@echo off
title Hytale Launcher

:player_name
REM Ask user for their name. Jump here in case needed in future,
set /p PLAYER_NAME="Set a name: "

:uuid8
REM Ask user for 8 numbers, used to set the final 8 digits of the uuid.
REM That way on offline mode server(s) there shouldn't be any issues with conflicting users/uuids.
echo Note, less than 8 will make the game fail to start.
set /p PLAYER_UUID8="Pick 8 random numbers: "
set PLAYER_UUID8=%PLAYER_UUID8:~0,8%

REM Making sure the user inputs numbers not letters. Game will not launch otherwise.
    setlocal enabledelayedexpansion 
    for /f "delims=0123456789" %%a in ("!PLAYER_UUID8!") do set "PLAYER_UUID8="
    endlocal & set "PLAYER_UUID8=%PLAYER_UUID8%"

    if not defined PLAYER_UUID8 (
        echo Numbers only, must be 8 total.
        goto uuid8
    )

REM Set Hytale directory to current folder
set "HYTALE_DIR=%~dp0"

REM Remove trailing backslash if present
if "%HYTALE_DIR:~-1%"=="\" set "HYTALE_DIR=%HYTALE_DIR:~0,-1%"

REM Create UserData folder if missing
if not exist "%HYTALE_DIR%\UserData" mkdir "%HYTALE_DIR%\UserData"
 start "" "%HYTALE_DIR%\install\release\package\game\latest\Client\HytaleClient.exe" ^
  --app-dir "%HYTALE_DIR%\install\release\package\game\latest" ^
  --user-dir "%HYTALE_DIR%\UserData" ^
  --java-exec "%HYTALE_DIR%\install\release\package\jre\latest\bin\java.exe" ^
  --auth-mode offline ^
  --uuid 13371337-1337-1337-1337-1337%PLAYER_UUID8% ^
  --name "%PLAYER_NAME%"

REM Pause script and inform user game is starting.
echo Hytale starting...
echo %PLAYER_UUID8%
pause