using System;
using UnityEngine;

namespace Funique
{
    /// <summary>
    /// Field type should be a base type <br />
    /// Find all the possible subclass type through reflection <br />
    /// And form a dropdown list for it, The field must also have <seealso cref="SerializeReference"/> attribute <br />
    /// ------------------------------------------------ <br />
    /// 欄位資料型態應該要是基本類 <br />
    /// 透過映射尋找所有的延伸類別 <br />
    /// 並形成下拉式選單, 欄位必須也要掛著 <seealso cref="SerializeReference"/> 屬性
    /// </summary>
    [AttributeUsage(AttributeTargets.Field)]
    public class TypeDropdownAttribute : PropertyAttribute
    {
        /// <summary>
        /// Include base type into dropdown list <br />
        /// ------------------------------------------------ <br />
        /// 下拉式選單的項目 是否包含基礎類
        /// </summary>
        public readonly bool includeSelf;

        public TypeDropdownAttribute(bool includeSelf = false)
        {
            this.includeSelf = includeSelf;
        }
    }
}