package org.kuali.student.lum.program.client.major.view;

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

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

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

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

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

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

 import org.kuali.student.common.ui.client.configurable.mvc.binding.ModelWidgetBinding;

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

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

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

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

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

 import org.kuali.student.common.ui.client.widgets.table.summary.SummaryTableFieldBlock;

 import org.kuali.student.common.ui.client.widgets.table.summary.SummaryTableFieldRow;

 import org.kuali.student.common.ui.client.widgets.table.summary.SummaryTableSection;

 import org.kuali.student.lum.common.client.configuration.AbstractSectionConfiguration;

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

 import org.kuali.student.lum.program.client.ProgramConstants;

 import org.kuali.student.lum.program.client.ProgramMsgConstants;

 import org.kuali.student.lum.program.client.ProgramSections;

 import org.kuali.student.lum.program.client.major.MajorEditableHeader;

 import org.kuali.student.lum.program.client.major.edit.MajorEditController;

 import org.kuali.student.lum.program.client.major.proposal.MajorProposalController;

 import org.kuali.student.lum.program.client.variation.VariationsBinding;

 /**

  * @author Igor

  */

 public class SpecializationsViewConfiguration extends AbstractSectionConfiguration {

         private Controller controller = null;

     public static SpecializationsViewConfiguration create(Configurer configurer) {

         return new SpecializationsViewConfiguration(configurer);

     }

     public static SpecializationsViewConfiguration createSpecial(Configurer configurer, Controller controller) {

         return new SpecializationsViewConfiguration(configurer, controller);

     }

     private SpecializationsViewConfiguration(Configurer configurer) {

         this.setConfigurer(configurer);

         String title = getLabel(ProgramMsgConstants.PROGRAM_MENU_SECTIONS_SPECIALIZATIONS);

         rootSection = new VerticalSectionView(ProgramSections.SPECIALIZATIONS_VIEW, title, ProgramConstants.PROGRAM_MODEL_ID);

     }

     private SpecializationsViewConfiguration(Configurer configurer, Controller controller) {

         this.setConfigurer(configurer);

         String title = getLabel(ProgramMsgConstants.PROGRAM_MENU_SECTIONS_SPECIALIZATIONS);

         rootSection = new VerticalSectionView(ProgramSections.SPECIALIZATIONS_VIEW, title, ProgramConstants.PROGRAM_MODEL_ID, 

                 new MajorEditableHeader(title, ProgramSections.SPECIALIZATIONS_EDIT));

             this.controller = controller;

     }

     @Override

     protected void buildLayout() {

             if (controller instanceof MajorProposalController || controller instanceof MajorEditController) 

                     rootSection.addSection(createSpecializationsSectionEdit());

             else

             {

                     VerticalSection section = new VerticalSection();

                     KSCheckBox isVariationRequiredCheckBox = new KSCheckBox(getLabel(ProgramMsgConstants.PROGRAMSPECIALIZATION_INSTRUCTIONS));

                     isVariationRequiredCheckBox.setEnabled(false);

                     configurer.addReadOnlyField(section, ProgramConstants.IS_VARIATION_REQUIRED, null, isVariationRequiredCheckBox);

                     configurer.addReadOnlyField(section, ProgramConstants.VARIATIONS, new MessageKeyInfo(""), new FlexTable()).setWidgetBinding(new VariationsBinding(AppLocations.Locations.VIEW_VARIATION.getLocation(), false));

                     rootSection.addSection(section);

             }

     }

     // Side-by-side comparison (when controller is not null)  

     private SummaryTableSection createSpecializationsSectionEdit() { 

               SummaryTableSection section = new SummaryTableSection((Controller) controller);                     

               section.setEditable(false);

               section.addSummaryTableFieldBlock(createSpecializationsSectionEditBlock());

         return section;

     }

           public SummaryTableFieldBlock createSpecializationsSectionEditBlock() {

                   SummaryTableFieldBlock block = new SummaryTableFieldBlock();

                 KSCheckBox isVariationRequiredCheckBox = new KSCheckBox(getLabel(ProgramMsgConstants.PROGRAMSPECIALIZATION_INSTRUCTIONS));

                 isVariationRequiredCheckBox.setEnabled(false);

                 KSCheckBox isVariationRequiredCheckBox2 = new KSCheckBox(getLabel(ProgramMsgConstants.PROGRAMSPECIALIZATION_INSTRUCTIONS));

                 isVariationRequiredCheckBox2.setEnabled(false);

         block.addSummaryTableFieldRow(getFieldRow(ProgramConstants.IS_VARIATION_REQUIRED, null, isVariationRequiredCheckBox, isVariationRequiredCheckBox2, null, null, false));        

         block.addSummaryTableFieldRow(getFieldRow(ProgramConstants.VARIATIONS, new MessageKeyInfo(""), new FlexTable(),

                         new FlexTable(), null, new VariationsBinding(AppLocations.Locations.VIEW_VARIATION.getLocation(), false), false));        

                   return block;

           }

           protected SummaryTableFieldRow getFieldRow(String fieldKey, MessageKeyInfo messageKey) {

                   return getFieldRow(fieldKey, messageKey, null, null, null, null, false);

           }

           protected SummaryTableFieldRow getFieldRow(String fieldKey,

                           MessageKeyInfo messageKey, Widget widget, Widget widget2,

                           String parentPath, ModelWidgetBinding<?> binding, boolean optional) 

           {

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

                   Metadata meta = configurer.getModelDefinition().getMetadata(path);

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

                   if (widget != null) {

                           fd.setFieldWidget(widget);

                   }

                   if (binding != null) {

                           fd.setWidgetBinding(binding);

                   }

                   fd.setOptional(optional);

                   FieldDescriptorReadOnly fd2 = new FieldDescriptorReadOnly(path.toString(), messageKey, meta);

                   if (widget2 != null) {

                           fd2.setFieldWidget(widget2);

                   }

                   if (binding != null) {

                       // Pass in a variable to distinguish that this is the right hand column of side-by-side

                       // so we can disable links in that column.  We created a new constructor to pass this

                       // variable

                       if (binding instanceof VariationsBinding){

                         binding = new VariationsBinding(AppLocations.Locations.VIEW_VARIATION.getLocation(), false, true); 

                       }

                           fd2.setWidgetBinding(binding);

                   }

                   fd2.setOptional(optional);

                   SummaryTableFieldRow fieldRow = new SummaryTableFieldRow(fd, fd2);

                   return fieldRow;

           } 

 }