/**
    * 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.kpme.core.principal.validation;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.kpme.core.principal.PrincipalHRAttributes;
  import org.kuali.kpme.core.util.ValidationUtils;
  import org.kuali.rice.kns.document.MaintenanceDocument;
  import org.kuali.rice.kns.maintenance.rules.MaintenanceDocumentRuleBase;
  import org.kuali.rice.krad.bo.PersistableBusinessObject;
  
  public class PrincipalHRAttributesRule extends MaintenanceDocumentRuleBase {
  
  	private boolean validatePrincipalId(PrincipalHRAttributes principalHRAttr) {
  		if (principalHRAttr.getPrincipalId() != null
  				&& !ValidationUtils.validatePrincipalId(principalHRAttr
  						.getPrincipalId())) {
  			this.putFieldError("principalId", "error.existence",
  					"principalId '" + principalHRAttr.getPrincipalId() + "'");
  			return false;
  		} else {
  			return true;
  		}
  	}
  	
  	private boolean validatePayCalendar(PrincipalHRAttributes principalHRAttr) {
  		if (principalHRAttr.getPayCalendar() != null
  				&& !ValidationUtils.validateCalendarByType(principalHRAttr.getPayCalendar(), "Pay")) {
  			this.putFieldError("payCalendar", "error.existence",
  					"Pay Calendar '" + principalHRAttr.getPayCalendar() + "'");
  			return false;
  		} else {
  			return true;
  		}
  	}
  	
  	private boolean validateLeaveCalendar(PrincipalHRAttributes principalHRAttr) {
  		if (principalHRAttr.getLeaveCalendar() != null
  				&& !ValidationUtils.validateCalendarByType(principalHRAttr.getLeaveCalendar(), "Leave")) {
  			this.putFieldError("leaveCalendar", "error.existence",
  					"Leave Calendar '" + principalHRAttr.getLeaveCalendar() + "'");
  			return false;
          } else {
  		    return true;
          }
  	}
  
  	private boolean validateLeavePlan(PrincipalHRAttributes principalHRAttr) {
          if (principalHRAttr.getLeavePlan() != null
  				&& !ValidationUtils.validateLeavePlan(principalHRAttr.getLeavePlan(), null)) {
  			this.putFieldError("leavePlan", "error.existence",
  					"leavePlan '" + principalHRAttr.getLeavePlan() + "'");
  			return false;
  		} else {
  			return true;
  		}
  	}
  
      private boolean validateServiceDate(PrincipalHRAttributes principalHRAttr) {
          if (StringUtils.isNotEmpty(principalHRAttr.getLeavePlan())
                  && principalHRAttr.getServiceDate() == null) {
              this.putFieldError("leavePlan", "validation.prerequisite", "'Service Date'");
              return false;
          }
          return true;
      }
  
      private boolean validateLeavefields(PrincipalHRAttributes principalHRAttr){
          if (StringUtils.isNotEmpty(principalHRAttr.getLeavePlan()) ||
                  StringUtils.isNotEmpty(principalHRAttr.getLeaveCalendar()) ||
                  principalHRAttr.getServiceDate() != null) {
              if (StringUtils.isNotEmpty(principalHRAttr.getLeavePlan()) &&
                      StringUtils.isNotEmpty(principalHRAttr.getLeaveCalendar()) &&
                      principalHRAttr.getServiceDate() != null) {
                  return true;
              } else {
                  if (!StringUtils.isNotEmpty(principalHRAttr.getLeavePlan())){
                      this.putFieldError("leavePlan","error.principalHrAttibutes.leavePlan.notPresent");
                  }
                  if (!StringUtils.isNotEmpty(principalHRAttr.getLeaveCalendar())){
                      this.putFieldError("leaveCalendar","error.principalHrAttibutes.leaveCalendar.notPresent");
                  }
                  if (principalHRAttr.getServiceDate() == null){
                      this.putFieldError("serviceDate","error.principalHrAttibutes.serviceDate.notPresent");
                  }
                      return false;
             }
         } else {
             return true;
         }
     }
 
 	boolean validateEffectiveDate(PrincipalHRAttributes principalHRAttr) {
 		boolean valid = true;
 		if (principalHRAttr.getEffectiveDate() != null && !ValidationUtils.validateOneYearFutureDate(principalHRAttr.getEffectiveLocalDate())) {
 			this.putFieldError("effectiveDate", "error.date.exceed.year", "Effective Date");
 			valid = false;
 		}
 		return valid;
 	}
 	
 	@Override
 	protected boolean processCustomRouteDocumentBusinessRules(
 			MaintenanceDocument document) {
 		boolean valid = false;
 
 
 		LOG.debug("entering custom validation for Job");
 		PersistableBusinessObject pbo = (PersistableBusinessObject) this.getNewBo();
 		if (pbo instanceof PrincipalHRAttributes) {
 			PrincipalHRAttributes principalHRAttr = (PrincipalHRAttributes) pbo;
 			if (principalHRAttr != null) {
 				valid = true;
 				valid &= this.validatePrincipalId(principalHRAttr);
 				// KPME-1442 Kagata
 				//valid &= this.validateEffectiveDate(principalHRAttr);
 				valid &= this.validatePayCalendar(principalHRAttr);
 				valid &= this.validateLeaveCalendar(principalHRAttr);
 				valid &= this.validateLeavePlan(principalHRAttr);
 //                valid &= this.validateServiceDate(principalHRAttr);
                 valid &= this.validateLeavefields(principalHRAttr);
 			}
 		}
 		return valid;
 	}
 
 }