audioeditor/Source/Project.cs

using System.Collections.Generic;

namespace AudioEditor;

public class Project
{
    public int TrackCount => _tracks.Count;
    public void AddTrack()
    {
        var idx = _tracks.Count;
        _tracks.Add(new Track(idx, string.Empty));
    }

    public void DuplicateTrack(int idx)
    {
        if (idx < 0 && idx > _tracks.Count - 1)
        {
            return;
        }

        var track = _tracks[idx];
        var duplicate = track.Duplicate();

        _tracks.Add(duplicate);
    }

    public void RenameTrack(int idx, string name)
    {
        if (idx < 0 && idx > _tracks.Count - 1)
        {
            return;
        }
    }

    public void DeleteTrack(int idx)
    {
        if (idx < 0 && idx > _tracks.Count - 1)
        {
            return;
        }

        _tracks.RemoveAt(idx);
    }

    private List<Track> _tracks = new();
}