/**
    * 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.krad.datadictionary;
  
  import java.util.ArrayList;
  import java.util.LinkedHashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.krad.datadictionary.exception.DuplicateEntryException;
  import org.kuali.rice.krad.datadictionary.parse.BeanTagAttribute;
  import org.kuali.rice.krad.datadictionary.validator.ValidationTrace;
  import org.kuali.rice.krad.document.Document;
  import org.kuali.rice.krad.document.DocumentAuthorizer;
  import org.kuali.rice.krad.document.DocumentAuthorizerBase;
  import org.kuali.rice.krad.document.DocumentPresentationController;
  import org.kuali.rice.krad.document.DocumentPresentationControllerBase;
  import org.kuali.rice.krad.keyvalues.KeyValuesFinder;
  import org.kuali.rice.krad.rules.rule.BusinessRule;
  
  /**
   * A single Document entry in the DataDictionary, which contains information relating to the display, validation, and
   * general maintenance of a Document (transactional or maintenance) and its attributes
   *
   * <p>
   * The setters do validation to facilitate generating errors during the parsing process.
   * </p>
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public abstract class DocumentEntry extends DataDictionaryEntryBase {
      private static final long serialVersionUID = 8231730871830055356L;
  
      private static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(DocumentEntry.class);
  
      protected String documentTypeName;
  
      protected Class<? extends Document> documentClass;
      protected Class<? extends Document> baseDocumentClass;
      protected Class<? extends BusinessRule> businessRulesClass;
  
      protected boolean allowsNoteAttachments = true;
      protected boolean allowsNoteFYI = false;
      protected Class<? extends KeyValuesFinder> attachmentTypesValuesFinderClass;
      protected boolean displayTopicFieldInNotes = false;
      protected boolean usePessimisticLocking = false;
      protected boolean useWorkflowPessimisticLocking = false;
      protected boolean encryptDocumentDataInPersistentSessionStorage = false;
  
      protected boolean allowsCopy = false;
      protected WorkflowProperties workflowProperties;
      protected WorkflowAttributes workflowAttributes;
  
      protected Class<? extends DocumentAuthorizer> documentAuthorizerClass;
      protected Class<? extends DocumentPresentationController> documentPresentationControllerClass;
  
      protected List<ReferenceDefinition> defaultExistenceChecks = new ArrayList<ReferenceDefinition>();
      protected Map<String, ReferenceDefinition> defaultExistenceCheckMap =
              new LinkedHashMap<String, ReferenceDefinition>();
  
      public DocumentEntry() {
          super();
  
          documentAuthorizerClass = DocumentAuthorizerBase.class;
          documentPresentationControllerClass = DocumentPresentationControllerBase.class;
      }
  
      /**
       * @see org.kuali.rice.krad.datadictionary.DataDictionaryEntry#getJstlKey()
       */
      @Override
      public String getJstlKey() {
          return documentTypeName;
      }
  
      /**
       * Setter for document class associated with the document
       *
       * @param documentClass - the document class associated with the document
       */
      public void setDocumentClass(Class<? extends Document> documentClass) {
          if (documentClass == null) {
              throw new IllegalArgumentException("invalid (null) documentClass");
          }
  
         this.documentClass = documentClass;
     }
 
     /**
      * The {@link Document} subclass associated with the document
      *
      * @return Class<? extends Document>
      */
     @BeanTagAttribute(name = "documentClass")
     public Class<? extends Document> getDocumentClass() {
         return documentClass;
     }
 
     /**
      * The optional baseDocumentClass element is the name of the java base class
      * associated with the document. This gives the data dictionary the ability
      * to index by the base class in addition to the current class.
      *
      * @param baseDocumentClass - the superclass associated with the document
      */
     public void setBaseDocumentClass(Class<? extends Document> baseDocumentClass) {
         this.baseDocumentClass = baseDocumentClass;
     }
 
     /**
      * The optional {@link Document} superclass associated with the document
      *
      * <p>
      * This gives the data dictionary the ability to index by the superclass in addition to the current class.
      * </p>
      *
      * @return Class<? extends Document>
      */
     @BeanTagAttribute(name = "getBaseDocumentClass")
     public Class<? extends Document> getBaseDocumentClass() {
         return baseDocumentClass;
     }
 
     /**
      * Setter for the {@link BusinessRule} to execute rules for the document
      */
     public void setBusinessRulesClass(Class<? extends BusinessRule> businessRulesClass) {
         this.businessRulesClass = businessRulesClass;
     }
 
     /**
      * The {@link BusinessRule} that will be used to execute business rules for the document
      *
      * @return BusinessRule
      */
     @BeanTagAttribute(name = "businessRulesClass")
     public Class<? extends BusinessRule> getBusinessRulesClass() {
         return businessRulesClass;
     }
 
     /**
      * Setter for the name of the document as defined in the workflow system
      *
      * @param documentTypeName - name of the document in workflow
      */
     public void setDocumentTypeName(String documentTypeName) {
         if (StringUtils.isBlank(documentTypeName)) {
             throw new IllegalArgumentException("invalid (blank) documentTypeName");
         }
         this.documentTypeName = documentTypeName;
     }
 
     /**
      * The name of the document in the workflow system
      *
      * @return String
      */
     @BeanTagAttribute(name = "documentTypeName")
     public String getDocumentTypeName() {
         return this.documentTypeName;
     }
 
     @Override
     public void dataDictionaryPostProcessing() {
         super.dataDictionaryPostProcessing();
 
         if (defaultExistenceChecks != null) {
             defaultExistenceCheckMap.clear();
             for (ReferenceDefinition reference : defaultExistenceChecks) {
                 if (reference == null) {
                     continue;
                 }
 
                 String keyName = reference.isCollectionReference() ?
                         (reference.getCollection() + "." + reference.getAttributeName()) : reference.getAttributeName();
                 if (defaultExistenceCheckMap.containsKey(keyName)) {
                     throw new DuplicateEntryException(
                             "duplicate defaultExistenceCheck entry for attribute '" + keyName + "'");
                 }
                 reference.setBusinessObjectClass(getEntryClass());
                 defaultExistenceCheckMap.put(keyName, reference);
             }
         }
 
         if ( workflowAttributes != null ) {
             workflowAttributes.dataDictionaryPostProcessing();
         }
         for ( ReferenceDefinition refDef : defaultExistenceChecks ) {
             refDef.dataDictionaryPostProcessing();
         }
     }
 
     @Override
     public void completeValidation(ValidationTrace tracer) {
         tracer.addBean(getClass().getSimpleName(), getDocumentTypeName());
 
         if (workflowProperties != null && workflowAttributes != null) {
             String currentValues[] = {"workflowProperties = " + getWorkflowProperties(),
                     "workflowAttributes = " + getWorkflowAttributes()};
             tracer.createError("WorkflowProperties and workflowAttributes cannot both be defined for a document",
                     currentValues);
         }
 
         validateDefaultExistenceChecks(tracer);
 
         super.completeValidation(tracer.getCopy());
     }
 
     protected void validateDefaultExistenceChecks( ValidationTrace tracer ) {
         for ( ReferenceDefinition refDef : defaultExistenceChecks ) {
             refDef.completeValidation(documentClass, null,tracer.getCopy());
         }
     }
 
     /**
      * @see org.kuali.rice.krad.datadictionary.DataDictionaryEntry#getFullClassName()
      */
     @Override
     public String getFullClassName() {
         if (getBaseDocumentClass() != null) {
             return getBaseDocumentClass().getName();
         }
         if (getDocumentClass() != null) {
             return getDocumentClass().getName();
         }
         return "";
     }
 
     /**
      * @see org.kuali.rice.krad.datadictionary.DataDictionaryEntryBase#getEntryClass()
      */
     @Override
     public Class getEntryClass() {
         return getDocumentClass();
     }
 
     /**
      * Indicates whether the "Notes and Attachments" tab will render a column for a note topic
      *
      * @return boolean
      */
     @BeanTagAttribute(name = "displayTopicFieldInNotes")
     public boolean getDisplayTopicFieldInNotes() {
         return displayTopicFieldInNotes;
     }
 
     /**
      * Setter for the flag indicating whether the note topic field will be rendered in the notes tab
      *
      * @param displayTopicFieldInNotes
      */
     public void setDisplayTopicFieldInNotes(boolean displayTopicFieldInNotes) {
         this.displayTopicFieldInNotes = displayTopicFieldInNotes;
     }
 
     /**
      * DataObjectWrapper method for contained usePessimisticLocking
      *
      * @return usePessimisticLocking boolean
      */
     @BeanTagAttribute(name = "usePessimisticLocking")
     public boolean getUsePessimisticLocking() {
         return this.usePessimisticLocking;
     }
 
     /**
      * @param usePessimisticLocking
      */
     public void setUsePessimisticLocking(boolean usePessimisticLocking) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("calling setUsePessimisticLocking '" + usePessimisticLocking + "'");
         }
 
         this.usePessimisticLocking = usePessimisticLocking;
     }
 
     /**
      * DataObjectWrapper method for contained useWorkflowPessimisticLocking
      *
      * @return useWorkflowPessimisticLocking boolean
      */
     @BeanTagAttribute(name = "useWorkflowPessimisticLocking")
     public boolean getUseWorkflowPessimisticLocking() {
         return this.useWorkflowPessimisticLocking;
     }
 
     /**
      * @param useWorkflowPessimisticLocking
      */
     public void setUseWorkflowPessimisticLocking(boolean useWorkflowPessimisticLocking) {
         if (LOG.isDebugEnabled()) {
             LOG.debug("calling setuseWorkflowPessimisticLocking '" + useWorkflowPessimisticLocking + "'");
         }
 
         this.useWorkflowPessimisticLocking = useWorkflowPessimisticLocking;
     }
 
     /**
      * The attachmentTypesValuesFinderClass specifies the name of a values finder
      * class. This is used to determine the set of file types that are allowed
      * to be attached to the document.
      */
     public void setAttachmentTypesValuesFinderClass(Class<? extends KeyValuesFinder> attachmentTypesValuesFinderClass) {
         if (attachmentTypesValuesFinderClass == null) {
             throw new IllegalArgumentException("invalid (null) attachmentTypesValuesFinderClass");
         }
 
         this.attachmentTypesValuesFinderClass = attachmentTypesValuesFinderClass;
     }
 
     /**
      * @see org.kuali.rice.krad.datadictionary.control.ControlDefinition#getValuesFinderClass()
      */
     @BeanTagAttribute(name = "attachmentTypesValuesFinderClass")
     public Class<? extends KeyValuesFinder> getAttachmentTypesValuesFinderClass() {
         return attachmentTypesValuesFinderClass;
     }
 
     /**
      * The allowsCopy element contains a true or false value.
      * If true, then a user is allowed to make a copy of the
      * record using the maintenance screen.
      */
     public void setAllowsCopy(boolean allowsCopy) {
         this.allowsCopy = allowsCopy;
     }
 
     @BeanTagAttribute(name = "allowsCopy")
     public boolean getAllowsCopy() {
         return allowsCopy;
     }
 
     /**
      * Indicates that a document screen allows notes with attachments
      *
      * <p>
      * The add attachments section on notes will not be rendered when this is set to false.
      * </p>
      *
      * @return boolean
      */
     @BeanTagAttribute(name = "allowsNoteAttachments")
     public boolean getAllowsNoteAttachments() {
         return this.allowsNoteAttachments;
     }
 
     /**
      * Setter for flag indicating that attacments can be added to notes
      *
      * @param allowsNoteAttachments
      */
     public void setAllowsNoteAttachments(boolean allowsNoteAttachments) {
         this.allowsNoteAttachments = allowsNoteAttachments;
     }
 
     /**
      * Indicates whether to render the AdHoc FYI recipient box and Send FYI button
      *
      * @return boolean
      */
     @BeanTagAttribute(name = "allowsNoteFYI")
     public boolean getAllowsNoteFYI() {
         return allowsNoteFYI;
     }
 
     /**
      * Setter for the flag indicating whether to render the AdHoc FYI recipient box and Send FYI button
      *
      * @param allowsNoteFYI
      */
     public void setAllowsNoteFYI(boolean allowsNoteFYI) {
         this.allowsNoteFYI = allowsNoteFYI;
     }
 
     @BeanTagAttribute(name = "workflowProperties", type = BeanTagAttribute.AttributeType.SINGLEBEAN)
     public WorkflowProperties getWorkflowProperties() {
         return this.workflowProperties;
     }
 
     /**
      * This element is used to define a set of workflowPropertyGroups, which are used to
      * specify which document properties should be serialized during the document serialization
      * process.
      */
     public void setWorkflowProperties(WorkflowProperties workflowProperties) {
         this.workflowProperties = workflowProperties;
     }
 
     @BeanTagAttribute(name = "workflowAttributes", type = BeanTagAttribute.AttributeType.SINGLEBEAN)
     public WorkflowAttributes getWorkflowAttributes() {
         return this.workflowAttributes;
     }
 
     public void setWorkflowAttributes(WorkflowAttributes workflowAttributes) {
         this.workflowAttributes = workflowAttributes;
     }
 
     /**
      * Full class name for the {@link DocumentAuthorizer} that will authorize actions for this document
      *
      * @return class name for document authorizer
      */
     @BeanTagAttribute(name = "documentAuthorizerClass")
     public Class<? extends DocumentAuthorizer> getDocumentAuthorizerClass() {
         return documentAuthorizerClass;
     }
 
     /**
      * Setter for the document authorizer class name
      *
      * @param documentAuthorizerClass
      */
     public void setDocumentAuthorizerClass(Class<? extends DocumentAuthorizer> documentAuthorizerClass) {
         this.documentAuthorizerClass = documentAuthorizerClass;
     }
 
     /**
      * Full class name for the {@link DocumentPresentationController} that will be invoked to implement presentation
      * logic for the document
      *
      * @return class name for document presentation controller
      */
     @BeanTagAttribute(name = "documentPresentationControllerClass")
     public Class<? extends DocumentPresentationController> getDocumentPresentationControllerClass() {
         return documentPresentationControllerClass;
     }
 
     /**
      * Setter for the document presentation controller class name
      *
      * @param documentPresentationControllerClass
      */
     public void setDocumentPresentationControllerClass(
             Class<? extends DocumentPresentationController> documentPresentationControllerClass) {
         this.documentPresentationControllerClass = documentPresentationControllerClass;
     }
 
     /**
      * The defaultExistenceChecks element contains a list of reference object names which are required to exist when
      * maintaining a BO
      *
      * <p>
      * Optionally, the reference objects can be required to be active. The list keeps the order in which they were
      * added. JSTL: defaultExistenceChecks is a Map of Reference elements, whose entries are keyed by attributeName.
      * </p>
      *
      * @return list of reference definitions
      */
     @BeanTagAttribute(name = "defaultExistenceChecks", type = BeanTagAttribute.AttributeType.LISTBEAN)
     public List<ReferenceDefinition> getDefaultExistenceChecks() {
         return defaultExistenceChecks;
     }
 
     /**
      * Setter for the list of all defaultExistenceCheck {@link ReferenceDefinition} associated with this
      * {@link org.kuali.rice.krad.maintenance.MaintenanceDocument}
      *
      * @param defaultExistenceChecks
      */
     public void setDefaultExistenceChecks(List<ReferenceDefinition> defaultExistenceChecks) {
         this.defaultExistenceChecks = defaultExistenceChecks;
     }
 
     /**
      * The {@code List} of all defaultExistenceCheck reference fieldNames associated with this MaintenanceDocument
      *
      * <p>
      * The List keeps the order the items were added in.
      * </p>
      *
      * @return List
      */
     public List<String> getDefaultExistenceCheckFieldNames() {
         List<String> fieldNames = new ArrayList<String>();
         fieldNames.addAll(this.defaultExistenceCheckMap.keySet());
 
         return fieldNames;
     }
 
     /**
      * Indicates that the document data should be encrypted when persisted
      *
      * @return boolean
      */
     @BeanTagAttribute(name = "encryptDocumentDataInPersistentSessionStorage")
     public boolean isEncryptDocumentDataInPersistentSessionStorage() {
         return this.encryptDocumentDataInPersistentSessionStorage;
     }
 
     /**
      * Setter for flag indicating that the document data should be encrypted when persisted
      *
      * @param encryptDocumentDataInPersistentSessionStorage
      */
     public void setEncryptDocumentDataInPersistentSessionStorage(
             boolean encryptDocumentDataInPersistentSessionStorage) {
         this.encryptDocumentDataInPersistentSessionStorage = encryptDocumentDataInPersistentSessionStorage;
     }
 }