using System.ComponentModel;
using System.Reflection;

namespace IM.Commons
{
    public static class EnumHelper
    {
        /// <summary>
        /// 获取枚举的 Description 描述信息
        /// </summary>
        public static string GetDescription(this Enum value)
        {
            FieldInfo? field = value.GetType().GetField(value.ToString());
            if (field == null) return value.ToString();

            DescriptionAttribute? attribute = Attribute.GetCustomAttribute(field, typeof(DescriptionAttribute)) as DescriptionAttribute;

            return attribute == null ? value.ToString() : attribute.Description;
        }
    }
}