/** 
 * Purpose: Represents a CD from my music collection
 * Author: skotthe
 */

public class CD {
  
  private String title; 
  private String artist;
  private String[] songTitles;
  private int releaseYear;


  // Constructor 
  CD(String theTitle, String theArtist, int theReleaseYear, int noOfSongs){
    this.title = theTitle;
    this.artist = theArtist;
    this.releaseYear = theReleaseYear;
    this.songTitles = new String[noOfSongs];
  }

  //Getters
  public String getTitle(){
    return title;
  }
  public String getArtist(){
    return artist;
  }
  public int getReleaseYear(){
    return releaseYear;
  }
  public String[] getSongTitles(){
    return songTitles;
  }

  // Setters
  public void setArtist(String theArtist){
    this.artist = theArtist;
  }
  public void setTitle(String theTitle){
    this.title = theTitle;
  }
  public void setReleaseYear(int theReleaseYear){
    this.releaseYear = theReleaseYear;
  }
  public void setSongTitles(String[] theSongTitles){
    this.songTitles = theSongTitles;
  }

  //Instance Methods 
  public boolean addSong(String theSong){
    //pre: String representing the song to be added
    //post: TRUE if addition is succesful, FALSE otherwise
    //      Do not allow
    //       - duplicates (ignore case)
    if (!hasDuplicates(theSong)){
      return addThisSong(theSong);
    }else{
      return false;
    }
  }


  public boolean hasDuplicates(String theSong){
    // pre: String with the song title
    // post: TRUE if name exists in songTitles, FALSE otherwise
    for(int i= 0;i <= songTitles.length && songTitles[i] != null;i++){
      if(songTitles[i].equalsIgnoreCase(theSong)){
        return true;
      }
    }
    return false;
  }

  private boolean addThisSong(String theSong){
    //pre: String with the song title
    //post: TRUE if addition succeeds, FALSE otherwise
    int i = 0;
    for(; i < songTitles.length && songTitles[i] != null;i++){
      ;
    }
    if (i < songTitles.length){
      songTitles[i]=theSong;
      return true;
    } else {
      return false;
    }
  }

  public void showInfo(){
    // Pretty print CD Information 
    System.out.println(" **** CD Info **** ");
    System.out.println(" CD Title :\t"+ title+"\n Artist :\t"+artist
                        +"\n Year :\t\t"+releaseYear);
    System.out.println("\tSong List :");
    prettyPrintSongs();
    System.out.println(" \t\t\t\t\t**** CD Info **** ");
  }

  public void prettyPrintSongs(){
    //Pretty print Song List
    for(int i = 0 ; i < songTitles.length && songTitles[i]!=null;i++){
      System.out.println("\t\t"+i+". "+songTitles[i]);
    }
  }
}