/*

  * Copyright 2007-2009 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.opensource.org/licenses/ecl2.php

  *

  * 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.rice.kim.lookup;

 import org.apache.commons.lang.StringUtils;

 import org.kuali.rice.core.util.ConcreteKeyValue;

 import org.kuali.rice.core.util.KeyValue;

 import org.kuali.rice.kew.util.KEWConstants;

 import org.kuali.rice.kim.api.services.KimApiServiceLocator;

 import org.kuali.rice.kim.api.type.KimType;

 import org.kuali.rice.kim.bo.impl.RoleImpl;

 import org.kuali.rice.kim.bo.types.dto.AttributeDefinitionMap;

 import org.kuali.rice.kim.dao.KimRoleDao;

 import org.kuali.rice.kim.impl.type.KimTypeBo;

 import org.kuali.rice.kim.util.KimCommonUtilsInternal;

 import org.kuali.rice.kim.util.KimConstants;

 import org.kuali.rice.kim.web.struts.form.IdentityManagementRoleDocumentForm;

 import org.kuali.rice.kns.authorization.BusinessObjectRestrictions;

 import org.kuali.rice.kns.bo.BusinessObject;

 import org.kuali.rice.kns.datadictionary.AttributeDefinition;

 import org.kuali.rice.kns.datadictionary.BusinessObjectEntry;

 import org.kuali.rice.kns.datadictionary.KimDataDictionaryAttributeDefinition;

 import org.kuali.rice.kns.datadictionary.KimNonDataDictionaryAttributeDefinition;

 import org.kuali.rice.kns.lookup.HtmlData;

 import org.kuali.rice.kns.lookup.HtmlData.AnchorHtmlData;

 import org.kuali.rice.kns.service.KNSServiceLocatorWeb;

 import org.kuali.rice.kns.service.ModuleService;

 import org.kuali.rice.kns.util.BeanPropertyComparator;

 import org.kuali.rice.kns.util.GlobalVariables;

 import org.kuali.rice.kns.util.KNSConstants;

 import org.kuali.rice.kns.util.UrlFactory;

 import org.kuali.rice.kns.web.struts.form.KualiForm;

 import org.kuali.rice.kns.web.struts.form.LookupForm;

 import org.kuali.rice.kns.web.ui.Field;

 import org.kuali.rice.kns.web.ui.Row;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.Collections;

 import java.util.Comparator;

 import java.util.HashMap;

 import java.util.List;

 import java.util.Map;

 import java.util.Properties;

 /**

  * This is a description of what this class does - shyu don't forget to fill this in. 

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  *

  */

 public class RoleLookupableHelperServiceImpl extends KimLookupableHelperServiceImpl {

     private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(RoleLookupableHelperServiceImpl.class);

         // need this so kimtypeId value can be retained in 'rows'

         // 1st pass populate the grprows

         // 2nd pass for jsp, no populate, so return the existing one. 

         private List<Row> roleRows = new ArrayList<Row>();

         private List<Row> attrRows = new ArrayList<Row>();

         private KimRoleDao roleDao; 

         private String typeId;

         private AttributeDefinitionMap attrDefinitions;

     @Override

     public List<HtmlData> getCustomActionUrls(BusinessObject bo, List pkNames) {

             RoleImpl roleImpl = (RoleImpl) bo;

         List<HtmlData> anchorHtmlDataList = new ArrayList<HtmlData>();

             if(allowsNewOrCopyAction(KimConstants.KimUIConstants.KIM_ROLE_DOCUMENT_TYPE_NAME)){

                     anchorHtmlDataList.add(getEditRoleUrl(roleImpl));

             }

             return anchorHtmlDataList;

     }

     protected HtmlData getEditRoleUrl(RoleImpl roleImpl) {

             String href = "";

         Properties parameters = new Properties();

         parameters.put(KNSConstants.DISPATCH_REQUEST_PARAMETER, KNSConstants.DOC_HANDLER_METHOD);

         parameters.put(KNSConstants.PARAMETER_COMMAND, KEWConstants.INITIATE_COMMAND);

         parameters.put(KNSConstants.DOCUMENT_TYPE_NAME, KimConstants.KimUIConstants.KIM_ROLE_DOCUMENT_TYPE_NAME);

         parameters.put(KimConstants.PrimaryKeyConstants.ROLE_ID, roleImpl.getRoleId());

         if (StringUtils.isNotBlank(getReturnLocation())) {

                 parameters.put(KNSConstants.RETURN_LOCATION_PARAMETER, getReturnLocation());         

                 }

         href = UrlFactory.parameterizeUrl(KimCommonUtilsInternal.getKimBasePath()+KimConstants.KimUIConstants.KIM_ROLE_DOCUMENT_ACTION, parameters);

         AnchorHtmlData anchorHtmlData = new AnchorHtmlData(href, 

                         KNSConstants.DOC_HANDLER_METHOD, KNSConstants.MAINTENANCE_EDIT_METHOD_TO_CALL);

         return anchorHtmlData;

     }

     @Override

         protected HtmlData getReturnAnchorHtmlData(BusinessObject businessObject, Properties parameters, LookupForm lookupForm, List returnKeys, BusinessObjectRestrictions businessObjectRestrictions){

             RoleImpl roleImpl = (RoleImpl) businessObject;

             HtmlData anchorHtmlData = super.getReturnAnchorHtmlData(businessObject, parameters, lookupForm, returnKeys, businessObjectRestrictions);

             // prevent derived roles from being selectable (except for identityManagementRoleDocuments)        

             KualiForm myForm = (KualiForm) GlobalVariables.getUserSession().retrieveObject(getDocFormKey());

             if (myForm == null || !(myForm instanceof IdentityManagementRoleDocumentForm)){

                     if(KimTypeLookupableHelperServiceImpl.hasDerivedRoleTypeService(KimTypeBo.to(roleImpl.getKimRoleType()))){

                             ((AnchorHtmlData)anchorHtmlData).setHref("");

                     }

             }

             return anchorHtmlData;

     }

     @Override

     public List<? extends BusinessObject> getSearchResults(java.util.Map<String,String> fieldValues) {

             for (Map.Entry<String,String> entry : fieldValues.entrySet()) {

                 if (entry.getKey().equals(KimConstants.PrimaryKeyConstants.KIM_TYPE_ID)) {

                         entry.getValue();

                         break;

                 }

         }

   //          List<RoleImpl> roles = roleDao.getRoles(fieldValues, kimTypeId);

         List<RoleImpl> baseLookup = (List<RoleImpl>)super.getSearchResults(fieldValues);

         return baseLookup;

     }

         private List<KeyValue> getRoleTypeOptions() {

                 List<KeyValue> options = new ArrayList<KeyValue>();

                 options.add(new ConcreteKeyValue("", ""));

                 Collection<KimType> kimGroupTypes = KimApiServiceLocator.getKimTypeInfoService().findAllKimTypes();

                 // get the distinct list of type IDs from all roles in the system

         for (KimType kimType : kimGroupTypes) {

             if (KimTypeLookupableHelperServiceImpl.hasRoleTypeService(kimType)) {

                 String value = kimType.getNamespaceCode().trim() + KNSConstants.FIELD_CONVERSION_PAIR_SEPARATOR + kimType.getName().trim();

                 options.add(new ConcreteKeyValue(kimType.getId(), value));

             }

         }

         Collections.sort(options, new Comparator<KeyValue>() {

            @Override

                 public int compare(KeyValue k1, KeyValue k2) {

                return k1.getValue().compareTo(k2.getValue());

            }

         });

                 return options;

         }

         private String getAttrDefnId(AttributeDefinition definition) {

             if (definition instanceof KimDataDictionaryAttributeDefinition) {

                     return ((KimDataDictionaryAttributeDefinition)definition).getKimAttrDefnId();

             } else {

                     return ((KimNonDataDictionaryAttributeDefinition)definition).getKimAttrDefnId();

             }

     }

         public List<Row> getRoleRows() {

                 return this.roleRows;

         }

         public void setRoleRows(List<Row> roleRows) {

                 this.roleRows = roleRows;

         }

         public KimRoleDao getRoleDao() {

                 return this.roleDao;

         }

         public void setRoleDao(KimRoleDao roleDao) {

                 this.roleDao = roleDao;

         }

         public AttributeDefinitionMap getAttrDefinitions() {

                 return this.attrDefinitions;

         }

         public void setAttrDefinitions(AttributeDefinitionMap attrDefinitions) {

                 this.attrDefinitions = attrDefinitions;

         }

         public List<Row> getAttrRows() {

                 return this.attrRows;

         }

         public void setAttrRows(List<Row> attrRows) {

                 this.attrRows = attrRows;

         }

         public String getTypeId() {

                 return this.typeId;

         }

         public void setTypeId(String typeId) {

                 this.typeId = typeId;

         }

         @Override

         public List<Row> getRows() {

                 new ArrayList<Row>();

                 if (getRoleRows().isEmpty()) {

                         List<Row> rows = super.getRows();

                         List<Row> returnRows = new ArrayList<Row>();

                         for (Row row : rows) {

                                 for (int i = row.getFields().size() - 1; i >= 0; i--) {

                                         Field field = row.getFields().get(i);

                                         if (field.getPropertyName().equals("kimTypeId")) {

                                                 Field typeField = new Field();

                                                 typeField.setFieldLabel("Type");

                                                 typeField.setPropertyName("kimTypeId");

                                                 typeField.setFieldValidValues(getRoleTypeOptions());

                                                 typeField.setFieldType(Field.DROPDOWN);

                                                 typeField.setMaxLength(100);

                                                 typeField.setSize(40);

                                                 // row.getFields().set(i, new Field("Type", "", Field.DROPDOWN_REFRESH,

                                                 // false, "kimTypeId", "", getGroupTypeOptions(), null));

                                                 row.getFields().set(i, typeField);

                                         }

                                 }

                                 returnRows.add(row);

                         }

                         setRoleRows(returnRows);

                         //setAttrRows(setupAttributeRows());

                 }

                 if (getAttrRows().isEmpty()) {

                         //setAttrDefinitions(new AttributeDefinitionMap());

                         return getRoleRows();

                 } else {

                         List<Row> fullRows = new ArrayList<Row>();

                         fullRows.addAll(getRoleRows());

                         //fullRows.addAll(getAttrRows());

                         return fullRows;

                 }

         }

         @Override

         protected List<? extends BusinessObject> getSearchResultsHelper(

                         Map<String, String> fieldValues, boolean unbounded) {

         List searchResults;

             Map<String,String> nonBlankFieldValues = new HashMap<String, String>();

             boolean includeAttr = false;

             for (String fieldName : fieldValues.keySet()) {

                     if (StringUtils.isNotBlank(fieldValues.get(fieldName)) ) {

                             nonBlankFieldValues.put(fieldName, fieldValues.get(fieldName));

                             if (fieldName.contains(".")) {

                                     includeAttr = true;

                             }

                     }

             }

             if (includeAttr) {

                 ModuleService eboModuleService = KNSServiceLocatorWeb.getKualiModuleService().getResponsibleModuleService( getBusinessObjectClass() );

                 BusinessObjectEntry ddEntry = eboModuleService.getExternalizableBusinessObjectDictionaryEntry(getBusinessObjectClass());

                 Map<String,String> filteredFieldValues = new HashMap<String, String>();

                 for (String fieldName : nonBlankFieldValues.keySet()) {

                         if (ddEntry.getAttributeNames().contains(fieldName) || fieldName.contains(".")) {

                                 filteredFieldValues.put(fieldName, nonBlankFieldValues.get(fieldName));

                         }

                 }

                 searchResults = eboModuleService.getExternalizableBusinessObjectsListForLookup(getBusinessObjectClass(), (Map)filteredFieldValues, unbounded);

             } else {

                     searchResults = super.getSearchResultsHelper(fieldValues, unbounded);

             }

         List defaultSortColumns = getDefaultSortColumns();

         if (defaultSortColumns.size() > 0) {

             Collections.sort(searchResults, new BeanPropertyComparator(defaultSortColumns, true));

         }

         return searchResults;

         }

         private static final String ROLE_ID_URL_KEY = "&"+KimConstants.PrimaryKeyConstants.ROLE_ID+"=";

         /**

          * @see org.kuali.rice.kns.lookup.AbstractLookupableHelperServiceImpl#getInquiryUrl(org.kuali.rice.kns.bo.BusinessObject, java.lang.String)

          */

         @Override

         public HtmlData getInquiryUrl(BusinessObject bo, String propertyName) {

                 AnchorHtmlData inquiryHtmlData = (AnchorHtmlData)super.getInquiryUrl(bo, propertyName);

                 if(inquiryHtmlData!=null && StringUtils.isNotBlank(inquiryHtmlData.getHref()) && inquiryHtmlData.getHref().contains(ROLE_ID_URL_KEY)) {

                         inquiryHtmlData.setHref(getCustomRoleInquiryHref(getBackLocation(), inquiryHtmlData.getHref()));

                 }

                 return inquiryHtmlData;

         }

         public static String getCustomRoleInquiryHref(String href){

                 return getCustomRoleInquiryHref("", href);

         }

         static String getCustomRoleInquiryHref(String backLocation, String href){

         Properties parameters = new Properties();

         String hrefPart = "";

             String docTypeAction = "";

             if(StringUtils.isBlank(backLocation) || backLocation.contains(KimConstants.KimUIConstants.KIM_ROLE_DOCUMENT_ACTION)

                             || !backLocation.contains(KimConstants.KimUIConstants.KIM_GROUP_DOCUMENT_ACTION)){

                     docTypeAction = KimConstants.KimUIConstants.KIM_ROLE_INQUIRY_ACTION;

             } else{

                     docTypeAction = KimConstants.KimUIConstants.KIM_GROUP_DOCUMENT_ACTION;

             }

                 if (StringUtils.isNotBlank(href) && href.contains(ROLE_ID_URL_KEY)) {

                         int idx1 = href.indexOf("&"+KimConstants.PrimaryKeyConstants.ROLE_ID+"=");

                     int idx2 = href.indexOf("&", idx1+1);

                     if (idx2 < 0) {

                             idx2 = href.length();

                     }

                 parameters.put(KNSConstants.DISPATCH_REQUEST_PARAMETER, KNSConstants.PARAM_MAINTENANCE_VIEW_MODE_INQUIRY);

                 hrefPart = href.substring(idx1, idx2);

             }

                 return UrlFactory.parameterizeUrl(KimCommonUtilsInternal.getKimBasePath()+docTypeAction, parameters)+hrefPart;

         }

 }