using System;
using System.Collections.Concurrent;
using System.Reflection;

namespace Kreta.Framework.Util
{
    public static class StringValueUtils
    {
        private static readonly ConcurrentDictionary<Enum, string> values = new ConcurrentDictionary<Enum, string>();

        public static string GetStringValue(this Enum key)
        {
            return values.GetOrAdd(key, k =>
                k.GetType()
                .GetMember(k.ToString())[0]
                .GetCustomAttribute<StringValueAttribute>()?
                .Value);
        }
    }
}