[minecraft-onedrive] Add screenshots linker

minecraft-onedrive/ScreenshotsLinker.bat

@@ -0,0 +1,40 @@
+@echo off
+
+rem TODO: Backup stuff
+
+set /p ScreenshotsOnedrivePath="Enter the path to the folder within your OneDrive folder where you'll keep your screenshots folder, not including the path to OneDrive itself (eg. Games\Minecraft): "
+
+if not defined ScreenshotsOnedrivePath (
+	echo Please start again and enter something this time.
+	pause
+	exit
+)
+
+set ScreenshotsFullPath=%userprofile%\OneDrive\%ScreenshotsOnedrivePath%
+
+rem TODO: Presumably we can test if it's a junction and that it points to
+rem the right place, in which case we can exit as successful rather than unsure
+
+if exist "%appdata%\.minecraft\screenshots" (
+	echo There's already a screenshots in %appdata%\.minecraft, please check.
+	pause
+	exit
+)
+
+if not exist "%ScreenshotsFullPath%\screenshots" (
+	echo There's no screenshots folder at %ScreenshotsFullPath%, please check.
+	pause
+	exit
+)
+
+mklink /J "%appdata%\.minecraft\screenshots" "%ScreenshotsFullPath%\screenshots"
+
+chcp 65001 >nul
+
+echo ╔════════════════════════════════════════════════════════════════════════════╗
+echo ║ VERY IMPORTANT:                                                            ║
+echo ║ Go to where the folder of your screenshots is, right-click it, and choose  ║
+echo ║ "Always keep on this device". It might get corrupted if you don't!         ║
+echo ╚════════════════════════════════════════════════════════════════════════════╝
+
+pause