Test

import java.util.ArrayList;
import java.util.LinkedList;

public class Album {
    private String name;
    private String artist;
    private SongList songList;

    public Album() {
    }

    public Album(String name, String artist) {
        this.name = name;
        this.artist = artist;
        this.songList = new SongList();
    }

    public String getName() {
        return name;
    }

    public String getArtist() {
        return artist;
    }

    private Album.SongList songList1 = new SongList();

    public boolean addSongToAlbum(String title, double duration) {
        if (this.songList.findSong(title) == null) {
            this.songList.songs.add(new Song(title, duration));
            System.out.println("Dodales utwor \"" + title + "\" do albumu \"" + this.name + "\".");
            return true;
        }
        System.out.println("Utwor \"" + title + "\" juz istnieje w albumie \"" + this.name + "\".");
        return false;
    }


    public boolean addToPlaylist(int trackNumber, LinkedList<Song> playlist) {
        int index = trackNumber;
        if(index > 0 && index < this.songList1.songs.size()){
            playlist.add(this.songList1.songs.get(index));
            System.out.println("Dodano utwor o numerze \"" + trackNumber + "\" do playlisty. " + this.songList.songs.get(index).toString()+"s.");
            return true;
        }
        System.out.println("Ten album nie ma utworu o indexie " + trackNumber);
        return false;
    }

    public boolean addToPlaylist(String title, LinkedList<Song> playlist) {
        if(this.songList.findSong(title) != null){
            int index = this.songList.songs.indexOf(title);
            playlist.add(this.songList.findSong(title));
            System.out.println("Dodano utwor o tytule \"" + title + "\" do playlisty");
            return true;
        }
        System.out.println("Nie znaleziono utworu o tytule \"" + title + "\" ");
        return false;
    }

    public static class SongList{
        private ArrayList<Song> songs = new ArrayList<Song>();

        public SongList() {
            this.songs = new ArrayList<Song>();
        }

        public Song findSong(String title) {
            Song isSong;
            for (Song x : SongList.this.songs) {
                if(x.getTitle().equals(title)){
                    isSong = x;
                    return isSong;
                }
            }
            return null;
        }
    }
}