namespace UnityEngine.Rendering
{
    using System;
    using UnityEngine;

    /// <summary>
    /// Class to serizalize Enum as string and recover it's state
    /// </summary>
    [Serializable]
    public class SerializableEnum
    {
        [SerializeField]
        private string m_EnumValueAsString;

        [SerializeField]
        private Type m_EnumType;

        /// <summary>
        /// Value of enum
        /// </summary>
        public Enum value
        {
            get
            {
                if (Enum.TryParse(m_EnumType, m_EnumValueAsString, out object result))
                    return (Enum)result;

                return default(Enum);
            }
            set
            {
                m_EnumValueAsString = value.ToString();
            }
        }

        /// <summary>
        /// Construct an enum to be serialized with a type
        /// </summary>
        /// <param name="enumType">The underliying type of the enum</param>
        public SerializableEnum(Type enumType)
        {
            m_EnumType = enumType;
            m_EnumValueAsString = Enum.GetNames(enumType)[0];
        }
    }
}