using Avalonia.Data.Converters;
using System;
using System.Collections.Generic;
using System.Globalization;

namespace MeksMathGame.Services;

public static class ValueConverters
{
    public static IValueConverter OperationToString = new OperationValueConverter();

    private class OperationValueConverter : IValueConverter
    {
        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
            => value is Operation operation && _operationSymbols.TryGetValue(operation, out var symbol)
            ? symbol
            : null;

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

        private Dictionary<Operation, string> _operationSymbols = new()
        {
            [Operation.Addition] = "➕",
            [Operation.Subtraction] = "➖",
            [Operation.Multiplication] = "✖️",
            [Operation.Division] = "➗"
        };
    }
}