XiuXianProject/ServerET/Robot/Model/App/Util/EnumUtils.cs

using System;
using System.ComponentModel;

namespace ET;

public static class EnumUtils
{
    /// <summary>
    /// 获得枚举的描述信息
    /// </summary>
    /// <param name="enumValue"></param>
    /// <returns></returns>
    public static string ToDescription(this System.Enum enumValue)
    {
        var value = enumValue.ToString();
        var field = enumValue.GetType().GetField(value);
        object[] objs = field?.GetCustomAttributes(typeof(DescriptionAttribute), false);
        if (objs.Length == 0)
            return value;
        DescriptionAttribute descriptionAttribute = (DescriptionAttribute)objs[0];
        return descriptionAttribute.Description;
    }

    /// <summary>
    /// 根据值获取枚举方法 demo: Enum aa = GetEnumByValue(typeof(enum1), "123");
    /// </summary>
    /// <param name="enumType"></param>
    /// <param name="value"></param>
    /// <returns></returns>
    public static Enum GetEnumByValue(Type enumType, string value)
    {
        return Enum.Parse(enumType, value) as Enum;
    }

    /// <summary>
    /// 通过枚举,以及值,获取到对应的枚举属性上的描述
    /// </summary>
    /// <param name="enumType"></param>
    /// <param name="value"></param>
    /// <returns></returns>
    public static string ToDescriptionByEnumType(Type enumType, string value)
    {
        Enum @enum = Enum.Parse(enumType, value) as Enum;
        if (@enum != null)
        {
            return @enum.ToDescription();
        }
        else
        {
            return "";
        }
    }
}