/**

  * Copyright 2010 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.osedu.org/licenses/ECL-2.0

  *

  * 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.student.lum.lo.service.impl;

 import java.util.ArrayList;

 import java.util.List;

 import org.kuali.student.common.dao.CrudDao;

 import org.kuali.student.common.exceptions.DoesNotExistException;

 import org.kuali.student.common.exceptions.InvalidParameterException;

 import org.kuali.student.common.exceptions.VersionMismatchException;

 import org.kuali.student.common.service.impl.BaseAssembler;

 import org.kuali.student.lum.lo.dao.LoDao;

 import org.kuali.student.lum.lo.dto.LoCategoryInfo;

 import org.kuali.student.lum.lo.dto.LoCategoryTypeInfo;

 import org.kuali.student.lum.lo.dto.LoInfo;

 import org.kuali.student.lum.lo.dto.LoLoRelationInfo;

 import org.kuali.student.lum.lo.dto.LoLoRelationTypeInfo;

 import org.kuali.student.lum.lo.dto.LoRepositoryInfo;

 import org.kuali.student.lum.lo.dto.LoTypeInfo;

 import org.kuali.student.lum.lo.entity.Lo;

 import org.kuali.student.lum.lo.entity.LoAttribute;

 import org.kuali.student.lum.lo.entity.LoCategory;

 import org.kuali.student.lum.lo.entity.LoCategoryAttribute;

 import org.kuali.student.lum.lo.entity.LoCategoryType;

 import org.kuali.student.lum.lo.entity.LoCategoryTypeAttribute;

 import org.kuali.student.lum.lo.entity.LoLoRelation;

 import org.kuali.student.lum.lo.entity.LoLoRelationAttribute;

 import org.kuali.student.lum.lo.entity.LoLoRelationType;

 import org.kuali.student.lum.lo.entity.LoRepository;

 import org.kuali.student.lum.lo.entity.LoRichText;

 import org.kuali.student.lum.lo.entity.LoType;

 import org.springframework.beans.BeanUtils;

 public class LearningObjectiveServiceAssembler extends BaseAssembler {

     public static Lo toLo(boolean isUpdate, LoInfo dto, CrudDao dao) throws InvalidParameterException, DoesNotExistException, VersionMismatchException {

         return toLo(isUpdate, new Lo(), dto, dao);

     }

     public static Lo toLo(boolean isUpdate, Lo entity, LoInfo dto, CrudDao dao) throws InvalidParameterException, DoesNotExistException, VersionMismatchException {

         if(null == dto) {

             return null;

         }

         Lo lo;

         if (isUpdate) {

             lo = dao.fetch(Lo.class, dto.getId());

             if (lo == null) {

                 throw new DoesNotExistException((new StringBuilder()).append("Lo does not exist for id: ").append(dto.getId()).toString());

             }

             if ( ! String.valueOf(lo.getVersionNumber()).equals(dto.getMetaInfo().getVersionInd()) ) {

                 throw new VersionMismatchException("Lo to be updated is not the current version");

             }

         } else {

             lo = new Lo();

         }

         BeanUtils.copyProperties(dto, lo, new String[] { "desc", "loRepository", "loType", "attributes", "metaInfo" });

         lo.setAttributes(toGenericAttributes(LoAttribute.class, dto.getAttributes(), lo, dao));

         lo.setDescr(toRichText(LoRichText.class, dto.getDesc()));

         LoRepository repository = dao.fetch(LoRepository.class, dto.getLoRepositoryKey());

         if(null == repository) {

             throw new InvalidParameterException((new StringBuilder()).append("LoRepository does not exist for id: ").append(dto.getLoRepositoryKey()).toString());

         }

         lo.setLoRepository(repository);

         LoType type = dao.fetch(LoType.class, dto.getType());

         if(null == type) {

             throw new InvalidParameterException((new StringBuilder()).append("LoType does not exist for id: ").append(dto.getType()).toString());

         }

         lo.setLoType(type);

         return lo;

     }

     public static LoInfo toLoInfo(Lo entity) {

         LoInfo dto = new LoInfo();

         BeanUtils.copyProperties(entity, dto,

                 new String[] { "desc", "attributes", "type" });

         dto.setDesc(toRichTextInfo(entity.getDescr()));

         dto.setMetaInfo(toMetaInfo(entity.getMeta(), entity.getVersionNumber()));

         dto.setAttributes(toAttributeMap(entity.getAttributes()));

         dto.setType(entity.getLoType().getId());

         dto.setLoRepositoryKey(entity.getLoRepository() == null? null: entity.getLoRepository().getId());

         return dto;

     }

     public static LoCategory toLoCategory(LoCategoryInfo dto, LoDao dao) throws InvalidParameterException, DoesNotExistException {

         return toLoCategory(new LoCategory(), dto, dao);

     }

     public static LoCategory toLoCategory(LoCategory entity, LoCategoryInfo dto, LoDao dao) throws InvalidParameterException, DoesNotExistException {

         if(entity == null)

             entity = new LoCategory();

         BeanUtils.copyProperties(dto, entity,

                 new String[] { "desc", "attributes", "metaInfo", "loRepository", "type", "id"});

         entity.setDesc(toRichText(LoRichText.class, dto.getDesc()));

         entity.setAttributes(toGenericAttributes(LoCategoryAttribute.class, dto.getAttributes(), entity, dao));

         entity.setLoRepository(dao.fetch(LoRepository.class, dto.getLoRepository()));

         entity.setLoCategoryType(dao.fetch(LoCategoryType.class, dto.getType()));

         return entity;

     }

     public static LoCategoryInfo toLoCategoryInfo(LoCategory entity) {

         LoCategoryInfo dto = new LoCategoryInfo();

         BeanUtils.copyProperties(entity, dto,

                 new String[] { "desc", "attributes", "loRepository", "loCategoryType" });

         dto.setDesc(toRichTextInfo(entity.getDescr()));

         dto.setMetaInfo(toMetaInfo(entity.getMeta(), entity.getVersionNumber()));

         dto.setAttributes(toAttributeMap(entity.getAttributes()));

         dto.setLoRepository(entity.getLoRepository().getId());

         dto.setType(entity.getLoCategoryType().getId());

         return dto;

     }

     public static LoRepositoryInfo toLoRepositoryInfo(LoRepository entity) {

         LoRepositoryInfo dto = new LoRepositoryInfo();

         BeanUtils.copyProperties(entity, dto,

                 new String[] { "desc", "attributes", "rootLo" });

         dto.setDesc(toRichTextInfo(entity.getDescr()));

         dto.setMetaInfo(toMetaInfo(entity.getMeta(), entity.getVersionNumber()));

         dto.setAttributes(toAttributeMap(entity.getAttributes()));

         dto.setRootLoId(entity.getRootLo() == null? null :entity.getRootLo().getId());

         return dto;

     }

     public static LoTypeInfo toLoTypeInfo(LoType entity) {

         LoTypeInfo dto = new LoTypeInfo();

         BeanUtils.copyProperties(entity, dto,

                 new String[] { "attributes" });

         dto.setAttributes(toAttributeMap(entity.getAttributes()));

         return dto;

     }

     public static List<LoInfo> toLoInfos(List<Lo> los) {

         List<LoInfo> list = new ArrayList<LoInfo>();

         for (Lo lo : los) {

             list.add(toLoInfo(lo));

         }

         return list;

     }

     public static List<LoCategoryInfo> toLoCategoryInfos(List<LoCategory> categories) {

             if (null == categories) {

                     return new ArrayList<LoCategoryInfo>(0);

             }

         List<LoCategoryInfo> list = new ArrayList<LoCategoryInfo>(categories.size());

         for (LoCategory loCategory : categories) {

             list.add(toLoCategoryInfo(loCategory));

         }

         return list;

     }

     public static List<LoRepositoryInfo> toLoRepositoryInfos(List<LoRepository> repositories) {

         List<LoRepositoryInfo> list = new ArrayList<LoRepositoryInfo>();

         for (LoRepository loRepository : repositories) {

             list.add(toLoRepositoryInfo(loRepository));

         }

         return list;

     }

     public static List<LoTypeInfo> toLoTypeInfos(List<LoType> find) {

         List<LoTypeInfo> list = new ArrayList<LoTypeInfo>();

         for (LoType loType : find) {

             list.add(toLoTypeInfo(loType));

         }

         return list;

     }

     public static List<LoLoRelationTypeInfo> toLoLoRelationTypeInfos(List<LoLoRelationType> find) {

         List<LoLoRelationTypeInfo> list = new ArrayList<LoLoRelationTypeInfo>();

         for (LoLoRelationType loType : find) {

             list.add(toLoLoRelationTypeInfo(loType));

         }

         return list;

     }

         public static LoLoRelationTypeInfo toLoLoRelationTypeInfo(LoLoRelationType loLoRelType) {

                 LoLoRelationTypeInfo dto = new LoLoRelationTypeInfo();

         BeanUtils.copyProperties(loLoRelType, dto,

                 new String[] { "attributes" });

         dto.setAttributes(toAttributeMap(loLoRelType.getAttributes()));

         return dto;

         }

         public static LoLoRelation toLoLoRelation(boolean isUpdate, LoLoRelationInfo dto, CrudDao dao) throws DoesNotExistException, VersionMismatchException, InvalidParameterException {

                 return toLoLoRelation(isUpdate, null, dto, dao);

         }

         public static LoLoRelation toLoLoRelation(boolean isUpdate, LoLoRelation entity, LoLoRelationInfo dto, CrudDao dao) throws DoesNotExistException, VersionMismatchException, InvalidParameterException {

         if(null == dto) {

             return null;

         }

         LoLoRelation llRelation;

         if (isUpdate) {

             llRelation = dao.fetch(LoLoRelation.class, dto.getId());

             if (llRelation == null) {

                 throw new DoesNotExistException((new StringBuilder()).append("LoLoRelation does not exist for id: ").append(dto.getId()).toString());

             }

             if ( ! String.valueOf(llRelation.getVersionNumber()).equals(dto.getMetaInfo().getVersionInd()) ) {

                 throw new VersionMismatchException("LoLoRelation to be updated is not the current version");

             }

         } else {

             llRelation = new LoLoRelation();

         }

         BeanUtils.copyProperties(dto, llRelation, new String[] { "lo", "relatedLo", "attributes", "metaInfo" });

         llRelation.setAttributes(toGenericAttributes(LoLoRelationAttribute.class, dto.getAttributes(), llRelation, dao));

         Lo lo = null;

         Lo relatedLo = null;

         LoLoRelationType relationType = null;

         try {

                 lo = dao.fetch(Lo.class, dto.getLoId());

                 relatedLo = dao.fetch(Lo.class, dto.getRelatedLoId());

                 relationType = dao.fetch(LoLoRelationType.class, dto.getType());

         } catch (DoesNotExistException dnee) {

                 throw new DoesNotExistException((null == lo ? "Lo" : (null == relatedLo ? "Related Lo" : "Lo-Lo relation type")) +

                                                                                 " does not exist when creating LoLoRelation", dnee);

         }

         llRelation.setLo(lo);

         llRelation.setRelatedLo(relatedLo);

         llRelation.setLoLoRelationType(relationType);

         return llRelation;

         }

         public static LoLoRelationInfo toLoLoRelationInfo(LoLoRelation entity) {

                 LoLoRelationInfo dto = new LoLoRelationInfo();

         BeanUtils.copyProperties(entity, dto,

                 new String[] { "lo", "relatedLo", "type", "attributes" });

         dto.setLoId(entity.getLo().getId());

         dto.setRelatedLoId(entity.getRelatedLo().getId());

         dto.setType(entity.getLoLoRelationType().getId());

         dto.setMetaInfo(toMetaInfo(entity.getMeta(), entity.getVersionNumber()));

         dto.setAttributes(toAttributeMap(entity.getAttributes()));

         return dto;

         }

     public static LoCategoryType toLoCategoryType(LoCategoryType entity, LoCategoryTypeInfo dto, LoDao dao) throws InvalidParameterException {

         if(entity == null)

             entity = new LoCategoryType();

         BeanUtils.copyProperties(dto, entity,

                 new String[] { "attributes", "metaInfo" });

         entity.setAttributes(toGenericAttributes(LoCategoryTypeAttribute.class, dto.getAttributes(), entity, dao));

         entity.setDescr(dto.getDesc());

         return entity;

     }

         public static LoCategoryTypeInfo toLoCategoryTypeInfo( LoCategoryType loCatType) {

                 LoCategoryTypeInfo dto = new LoCategoryTypeInfo();

                 BeanUtils.copyProperties(loCatType, dto, new String[] { "attributes" });

         dto.setAttributes(toAttributeMap(loCatType.getAttributes()));

         dto.setDesc(loCatType.getDescr());

                 return dto;

         }

         public static List<LoCategoryTypeInfo> toLoCategoryTypeInfos(List<LoCategoryType> categoryTypes) {

         ArrayList<LoCategoryTypeInfo> list = new ArrayList<LoCategoryTypeInfo>();

         for (LoCategoryType catType : categoryTypes) {

             list.add(toLoCategoryTypeInfo(catType));

         }

         return list;

         }

         public static List<LoLoRelationInfo> toLoLoRelationInfos( List<LoLoRelation> llRelations) {

                 List<LoLoRelationInfo> llRelInfos = new ArrayList<LoLoRelationInfo>();

                 for (LoLoRelation llRelation : llRelations) {

                         llRelInfos.add(toLoLoRelationInfo(llRelation));

                 }

                 return llRelInfos;

         }

 }