using System;
using System.Globalization;
using Avalonia.Data.Converters;
using Avalonia.Media;
using Serilog.Events;

namespace DispenserUI.ViewModels.Converter;

public class LogColorConverter : IValueConverter
{
    private static readonly IBrush Gray = Brush.Parse("#BEBEBE");
    private static readonly IBrush White = Brush.Parse("#FFFFFF");
    private static readonly IBrush Golden = Brush.Parse("#FFD700");
    private static readonly IBrush Red = Brush.Parse("#FF6347");
    private static readonly IBrush DeepRed = Brush.Parse("#DC143C");

    public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
    {
        if (value is LogEventLevel level)
            return level switch
            {
                LogEventLevel.Verbose => Gray,
                LogEventLevel.Debug => Gray,
                LogEventLevel.Information => White,
                LogEventLevel.Warning => Golden,
                LogEventLevel.Error => Red,
                LogEventLevel.Fatal => DeepRed,
                _ => White
            };

        return White;
    }

    public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
    {
        throw new NotImplementedException();
    }
}