lum.lu.assembly.data.client.constants.orch.CreditCourseConstants;

 import org.kuali.student.lum.lu.dto.MembershipQueryInfo;

 import com.google.gwt.core.client.GWT;

 import com.google.gwt.user.client.ui.Widget;

 public class CluSetsConfigurer {

     private boolean WITH_DIVIDER = true;

     public static final String CREATE_CLUSET_MGT_MODEL = "createCluSetManagementModel";

     public static final String EDIT_CLUSET_MGT_MODEL = "editCluSetManagementModel";

     public static final String VIEW_CLUSET_MGT_MODEL = "viewCluSetManagerModel";

     public static final String EDIT_SEARCH_CLUSET_MGT_MODEL = "editSearchCluSetManagementModel";

     public static final String VIEW_SEARCH_CLUSET_MGT_MODEL = "viewSearchCluSetManagementModel";

     private String editSearchCluSetId = null;

     private String viewSearchCluSetId = null;

     private Map<String, CluSetEditOptionList> cluSetEditOptionsMap =

         new HashMap<String, CluSetEditOptionList>();

     private DataModelDefinition modelDefinition;

     public enum CluSetSections{

         CREATE_CLU_SET, EDIT_CLU_SET, VIEW_CLU_SET

     }

     public void setModelDefinition(DataModelDefinition modelDefinition){

             this.modelDefinition = modelDefinition;

     }

 //    public void configureCluSetManager(ConfigurableLayout layout) {

 //        SectionView createCluSetView = createCluSetSection();

 //        SectionView editCluSetView = editCluSetSection();

 //        CluSetsModelDispatcher createCluSetModelDispatcher = new CluSetsModelDispatcher();

 //        CluSetsModelDispatcher editCluSetModelDispatcher = new CluSetsModelDispatcher();

 //

 //        createCluSetModelDispatcher.setModelId(CluSetsConfigurer.CREATE_CLUSET_MGT_MODEL);

 //        createCluSetView.setLayoutController(createCluSetModelDispatcher);

 //        createCluSetView.setController(createCluSetModelDispatcher);

 //

 //        editCluSetModelDispatcher.setModelId(CluSetsConfigurer.EDIT_CLUSET_MGT_MODEL);

 //        editCluSetView.setLayoutController(editCluSetModelDispatcher);

 //        editCluSetView.setController(editCluSetModelDispatcher);

 ////        addStartSection(layout);

 //        layout.addSection(new String[] {"Manage CLU Sets", getLabel(ToolsConstants.NEW_CLU_SET_LABEL_KEY)}, createCluSetView);

 //        layout.addSection(new String[] {"Manage CLU Sets", getLabel(ToolsConstants.NEW_CLU_SET_LABEL_KEY)}, editCluSetView);

 //        layout.addSection(new String[] {"View CLU Sets"}, viewCluSetSection());

 //    }

     private void addClusetDetailsSections(SectionView parentView, final String modelId) {

         VerticalSection defineCluSet = initSection(getH3Title(ToolsConstants.NEW_CLU_SET_INFO), WITH_DIVIDER);

         CluSetEditOptionList cluSetEditOptions = new CluSetEditOptionList();

         cluSetEditOptionsMap.put(modelId, cluSetEditOptions);

         SwapSection clusetDetails = new SwapSection(

                 cluSetEditOptions,

                 new ConfirmationDialog("Delete Clu Set Details",

                         "You are about to delete clu set details.  Continue?")

                 );

         ModelIdPlaceHolder modelIdObj = new ModelIdPlaceHolder(modelId);

         // ****** Add Approved Clus *******

         Section approvedClusSection = new VerticalSection();

         addField(approvedClusSection, ToolsConstants.CLU_SET_APPROVED_CLUS_FIELD, generateMessageInfo(ToolsConstants.NEW_CLU_SET_CONTENT_APPROVED_COURSE)).setModelId(modelId);

         clusetDetails.addSection(approvedClusSection, ToolsConstants.CLU_SET_SWAP_APPROVED_CLUS);

         // END OF items related to Add Approved Clus

         // ****** Add Proposed Clus *******

         Section proposedClusSection = new VerticalSection();

         addField(proposedClusSection, ToolsConstants.CLU_SET_PROPOSED_CLUS_FIELD, generateMessageInfo(ToolsConstants.NEW_CLU_SET_CONTENT_PROPOSED_COURSE)).setModelId(modelId);

         clusetDetails.addSection(proposedClusSection, ToolsConstants.CLU_SET_SWAP_PROPOSED_CLUS);

         // END OF items related to Add Approved Clus

         // ****** Add Clu Range *******

         //TODO add cluset and clurange here

         Section cluRangeSection = new VerticalSection();

         final Picker cluSetRangePicker = configureSearch(ToolsConstants.CLU_SET_CLU_SET_RANGE_EDIT_FIELD);

         final FieldDescriptor cluRangeFieldEditDescriptor = addField(cluRangeSection, ToolsConstants.CLU_SET_CLU_SET_RANGE_EDIT_FIELD, generateMessageInfo(ToolsConstants.NEW_CLU_SET_CONTENT_RANGE), cluSetRangePicker);

         final CluSetRangeDataHelper clusetRangeModelHelper = new CluSetRangeDataHelper();

         final KSItemLabel clusetRangeLabel = new KSItemLabel(true, clusetRangeModelHelper);

         clusetRangeLabel.getElement().getStyle().setProperty("border", "solid 1px #cdcdcd");

         final FieldDescriptor cluRangeFieldDescriptor = addField(cluRangeSection, ToolsConstants.CLU_SET_CLU_SET_RANGE_FIELD, null, clusetRangeLabel);

         cluSetRangePicker.getSearchWindow().addActionCompleteCallback(new Callback<Boolean>() {

             @Override

             public void exec(Boolean result) {

                 cluSetRangePicker.getSearchWindow().hide();

                 final LayoutController parent = LayoutController.findParentLayout(cluSetRangePicker);

                 if(parent != null){

                     parent.requestModel(modelId, new ModelRequestCallback<DataModel>() {

                         @Override

                         public void onModelReady(DataModel model) {

 //                            ((ModelWidgetBinding)cluRangeFieldDescriptor.getModelWidgetBinding()).setWidgetValue(widget, model, path)

 //                            CluSetHelper cluSetHelper = CluSetHelper.wrap(model.getRoot());

 //                            cluSetHelper.setCluRangeParams(value)

                             SearchRequest searchRequest = cluSetRangePicker.getSearchWindow()

                                 .getSearchRequest();

                             String selectedLookupName = cluSetRangePicker.getSearchWindow()

                                 .getSelectedLookupName();

                             Data searchRequestData = CluSetRangeModelUtil.INSTANCE.

                                 toData(searchRequest, null);

                             DataValue dataValue = new DataValue(searchRequestData);

                             LookupMetadata lookupMetadata = null;

                             // look for the lookupMetaData corresponding to the searchRequest

                             List<LookupMetadata> lookupMDs = new ArrayList<LookupMetadata>();

                             lookupMDs.add(cluSetRangePicker.getInitLookupMetadata());

                             lookupMetadata = findLookupMetadata(selectedLookupName, 

                                     lookupMDs);

                             if (lookupMetadata == null || 

                                     !nullSafeEquals(lookupMetadata.getName(), 

                                             selectedLookupName)) {

                                 lookupMetadata = findLookupMetadata(selectedLookupName, 

                                         cluSetRangePicker.getAdditionalLookupMetadata());

                             }

                             clusetRangeModelHelper.setLookupMetadata(lookupMetadata);

                             clusetRangeLabel.setValue(dataValue);

                         }

                         @Override

                         public void onRequestFail(Throwable cause) {

                             GWT.log("Unable to retrieve model" + cluRangeFieldDescriptor.getFieldKey(), null);

                         }

                     });

                 }

             }

         });

         clusetDetails.addSection(cluRangeSection, ToolsConstants.CLU_SET_SWAP_CLU_SET_RANGE);

         // END OF items related to Add Clu Range

         // ****** Add cluSets *******

         Section cluSetSection = new VerticalSection();

         addField(cluSetSection, ToolsConstants.CLU_SET_CLU_SETS_FIELD, generateMessageInfo(ToolsConstants.NEW_CLU_SET_CONTENT_CLUSET)).setModelId(modelId);

         clusetDetails.addSection(cluSetSection, ToolsConstants.CLU_SET_SWAP_CLU_SETS);

         // END OF items related to Add CluSets

         addField(modelIdObj, defineCluSet, ToolsConstants.CLU_SET_TYPE_FIELD);

         addField(modelIdObj, defineCluSet, ToolsConstants.CLU_SET_ORGANIZATION_FIELD, generateMessageInfo(ToolsConstants.ORGANIZATION));

         addField(modelIdObj, defineCluSet, ToolsConstants.CLU_SET_NAME_FIELD, generateMessageInfo(ToolsConstants.TITLE));

         addField(modelIdObj, defineCluSet, ToolsConstants.CLU_SET_DESCRIPTION_FIELD, generateMessageInfo(ToolsConstants.DESCRIPTION), new KSTextArea());

         addField(modelIdObj, defineCluSet, ToolsConstants.CLU_SET_EFF_DATE_FIELD, generateMessageInfo(ToolsConstants.EFFECTIVE_DATE), new KSDatePicker());

         addField(modelIdObj, defineCluSet, ToolsConstants.CLU_SET_EXP_DATE_FIELD, generateMessageInfo(ToolsConstants.EXPIRATION_DATE), new KSDatePicker());

         parentView.addWidget(cluSetEditOptions);

         parentView.addSection(clusetDetails);

         parentView.addSection(defineCluSet);

     }

     private static boolean nullSafeEquals(Object obj1, Object obj2) {

         return (obj1 == null && obj2 == null ||

                 obj1 != null && obj2 != null && obj1.equals(obj2));

     }

     private static LookupMetadata findLookupMetadata(String selectedLookupName, 

             List<LookupMetadata> lookupMetadatas) {

         LookupMetadata result = null;

         if (lookupMetadatas != null) {

             for (LookupMetadata lookupMetadata : lookupMetadatas) {

                 if (nullSafeEquals(lookupMetadata.getName(), selectedLookupName)) {

                     result = lookupMetadata;

                 }

             }

         }

         return result;

     }

     private SectionView createCluSetSection() {

         // TODO change this to custom layoutcontroller here to support multiple model ids?

         VerticalSectionView section = initNestedSectionView(CluSetSections.CREATE_CLU_SET, ToolsConstants.NEW_CLU_SET, CREATE_CLUSET_MGT_MODEL);

         addClusetDetailsSections(section, CluSetsConfigurer.CREATE_CLUSET_MGT_MODEL);

         return section;

         }

     private boolean hasCluSetRange(Data cluSetRangeData) {

         boolean hasCluSetRange = false;

         MembershipQueryInfo membershipQueryInfo = 

             CluSetRangeModelUtil.INSTANCE.toMembershipQueryInfo(cluSetRangeData);

         if (membershipQueryInfo != null) {

             hasCluSetRange = true;

         }

         return hasCluSetRange;

     }

     private boolean hasClus(Data clusData) {

         boolean clusExist = false;

         if (clusData != null) {

             for (Data.Property p : clusData) {

                 if(!"_runtimeData".equals(p.getKey())){

                     String cluId = p.getValue();

                     if (cluId != null && !cluId.trim().isEmpty()) {

                         clusExist = true;

                         break;

                     }

                 }

             }

         }

         return clusExist;

     }

     private boolean hasCluSets(Data clusetData) {

         boolean cluSetsExist = false;

         if (clusetData != null) {

             for (Data.Property p : clusetData) {

                 if(!"_runtimeData".equals(p.getKey())){

                     String cluSetId = p.getValue();

                     if (cluSetId != null && !cluSetId.trim().isEmpty()) {

                         cluSetsExist = true;

                         break;

                     }

                 }

             }

         }

         return cluSetsExist;

     }

     private boolean hasData(String queryPath, Data queryData) {

         boolean hasData = false;

         if (queryPath != null && (queryPath.equals(ToolsConstants.CLU_SET_APPROVED_CLUS_FIELD) ||

                 queryPath.equals(ToolsConstants.CLU_SET_PROPOSED_CLUS_FIELD))) {

             hasData = hasClus(queryData);

         } else if (queryPath != null && queryPath.equals(ToolsConstants.CLU_SET_CLU_SETS_FIELD)) {

             hasData = hasCluSets(queryData);

         } else if (queryPath != null && queryPath.equals(ToolsConstants.CLU_SET_CLU_SET_RANGE_FIELD)) {

             hasData = hasCluSetRange(queryData);

         } else {

             throw new IllegalArgumentException("Unexpected queryPath: " + queryPath);

         }

         return hasData;

     }

     private void selectCluSetOptionList(DataModel model, CluSetEditOptionList cluSetEditOptions) {

         selectCluSetOption(model, cluSetEditOptions, ToolsConstants.CLU_SET_APPROVED_CLUS_FIELD,

                 ToolsConstants.CLU_SET_SWAP_APPROVED_CLUS);

         selectCluSetOption(model, cluSetEditOptions, ToolsConstants.CLU_SET_PROPOSED_CLUS_FIELD, 

                 ToolsConstants.CLU_SET_SWAP_PROPOSED_CLUS);

         selectCluSetOption(model, cluSetEditOptions, ToolsConstants.CLU_SET_CLU_SET_RANGE_FIELD, 

                 ToolsConstants.CLU_SET_SWAP_CLU_SET_RANGE);

         selectCluSetOption(model, cluSetEditOptions, ToolsConstants.CLU_SET_CLU_SETS_FIELD,

                 ToolsConstants.CLU_SET_SWAP_CLU_SETS);

     }

     private void selectCluSetOption(DataModel model, CluSetEditOptionList cluSetEditOptions,

             String queryPath, String selectionId) {

         final QueryPath qPath = QueryPath.parse(queryPath);

         Data queryData = model.get(qPath);

         if (hasData(queryPath, queryData)) {

             cluSetEditOptions.selectItem(selectionId);

         } else {

             cluSetEditOptions.deSelectItem(selectionId);

         }

     }

     private SectionView editCluSetSection() {

         // TODO change this to custom layoutcontroller here to support multiple model ids?

         ModelIdPlaceHolder modelIdObj = new ModelIdPlaceHolder(CluSetsConfigurer.EDIT_CLUSET_MGT_MODEL);

         final VerticalSectionView section = initNestedSectionView(CluSetSections.EDIT_CLU_SET, ToolsConstants.EDIT_CLU_SET, EDIT_CLUSET_MGT_MODEL);

         VerticalSection oversight = initSection(getH3Title(""), WITH_DIVIDER);

         Picker cluSetPicker = configureSearch(ToolsConstants.SEARCH_CLU_SET);

         cluSetPicker.addBasicSelectionCompletedCallback(new Callback<SelectedResults>() {

             @Override

             public void exec(SelectedResults result) {

                 if (result != null && result.getReturnKey() != null && result.getReturnKey().trim().length() > 0) {

                     editSearchCluSetId = result.getReturnKey();

                     final CluSetEditOptionList cluSetEditOptions = 

                         cluSetEditOptionsMap.get(CluSetsConfigurer.EDIT_CLUSET_MGT_MODEL);

                     // TODO retrieve cluset by id and

                     final LayoutController parent = LayoutController.findParentLayout(section);

                     if(parent != null){

                         parent.requestModel(CluSetsConfigurer.EDIT_SEARCH_CLUSET_MGT_MODEL, new ModelRequestCallback<DataModel>() {

                             @Override

                             public void onModelReady(DataModel model) {

                                 selectCluSetOptionList(model, cluSetEditOptions);

                                 section.updateWidgetData(model);

                             }

                             @Override

                             public void onRequestFail(Throwable cause) {

                                 GWT.log("Unable to retrieve model" + EDIT_SEARCH_CLUSET_MGT_MODEL.toString(), null);

                             }

                         });

                     }

                 }

             }

         });

         //addField(oversight, COURSE + "/" + ACADEMIC_SUBJECT_ORGS);

         addField(modelIdObj, oversight, ToolsConstants.SEARCH_CLU_SET, generateMessageInfo("Search Clu Set"), cluSetPicker);

         section.addSection(oversight);

         addClusetDetailsSections(section, CluSetsConfigurer.EDIT_CLUSET_MGT_MODEL);

         return section;

         }

     private SectionView viewCluSetSection() {

         final VerticalSectionView sectionView = initVerticalSectionView(CluSetSections.VIEW_CLU_SET, ToolsConstants.VIEW_CLU_SET, VIEW_CLUSET_MGT_MODEL);

         Picker cluSetPicker = configureSearch(ToolsConstants.SEARCH_CLU_SET);

         cluSetPicker.addBasicSelectionCompletedCallback(new Callback<SelectedResults>() {

             @Override

             public void exec(SelectedResults result) {

                 if (result != null && result.getReturnKey() != null && result.getReturnKey().trim().length() > 0) {

                     viewSearchCluSetId = result.getReturnKey();

                     // TODO retrieve cluset by id and

                     final LayoutController parent = LayoutController.findParentLayout(sectionView);

                     if(parent != null){

                         parent.requestModel(CluSetsConfigurer.VIEW_SEARCH_CLUSET_MGT_MODEL, new ModelRequestCallback<DataModel>() {

                             @Override

                             public void onModelReady(DataModel model) {

                                 sectionView.updateWidgetData(model);

                                 //FIXME do something else here, rework logic

                                 //rootSection.redraw();

                             }

                             @Override

                             public void onRequestFail(Throwable cause) {

                                 GWT.log("Unable to retrieve model" + VIEW_SEARCH_CLUSET_MGT_MODEL.toString(), null);

                             }

                         });

                     }

                 }

             }

         });

         addField(sectionView, ToolsConstants.SEARCH_CLU_SET, generateMessageInfo(""), cluSetPicker);

         VerticalSection nameSection = initSection(null, !WITH_DIVIDER);

         nameSection.addStyleName(LUUIConstants.STYLE_BOTTOM_DIVIDER);

         addField(nameSection, ToolsConstants.CLU_SET_NAME_FIELD, generateMessageInfo(ToolsConstants.CLU_SET_NAME), new KSLabel());

         sectionView.addSection(nameSection);

         VerticalSection descriptionSection = initSection(null, !WITH_DIVIDER);

         descriptionSection.addStyleName(LUUIConstants.STYLE_BOTTOM_DIVIDER);

         addField(descriptionSection, ToolsConstants.CLU_SET_DESCRIPTION_FIELD, generateMessageInfo("Description"), new KSLabel());

         sectionView.addSection(descriptionSection);

         VerticalSection expirationDateSection = initSection(null, !WITH_DIVIDER);

         expirationDateSection.addStyleName(LUUIConstants.STYLE_BOTTOM_DIVIDER);

         addField(expirationDateSection, ToolsConstants.CLU_SET_EXP_DATE_FIELD, generateMessageInfo(ToolsConstants.EFFECTIVE_DATE), new KSLabel());

         sectionView.addSection(expirationDateSection);

         VerticalSection clusSection = initSection(null, !WITH_DIVIDER);

         clusSection.addStyleName(LUUIConstants.STYLE_BOTTOM_DIVIDER);

         addField(clusSection, ToolsConstants.CLU_SET_ALL_CLUS_FIELD, 

                 generateMessageInfo("Individual Courses"),

                 new TranslatedStringList(ToolsConstants.CLU_SET_ALL_CLUS_FIELD));

         sectionView.addSection(clusSection);

         VerticalSection cluSetsSection = initSection(null, !WITH_DIVIDER);

         cluSetsSection.addStyleName(LUUIConstants.STYLE_BOTTOM_DIVIDER);

         addField(cluSetsSection, ToolsConstants.CLU_SET_CLU_SETS_FIELD, 

                 generateMessageInfo("CLU Sets"),

                 new TranslatedStringList(ToolsConstants.CLU_SET_CLU_SETS_FIELD));

         sectionView.addSection(cluSetsSection);

         VerticalSection cluRangeDetailsSection = initSection(null, !WITH_DIVIDER);

         cluRangeDetailsSection.addStyleName(LUUIConstants.STYLE_BOTTOM_DIVIDER);

         addField(cluRangeDetailsSection, ToolsConstants.CLU_SET_CLUSET_RANGE_VIEW_DETAILS_FIELD, 

                 generateMessageInfo("Course Range"),

                 new TranslatedStringList(ToolsConstants.CLU_SET_CLUSET_RANGE_VIEW_DETAILS_FIELD));

         sectionView.addSection(cluRangeDetailsSection);

         return sectionView;

     }

     private class TranslatedStringList extends DisplayMultiplicityComposite {

         private final String parentPath;

         public TranslatedStringList(String parentPath){

             this.parentPath = parentPath;

         }

         @Override

         public Widget createItem() {

             String path = QueryPath.concat(parentPath, CreditCourseConstants._RUNTIME_DATA, String.valueOf(itemCount-1)).toString();

             GroupSection ns = new GroupSection();

             addField(ns, "id-translation", null, new KSLabel(), path);

             return ns;

         }

     }

     private VerticalSectionView initVerticalSectionView(Enum<?> viewEnum, String labelKey, String modelId) {

         VerticalSectionView section = new VerticalSectionView(viewEnum, getLabel(labelKey), modelId);

         section.addStyleName(LUUIConstants.STYLE_SECTION);

         //section.setSectionTitle(getH1Title(labelKey));

         return section;

     }

     private VerticalSectionView initNestedSectionView (Enum<?> viewEnum, String labelKey, String modelId) {

         VerticalSectionView section = new VerticalSectionView(viewEnum, getLabel(labelKey), modelId);

         section.addStyleName(LUUIConstants.STYLE_SECTION);

         //section.setSectionTitle(getH1Title(labelKey));

         return section;

     }

     private static VerticalSection initSection(SectionTitle title, boolean withDivider) {

         VerticalSection section = new VerticalSection(title);

         section.addStyleName(LUUIConstants.STYLE_SECTION);

         if (withDivider)

             section.addStyleName(LUUIConstants.STYLE_SECTION_DIVIDER);

         return section;

     }

     private String getLabel(String labelKey) {

         return Application.getApplicationContext().getUILabel("clusetmanagement", "clusetmanagement", "draft", labelKey);

     }

     private SectionTitle getH3Title(String labelKey) {

         return SectionTitle.generateH3Title(getLabel(labelKey));

     }

     private Picker configureSearch(String fieldKey) {

         QueryPath path = QueryPath.concat(null, fieldKey);

         Metadata metaData = modelDefinition.getMetadata(path);

         Picker picker = new Picker(metaData.getInitialLookup(), metaData.getAdditionalLookups());

         return picker;

     }

 //    public class CourseList extends UpdatableMultiplicityComposite {

 //        private final String parentPath;

 //        public CourseList(String parentPath){

 //            super(StyleType.TOP_LEVEL_GROUP);

 //            this.parentPath = parentPath;

 //            setAddItemLabel("Add Course");

 ////            setItemLabel(getLabel(LUConstants.FORMAT_LABEL_KEY));

 //        }

 //

 //        public Widget createItem() {

 //            String path = QueryPath.concat(parentPath, String.valueOf(itemCount-1)).toString();

 //            GroupSection item = new GroupSection();

 //            addField(item, "id", "" , path);

 //            addField(item, "name", "", path);

 //            return item;

 //        }

 //    }

     public static class Picker extends KSPicker {

         private String name;

         private LookupMetadata initLookupMetadata;

         private List<LookupMetadata> additionalLookupMetadata;

         public Picker(LookupMetadata inLookupMetadata, List<LookupMetadata> additionalLookupMetadata) {

             super(inLookupMetadata, additionalLookupMetadata);

             this.initLookupMetadata = inLookupMetadata;

             this.additionalLookupMetadata = additionalLookupMetadata;

         }

         public String getName() {

             return name;

         }

         public void setName(String name) {

             this.name = name;

         }

         public LookupMetadata getInitLookupMetadata() {

             return initLookupMetadata;

         }

         public void setInitLookupMetadata(LookupMetadata initLookupMetadata) {

             this.initLookupMetadata = initLookupMetadata;

         }

         public List<LookupMetadata> getAdditionalLookupMetadata() {

             return additionalLookupMetadata;

         }

         public void setAdditionalLookupMetadata(List<LookupMetadata> additionalLookupMetadata) {

             this.additionalLookupMetadata = additionalLookupMetadata;

         }

     }

     private FieldDescriptor addField(ModelIdPlaceHolder modelIdObj, Section section, String fieldKey) {

             return addField(modelIdObj, section, fieldKey, null, null, null);

     }

     private FieldDescriptor addField(ModelIdPlaceHolder modelIdObj, Section section, String fieldKey, MessageKeyInfo messageKey) {

             return addField(modelIdObj, section, fieldKey, messageKey, null, null);

     }

     private FieldDescriptor addField(ModelIdPlaceHolder modelIdObj, Section section, String fieldKey, MessageKeyInfo messageKey, Widget widget) {

             return addField(modelIdObj, section, fieldKey, messageKey, widget, null);

     }

     // TODO - when DOL is pushed farther down into LOBuilder,

     // revert these 5 methods to returning void again.

     // TODO - when DOL is pushed farther down into LOBuilder,

     // revert these 5 methods to returning void again.

     protected FieldDescriptor addField(Section section, String fieldKey) {

             return addField(null, section, fieldKey, null, null, null);

     }    

     protected FieldDescriptor addField(Section section, String fieldKey, MessageKeyInfo messageKey) {

             return addField(null, section, fieldKey, messageKey, null, null);

     }

     protected FieldDescriptor addField(Section section, String fieldKey, MessageKeyInfo messageKey, Widget widget) {

             return addField(null, section, fieldKey, messageKey, widget, null);

     }

     protected FieldDescriptor addField(Section section, String fieldKey, MessageKeyInfo messageKey, String parentPath) {

         return addField(null, section, fieldKey, messageKey, null, parentPath);

     }

     protected FieldDescriptor addField(Section section, String fieldKey, MessageKeyInfo messageKey, Widget widget, String parentPath) {

         return addField(null, section, fieldKey, messageKey, widget, parentPath);

     }

     private FieldDescriptor addField(ModelIdPlaceHolder modelId, Section section, String fieldKey, MessageKeyInfo messageKey, Widget widget, String parentPath) {

         QueryPath path = QueryPath.concat(parentPath, fieldKey);

             Metadata meta = modelDefinition.getMetadata(path);

             FieldDescriptor fd;

             if (widget != null) {

                     fd = new FieldDescriptor(path.toString(), messageKey, meta, widget);

             }

             else{

                     fd = new FieldDescriptor(path.toString(), messageKey, meta);

             }

             if (modelId != null) {

                     fd.setModelId(modelId.getModelId());

             }

             section.addField(fd);

             return fd;

     }

     public String getEditSearchCluSetId() {

         return editSearchCluSetId;

     }

     public void setEditSearchCluSetId(String searchCluSetId) {

         this.editSearchCluSetId = searchCluSetId;

     }

     public String getViewSearchCluSetId() {

         return viewSearchCluSetId;

     }

     public void setViewSearchCluSetId(String viewSearchCluSetId) {

         this.viewSearchCluSetId = viewSearchCluSetId;

     }

     protected MessageKeyInfo generateMessageInfo(String labelKey) {

         return new MessageKeyInfo("clusetmanagement", "clusetmanagement", "draft", labelKey);

     }

     class ModelIdPlaceHolder {

             private String modelId;

             public ModelIdPlaceHolder(String modelId) {

                     setModelId(modelId);

             }

                 public String getModelId() {

                         return modelId;

                 }

                 public void setModelId(String modelId) {

                         this.modelId = modelId;

                 }

     }

     public class CluSetEditOptionList extends KSCheckBoxList{

         public CluSetEditOptionList(){

             SimpleListItems editOptions = new SimpleListItems();

             editOptions.addItem(ToolsConstants.CLU_SET_SWAP_APPROVED_CLUS, "Approved Courses");

             editOptions.addItem(ToolsConstants.CLU_SET_SWAP_PROPOSED_CLUS, "Proposed Courses");

             editOptions.addItem(ToolsConstants.CLU_SET_SWAP_CLU_SETS, "CLU Sets");

             editOptions.addItem(ToolsConstants.CLU_SET_SWAP_CLU_SET_RANGE, "Course Ranges (Course numbers, common learning objectives, etc)");

             super.setListItems(editOptions);

         }

     }

 }