using UnityEngine;
using UnityEditor;
using System.IO;
using System.Diagnostics;
//using Debugger = LuaInterface.Debugger;
using System.Collections.Generic;
using taurus.client;

public class LuaBuildUtil {
    /// <summary>
    /// 数据目录
    /// </summary>
    static string AppDataPath
    {
        get { return Application.dataPath.ToLower(); }
    }



    //static void CreateStreamDir(string dir)
    //{
    //    dir = Application.streamingAssetsPath + "/" + dir;

    //    if (!File.Exists(dir))
    //    {
    //        Directory.CreateDirectory(dir);
    //    }
    //}

	static void CopyLuaBytesFiles(string sourceDir, string destDir,bool app=false)
    {
        if (!Directory.Exists(sourceDir))
        {
            return;
        }

        string[] files = Directory.GetFiles(sourceDir, "*.lua", SearchOption.AllDirectories);
        int len = sourceDir.Length;

        if (sourceDir[len - 1] == '/' || sourceDir[len - 1] == '\\')
        {
            --len;
        }

        for (int i = 0; i < files.Length; i++)
        {
            string str = files[i].Remove(0, len);
			string dest = destDir + str;
			if(app)dest += ".bytes";
            string dir = Path.GetDirectoryName(dest);
            Directory.CreateDirectory(dir);
			EncodeLuaFile(files[i], dest);  
        }
    }

    public static void EncodeLuaFile(string srcFile, string outFile)
    {
#if UNITY_STANDALONE
        File.Copy(srcFile, outFile, true);
#else
        string luaexe = string.Empty;
        string args = string.Empty;
        string exedir = string.Empty;
        string currDir = Directory.GetCurrentDirectory();
#if UNITY_ANDROID
        if (BuildBaseWindow.build32Lua)
        {
            luaexe = "luajit32.exe";
            args = "-b -g " + srcFile + " " + outFile;
            exedir = AppDataPath.Replace("assets", "") + "LuaEncoder/Luajit/";
        }
        else
        {
            luaexe = "luajit64.exe";
            args = "-b -g " + srcFile + " " + outFile;
            exedir = AppDataPath.Replace("assets", "") + "LuaEncoder/Luajit64/";
        }
        
#endif
#if UNITY_IPHONE
        luaexe = "luajit64.exe";
        args = "-b -g " + srcFile + " " + outFile;
        exedir = AppDataPath.Replace("assets", "") + "LuaEncoder/Luajit64/";
#endif
        Directory.SetCurrentDirectory(exedir);
        ProcessStartInfo info = new ProcessStartInfo();
        info.FileName = luaexe;
        info.Arguments = args;
        info.WindowStyle = ProcessWindowStyle.Hidden;
        info.UseShellExecute = true;
        info.ErrorDialog = true;
        //Debugger.Log(info.FileName + " " + info.Arguments);

        Process pro = Process.Start(info);
        pro.WaitForExit();
        Directory.SetCurrentDirectory(currDir);
#endif
    }


    public static void BuildLuaBundles(string pack_path,List<string> lua_dir,string rootDir = null)
    {
        string tempDir = pack_path + "/templua";
        if (Directory.Exists(tempDir))
        {
            Directory.Delete(tempDir, true);
        }
        else
        {
            Directory.CreateDirectory(tempDir);
        }
        string filename = pack_path + "/lua_pack";


        foreach(string dir in lua_dir)
        {
            CopyLuaBytesFiles(dir, tempDir);
        }
        
        IFilePack zf = null;
        zf = new FilePack20(filename, PackMode.Write);
        zf.RootDir = rootDir;
        zf.PackFile(tempDir, ".meta|.manifest");
        //CopyLuaBytesFiles(tempDir, destDir);
        Directory.Delete(tempDir, true);
        //AssetDatabase.Refresh();
    }




}