/**
    * Copyright 2004-2013 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.hr.core.service;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.coreservice.api.parameter.EvaluationOperator;
  import org.kuali.rice.coreservice.api.parameter.Parameter;
  import org.kuali.rice.coreservice.api.parameter.ParameterType;
  import org.kuali.rice.coreservice.framework.parameter.ParameterService;
  import org.springframework.beans.factory.InitializingBean;
  
  /**
   * Publishes the DocHandler url prefix when the app starts up.
   * 
   * Originally from Kuali Coeus.
   *
   * @author Kuali Research Administration Team (kualidev@oncourse.iu.edu)
   */
  public class DocHandlerUrlPrefixPublishingServiceImpl implements DocHandlerUrlPrefixPublishingService, InitializingBean {
      
      private String parameterApplicationId;
      private String parameterNamespaceCode;
      private String parameterTypeCode;
      private String parameterComponentCode;
  	private String parameterName;
      private String parameterValue;
  
      private ParameterService parameterService;
      
      public String getParameterApplicationId() {
          return parameterApplicationId;
      }
  
      public void setParameterApplicationId(String parameterApplicationId) {
          this.parameterApplicationId = parameterApplicationId;
      }
      
      public String getParameterNamespaceCode() {
          return parameterNamespaceCode;
      }
      
      public void setParameterNamespaceCode(String parameterNamespaceCode) {
          this.parameterNamespaceCode = parameterNamespaceCode;
      }
      
      public String getParameterTypeCode() {
          return parameterTypeCode;
      }
  
      public void setParameterTypeCode(String parameterTypeCode) {
          this.parameterTypeCode = parameterTypeCode;
      }
      
      public String getParameterComponentCode() {
          return parameterComponentCode;
      }
  
      public void setParameterComponentCode(String parameterComponentCode) {
          this.parameterComponentCode = parameterComponentCode;
      }
      
      public String getParameterName() {
          return parameterName;
      }
      
      public void setParameterName(String parameterName) {
          this.parameterName = parameterName;
      }
  
      public String getParameterValue() {
          return parameterValue;
      }
  
      public void setParameterValue(String parameterValue) {
          this.parameterValue = parameterValue;
      }
  
      public void setParameterService(ParameterService parameterService) {
          this.parameterService = parameterService;
      }
      @Override
      public void afterPropertiesSet() throws Exception {
          publishDocHandlerUrlPrefix();
      }
      
      @Override
     public void publishDocHandlerUrlPrefix() {
         ParameterType.Builder parameterType = ParameterType.Builder.create(parameterTypeCode);
         Parameter.Builder parameter = Parameter.Builder.create(parameterApplicationId, parameterNamespaceCode, parameterComponentCode, parameterName, parameterType);
         parameter.setDescription("KPME docHandler Prefix");
         parameter.setValue(parameterValue);
         parameter.setEvaluationOperator(EvaluationOperator.ALLOW);
         Parameter existingParameter = parameterService.getParameter(parameterNamespaceCode, parameterComponentCode, parameterName);
         if (existingParameter == null) {
             parameterService.createParameter(parameter.build());
         } else if(!StringUtils.equals(existingParameter.getValue(), parameterValue)) {
             parameter.setObjectId(existingParameter.getObjectId());
             parameter.setVersionNumber(existingParameter.getVersionNumber());
             parameterService.updateParameter(parameter.build());
         } 
     }  
 
 }