/**

  * 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.core.workflow.ui.client.widgets;

 import java.util.ArrayList;

 import java.util.HashSet;

 import java.util.List;

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

 import org.kuali.student.common.assembly.data.MetadataInterrogator;

 import org.kuali.student.common.assembly.data.ModelDefinition;

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

 import org.kuali.student.common.dto.DtoConstants.DtoState;

 import org.kuali.student.common.dto.RichTextInfo;

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

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

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

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

 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.binding.ModelWidgetBinding;

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

 import org.kuali.student.common.ui.client.event.ActionEvent;

 import org.kuali.student.common.ui.client.event.SaveActionEvent;

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

 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.HasCrossConstraints;

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

 import org.kuali.student.common.ui.client.util.SearchUtils;

 import org.kuali.student.common.ui.client.widgets.KSButtonAbstract.ButtonStyle;

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

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

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

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

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

 import org.kuali.student.common.ui.client.widgets.buttongroups.AcknowledgeCancelGroup;

 import org.kuali.student.common.ui.client.widgets.buttongroups.ButtonEnumerations;

 import org.kuali.student.common.ui.client.widgets.buttongroups.ButtonEnumerations.AcknowledgeCancelEnum;

 import org.kuali.student.common.ui.client.widgets.buttongroups.ButtonEnumerations.ConfirmCancelEnum;

 import org.kuali.student.common.ui.client.widgets.buttongroups.ButtonEnumerations.RejectCancelEnum;

 import org.kuali.student.common.ui.client.widgets.buttongroups.ConfirmCancelGroup;

 import org.kuali.student.common.ui.client.widgets.buttongroups.RejectCancelGroup;

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

 import org.kuali.student.common.ui.client.widgets.field.layout.button.ActionCancelGroup;

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

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

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

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

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

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

 import org.kuali.student.common.ui.client.widgets.menus.KSMenuItemData;

 import org.kuali.student.common.ui.client.widgets.notification.KSNotification;

 import org.kuali.student.common.ui.client.widgets.notification.KSNotifier;

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

 import org.kuali.student.common.validation.dto.ValidationResultInfo;

 import org.kuali.student.common.validation.dto.ValidationResultInfo.ErrorLevel;

 import org.kuali.student.core.comment.dto.CommentInfo;

 import org.kuali.student.core.comments.ui.client.service.CommentRpcService;

 import org.kuali.student.core.comments.ui.client.service.CommentRpcServiceAsync;

 import org.kuali.student.core.proposal.dto.ProposalInfo;

 import org.kuali.student.core.proposal.ui.client.service.ProposalRpcService;

 import org.kuali.student.core.proposal.ui.client.service.ProposalRpcServiceAsync;

 import org.kuali.student.core.workflow.ui.client.WorkflowConstants;

 import org.kuali.student.core.workflow.ui.client.service.WorkflowRpcService;

 import org.kuali.student.core.workflow.ui.client.service.WorkflowRpcServiceAsync;

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

 import com.google.gwt.event.dom.client.ClickEvent;

 import com.google.gwt.event.dom.client.ClickHandler;

 import com.google.gwt.event.dom.client.KeyUpEvent;

 import com.google.gwt.event.dom.client.KeyUpHandler;

 import com.google.gwt.user.client.Window;

 import com.google.gwt.user.client.rpc.AsyncCallback;

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

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

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

 public class WorkflowUtilities{

         //TODO: This should come from the ReferenceModel like it does in CommentTool

     public static final String PROPOSAL_REF_TYPE_KEY = "referenceType.clu.proposal";

         public static enum DecisionRationaleDetail {

         APPROVE("kuali.comment.type.workflowDecisionRationale.approve", "Approved"),

         REJECT("kuali.comment.type.workflowDecisionRationale.reject", "Rejected"),

         RETURN_TO_PREVIOUS("kuali.comment.type.workflowDecisionRationale.return", "Sent for Revisions"),

         WITHDRAW("kuali.comment.type.workflowDecisionRationale.withdraw", "Withdrawn"),

         ACKNOWLEDGE("kuali.comment.type.workflowDecisionRationale.acknowledge", "Acknowledged"),

         FYI("kuali.comment.type.workflowDecisionRationale.fyi", "FYI"),

         CANCEL_WORKFLOW("kuali.comment.type.workflowDecisionRationale.cancelWorkflow", "Cancelled"),

         BLANKET_APPROVE("kuali.comment.type.workflowDecisionRationale.blanketApprove", "Blanket Approved")

         ;

         private String type = "";

         private String label = "";

         private DecisionRationaleDetail(String type, String label) {

             this.type = type;

             this.label = label;

         }

         public String getType() {

             return type;

         }

         public String getLabel() {

             return label;

         }

         public static DecisionRationaleDetail getByType(String type) {

             for (DecisionRationaleDetail detail : DecisionRationaleDetail.values()) {

                 if (detail.getType().equals(type)) {

                     return detail;

                 }

             }

             return null;

         }

     }

         DataModel dataModel=null;

         boolean loaded=false;

     private boolean workflowWidgetsEnabled = true;

         private KSMenuItemData wfApproveItem;

         private KSMenuItemData wfDisApproveItem;

         private KSMenuItemData wfAcknowledgeItem;

         private KSMenuItemData wfStartWorkflowItem;

     private KSMenuItemData wfCancelWorkflowItem;

         private KSMenuItemData wfFYIWorkflowItem;

         private KSMenuItemData wfWithdrawItem;

     private KSMenuItemData wfReturnToPreviousItem;

     private KSMenuItemData wfBlanketApproveItem;

         private final List<KSMenuItemData> items = new ArrayList<KSMenuItemData>();

         private final List<KSMenuItemData> additionalItems = new ArrayList<KSMenuItemData>();

     SaveActionEvent approveSaveActionEvent;

     SaveActionEvent startWorkflowSaveActionEvent;

     WorkflowRpcServiceAsync workflowRpcServiceAsync = GWT.create(WorkflowRpcService.class);

     private final CommentRpcServiceAsync commentServiceAsync = GWT.create(CommentRpcService.class);

     private final ProposalRpcServiceAsync proposalServiceAsync = GWT.create(ProposalRpcService.class);

     private String modelName;

     private String proposalPath;

     private String proposalId = "";

     private String workflowId;

     private String proposalName="";

     private String workflowActions="";

         private final List<StylishDropDown> workflowWidgets = new ArrayList<StylishDropDown>();

         private Callback<Boolean> submitCallback;

         private final ConfirmationDialog dialog = new ConfirmationDialog("Submit Proposal", "Are you sure you want to submit the proposal to workflow?", "Submit");

         private AbbrPanel required; 

         private KSLightBox submitSuccessDialog;

         private VerticalPanel dialogPanel;

         private VerticalSectionView approveDialogView;

         private VerticalSectionView blanketApproveDialogView;

         private HashSet<String> ignoredApproveDialogFields = new HashSet<String>();

     private final KSLabel workflowStatusLabel = new KSLabel("");

     private final KSLabel proposalStatusLabel = new KSLabel("");

     private final LayoutController parentController;

         private String dropDownLabel = "Workflow Actions";

         ActionCancelGroup approveCancelButtons = new ActionCancelGroup(ButtonEnumerations.ApproveCancelEnum.APPROVE, ButtonEnumerations.ApproveCancelEnum.CANCEL); 

         public WorkflowUtilities(LayoutController parentController, String proposalPath) {

                 this.parentController = parentController;

                 this.proposalPath = proposalPath;

                 setupWFButtons();

                 setupDialog();

         }

         public WorkflowUtilities(LayoutController parentController, String proposalPath, String dropDownLabel) {

                 this.dropDownLabel = dropDownLabel;

                 this.parentController = parentController;

                 this.proposalPath = proposalPath;

                 setupWFButtons();

                 setupDialog();

         }

         public WorkflowUtilities(LayoutController parentController, String proposalPath, String dropDownLabel, Enum<?> viewEnum, String name, String modelId) {

                 this.dropDownLabel = dropDownLabel;

                 this.parentController = parentController;

                 this.proposalPath = proposalPath;

                 approveDialogView = new VerticalSectionView(viewEnum, name, modelId);

                 approveDialogView.setController(parentController);

                 blanketApproveDialogView = new VerticalSectionView(viewEnum, name, modelId);

                 blanketApproveDialogView.setController(parentController);

                 setupWFButtons();

                 setupDialog();

         }

         public void addApproveDialogMsg(String messageText) {

             KSLabel textArea = new KSLabel();

             textArea.setText(messageText);

             approveDialogView.addWidget(textArea);

         }

         public FieldDescriptor addApproveDialogField(String parentPath, String fieldKey, MessageKeyInfo messageKey, ModelDefinition modelDefinition, boolean forceAdd){

             return addApproveDialogField(parentPath, fieldKey, messageKey, modelDefinition, forceAdd, false, null);

         }

            public FieldDescriptor addApproveDialogField(String parentPath, String fieldKey, MessageKeyInfo messageKey, ModelDefinition modelDefinition, boolean forceAdd, boolean readOnly){

                 return addApproveDialogField(parentPath, fieldKey, messageKey, modelDefinition, forceAdd, readOnly, null);

             }

         public FieldDescriptor addApproveDialogField(String parentPath, String fieldKey, MessageKeyInfo messageKey, ModelDefinition modelDefinition, boolean forceAdd, boolean readOnly, Widget widget){

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

         Metadata meta = modelDefinition.getMetadata(path);

         FieldDescriptor blanketApproveFd;

         FieldDescriptor approveFd;

         //Always add to blanket approve 

         if(blanketApproveDialogView != null){

             if(!readOnly){

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

             } else {

                 blanketApproveFd = new FieldDescriptorReadOnly(path.toString(), messageKey, meta);

             }

             blanketApproveFd.setHasHadFocus(true);

                 blanketApproveDialogView.addField(blanketApproveFd);

         }

                 //Add a new field to the workflow widget

                 if(approveDialogView != null){

                 if(forceAdd || 

                                 (meta.isCanEdit() && 

                                                 (MetadataInterrogator.isRequiredForNextState(meta) || 

                                                                 (meta.getConstraints() != null && meta.getConstraints().get(0)!=null && meta.getConstraints().get(0).getMinOccurs()!= null && meta.getConstraints().get(0).getMinOccurs()>0)))){

                     if(!readOnly){

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

                     } else {

                         approveFd = new FieldDescriptorReadOnly(path.toString(), messageKey, meta);

                     }

                     approveFd.setHasHadFocus(true);

                         approveDialogView.addField(approveFd);

                     return approveFd;

                 }

                 }

                 return null;

         }

         public void updateApproveFields(){

                 parentController.requestModel(new ModelRequestCallback<DataModel>(){

                         public void onModelReady(final DataModel model) {

                                 if(approveDialogView!=null){

                                         approveDialogView.updateView(model);

                                         for (final FieldDescriptor fd:approveDialogView.getFields()){

                                                 updateCrossField(fd,model);

                                         }

                                 }

                                 if(blanketApproveDialogView!=null){

                                         blanketApproveDialogView.updateView(model);

                                         for (final FieldDescriptor fd:blanketApproveDialogView.getFields()){

                                                 updateCrossField(fd,model);

                                         }

                                 }

                         }

                         public void onRequestFail(Throwable cause) {

                         }

                 });

         }

         /**

          * Updates and binds all of the dependent fields for the field passed in as a parameter. 

          * Then reprocesses constraints on the field passed in so it is correctly constrained.

          * This is needed since the data values won't be bound to the fields until those sections are displayed

          *

          * TODO This static class should be moved to a utility at some point

          *   

          * @param fd the field with cross constraints that needs updating

          * @param dataModel

          */

         public static void updateCrossField(final FieldDescriptor fd, final DataModel dataModel){

         // Update the widgets of any cross constraints so the values are there and can be reprocessed.

         if (fd.getFieldWidget() instanceof KSPicker && ((KSPicker) fd.getFieldWidget()).getInputWidget() instanceof KSSelectItemWidgetAbstract) {

             if (fd.getFieldWidget() instanceof HasCrossConstraints) {

                 HashSet<String> constraints = ((HasCrossConstraints) fd.getFieldWidget()).getCrossConstraints();

                 if (constraints != null) {

                     for (String path : constraints) {

                         final String finalPath = SearchUtils.resolvePath(path);

                         final FieldDescriptor crossField = Application.getApplicationContext().getPathToFieldMapping(null, finalPath);

                         if (crossField != null) {

                             final ModelWidgetBinding mwb = crossField.getModelWidgetBinding();

                             if (mwb != null) {

                                 // This insanity is needed because setting a widget value can be asynchronous.

                                 // Adds a callback and reprocesses constraints after the value has actually been set

                                 if (crossField.getFieldWidget() instanceof KSPicker && ((KSPicker) crossField.getFieldWidget()).getInputWidget() instanceof KSSelectItemWidgetAbstract) {

                                     ((KSSelectItemWidgetAbstract) ((KSPicker) crossField.getFieldWidget()).getInputWidget()).addWidgetReadyCallback(new Callback<Widget>() {

                                         public void exec(Widget result) {

                                             mwb.setWidgetValue(crossField.getFieldWidget(), dataModel, finalPath);

                                             ((HasCrossConstraints) fd.getFieldWidget()).reprocessWithUpdatedConstraints();

                                         }

                                     });

                                 } else {

                                     mwb.setWidgetValue(crossField.getFieldWidget(), dataModel, finalPath);

                                 }

                             }

                         }

                     }

                 }

                 ((HasCrossConstraints) fd.getFieldWidget()).reprocessWithUpdatedConstraints();

             }

         }

     }

         public void requestAndSetupModel(final Callback<Boolean> onModelReadyCallback) {

                 if(null==dataModel){

                         //Get the Model from the controller and register a model change handler when the workflow model is updated

                         parentController.requestModel(modelName, new ModelRequestCallback<DataModel>() {

                                 @Override

                                 public void onRequestFail(Throwable cause) {

                                         Window.alert("Model Request Failed. "+cause.getMessage());

                                 }

                                 @Override

                                 public void onModelReady(DataModel model) {

                                         //After we get the model update immediately

                                         dataModel = model;

                                         updateWorkflow(dataModel);

                                         onModelReadyCallback.exec(true);

                                 }

                         });

                 }else{

                         //If the model has been set don't waste time finding it again and don't register 

                         //another change listener, just update

                         updateWorkflow(dataModel);

                         onModelReadyCallback.exec(true);

                 }

         }

         private void setupWFButtons() {

                 wfApproveItem = getApproveItem();

                 wfDisApproveItem = getDisApproveItem();

                 wfAcknowledgeItem = getAcknowledgeItem();

                 wfStartWorkflowItem = getStartItem();

                 wfCancelWorkflowItem = getCancelWorkflowItem();

                 wfFYIWorkflowItem = getFYIWorkflowItem();

                 wfWithdrawItem = getWithdrawItem();

                 wfReturnToPreviousItem = getReturnToPreviousItem();

                 wfBlanketApproveItem = getBlanketApproveItem();

         }

         private void setupSubmitSuccessDialog(){

                 if(submitSuccessDialog==null){

                         submitSuccessDialog= new KSLightBox();

                         submitSuccessDialog.setSize(580, 480);

                         dialogPanel = new VerticalPanel();

                         submitSuccessDialog.setWidget(dialogPanel);

                 }

         }

         private void setupDialog(){

                 dialog.getConfirmButton().addClickHandler(new ClickHandler(){

                         @Override

                         public void onClick(ClickEvent event) {

                                 dialog.getConfirmButton().setEnabled(false);

                                 workflowRpcServiceAsync.submitDocumentWithId(workflowId, new KSAsyncCallback<Boolean>(){

                                         @Override

                     public void handleFailure(Throwable caught) {

                                                 Window.alert("Error starting Proposal workflow");

                                                 dialog.getConfirmButton().setEnabled(true);

                                         }

                                         public void onSuccess(Boolean result) {

                                                 if (result){

                                                         updateWorkflow(dataModel);                                                

                                                         dialog.hide();

                                                         dialog.getConfirmButton().setEnabled(true);

                                                         if(submitCallback != null){

                                                                 submitCallback.exec(true);

                                                         }

                                                         //Notify the user that the document was submitted

                                                         KSNotifier.add(new KSNotification("Proposal has been routed to workflow", false));

                                                 } else {

                                                         Window.alert("Error starting Proposal workflow");

                                                 }

                                         }

                                 });

                         }

                 });

         }

         public Widget getWorkflowActionsWidget(){

                 //InfoMessage infoContainer = new InfoMessage();

                 StylishDropDown workflowActionsDropDown = GWT.create(StylishDropDown.class);

                 workflowActionsDropDown.initialise(dropDownLabel );

                 workflowActionsDropDown.makeAButtonWhenOneItem(true);

                 workflowActionsDropDown.addStyleName("KS-Workflow-DropDown");

                 workflowWidgets.add(workflowActionsDropDown);

                 workflowActionsDropDown.setVisible(false);

                 updateWorkflow(dataModel);

 /*                infoContainer.add(workflowActionsDropDown);

                 infoContainer.showWarnStyling(false);

                 infoContainer.setVisible(true);*/

                 //workflowActionsDropDown

                 return workflowActionsDropDown;

         }

     public void enableWorkflowActionsWidgets(boolean enable) {

         workflowWidgetsEnabled = enable;

                 updateWorkflowActionsWidget();

         }

     //callback is returned a List<ValidationResultInfo> result through the callback's exec

         public void doValidationCheck(Callback<List<ValidationResultInfo>> callback){

                 dataModel.validateNextState(callback);

         }

         public KSLabel getWorkflowStatusLabel(){

                 return workflowStatusLabel;

         }

     public KSLabel getProposalStatusLabel() {

         return proposalStatusLabel;

     }

     private void updateWorkflowIdFromModel(final DataModel model) {

                 if(model!=null){

                         String modelProposalId = model.get(QueryPath.parse(proposalPath + "/id"));

                         //If proposalId in model has been set or changed, get new workflowId and update workflow widget

                         if (modelProposalId != null && !modelProposalId.isEmpty() && !modelProposalId.equals(proposalId)){

                                 proposalId = modelProposalId;

                                 workflowId = model.get(QueryPath.parse(proposalPath + "/workflowId"));

                                 proposalName = model.get(QueryPath.parse(proposalPath + "/name"));

                         }

                 }

         }

         private void updateWorkflow(DataModel model){

                 updateWorkflowIdFromModel(model);

                 if (workflowId != null && !workflowId.isEmpty()){

                         //Determine which workflow actions are displayed in the drop down

                         workflowRpcServiceAsync.getActionsRequested(workflowId, new KSAsyncCallback<String>(){

                                 public void onSuccess(String result) {

                                         workflowActions = result;

                                         updateWorkflowActionsWidget();

                                 }

                         });

                         workflowRpcServiceAsync.getDocumentStatus(workflowId, new KSAsyncCallback<String>(){

                                 @Override

                                 public void handleFailure(Throwable caught) {

                     setWorkflowStatus("Unknown");

                                 }

                                 @Override

                                 public void onSuccess(String result) {

                                         setWorkflowStatus(result);

                                 }                                                

                         });

             proposalServiceAsync.getProposalByWorkflowId(workflowId, new KSAsyncCallback<ProposalInfo>() {

                 @Override

                 public void handleFailure(Throwable caught) {

                     setProposalStatus("Unknown");

                 }

                 @Override

                 public void onSuccess(ProposalInfo result) {

                     setProposalStatus(result.getState());

                 }

             });

                 } else {

             setWorkflowStatus("Draft");

             setProposalStatus("Draft");

                 }                        

         }

         private void updateWorkflowActionsWidget(){

                 items.clear();

                 //When workflow widgets enabled display all available actions, otherwise only

                 //display Cancel, Acknowledge, FYI and Withdraw actions.

                 if (workflowWidgetsEnabled){

                 //Get the workflowNode from the proposal

                         String workflowNode = null;

                 if(dataModel!=null){

                         workflowNode = dataModel.get("proposal/workflowNode");

                 }

                         if(workflowActions.contains("S")){

                                 items.add(wfStartWorkflowItem);

                         }

             if(workflowActions.contains("C")){

                 items.add(wfCancelWorkflowItem);

             }

                         if(workflowActions.contains("A")){

                                 items.add(wfApproveItem);

                                 //Change the approve label  to resubmit if it is the first node

                                 if("PreRoute".equals(workflowNode)){

                                     wfApproveItem.setLabel("Resubmit Proposal");

                     }else{

                                     wfApproveItem.setLabel("Approve Proposal");

                                     //Only add disapprove if it is not the first node

                                     items.add(wfDisApproveItem);

                     }

                         }

                         if(workflowActions.contains("K")){

                                 items.add(wfAcknowledgeItem);

                         }

                         if(workflowActions.contains("F")){

                                 items.add(wfFYIWorkflowItem);

                         }

             if(workflowActions.contains("R")){

                     //Don't show the return to previous if this is already in preroute.

                     //Why is this showing up in WF actions?

                     if(!"PreRoute".equals(workflowNode)){

                             items.add(wfReturnToPreviousItem);

                     }

             }

             if(workflowActions.contains("B")){

                 items.add(wfBlanketApproveItem);

             }

             if(workflowActions.contains("W")){

                 items.add(wfWithdrawItem);

             }

                 } else {                        

             if(workflowActions.contains("C")){

                 items.add(wfCancelWorkflowItem);

             }

                         if(workflowActions.contains("K")){

                                 items.add(wfAcknowledgeItem);

                         }

                         if(workflowActions.contains("F")){

                                 items.add(wfFYIWorkflowItem);

                         }            

             if(workflowActions.contains("W")){

                 items.add(wfWithdrawItem);

             }

             if(workflowActions.contains("A")){

                 items.add(wfDisApproveItem);               

             }

                 }

                 //Add in any other custom items you want in this dropdown.

                 items.addAll(additionalItems);

                 for(StylishDropDown widget: workflowWidgets){

                         widget.setItems(items);

                         widget.setEnabled(true);

                         if(items.isEmpty()){

                                 widget.setVisible(false);

                         }

                         else{

                                 widget.setVisible(true);

                         }

                 }                

         }

         private KSMenuItemData getFYIWorkflowItem() {

                 KSMenuItemData wfFYIWorkflowItem;

                 final KSRichEditor rationaleEditor = new KSRichEditor();

                 wfFYIWorkflowItem = new KSMenuItemData("FYI Proposal", new ClickHandler(){

                 public void onClick(ClickEvent event) {           

                         addRationale(rationaleEditor,DecisionRationaleDetail.FYI.getType());

                                 workflowRpcServiceAsync.fyiDocumentWithId(workflowId, new KSAsyncCallback<Boolean>(){

                                         @Override

                     public void handleFailure(Throwable caught) {

                                                 Window.alert("Error FYIing Proposal");

                                         }

                                         public void onSuccess(

                                                         Boolean result) {

                                                 if(result){

                                                         updateWorkflow(dataModel);

                                                         if(submitCallback != null){

                                                                 submitCallback.exec(true);

                                                         }

                                                         //Notify the user that the document was FYIed

                                                         KSNotifier.add(new KSNotification("Proposal was FYIed", false));

                                                 }else{

                                                         Window.alert("Error FYIing Proposal");

                                                 }

                                         }

                                 });

                 }        

             });

                 return wfFYIWorkflowItem;

         }

         private KSMenuItemData getAcknowledgeItem() {

                 KSMenuItemData wfAcknowledgeItem;

                 wfAcknowledgeItem = new KSMenuItemData("Acknowledge Proposal", new ClickHandler(){

                 public void onClick(ClickEvent event) {

                         setupSubmitSuccessDialog();

                                 final KSRichEditor rationaleEditor = new KSRichEditor();

                                 final AcknowledgeCancelGroup approvalButton = new AcknowledgeCancelGroup(new Callback<AcknowledgeCancelEnum>(){

                                         @Override

                                         public void exec(AcknowledgeCancelEnum result) {

                                                 if(!result.name().equals("CANCEL")){

                                                         addRationale(rationaleEditor,DecisionRationaleDetail.ACKNOWLEDGE.getType());

                                                         workflowRpcServiceAsync.acknowledgeDocumentWithId(workflowId, new KSAsyncCallback<Boolean>(){

                                                                 @Override

                                 public void handleFailure(Throwable caught) {

                                                                         submitSuccessDialog.hide();

                                                                         Window.alert("Error acknowledging Proposal");

                                                                 }

                                                                 public void onSuccess(Boolean result) {

                                                                         submitSuccessDialog.hide();

                                                                         if(result){

                                                                                 updateWorkflow(dataModel);

                                                                                 if(submitCallback != null){

                                                                                         submitCallback.exec(true);

                                                                                 }

                                                                                 //Notify the user that the document was acknowledged

                                                                                 KSNotifier.add(new KSNotification("Proposal was acknowledged", false));

                                                                         }else{

                                                                                 Window.alert("Error acknowledging Proposal");

                                                                         }

                                                                 }

                                                         });

                                                 }

                                                 else{

                                                         submitSuccessDialog.hide();

                                                 }

                                         }

                                 });

                                 approvalButton.getButton(ButtonEnumerations.AcknowledgeCancelEnum.ACKNOWLEDGE).setEnabled(false);

                 rationaleEditor.getRichTextArea().addKeyUpHandler(new KeyUpHandler(){

                     @Override

                     public void onKeyUp(KeyUpEvent event) {

                         if(!rationaleEditor.getText().trim().isEmpty()){

                             approvalButton.getButton(ButtonEnumerations.AcknowledgeCancelEnum.ACKNOWLEDGE).setEnabled(true);

                         } else {

                             approvalButton.getButton(ButtonEnumerations.AcknowledgeCancelEnum.ACKNOWLEDGE).setEnabled(false);

                         }                            

                     }

                 });

                                 SectionTitle headerTitle = SectionTitle.generateH3Title("Acknowledge Proposal");

                                 SectionTitle dialogLabel = SectionTitle.generateH4Title("You are acknowledging the " + proposalName +" proposal");

                                 SectionTitle fieldLabel = SectionTitle.generateH4Title("Decision Rationale");

                                 rationaleEditor.addStyleName("KS-Comment-Create-Editor");

                                 dialogPanel.clear();

                                 submitSuccessDialog.clearButtons();

                                 submitSuccessDialog.setNonCaptionHeader(headerTitle);

                                 dialogPanel.add(dialogLabel);

                                 dialogPanel.add(fieldLabel);

                                 dialogPanel.add(rationaleEditor);

                                 submitSuccessDialog.addButtonGroup(approvalButton);

                                 submitSuccessDialog.show();

                 }        

             });

                 return wfAcknowledgeItem;

         }

         private KSMenuItemData getDisApproveItem() {

                 KSMenuItemData wfDisApproveItem;

                 wfDisApproveItem = new KSMenuItemData("Reject Proposal", new ClickHandler(){

                 public void onClick(ClickEvent event) {   

                         setupSubmitSuccessDialog();

                                 final KSRichEditor rationaleEditor = new KSRichEditor();

                                 final RejectCancelGroup disapprovalButton = new RejectCancelGroup(new Callback<RejectCancelEnum>(){

                                         @Override

                                         public void exec(RejectCancelEnum result) {

                                                 if(!result.name().equals("CANCEL")){

                                                         if(rationaleEditor.getText().trim().equals("")){

                                                                 required.setText("Please enter the decision rationale");

                                                         }

                                                         else{

                                                                 addRationale(rationaleEditor,DecisionRationaleDetail.REJECT.getType());

                                                                 workflowRpcServiceAsync.disapproveDocumentWithId(workflowId, new KSAsyncCallback<Boolean>(){

                                                                         @Override

                                     public void handleFailure(Throwable caught) {

                                                                                 submitSuccessDialog.hide();

                                                                                 Window.alert("Error rejecting Proposal");

                                                                         }

                                                                         public void onSuccess(Boolean result) {

                                                                                 submitSuccessDialog.hide();

                                                                                 if(submitCallback != null){

                                                                                         submitCallback.exec(result);

                                                                                 }

                                                                                 if(result){

                                                                                         KSNotifier.add(new KSNotification("Proposal was rejected", false));

                                                                                         updateWorkflow(dataModel);

                                                                                 }else{

                                                                                         Window.alert("Error rejecting Proposal");

                                                                                 }

                                                                         }

                                                                 });

                                                         }

                                         }

                                         else{

                                                 submitSuccessDialog.hide();

                                         }

                                         }

                                 });

                                 disapprovalButton.getButton(ButtonEnumerations.RejectCancelEnum.REJECT).setEnabled(false);

                 rationaleEditor.getRichTextArea().addKeyUpHandler(new KeyUpHandler(){

                     @Override

                     public void onKeyUp(KeyUpEvent event) {

                         if(!rationaleEditor.getText().trim().isEmpty()){

                             disapprovalButton.getButton(ButtonEnumerations.RejectCancelEnum.REJECT).setEnabled(true);

                         } else {

                             disapprovalButton.getButton(ButtonEnumerations.RejectCancelEnum.REJECT).setEnabled(false);

                         }                            

                     }

                 });

                                 SectionTitle headerTitle = SectionTitle.generateH3Title("Reject Proposal");

                                 SectionTitle dialogLabel = SectionTitle.generateH4Title("You are rejecting the " + proposalName +" proposal");

                                 SectionTitle fieldLabel = SectionTitle.generateH4Title("Decision Rationale");

                                 required = new AbbrPanel("Required", "ks-form-module-elements-required", " * ");

                                 required.setVisible(true);

 //                                final KSRichEditor rationaleEditor = new KSRichEditor();

 //                                rationaleEditor.addStyleName("ks-textarea-width");

 //                                rationaleEditor.addStyleName("ks-textarea-large-height");

                                 rationaleEditor.addStyleName("KS-Comment-Create-Editor");

                                 dialogPanel.clear();

                                 submitSuccessDialog.clearButtons();

                                 submitSuccessDialog.setNonCaptionHeader(headerTitle);

                                 dialogPanel.add(dialogLabel);

                                 dialogPanel.add(fieldLabel);

                                 dialogPanel.add(required);

                                 dialogPanel.add(rationaleEditor);

                                 submitSuccessDialog.addButtonGroup(disapprovalButton);

                                 submitSuccessDialog.setWidget(dialogPanel);

                                 submitSuccessDialog.show();

                 }        

             });

                 return wfDisApproveItem;

         }

         private KSMenuItemData getApproveItem() {

                 KSMenuItemData wfApproveItem;

                 wfApproveItem= new KSMenuItemData("Approve Proposal", new ClickHandler(){

                         public void onClick(ClickEvent event) {

                                 setupSubmitSuccessDialog();

                                 final KSRichEditor rationaleEditor = new KSRichEditor();

 //                                final ActionCancelGroup approveCancelButtons = new ActionCancelGroup(ButtonEnumerations.ApproveCancelEnum.APPROVE, ButtonEnumerations.ApproveCancelEnum.CANCEL);                                  

                                 approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(false);

                                 approveCancelButtons.addCallback(new Callback<ButtonEnumerations.ButtonEnum>() {

                     @Override

                     public void exec(ButtonEnumerations.ButtonEnum result) {

                         if (result != ButtonEnumerations.ApproveCancelEnum.CANCEL) {

                             if (rationaleEditor.getText().trim().equals("")) {

                                 required.setText("Please enter the decision rationale");

                             } else {

                                 if (approveDialogView != null) {

                                     // Validate all the fields on the current section (the additional required fields)

                                     parentController.requestModel(new ModelRequestCallback<DataModel>() {

                                         @Override

                                         public void onModelReady(DataModel model) {

                                             approveDialogView.updateModel();

                                             model.validateNextState(new Callback<List<ValidationResultInfo>>() {

                                                 @Override

                                                 public void exec(List<ValidationResultInfo> results) {

                                                     // Process the results on the additional fields view

                                                     if (ErrorLevel.OK.equals(approveDialogView.processValidationResults(results))) {

                                                         // Save first and then do the workflow actions later

                                                         SaveActionEvent saveActionEvent = new SaveActionEvent();

                                                         saveActionEvent.setActionCompleteCallback(new ActionCompleteCallback() {

                                                             public void onActionComplete(ActionEvent action) {

                                                                 doWorkflowApprove();

                                                             }

                                                         });

                                                         parentController.fireApplicationEvent(saveActionEvent);

                                                     } else {

                                                         KSNotifier.add(new KSNotification("Unable to save, please check fields for errors.", false, true, 5000));

                                                     }

                                                 }

                                             });

                                         }

                                         @Override

                                         public void onRequestFail(Throwable cause) {

                                             KSNotifier.add(new KSNotification("Error requesting data model.", false, true, 5000));

                                         }

                                     });

                                 } else {

                                     doWorkflowApprove();

                                 }

                             }

                         } else {

                             submitSuccessDialog.hide();

                         }

                     }

                     private void doWorkflowApprove() {

                         addRationale(rationaleEditor, DecisionRationaleDetail.APPROVE.getType());

                         workflowRpcServiceAsync.approveDocumentWithId(workflowId, new KSAsyncCallback<Boolean>() {

                             @Override

                             public void handleFailure(Throwable caught) {

                                 submitSuccessDialog.hide();

                                 Window.alert("Error approving Proposal");

                             }

                             public void onSuccess(Boolean result) {

                                 submitSuccessDialog.hide();

                                 if (result) {

                                     updateWorkflow(dataModel);

                                     if (submitCallback != null) {

                                         submitCallback.exec(result);

                                     }

                                     // Notify the user that the document was approved

                                     KSNotifier.add(new KSNotification("Proposal was approved", false));

                                 } else {

                                     Window.alert("Error approving Proposal");

                                 }

                             }

                         });

                     }

                 });                                

                 if(approveDialogView.getField("proposal/prevEndTerm") != null){                    

                     approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(false);                    

                     rationaleEditor.getRichTextArea().addKeyUpHandler(new KeyUpHandler(){

                         @Override

                         public void onKeyUp(KeyUpEvent event) {

                             if(!rationaleEditor.getText().trim().isEmpty() && !(((KSPicker) (approveDialogView.getField("proposal/prevEndTerm").getFieldWidget())).getDisplayValue() == "") ){

                                 approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(true);

                             } else {

                                 approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(false);

                             }                            

                         }

                     });     

                     if (approveDialogView.getField("proposal/prevEndTerm").getFieldWidget() instanceof KSPicker) {

                             ((KSPicker) (approveDialogView.getField("proposal/prevEndTerm").getFieldWidget())).addSelectionChangeHandler(new SelectionChangeHandler(){

                             @Override

                             public void onSelectionChange(SelectionChangeEvent event) {

                                 if(!rationaleEditor.getText().trim().isEmpty() && !(((KSPicker) (approveDialogView.getField("proposal/prevEndTerm").getFieldWidget())).getDisplayValue() == "")  ){

                                     approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(true);

                                 } else {

                                     approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(false);

                                 }

                             }

                         });

                     }

                 } else {

                     rationaleEditor.getRichTextArea().addKeyUpHandler(new KeyUpHandler(){

                         @Override

                         public void onKeyUp(KeyUpEvent event) {

                             if(!rationaleEditor.getText().trim().isEmpty()){

                                 approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(true);

                             } else {

                                 approveCancelButtons.getButton(ButtonEnumerations.ApproveCancelEnum.APPROVE).setEnabled(false);

                             }                            

                         }

                     }); 

                 }

                                 SectionTitle headerTitle = SectionTitle.generateH3Title("Approve Proposal");

                                 SectionTitle dialogLabel = SectionTitle.generateH4Title("You are approving the " + proposalName +" proposal");

                                 SectionTitle fieldLabel = SectionTitle.generateH4Title("Decision Rationale");                                

                                 required = new AbbrPanel("Required", "ks-form-module-elements-required", " * ");

                                 required.setVisible(true);                                

                 HorizontalPanel rationalePanel = new HorizontalPanel();                

                 rationalePanel.add(fieldLabel);

                 rationalePanel.add(required);                                

                                 rationaleEditor.addStyleName("KS-Comment-Create-Editor");

                                 dialogPanel.clear();

                                 submitSuccessDialog.clearButtons();

                                 submitSuccessDialog.setNonCaptionHeader(headerTitle);

                                 dialogPanel.add(dialogLabel);

                                 dialogPanel.add(rationalePanel);

                                 dialogPanel.add(rationaleEditor);

                 if(approveDialogView!=null && !approveDialogView.getFields().isEmpty()){

                         dialogPanel.add(approveDialogView.asWidget());

                 }

                                 submitSuccessDialog.addButtonGroup(approveCancelButtons);

                                 //dialogPanel.setSize("580px", "450px");

                                 dialogPanel.setHeight("380px");

                                 submitSuccessDialog.show();

                         }        

                 });

                 return wfApproveItem;

         }

     private KSMenuItemData getWithdrawItem() {

         KSMenuItemData wfWithdrawItem;

         wfWithdrawItem = new KSMenuItemData("Withdraw Proposal", new ClickHandler() {

             public void onClick(ClickEvent event) {

                 setupSubmitSuccessDialog();

                 final KSRichEditor rationaleEditor = new KSRichEditor();

                 final ConfirmCancelGroup withdrawButton = new ConfirmCancelGroup(new Callback<ConfirmCancelEnum>() {

                     @Override

                     public void exec(ConfirmCancelEnum result) {

                         if (!result.name().equals("CANCEL")) {

                             if (rationaleEditor.getText().trim().equals("")) {

                                 required.setText("Please enter the decision rationale");

                             } else {

                                 addRationale(rationaleEditor, DecisionRationaleDetail.WITHDRAW.getType());

                                 workflowRpcServiceAsync.withdrawDocumentWithId(workflowId, new KSAsyncCallback<Boolean>() {

                                     @Override

                                     public void handleFailure(Throwable caught) {

                                         submitSuccessDialog.hide();

                                         Window.alert("Error withdrawing Proposal");

                                     }

                                     public void onSuccess(Boolean result) {

                                         submitSuccessDialog.hide();

                                         if (result) {

                                             updateWorkflow(dataModel);

                                             if (submitCallback != null) {

                                                 submitCallback.exec(result);

                                             }

                                             // Notify the user that the document was approved

                                             KSNotifier.add(new KSNotification("Proposal will be withdrawn", false));

                                         } else {

                                             Window.alert("Error withdrawing Proposal");

                                         }

                                     }

                                 });

                             }

                         } else {

                             submitSuccessDialog.hide();

                         }

                     }

                 });

                 withdrawButton.getButton(ButtonEnumerations.ConfirmCancelEnum.CONFIRM).setEnabled(false);

                 rationaleEditor.getRichTextArea().addKeyUpHandler(new KeyUpHandler(){

                     @Override

                     public void onKeyUp(KeyUpEvent event) {

                         if(!rationaleEditor.getText().trim().isEmpty()){

                             withdrawButton.getButton(ButtonEnumerations.ConfirmCancelEnum.CONFIRM).setEnabled(true);

                         } else {

                             withdrawButton.getButton(ButtonEnumerations.ConfirmCancelEnum.CONFIRM).setEnabled(false);

                         }                            

                     }

                 });      

                 SectionTitle headerTitle = SectionTitle.generateH3Title("Withdraw Proposal");

                 SectionTitle dialogLabel = SectionTitle.generateH4Title("You are withdrawing the " + proposalName + " proposal");

                 SectionTitle fieldLabel = SectionTitle.generateH4Title("Decision Rationale");

                 required = new AbbrPanel("Required", "ks-form-module-elements-required", " * ");

                 required.setVisible(true);

                 rationaleEditor.addStyleName("KS-Comment-Create-Editor");

                 dialogPanel.clear();

                 submitSuccessDialog.clearButtons();

                 submitSuccessDialog.setNonCaptionHeader(headerTitle);

                 dialogPanel.add(dialogLabel);

                 dialogPanel.add(fieldLabel);

                 dialogPanel.add(required);

                 dialogPanel.add(rationaleEditor);

                 submitSuccessDialog.addButtonGroup(withdrawButton);

                 //dialogPanel.setSize("580px", "400px");

                 dialogPanel.setHeight("380px");

                 // submitSuccessDialog.setWidget(dialogPanel);

                 submitSuccessDialog.show();

             }

         });

         return wfWithdrawItem;

     }

     private KSMenuItemData getBlanketApproveItem() {

         KSMenuItemData wfBlanketApproveItem;

         wfBlanketApproveItem = new KSMenuItemData("Blanket Approve Proposal", new ClickHandler() {

             public void onClick(ClickEvent event) {

                 setupSubmitSuccessDialog();

                 final KSRichEditor rationaleEditor = new KSRichEditor();

                 final ConfirmCancelGroup blanketApprovalButton = new ConfirmCancelGroup(new Callback<ConfirmCancelEnum>() {

                     @Override

                     public void exec(ConfirmCancelEnum result) {

                         if (!result.name().equals("CANCEL")) {

                             if (rationaleEditor.getText().trim().equals("")) {

                                 required.setText("Please enter the decision rationale");

                             } else {

                                                                 if(blanketApproveDialogView!=null){

                                                                         //Validate all the fields on the current section (the additional required fields)

                                                                         parentController.requestModel(new ModelRequestCallback<DataModel>(){

                                                                                 @Override

                                                                                 public void onModelReady(final DataModel model) {

                                                                                         blanketApproveDialogView.updateModel();

                                                                                         if(parentController instanceof WorkflowEnhancedNavController){