/*

  * Copyright 2008-2009 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.kns.service.impl;

 import java.util.HashMap;

 import java.util.List;

 import java.util.Map;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.kuali.rice.kns.bo.State;

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

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

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

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

 public class StateServiceImpl implements StateService {

     private static Logger LOG = Logger.getLogger(StateServiceImpl.class);

     private KualiModuleService kualiModuleService;

     private CountryService countryService;

     /**

      * @see org.kuali.kfs.sys.service.StateService#getByPrimaryId(java.lang.String)

      */

     public State getByPrimaryId(String postalStateCode) {

         String postalCountryCode = countryService.getDefaultCountry().getPostalCountryCode();

         return this.getByPrimaryId(postalCountryCode, postalStateCode);

     }

     /**

      * @see org.kuali.kfs.sys.service.StateService#getByPrimaryId(java.lang.String, java.lang.String)

      */

     public State getByPrimaryId(String postalCountryCode, String postalStateCode) {

         if (StringUtils.isBlank(postalCountryCode) || StringUtils.isBlank(postalStateCode)) {

             LOG.debug("neither postalCountryCode nor postalStateCode can be empty String.");

             return null;

         }

         Map<String, Object> postalStateMap = new HashMap<String, Object>();

         postalStateMap.put(KNSPropertyConstants.POSTAL_COUNTRY_CODE, postalCountryCode);

         postalStateMap.put(KNSPropertyConstants.POSTAL_STATE_CODE, postalStateCode);

         return kualiModuleService.getResponsibleModuleService(State.class).getExternalizableBusinessObject(State.class, postalStateMap);

     }

     public State getByPrimaryIdIfNecessary(String postalStateCode, State existingState) {

         String postalCountryCode = countryService.getDefaultCountry().getPostalCountryCode();

         return this.getByPrimaryIdIfNecessary(postalCountryCode, postalStateCode, existingState);

     }

     public State getByPrimaryIdIfNecessary(String postalCountryCode, String postalStateCode, State existingState) {

         if (existingState != null) {

             String existingCountryCode = existingState.getPostalCountryCode();

             String existingPostalStateCode = existingState.getPostalStateCode();

             if (StringUtils.equals(postalCountryCode, existingCountryCode) && StringUtils.equals(postalStateCode, existingPostalStateCode)) {

                 return existingState;

             }

         }

         return this.getByPrimaryId(postalCountryCode, postalStateCode);

     }

     /**

      * @see org.kuali.kfs.sys.service.StateService#findAllStates()

      */

     public List<State> findAllStates() {

         String postalCountryCode = countryService.getDefaultCountry().getPostalCountryCode();

         return this.findAllStates(postalCountryCode);

     }

     /**

      * @see org.kuali.kfs.sys.service.StateService#findAllStates(java.lang.String)

      */

     public List<State> findAllStates(String postalCountryCode) {

         if (StringUtils.isBlank(postalCountryCode)) {

             throw new IllegalArgumentException("The postalCountryCode cannot be empty String.");

         }

         Map<String, Object> postalStateMap = new HashMap<String, Object>();

         postalStateMap.put(KNSPropertyConstants.POSTAL_COUNTRY_CODE, postalCountryCode);

         return kualiModuleService.getResponsibleModuleService(State.class).getExternalizableBusinessObjectsList(State.class, postalStateMap);

     }

     /**

      * Sets the kualiModuleService attribute value.

      * 

      * @param kualiModuleService The kualiModuleService to set.

      */

     public void setKualiModuleService(KualiModuleService kualiModuleService) {

         this.kualiModuleService = kualiModuleService;

     }

     /**

      * Sets the countryService attribute value.

      * 

      * @param countryService The countryService to set.

      */

     public void setCountryService(CountryService countryService) {

         this.countryService = countryService;

     }

 }