using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;
using System.Text;
using System.Text.RegularExpressions;
using UnityEditor;
using System.IO;
using UnityEditor.ProjectWindowCallback;

public class AutoCreatScripts 
{
    //ProjectWindowUtil.StartNameEditingIfProjectWindowExists();

    [MenuItem("Assets/Create/U3DEventFrame Lua Script", false, 80)]
    public static void CreatNewLua()
    {
        ProjectWindowUtil.StartNameEditingIfProjectWindowExists(0,
            ScriptableObject.CreateInstance<CraetLuaScriptAsset>(),
            GetSelectedPathOrFallBack() + "/New Lua.lua",
            null,
            "Assets/MyFrame/Editor/LuaClass.lua"
            );

    }

    [MenuItem("Assets/Create/U3DEventFrame C# Script",false,70)]
    public static void CreatEventCs()
    {
        ProjectWindowUtil.StartNameEditingIfProjectWindowExists(0,
            ScriptableObject.CreateInstance<CraetEventCSScriptAsset>(),
            GetSelectedPathOrFallBack()+"/New Script.cs",
            null,
            "Assets/MyFrame/Editor/EventCSClass.cs"         // 只需要在此文件夹下创建你需要的模板，命名与EventCSClass.cs一致就行
            );

    }

    public static string GetSelectedPathOrFallBack()
    {
        string path = "Assets";
        foreach (UnityEngine.Object obj  in Selection.GetFiltered(typeof(UnityEngine.Object),SelectionMode.Assets))
        {
            path = AssetDatabase.GetAssetPath(obj);
            if (!string.IsNullOrEmpty(path) && File.Exists(path))
            {
                path = Path.GetDirectoryName(path);
                break;
            }
        }
        return path;
    }


    class CraetLuaScriptAsset : EndNameEditAction
    {
        public override void Action(int instanceId, string pathName, string resourceFile)
        {
            UnityEngine.Object o = CreatScriptAssetFormTemplate(pathName, resourceFile);
            ProjectWindowUtil.ShowCreatedAsset(o);
        }


        internal static UnityEngine.Object CreatScriptAssetFormTemplate(string pathName, string resourcesFile)
        {
            string fullName = Path.GetFullPath(pathName);
            StreamReader streamReader = new StreamReader(resourcesFile);
            string text = streamReader.ReadToEnd();
            streamReader.Close();
            string fileNameWithOutExtension = Path.GetFileNameWithoutExtension(pathName);

            Debug.Log("text == "+text);
            text = Regex.Replace(text,"LuaClass", fileNameWithOutExtension);

            bool encoderShouldEmitUTF8Identifier = true;
            bool throwOnInvalidBytes = false;
            UTF8Encoding uTF8Encoding = new UTF8Encoding(encoderShouldEmitUTF8Identifier, throwOnInvalidBytes);
            bool append = false;

            StreamWriter streamWriter = new StreamWriter(fullName,append, uTF8Encoding);
            streamWriter.Write(text);
            streamWriter.Close();
            AssetDatabase.ImportAsset(pathName);
            return AssetDatabase.LoadAssetAtPath(pathName, typeof(UnityEngine.Object));
        }
    }


    class CraetEventCSScriptAsset : EndNameEditAction
    {
        public override void Action(int instanceId, string pathName, string resourceFile)
        {
            UnityEngine.Object o = CreatScriptAssetFormTemplate(pathName, resourceFile);
            ProjectWindowUtil.ShowCreatedAsset(o);
        }


        internal static UnityEngine.Object CreatScriptAssetFormTemplate(string pathName, string resourcesFile)
        {
            string fullName = Path.GetFullPath(pathName);
            StreamReader streamReader = new StreamReader(resourcesFile);
            string text = streamReader.ReadToEnd();
            streamReader.Close();
            string fileNameWithOutExtension = Path.GetFileNameWithoutExtension(pathName);

            Debug.Log("text == " + text);
            text = Regex.Replace(text, "EventCSClass", fileNameWithOutExtension);

            bool encoderShouldEmitUTF8Identifier = true;
            bool throwOnInvalidBytes = false;
            UTF8Encoding uTF8Encoding = new UTF8Encoding(encoderShouldEmitUTF8Identifier, throwOnInvalidBytes);
            bool append = false;

            StreamWriter streamWriter = new StreamWriter(fullName, append, uTF8Encoding);
            streamWriter.Write(text);
            streamWriter.Close();
            AssetDatabase.ImportAsset(pathName);
            return AssetDatabase.LoadAssetAtPath(pathName, typeof(UnityEngine.Object));
        }
    }


}