/**
    * Copyright 2005-2015 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.krms.impl.repository;
  
  import org.apache.commons.collections.CollectionUtils;
  import org.kuali.rice.krad.data.jpa.PortableSequenceGenerator;
  import org.kuali.rice.krad.data.jpa.converters.BooleanYNConverter;
  import org.kuali.rice.krms.api.repository.category.CategoryDefinition;
  import org.kuali.rice.krms.api.repository.context.ContextDefinition;
  import org.kuali.rice.krms.api.repository.term.TermSpecificationDefinition;
  import org.kuali.rice.krms.api.repository.term.TermSpecificationDefinitionContract;
  
  import javax.persistence.CascadeType;
  import javax.persistence.Column;
  import javax.persistence.Convert;
  import javax.persistence.Entity;
  import javax.persistence.FetchType;
  import javax.persistence.GeneratedValue;
  import javax.persistence.Id;
  import javax.persistence.JoinColumn;
  import javax.persistence.JoinTable;
  import javax.persistence.ManyToMany;
  import javax.persistence.OneToMany;
  import javax.persistence.Table;
  import javax.persistence.Transient;
  import javax.persistence.Version;
  import java.io.Serializable;
  import java.util.ArrayList;
  import java.util.List;
  
  @Entity
  @Table(name = "KRMS_TERM_SPEC_T")
  public class TermSpecificationBo implements TermSpecificationDefinitionContract, Serializable {
  
      private static final long serialVersionUID = 1l;
  
      @PortableSequenceGenerator(name = "KRMS_TERM_SPEC_S")
      @GeneratedValue(generator = "KRMS_TERM_SPEC_S")
      @Id
      @Column(name = "TERM_SPEC_ID")
      private String id;
  
      @Column(name = "NM")
      private String name;
  
      @Column(name = "NMSPC_CD")
      private String namespace;
  
      @Column(name = "TYP")
      private String type;
  
      @Column(name = "DESC_TXT")
      private String description;
  
      @Column(name = "ACTV")
      @Convert(converter = BooleanYNConverter.class)
      private boolean active = true;
  
      @Column(name = "VER_NBR")
      @Version
      private Long versionNumber;
  
      @ManyToMany(targetEntity = CategoryBo.class, cascade = { CascadeType.REFRESH })
      @JoinTable(name = "KRMS_TERM_SPEC_CTGRY_T",
              joinColumns = { @JoinColumn(name = "TERM_SPEC_ID", referencedColumnName = "TERM_SPEC_ID") },
              inverseJoinColumns = { @JoinColumn(name = "CTGRY_ID", referencedColumnName = "CTGRY_ID") })
      private List<CategoryBo> categories = new ArrayList<CategoryBo>();
  
      @OneToMany(orphanRemoval = true, mappedBy = "termSpecification", fetch = FetchType.LAZY,
              cascade = { CascadeType.REFRESH, CascadeType.MERGE, CascadeType.REMOVE, CascadeType.PERSIST })
      @JoinColumn(name = "TERM_SPEC_ID", referencedColumnName = "TERM_SPEC_ID")
      private List<ContextValidTermBo> contextValidTerms = new ArrayList<ContextValidTermBo>();
  
      @Transient
      private List<String> contextIds = new ArrayList<String>();
  
      @Transient
      private List<ContextBo> contexts = new ArrayList<ContextBo>();
  
      /**
       * Converts a mutable bo to it's immutable counterpart
       *
       * @param bo the mutable business object
       * @return the immutable object
       */
      public static TermSpecificationDefinition to(TermSpecificationBo bo) {
         if (bo == null) {
             return null;
         }
 
         return TermSpecificationDefinition.Builder.create(bo).build();
     }
 
     /**
      * Converts a immutable object to it's mutable bo counterpart
      *
      * @param im immutable object
      * @return the mutable bo
      */
     public static TermSpecificationBo from(TermSpecificationDefinition im) {
         if (im == null) {
             return null;
         }
 
         TermSpecificationBo bo = new TermSpecificationBo();
         bo.id = im.getId();
         bo.namespace = im.getNamespace();
         bo.name = im.getName();
         bo.type = im.getType();
         bo.description = im.getDescription();
         bo.categories = new ArrayList<CategoryBo>();
 
         for (CategoryDefinition category : im.getCategories()) {
             bo.categories.add(CategoryBo.from(category));
         }
 
         bo.contextIds.addAll(im.getContextIds());
         bo.active = im.isActive();
         bo.setVersionNumber(im.getVersionNumber());
 
         return bo;
     }
 
     public String getId() {
         return id;
     }
 
     public void setId(String id) {
         this.id = id;
     }
 
     public String getName() {
         return name;
     }
 
     public void setName(String name) {
         this.name = name;
     }
 
     public String getNamespace() {
         return namespace;
     }
 
     public void setNamespace(String namespace) {
         this.namespace = namespace;
     }
 
     public String getType() {
         return type;
     }
 
     public void setType(String type) {
         this.type = type;
     }
 
     public String getDescription() {
         return description;
     }
 
     public void setDescription(String description) {
         this.description = description;
     }
 
     public boolean getActive() {
         return active;
     }
 
     public boolean isActive() {
         return active;
     }
 
     public void setActive(boolean active) {
         this.active = active;
     }
 
     public Long getVersionNumber() {
         return versionNumber;
     }
 
     public void setVersionNumber(Long versionNumber) {
         this.versionNumber = versionNumber;
     }
 
     public List<CategoryBo> getCategories() {
         return categories;
     }
 
     public void setCategories(List<CategoryBo> categories) {
         this.categories = categories;
     }
 
     public List<String> getContextIds() {
         if(CollectionUtils.isEmpty(contextIds)){
             for(ContextValidTermBo contextValidTermBo : this.getContextValidTerms()) {
                 contextIds.add(contextValidTermBo.getContextId());
             }
         }
         return contextIds;
     }
 
     public void setContextIds(List<String> contextIds) {
         this.contextIds = contextIds;
     }
 
     public List<ContextBo> getContexts() {
         if(CollectionUtils.isEmpty(contexts)){
             for(ContextValidTermBo contextValidTermBo : this.getContextValidTerms()) {
                 ContextDefinition context =
                         KrmsRepositoryServiceLocator.getContextBoService().getContextByContextId(contextValidTermBo.getContextId());
 
                 if (context != null) {
                     contexts.add(ContextBo.from(context));
                 }
             }
         }
         return contexts;
     }
 
     public void setContexts(List<ContextBo> contexts) {
         this.contexts = contexts;
     }
 
     public List<ContextValidTermBo> getContextValidTerms() {
         return contextValidTerms;
     }
 
     public void setContextValidTerms(List<ContextValidTermBo> contextValidTerms) {
         this.contextValidTerms = contextValidTerms;
     }
 }