Added fix for when batch file is in a sub-directory with a space in it. eg: in the GTAV directory

downgrade_upgrade.bat

echo off
set gtavpath="C:\Program Files (x86)\Steam\steamapps\common\Grand Theft Auto V"
cls

:menu

echo.
echo -----------------------------------------------------------------------
echo gta v1.27 (steam) downgrader/upgrader
echo if you have any issues contact me on twitch or discord
echo - illuminati7777
echo -----------------------------------------------------------------------
echo.
echo 1) downgrade from latest to 1.27
echo 2) upgrade from 1.27 to latest
echo. 
set /p m=type 1 or 2 then press enter: 
echo.

if %m% == 1 goto :downgrade
if %m% == 2 goto :upgrade

:downgrade

cd %gtavpath%

echo backing up old files and copying 1.27 files

move GTA5.exe GTA5.exe.bk
move GTAVLauncher.exe GTAVLauncher.exe.bk
move steam_api64.dll steam_api64.dll.bk
move update\update.rpf update\update.rpf.bk

copy "%~dp0\GTA5.exe" GTA5.exe
copy "%~dp0\GTAVLauncher.exe" GTAVLauncher.exe
copy "%~dp0\steam_api64.dll" steam_api64.dll
copy "%~dp0\update.rpf" update\update.rpf

echo uninstalling social club (please click yes in the popup)
start /b /wait "" "C:\Program Files (x86)\Rockstar Games\Social Club\uninstallRGSCRedistributable.exe"

echo installing old social club
start /b /wait "" "%~dp0\Social-Club-v1.1.7.8-Setup.exe"

goto finished

:upgrade

cd %gtavpath%

echo replacing original files

move GTA5.exe.bk GTA5.exe
move GTAVLauncher.exe.bk GTAVLauncher.exe
move steam_api64.dll.bk steam_api64.dll
move update\update.rpf.bk update\update.rpf

echo uninstalling social club (please click yes in the popup)
start /b /wait "" "C:\Program Files (x86)\Rockstar Games\Social Club\uninstallRGSCRedistributable.exe"

echo installing new social club
start /b /wait Installers\Social-Club-Setup.exe

goto finished

:finished

echo finished
pause