using System.Globalization;
using System.Windows.Data;
using System.Windows.Media;

namespace WebhookServer.Gui.Converters;

public sealed class NullToBoolConverter : IValueConverter
{
    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
        => value is not null;

    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
        => throw new NotSupportedException();
}

public sealed class StringEqualsConverter : IValueConverter
{
    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
        => string.Equals(value as string, parameter as string, StringComparison.OrdinalIgnoreCase);

    public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
        => (value is bool b && b) ? parameter : Binding.DoNothing;
}

public sealed class BoolToBrushConverter : IValueConverter
{
    public Brush TrueBrush { get; set; } = Brushes.SeaGreen;
    public Brush FalseBrush { get; set; } = Brushes.IndianRed;

    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
        => (value is bool b && b) ? TrueBrush : FalseBrush;

    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
        => throw new NotSupportedException();
}