using System.ComponentModel;

namespace Ds.Module.ResultFilter
{
    public static class EnumHelper
    {
        // 获取枚举类型的所有值和它们的描述
        public static Dictionary<T, string> GetDescriptions<T>() where T : Enum
        {
            var descriptions = new Dictionary<T, string>();
            foreach (var value in Enum.GetValues(typeof(T)).Cast<T>())
            {
                var fieldInfo = typeof(T).GetField(value.ToString());
                var attributes = (DescriptionAttribute[])fieldInfo.GetCustomAttributes(typeof(DescriptionAttribute), false);
                descriptions[value] = attributes.Length > 0 ? attributes[0].Description : value.ToString();
            }
            return descriptions;
        }
    }
}