using System;
using UnityEngine;

namespace HK.PropertyAttribute
{
    [AttributeUsage(AttributeTargets.Field, AllowMultiple = false)]
    public class FilePathAttribute : UnityEngine.PropertyAttribute
    {
        // 要搜索的根路径
        public string RootPath { get; private set; }
        // 要筛选的文件扩展名（如".txt,.png"，为空则显示所有文件）
        public string FileExtensions { get; private set; }

        /// <summary>
        /// 自定义文件路径选择特性
        /// </summary>
        /// <param name="rootPath">根路径（支持特殊路径：Application.dataPath, Application.streamingAssetsPath等）</param>
        /// <param name="fileExtensions">文件扩展名筛选（如".txt,.png"）</param>
        public FilePathAttribute(string rootPath, string fileExtensions = "")
        {
            RootPath = rootPath;
            FileExtensions = fileExtensions;
        }
    }

}