@echo off
setlocal EnableExtensions

if "%SERVER_ROOT%"=="" set "SERVER_ROOT=C:\scumserver"
if "%SERVER_STEAM_APP_ID%"=="" set "SERVER_STEAM_APP_ID=3792580"
if "%SERVER_STEAMCMD_INSTALL_DIR_ARG%"=="" set "SERVER_STEAMCMD_INSTALL_DIR_ARG=+force_install_dir"
if "%SERVER_STEAMCMD_UPDATE_ARGS%"=="" set "SERVER_STEAMCMD_UPDATE_ARGS=+login anonymous +app_update 3792580 validate +quit"
if "%SERVER_EXECUTABLE_REF%"=="" set "SERVER_EXECUTABLE_REF=SCUM\Binaries\Win64\SCUMServer.exe"

set "STEAMCMD_DIR=%SERVER_ROOT%\steamcmd"
set "STEAMCMD_EXE=%STEAMCMD_DIR%\steamcmd.exe"
set "SCUM_EXE=%SERVER_ROOT%\%SERVER_EXECUTABLE_REF:/=\%"

if not exist "%SERVER_ROOT%" mkdir "%SERVER_ROOT%"
if not exist "%STEAMCMD_DIR%" mkdir "%STEAMCMD_DIR%"

if not exist "%STEAMCMD_EXE%" (
  powershell -NoProfile -ExecutionPolicy Bypass -Command "[Net.ServicePointManager]::SecurityProtocol=[Net.SecurityProtocolType]::Tls12; $zip=Join-Path $env:STEAMCMD_DIR 'steamcmd.zip'; Invoke-WebRequest -Uri 'https://steamcdn-a.akamaihd.net/client/installer/steamcmd.zip' -OutFile $zip; Expand-Archive -Path $zip -DestinationPath $env:STEAMCMD_DIR -Force; Remove-Item $zip -Force"
  if errorlevel 1 exit /b 1
)

taskkill /IM SCUMServer.exe /F >nul 2>nul

pushd "%STEAMCMD_DIR%"
"%STEAMCMD_EXE%" %SERVER_STEAMCMD_INSTALL_DIR_ARG% "%SERVER_ROOT%" %SERVER_STEAMCMD_UPDATE_ARGS%
set "SCUM_STEAMCMD_RESULT=%ERRORLEVEL%"
popd
if not "%SCUM_STEAMCMD_RESULT%"=="0" exit /b %SCUM_STEAMCMD_RESULT%

if not exist "%SCUM_EXE%" exit /b 2
exit /b 0