Syncs mirrored AppData directory on data drive D:\Users\%USERNAME%\AppData\Roaming with %APPDATA%

AppDataSync.bat

@ECHO OFF
SETLOCAL ENABLEDELAYEDEXPANSION

FOR %%T IN (D:\Users\%USERNAME%\AppData\Local D:\Users\%USERNAME%\AppData\Roaming D:\Users\%USERNAME%\AppData\Roaming\Microsoft\UProof) DO (
	SET source=%%T
	SET destination=!source:D:\=C:\!
	FOR /F "delims=" %%F IN ('DIR /B "%%T"') DO (
		IF EXIST !source!\%%F\NUL (
			IF NOT EXIST "!destination!\%%F" (
				MKLINK /J "!destination!\%%F" "!source!\%%F"
			) ELSE (
				FOR %%L IN ("!destination!\%%F") DO SET attribs=%%~aL
				IF "!attribs:~8,1!" == "l" (
					ECHO Folder !destination!\%%F is already linked to "!source!\%%F".
				) ELSE (
					ECHO Folder !destination!\%%F exists. Please resolve.
				)
			)
		) ELSE (
			IF NOT EXIST "!destination!\%%F" (
				 MKLINK "!destination!\%%F" "%%T\%%F"
			) ELSE (
				FOR %%L IN ("!destination!\%%F") DO SET attribs=%%~aL
				IF "!attribs:~8,1!" == "l" (
					ECHO File !destination!\%%F is already linked to "!source!\%%F".
				) ELSE (
					ECHO File !destination!\%%F exists. Please resolve.
				)
			)
		)
	)
)

ENDLOCAL