using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DTS.Common.Behaviors
{
    /// <summary>
    /// generic attribute to store string meta data on an object or enum
    /// </summary>
    public class StringMetaDataAttr : Attribute
    {
        public string MetaData { get; }

        internal StringMetaDataAttr(string attr)
        {
            MetaData = attr;
        }

        public static string GetStringMetaData(object o)
        {
            var mi = o?.GetType().GetMember(o.ToString());
            if (null == mi || 0 == mi.Length) { return null; }
            if (GetCustomAttribute(mi[0], typeof(StringMetaDataAttr)) is StringMetaDataAttr attr)
            {
                return attr.MetaData;
            }

            return null;
        }
    }
}