/**
    * Copyright 2005-2012 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.bo;
  
  import org.hibernate.annotations.GenericGenerator;
  import org.hibernate.annotations.Parameter;
  import org.kuali.rice.core.api.CoreApiServiceLocator;
  import org.kuali.rice.kim.api.identity.Person;
  import org.kuali.rice.kim.api.services.KimApiServiceLocator;
  import org.kuali.rice.krad.service.KRADServiceLocator;
  import org.kuali.rice.krad.util.KRADConstants;
  import org.kuali.rice.krad.util.UrlFactory;
  
  import javax.persistence.CascadeType;
  import javax.persistence.Column;
  import javax.persistence.Entity;
  import javax.persistence.FetchType;
  import javax.persistence.GeneratedValue;
  import javax.persistence.Id;
  import javax.persistence.JoinColumn;
  import javax.persistence.OneToOne;
  import javax.persistence.Table;
  import javax.persistence.Transient;
  import java.sql.Timestamp;
  import java.util.Properties;
  
  /**
   * Represents a user note in the system.
   */
  @Entity
  @Table(name="KRNS_NTE_T")
  public class Note extends PersistableBusinessObjectBase {
      private static final long serialVersionUID = -7647166354016356770L;
  
      @Id
      @GeneratedValue(generator="KRNS_NTE_S")
  	@GenericGenerator(name="KRNS_NTE_S",strategy="org.hibernate.id.enhanced.SequenceStyleGenerator",parameters={
  			@Parameter(name="sequence_name",value="KRNS_NTE_S"),
  			@Parameter(name="value_column",value="id")
  	})
  	@Column(name="NTE_ID")
  	private Long noteIdentifier;
      @Column(name="RMT_OBJ_ID")
  	private String remoteObjectIdentifier;
      @Column(name="AUTH_PRNCPL_ID")
  	private String authorUniversalIdentifier;
  	@Column(name="POST_TS")
  	private Timestamp notePostedTimestamp;
      @Column(name="NTE_TYP_CD")
  	private String noteTypeCode;
      @Column(name="TXT")
  	private String noteText;
      @Column(name="TPC_TXT")
  	private String noteTopicText;
      @Column(name="PRG_CD")
  	private String notePurgeCode;
      @Transient
      private String attachmentIdentifier;
  
      @OneToOne(fetch=FetchType.EAGER)
  	@JoinColumn(name="NTE_TYP_CD", insertable=false, updatable=false)
  	private NoteType noteType;
      @Transient
      private transient Person authorUniversal;
      @OneToOne(fetch = FetchType.EAGER, cascade = { CascadeType.ALL })
  	@JoinColumn(name = "NTE_ID", insertable = false, updatable = false)
  	private Attachment attachment;
      @Transient
      private AdHocRouteRecipient adHocRouteRecipient;
  
      /**
       * Default constructor.
       */
      public Note() {
          super();
  
          //this.setNotePostedTimestampToCurrent();
          this.setNoteText(KRADConstants.EMPTY_STRING);
          // for now just do this
          this.setNoteTypeCode("DH");
  
          this.setAdHocRouteRecipient(new AdHocRoutePerson());
      }
      
      /**
       * Sets the {@link #setNotePostedTimestamp(Timestamp)} to the current time.
      */
     public void setNotePostedTimestampToCurrent() {
     	final Timestamp now = CoreApiServiceLocator.getDateTimeService().getCurrentTimestamp();
     	this.setNotePostedTimestamp(now);
     }
 
     /**
      * Gets the noteIdentifier attribute.
      * 
      * @return Returns the noteIdentifier.
      */
     public Long getNoteIdentifier() {
         return noteIdentifier;
     }
 
     /**
      * Sets the noteIdentifier attribute value.
      * 
      * @param noteIdentifier The noteIdentifier to set.
      */
     public void setNoteIdentifier(Long noteIdentifier) {
         this.noteIdentifier = noteIdentifier;
     }
 
     /**
      * Gets the remoteObjectIdentifier attribute.
      * 
      * @return Returns the remoteObjectIdentifier
      */
     public String getRemoteObjectIdentifier() {
         return remoteObjectIdentifier;
     }
 
     /**
      * Sets the remoteObjectIdentifier attribute.
      * 
      * @param remoteObjectIdentifier The remoteObjectIdentifier to set.
      */
     public void setRemoteObjectIdentifier(String remoteObjectIdentifier) {
         this.remoteObjectIdentifier = remoteObjectIdentifier;
     }
 
 
     /**
      * Gets the authorUniversalIdentifier attribute.
      * 
      * @return Returns the authorUniversalIdentifier
      */
     public String getAuthorUniversalIdentifier() {
         return authorUniversalIdentifier;
     }
 
     /**
      * Sets the authorUniversalIdentifier attribute.
      * 
      * @param noteAuthorIdentifier The author ID to be set as the AuthorUniversalIdentifier
      */
     public void setAuthorUniversalIdentifier(String noteAuthorIdentifier) {
         this.authorUniversalIdentifier = noteAuthorIdentifier;
     }
 
 
     /**
      * Gets the notePostedTimestamp attribute.
      * 
      * @return Returns the notePostedTimestamp
      */
     public Timestamp getNotePostedTimestamp() {
         return notePostedTimestamp;
     }
 
     /**
      * Sets the notePostedTimestamp attribute.
      * 
      * @param notePostedTimestamp The notePostedTimestamp to set.
      */
     public void setNotePostedTimestamp(Timestamp notePostedTimestamp) {
         this.notePostedTimestamp = notePostedTimestamp;
     }
 
 
     /**
      * Gets the noteTypeCode attribute.
      * 
      * @return Returns the noteTypeCode
      */
     public String getNoteTypeCode() {
         return noteTypeCode;
     }
 
     /**
      * Sets the noteTypeCode attribute.
      * 
      * @param noteTypeCode The noteTypeCode to set.
      */
     public void setNoteTypeCode(String noteTypeCode) {
         this.noteTypeCode = noteTypeCode;
     }
 
 
     /**
      * Gets the noteText attribute.
      * 
      * @return Returns the noteText
      */
     public String getNoteText() {
         return noteText;
     }
 
     /**
      * Sets the noteText attribute.
      * 
      * @param noteText The noteText to set.
      */
     public void setNoteText(String noteText) {
         this.noteText = noteText;
     }
 
 
     /**
      * Gets the noteTopicText attribute.
      * 
      * @return Returns the noteTopicText.
      */
     public String getNoteTopicText() {
         return noteTopicText;
     }
 
     /**
      * Sets the noteTopicText attribute value.
      * 
      * @param noteTopicText The noteTopicText to set.
      */
     public void setNoteTopicText(String noteTopicText) {
         this.noteTopicText = noteTopicText;
     }
 
     /**
      * Gets the notePurgeCode attribute.
      * 
      * @return Returns the notePurgeCode
      */
     public String getNotePurgeCode() {
         return notePurgeCode;
     }
 
     /**
      * Sets the notePurgeCode attribute.
      * 
      * @param notePurgeCode The notePurgeCode to set.
      */
     public void setNotePurgeCode(String notePurgeCode) {
         this.notePurgeCode = notePurgeCode;
     }
 
     /**
      * Gets the noteType attribute.
      * 
      * @return Returns the noteType.
      */
     public NoteType getNoteType() {
         return noteType;
     }
 
     /**
      * Sets the noteType attribute value.
      * 
      * @param noteType The noteType to set.
      * @deprecated
      */
     public void setNoteType(NoteType noteType) {
         this.noteType = noteType;
     }
 
     /**
      * Gets the authorUniversal attribute.
      * 
      * @return Returns the authorUniversal.
      */
     public Person getAuthorUniversal() {
         authorUniversal = KimApiServiceLocator.getPersonService().updatePersonIfNecessary(authorUniversalIdentifier, authorUniversal);
         return authorUniversal;
     }
 
     /**
      * Sets the authorUniversal attribute value.
      * 
      * @param authorUniversal The authorUniversal to set.
      * @deprecated
      */
     public void setAuthorUniversal(Person authorUniversal) {
         this.authorUniversal = authorUniversal;
     }
 
     /**
      * Gets the attachment attribute.
      * 
      * @return Returns the attachment.
      */
     public Attachment getAttachment() {
         return attachment;
     }
 
     /**
      * Sets the attachment attribute value.
      * 
      * @param attachment The attachment to set.
      */
     public void setAttachment(Attachment attachment) {
         this.attachment = attachment;
     }
 
     /**
      * Gets the attachmentIdentifier attribute.
      * 
      * @return Returns the attachmentIdentifier.
      */
     public String getAttachmentIdentifier() {
         return attachmentIdentifier;
     }
 
     /**
      * Sets the attachmentIdentifier attribute value.
      * 
      * @param attachmentIdentifier The attachmentIdentifier to set.
      */
     public void setAttachmentIdentifier(String attachmentIdentifier) {
         this.attachmentIdentifier = attachmentIdentifier;
     }
 
     /**
      * Adds the given attachment to this note. More specifically, sets both the attachmentIdentifier and the attachment reference,
      * since they both need to be done separately now that we aren't using anonymous keys.
      * 
      * @param attachment
      */
     public void addAttachment(Attachment attachment) {
         setAttachmentIdentifier(attachment.getAttachmentIdentifier());
         setAttachment(attachment);
 
         // copy foreign key and redundant values into attachment
         attachment.setNoteIdentifier(noteIdentifier);
         // we'll need this note reference if the attachment is deleted
         // before the note is saved
         attachment.setNote(this);
     }
 
     /**
      * Removes the current attachment, if any. More specifically, clears both the attachmentIdentifier and the attachment reference,
      * since they both need to be done separately now that we aren't using anonymous keys.
      */
     public void removeAttachment() {
         setAttachment(null);
         setAttachmentIdentifier(null);
     }
 
     /**
      * @return the adHocRouteRecipient
      */
     public AdHocRouteRecipient getAdHocRouteRecipient() {
         return adHocRouteRecipient;
     }
 
     /**
      * @param adHocRouteRecipient the adHocRouteRecipient to set
      */
     public void setAdHocRouteRecipient(AdHocRouteRecipient adHocRouteRecipient) {
         this.adHocRouteRecipient = adHocRouteRecipient;
     }
     /**
      * @return the attachmentLink
      */
     public String getAttachmentLink() {
         //getAttachment() is always return null.
         if(KRADServiceLocator.getAttachmentService().getAttachmentByNoteId(this.getNoteIdentifier()) == null){
             return "";
         }else{
             Properties params = new Properties();
             params.put(KRADConstants.DISPATCH_REQUEST_PARAMETER, KRADConstants.DOWNLOAD_BO_ATTACHMENT_METHOD);
             params.put(KRADConstants.DOC_FORM_KEY, "88888888");
             params.put(KRADConstants.NOTE_IDENTIFIER, this.getNoteIdentifier().toString());
             return UrlFactory.parameterizeUrl(KRADConstants.INQUIRY_ACTION, params);
         }
     }
 }