annotations/Azaion.Common/DTO/DetectionClass.cs

using System.Windows.Media;
using Newtonsoft.Json;

namespace Azaion.Common.DTO;

public class DetectionClass
{
    public int Id { get; set; }

    public string Name { get; set; } = null!;
    public string ShortName { get; set; } = null!;

    public Color Color { get; set; }

    [JsonIgnore]
    public string UIName
    {
        get
        {
            var mode = PhotoMode switch
            {
                PhotoMode.Night => "(ніч)",
                PhotoMode.Winter => "(зим)",
                PhotoMode.Regular => "",
                _ => ""
            };
            return ShortName + mode;
        }
    }


    [JsonIgnore]
    public PhotoMode PhotoMode { get; set; }

    [JsonIgnore] //For UI
    public int ClassNumber => Id + 1;

    [JsonIgnore]
    public int YoloId => Id == -1 ? Id : (int)PhotoMode + Id;

    [JsonIgnore]
    public SolidColorBrush ColorBrush => new(Color);

    public static DetectionClass FromYoloId(int yoloId, List<DetectionClass> detectionClasses)
    {
        var cls = yoloId % 20;
        var photoMode = (PhotoMode)(yoloId - cls);
        var detClass = detectionClasses[cls];
        detClass.PhotoMode = photoMode;
        return detClass;
    }
}

public enum PhotoMode
{
    Regular = 0,
    Winter = 20,
    Night = 40
}