package com.melloware.jukes.ws;
   
   import java.util.ArrayList;
   import java.util.Collection;
   
   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 entagged.freedb.FreedbReadResult;
  
  /**
   * Wrapper class for FreeDB search results
   * <p>
   * Copyright (c) 1999-2007 Melloware, Inc. <http://www.melloware.com>
   * @author Emil A. Lefkof III <info@melloware.com>
   * @version 4.0
   * AZ Development 2010
   */
  @SuppressWarnings("unchecked")
  public final class FreeDBItem {
  
     private final Collection tracks = new ArrayList();
     private String disc = null;
     private String artist = null;
     private String itemId = null;
     private String releaseDate = null;
     private String releaseYear = null;
     private String genre = null;
  
     
     /**
      * Default constructor based on FreeDB search result. 
      */
     public FreeDBItem(FreedbReadResult freedbResult) {
        super();
        FreeDBinitialize(freedbResult);
     }
  
     /**
      * Initialize all the fields of this object from the FreeDB search result.
      *
      * @param FreedbReadResult aFreedbResult
      */
     private void FreeDBinitialize(FreedbReadResult aFreedbResult) {
        final FreedbReadResult freedbResult = aFreedbResult;
        if (freedbResult == null) {
           throw new IllegalArgumentException("FreeDB search result is null.");
        }
        setItemId(freedbResult.getDiscId());
        setArtist(freedbResult.getArtist());
        setTitle(freedbResult.getAlbum());
        setReleaseYear(freedbResult.getYear());
        setGenre(freedbResult.getGenre());
  
        final int tracksNumber = freedbResult.getTracksNumber(); 
  	  for (int ij=0; ij<tracksNumber; ij=ij+1){ //loop for tracks
  	  setTrack(freedbResult.getTrackTitle(ij));
        }
     }
     
     /**
      * Gets the disc.
      * <p>
      * @return Returns the disc.
      */
     public String getDisc() {
        return this.disc;
     }
  
     /**
      * Gets the artist.
      * <p>
      * @return Returns the artist.
      */
     public String getArtist() {
        return this.artist;
     }
  
     /**
      * Gets the itemId.
      * <p>
      * @return Returns the itemId.
      */
     public String getItemId() {
        return this.itemId;
     }
  
     /**
      * Gets the releaseDate.
      * <p>
      * @return Returns the releaseDate.
      */
     public String getReleaseDate() {
        return this.releaseDate;
     }
  
     /**
     * Gets the releaseYear.
     * <p>
     * @return Returns the releaseYear.
     */
    public String getReleaseYear() {
       if ((this.releaseYear == null) && (this.releaseDate != null) && (this.releaseDate.length() > 4)) {
          this.releaseYear = this.releaseDate.substring(0, 4);
       }
       return this.releaseYear;
    }
    
    /**
     * Gets the genre.
     * <p>
     * @return Returns the genre.
     */
    public String getGenre() {
       return this.genre;
    }
 
    /**
     * Gets the tracks.
     * <p>
     * @return Returns the tracks.
     */
    public Collection getTracks() {
       return this.tracks;
    }
 
    /**
     * Default Equals method.
     */
    public boolean equals(Object obj) {
       if (!(obj instanceof FreeDBItem)) {
          return false;
       }
       if (this == obj) {
          return true;
       }
       FreeDBItem rhs = (FreeDBItem) obj;
       EqualsBuilder builder = new EqualsBuilder();
       builder.append(artist, rhs.artist);
       builder.append(disc, rhs.disc);
       builder.append(itemId, rhs.itemId);
 
       return builder.isEquals();
    }
 
    /**
     * Default hashcode method.
     */
    public int hashCode() {
       return new HashCodeBuilder(17, 37).append(artist).append(disc).append(releaseDate).toHashCode();
    }
 
    /**
     * Default toString() method.
     */
    public String toString() {
       ToStringBuilder builder = new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE);
       builder.append("artist", artist);
       builder.append("disc", disc);
       builder.append("itemId", itemId);
       builder.append("releaseDate", releaseDate);
       builder.append("genre", genre);
       return builder.toString();
    }
  
    /**
     * Set Item Id
     */
    private void setItemId(String aItemId){
 	  if (aItemId != null) {
 		  this.itemId = aItemId;
 	  }
    }
   
   
    /**
     * Set Artist Name
     */
    private void setArtist(String aArtistName){
 		  if (aArtistName != null) {
 			  this.artist = aArtistName;
 		  }
    }
    
    /**
     * Set Disc Title
     */
    private void setTitle(String aDiscTitle){
 		  if (aDiscTitle != null) {
 			  this.disc = aDiscTitle;
 		  }
    }
      
    /**
     * Set Disc Release Date
     */
    private void setReleaseYear(String aYear){
 		  if (aYear != null) {
 			  this.releaseYear = aYear;
 		  }
    }
      
    /**
     * Set Disc Genre
     */
    private void setGenre(String aGenre){
 		  if (aGenre != null) {
 			  this.genre = aGenre;
 		  }
    }
    
    /**
     * Set Track Titles
     */
    private void setTrack(String aTrackTitle){
 		  if (aTrackTitle != null) {
 			  this.tracks.add(aTrackTitle);
 		  }
    }
 }