package com.melloware.jukes.db.orm;
   
   import java.io.File;
   import java.util.Date;
   import java.util.HashSet;
   import java.util.Set;
   
   import org.apache.commons.lang.StringUtils;
   import org.apache.commons.lang.builder.CompareToBuilder;
  import org.apache.commons.lang.builder.EqualsBuilder;
  import org.apache.commons.lang.builder.HashCodeBuilder;
  import org.apache.commons.lang.builder.ToStringBuilder;
  import org.apache.commons.lang.builder.ToStringStyle;
  
  import com.melloware.jukes.db.audit.Auditable;
  
  /**
   * Business POJO representing an ALBUM.
   * <p>
   * Implements Auditable so that the user and date information is updated when
   * this object is updated using a Hibernate Interceptor.
   * <p>
   * Copyright (c) 1999-2007 Melloware, Inc. <http://www.melloware.com>
   * @author Emil A. Lefkof III <info@melloware.com>
   * @version 4.0
   */
  public final class Disc
      extends AbstractJukesObject
      implements Auditable,
                 Comparable {
  
      public static final String PROPERTYNAME_CREATED_DATE = "createdDate";
      public static final String PROPERTYNAME_MODIFIED_DATE = "modifiedDate";
      public static final String PROPERTYNAME_ID = "id";
      public static final String PROPERTYNAME_LOCATION = "location";
      public static final String PROPERTYNAME_BITRATE = "bitrate";
      public static final String PROPERTYNAME_COVER_URL = "coverUrl";
      public static final String PROPERTYNAME_COVER_SIZE = "coverSize";
      public static final String PROPERTYNAME_CREATED_USER = "createdUser";
      public static final String PROPERTYNAME_GENRE = "genre";
      public static final String PROPERTYNAME_MODIFIED_USER = "modifiedUser";
      public static final String PROPERTYNAME_NAME = "name";
      public static final String PROPERTYNAME_YEAR = "year";
      public static final String PROPERTYNAME_DURATION = "duration";
      public static final String PROPERTYNAME_DURATION_TIME = "durationTime";
      public static final String PROPERTYNAME_ARTIST = "artist";
      public static final String PROPERTYNAME_NOTES = "notes";
  
      private Artist artist;
      private Date createdDate;
      private Date modifiedDate;
      private File file = null;
      private Long bitrate;
      private long coverSize;
      private long duration;
      private Long id;
      private Set tracks;
      private String coverUrl;
      private String createdUser;
      private String durationTime;
      private String genre;
      private String location;
      private String modifiedUser;
      private String name;
      private String notes;
      private String year;
  
      /** default constructor */
      public Disc() {
          super();
      }
  
      /** constructor with id */
      public Disc(Long id) {
          this.id = id;
      }
  
      public Artist getArtist() {
          return this.artist;
      }
  
      /**
       * This date determines how the NEW flag is checked in the isNew() function.
       * <p>
       * @return the created date is used to check in the isNew() function
       */
      public Date getAuditDate() {
          return this.createdDate;
      }
  
      /**
       * @return Returns the bitrate.
       */
      public Long getBitrate() {
          return this.bitrate;
      }
  
      /**
       * This is used to fool the tree for lazy loading of tree nodes.
      * <p>
      * @return the number of children this object has
      */
     public int getChildCount() {
         if (childCount == -1) {
             // childCount = HibernateDao.count("Track as track where track.disc = " + this.id);
             childCount = 10;
         }
         return childCount;
     }
 
     /**
      * Gets the coverSize.
      * <p>
      * @return Returns the coverSize.
      */
     public long getCoverSize() {
         return this.coverSize;
     }
 
     public String getCoverUrl() {
         return this.coverUrl;
     }
 
     public Date getCreatedDate() {
         return this.createdDate;
     }
 
     public String getCreatedUser() {
         return this.createdUser;
     }
 
     /**
      * Gets the display format based on a format from prefs.  The format is in
      * aFormat and can have values %b forbitrate, %y for year,
      * %r for running time, and %d for disc.
      *
      * Examples:
      * %y -%d = 2005 - Guero
      * <p>
      * @param aFormat the string format like %y -%d to rename 2005 - Guero
      * @return the value of the display text
      */
     public String getDisplayText(final String aFormat) {
         String display = aFormat;
         if (StringUtils.isBlank(display)) {
             display = "%y %d";
         }
         String result = "";
         display = StringUtils.replace(display, "%b", getBitrate().toString());
         display = StringUtils.replace(display, "%y", getYear());
         display = StringUtils.replace(display, "%r", getDurationTime());
         display = StringUtils.replace(display, "%d", getName());
         display = StringUtils.replace(display, "%D", getName().toUpperCase());
         result = display;
 
         return result;
     }
 
     /**
      * Gets the duration.
      * <p>
      * @return Returns the duration.
      */
     public long getDuration() {
         return this.duration;
     }
 
     /**
      * Gets the durationTime.
      * <p>
      * @return Returns the durationTime.
      */
     public String getDurationTime() {
         return this.durationTime;
     }
 
     public String getGenre() {
         return this.genre;
     }
 
     public Long getId() {
         return this.id;
     }
 
     /**
      * Gets the location.
      * <p>
      * @return Returns the location.
      */
     public String getLocation() {
         return this.location;
     }
 
     public Date getModifiedDate() {
         return this.modifiedDate;
     }
 
     public String getModifiedUser() {
         return this.modifiedUser;
     }
 
     public String getName() {
         return this.name;
     }
 
     /**
      * Gets the notes.
      * <p>
      * @return Returns the notes.
      */
     public String getNotes() {
         return this.notes;
     }
 
     public Set getTracks() {
         return this.tracks;
     }
 
     /**
      * Returns the release year.
      * <p>
      * @return the release year
      */
     public String getYear() {
         return this.year;
     }
 
     public void setArtist(final Artist artist) {
         this.artist = artist;
     }
 
     /**
      * @param aBitrate The bitrate to set.
      */
     public void setBitrate(final Long aBitrate) {
         final Long old = getBitrate();
         this.bitrate = aBitrate;
         firePropertyChange(PROPERTYNAME_BITRATE, old, aBitrate);
 
     }
 
     /**
      * Sets the coverSize.
      * <p>
      * @param aCoverSize The coverSize to set.
      */
     public void setCoverSize(final long aCoverSize) {
         final long old = getCoverSize();
         this.coverSize = aCoverSize;
         firePropertyChange(PROPERTYNAME_COVER_SIZE, old, aCoverSize);
     }
 
     public void setCoverUrl(final String coverUrl) {
         final String old = getCoverUrl();
         this.coverUrl = coverUrl;
         firePropertyChange(PROPERTYNAME_COVER_URL, old, coverUrl);
     }
 
     public void setCreatedDate(final Date createdDate) {
         final Date old = getCreatedDate();
         this.createdDate = createdDate;
         firePropertyChange(PROPERTYNAME_CREATED_DATE, old, createdDate);
     }
 
     public void setCreatedUser(final String createdUser) {
         final String old = getCreatedUser();
         this.createdUser = createdUser;
         firePropertyChange(PROPERTYNAME_CREATED_USER, old, createdUser);
     }
 
     /**
      * Sets the duration.
      * <p>
      * @param aDuration The duration to set.
      */
     public void setDuration(final long aDuration) {
         final long old = getDuration();
         this.duration = aDuration;
         firePropertyChange(PROPERTYNAME_DURATION, old, aDuration);
     }
 
     /**
      * Sets the durationTime.
      * <p>
      * @param aDurationTime The durationTime to set.
      */
     public void setDurationTime(final String aDurationTime) {
         final String old = getDurationTime();
         this.durationTime = aDurationTime;
         firePropertyChange(PROPERTYNAME_DURATION_TIME, old, aDurationTime);
     }
 
     public void setGenre(final String genre) {
         final String old = getGenre();
         this.genre = genre;
         firePropertyChange(PROPERTYNAME_GENRE, old, genre);
     }
 
     public void setId(final Long id) {
         final Long old = getId();
         this.id = id;
         firePropertyChange(PROPERTYNAME_ID, old, id);
     }
 
     /**
      * Sets the location.
      * <p>
      * @param aLocation The location to set.
      */
     public void setLocation(final String aLocation) {
         final String old = getLocation();
         this.location = aLocation;
         this.file = null;
         firePropertyChange(PROPERTYNAME_LOCATION, old, aLocation);
     }
 
     public void setModifiedDate(final Date modifiedDate) {
         final Date old = getModifiedDate();
         this.modifiedDate = modifiedDate;
         firePropertyChange(PROPERTYNAME_MODIFIED_DATE, old, modifiedDate);
     }
 
     public void setModifiedUser(final String modifiedUser) {
         final String old = getModifiedUser();
         this.modifiedUser = modifiedUser;
         firePropertyChange(PROPERTYNAME_MODIFIED_USER, old, modifiedUser);
     }
 
     public void setName(final String name) {
         final String old = getName();
         this.name = name;
         firePropertyChange(PROPERTYNAME_NAME, old, name);
     }
 
     /**
      * Sets the notes.
      * <p>
      * @param aNotes The notes to set.
      */
     public void setNotes(final String aNotes) {
         final String old = getNotes();
         this.notes = aNotes;
         firePropertyChange(PROPERTYNAME_NOTES, old, aNotes);
     }
 
     public void setTracks(final Set tracks) {
         this.tracks = tracks;
     }
 
     /**
      * Sets the release year.
      * <p>
      * @param year the year of this release
      */
     public void setYear(final String year) {
         final String old = getYear();
         this.year = year;
         firePropertyChange(PROPERTYNAME_YEAR, old, year);
     }
 
     /* (non-Javadoc)
      * @see com.melloware.jukes.db.orm.AbstractJukesObject#isValid()
      */
     public boolean isValid() {
         boolean result = false;
         if (StringUtils.isNotBlank(getLocation())) {
             if (this.file == null) {
                 this.file = new File(getLocation());
             }
             result = this.file.exists();
         }
         return result;
     }
 
     @SuppressWarnings("unchecked")
     public void addTrack(final Track track) {
         if (this.tracks == null) {
             this.tracks = new HashSet();
         }
         this.tracks.add(track);
         track.setDisc(this);
     }
 
     /* (non-Javadoc)
      * @see java.lang.Comparable#compareTo(java.lang.Object)
      */
     public int compareTo(Object object) {
         final Disc disc = (Disc)object;
         final CompareToBuilder builder = new CompareToBuilder();
         builder.append(this.getName().toUpperCase(), disc.getName().toUpperCase());
         return builder.toComparison();
     }
 
     /* (non-Javadoc)
      * @see java.lang.Object#equals(java.lang.Object)
      */
     public boolean equals(Object obj) {
         if (!(obj instanceof Disc)) {
             return false;
         }
         if (this == obj) {
             return true;
         }
         final Disc rhs = (Disc)obj;
         final EqualsBuilder builder = new EqualsBuilder();
         builder.append(artist, rhs.artist);
         builder.append(name, rhs.name);
         return builder.isEquals();
     }
 
     /* (non-Javadoc)
      * @see java.lang.Object#hashCode()
      */
     public int hashCode() {
         return new HashCodeBuilder(17, 37).append(artist).append(name).toHashCode();
     }
 
     /* (non-Javadoc)
      * @see java.lang.Object#toString()
      */
     public String toString() {
         final ToStringBuilder builder = new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE);
         builder.append("id", id);
         builder.append("name", name);
         builder.append("year", year);
         builder.append("genre", genre);
         builder.append("bitrate", bitrate);
         builder.append("coverUrl", coverUrl);
         builder.append("location", location);
         return builder.toString();
     }
 
 }