using System;
using System.IO;

namespace Stary.Evo.Editor
{
    public class ChangeScriptTemplates : UnityEditor.AssetModificationProcessor
    {
        // 要添加的注释的内容  
        private static string annotationStr =
            "/**************************************************** \r\n"
            + " 文件：#Filename\r\n"
            + " 作者：#CreateAuthor#\r\n"
            + " 邮箱：\r\n"
            + " 日期：#CreateTime#\r\n"
            + " 功能：\r\n"
            + "*****************************************************/\r\n\n";

        public static void OnWillCreateAsset(string path)
        {
            //将.meta后缀屏蔽
            path = path.Replace(".meta", "");
            //只对.cs脚本作操作
            if (path.EndsWith(".cs"))
            {
                //读取该路径下的.cs文件中的所有文本.
                //注意，此时Unity已经对脚本完成了模版内容的替换，包括#SCRIPTNAME#也已经被替换为文件名了，读取到的是替换后的文本内容.
                annotationStr += File.ReadAllText(path);
                //获取用户名和当前系统时间并替换对应位置内容
                annotationStr = annotationStr.Replace("#CreateAuthor#", Environment.UserName)
                    .Replace("#CreateTime#", string.Concat(DateTime.Now.Year, "/", DateTime.Now.Month, "/",
                        DateTime.Now.Day, " ", DateTime.Now.Hour, ":", DateTime.Now.Minute, ":", DateTime.Now.Second))
                    .Replace("#Filename", Path.GetFileName(path));
                if (!File.ReadAllText(path).Contains("文件") && !File.ReadAllText(path).Contains("作者") && !File.ReadAllText(path).Contains("邮箱") && !File.ReadAllText(path).Contains("日期") && !File.ReadAllText(path).Contains("功能"))
                    //重新将文本写入.cs文件
                    File.WriteAllText(path, annotationStr);
            }

        }
    }
}