/*

  * Copyright 2006-2007 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.kns.lookup;

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

 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 org.kuali.rice.krad.bo.BusinessObject;

 import org.kuali.rice.krad.service.BusinessObjectDictionaryService;

 import org.kuali.rice.krad.service.DataDictionaryService;

 import java.io.Serializable;

 import java.util.Collection;

 import java.util.List;

 import java.util.Map;

 public interface LookupableHelperService extends Serializable{

     /**

      * Initializes the lookup with a businss object class

      *

      * @param businessObjectClass

      */

     public void setBusinessObjectClass(Class businessObjectClass);

     /**

      *

      * @return Returns the dataObjectClass this lookupable is representing

      *

      */

     public Class getBusinessObjectClass();

     /**

      * Initializes the lookup with the given Map of parameters.

      *

      * @param parameters

      */

     public void setParameters(Map parameters);

     /**

      * @return Returns the parameters passed to this lookup

      */

     public Map getParameters();

     /**

      * @return String url for the location to return to after the lookup

      */

     public String getReturnLocation();

     /**

      * @return List of Column objects used to render the result table

      */

     public List getColumns();

     /**

      * Validates the values filled in as search criteria, also checks for required field values.

      *

      * @param fieldValues - Map of property/value pairs

      */

     public void validateSearchParameters(Map fieldValues);

     /**

      * Performs a search and returns result list.

      *

      * @param fieldValues - Map of property/value pairs

      * @return List of business objects found by the search

      * @throws Exception

      */

     public List getSearchResults(Map<String, String> fieldValues);

     /**

      * Similar to getSearchResults, but the number of returned rows is not bounded

      *

      * @param fieldValues

      * @return

      */

     public List getSearchResultsUnbounded(Map<String, String> fieldValues);

     /**

      * Determines if there should be more search fields rendered based on already entered search criteria.

      *

      * @param fieldValues - Map of property/value pairs

      * @return boolean

      */

     public boolean checkForAdditionalFields(Map fieldValues);

     /**

      * Builds the return value url.

      *

      * @param businessObject - Instance of a business object containing the return values

      * @param fieldConversions - Map of conversions mapping bo names to caller field names.

      * @param lookupImpl - Current lookup impl name

      * @param returnKeys - Keys to return

      * @return String url called when selecting a row from the result set

      */

     public HtmlData getReturnUrl(BusinessObject businessObject, Map fieldConversions, String lookupImpl, List returnKeys, BusinessObjectRestrictions businessObjectRestrictions);

     /**

      * This method builds the return url

      * 

      * @param businessObject

      * @param lookupForm

      * @param returnKeys

      * @return

      */

     public HtmlData getReturnUrl(BusinessObject businessObject, LookupForm lookupForm, List returnKeys, BusinessObjectRestrictions businessObjectRestrictions);

     /**

      * Builds string of action urls that can take place for a result row

      *

      * @param businessObject - Instance of a business object containing the return values

      * @param pkNames - List of primary key names

      * @return String rendered in actions column of result set

      */

     public String getActionUrls(BusinessObject businessObject, List pkNames, BusinessObjectRestrictions businessObjectRestrictions);

     /**

      * 

      * This method is a template method that allows child classes to return their own custom action html data.

      * 

      * @param businessObject

      * @param pkNames

      * @return

      */

     public List<HtmlData> getCustomActionUrls(BusinessObject businessObject, List pkNames);

     /**

      * Builds string an inquiry url for drill down on a result field

      *

      * @param businessObject - Instance of a business object containing the return values

      * @param propertyName - Name of the property in the business object

      * @return String url called on selection of the result field

      */

     public HtmlData getInquiryUrl(BusinessObject businessObject, String propertyName);

     /**

      * Sets the requested fields conversions in the lookupable

      *

      * @param fieldConversions

      */

     public void setFieldConversions(Map fieldConversions);

     /**

      * Gets the readOnlyFieldsList attribute.

      * @return Returns the readOnlyFieldsList.

      */

     public List<String> getReadOnlyFieldsList();

     /**

      * Sets the requested read only fields list in the lookupable

      *

      * @param readOnlyFieldsList

      */

     public void setReadOnlyFieldsList(List<String> readOnlyFieldsList);

     /**

      * This method is public because some unit tests depend on it.

      *

      * @return a List of the names of fields which are marked in data dictionary as return fields.

      */

     public List getReturnKeys();

     public String getDocFormKey();

     public void setDocFormKey(String docFormKey);

     public String getDocNum();

     public void setDocNum(String docNum);

     /**

      * 

      * This method builds a maintenance url.

      * 

      * @param businessObject

      * @param htmlData

      * @param pkNames

      * @return

      */

     public String getMaintenanceUrl(BusinessObject businessObject, HtmlData htmlData, List pkNames, BusinessObjectRestrictions businessObjectRestrictions);

     /**

      * Determines if underlying lookup bo has associated maintenance document that allows new or copy maintenance actions.

      *

      * @return true if bo has maint doc that allows new or copy actions

      */

     public boolean allowsMaintenanceNewOrCopyAction();

     /**

      * Determines if underlying lookup bo has associated document that allows new or copy maintenance actions.

      *

      * @return true if bo has doc that allows new or copy actions

      */

     public boolean allowsNewOrCopyAction(String documentTypeName);

     /**

      * Returns a list of Row objects to be used to generate the search query screen

      *

      * Generally, setDataObjectClass needs to be called with a non-null value for proper operation

      * @return

      */

     public List<Row> getRows();

     /**

      * This method returns the DataDictionaryService used to initialize this helper service and is used by Lookupable implementations to

      * retrieve the proper service.

      *

      * @return

      */

     public DataDictionaryService getDataDictionaryService();

     /**

      * This method returns the BusinessObjectDictionaryService used to initialize this helper service and is used by Lookupable implementations to

      * retrieve the proper service.

      *

      * @return

      */

     public BusinessObjectDictionaryService getBusinessObjectDictionaryService();

     public void setBackLocation(String backLocation);

     public String getBackLocation();

     /**

      *

      * This method performs the lookup and returns a collection of BO items

      * @param lookupForm

      * @param resultTable

      * @param bounded

      * @return the list of result BOs, possibly bounded

      */

     public Collection performLookup(LookupForm lookupForm, Collection resultTable, boolean bounded);

     /**

      * This method returns a list of the default columns used to sort the result set.  For multiple value lookups,

      * this method does not change when different columns are sorted.

      *

      * @return

      */

     public List getDefaultSortColumns();

     /**

      * This method returns whether the previously executed getSearchResults used the primary key values to search, ignoring all non key values

      *

      * @return

      * @see LookupableHelperService#getPrimaryKeyFieldLabels()

      */

     public boolean isSearchUsingOnlyPrimaryKeyValues();

     /**

      * Returns a comma delimited list of primary key field labels, to be used on the UI to tell the user which fields were used to search

      *

      * @return

      * @see LookupableHelperService#isSearchUsingOnlyPrimaryKeyValues()

      */

     public String getPrimaryKeyFieldLabels();

     /**

      * Determines whether a given BusinessObject that's returned as one of the lookup's results is considered returnable, which means that for

      * single-value lookups, a "return value" link may be rendered, and for multiple value lookups, a checkbox is rendered.

      *

      * Note that this can be part of an authorization mechanism, but not the complete authorization mechanism.  The component that invoked the lookup/

      * lookup caller (e.g. document, nesting lookup, etc.) needs to check that the object that was passed to it was returnable as well because there

      * are ways around this method (e.g. crafting a custom return URL).

      *

      * @param object an object from the search result set

      * @return

      */

     public boolean isResultReturnable(BusinessObject object);

     /**

      * 

      * This method allows for overriding the clear behavior

      *

      */

     public void performClear(LookupForm lookupForm);

     public boolean shouldDisplayHeaderNonMaintActions();

     public boolean shouldDisplayLookupCriteria();

         /**

          * This method gets the supplemental lookup menu if any

          * 

          * @return supplemental menu bar

          */

         public String getSupplementalMenuBar();

     /**

      * @return String displayed as title for the lookup

      */

     public String getTitle();

     /**

      * 

      * performs custom actions.  return true to reperform search

      * 

      * @param ignoreErrors

      * @return boolean to reperform search

      */

     public boolean performCustomAction(boolean ignoreErrors);

     /**

      * get an extra field

      * @return

      */

     public Field getExtraField();

     public void applyFieldAuthorizationsFromNestedLookups(Field field);

     /**

      * Performs conditional logic (based on current search values or other parameters) to

      * override field hidden, read-only, and required attributes previously set.

      */

     public void applyConditionalLogicForFieldDisplay();

 }