#!/usr/bin/env bash
if [ -z "${1}" -o "${2}" ] 
then
	echo falsch
	exit 1
fi
if [ ${1:0:4} = disk -a ${#1} -eq 5 ]
then
#	echo richtig, genau ein parameter ${1:0:4} wurde übergeben!
	diskdev=${1}
	diskutil list external physical $diskdev | grep ${diskdev} >/dev/null 2>&1
	if [ $? -ne 0 ]
	then
		echo no external physical device ${diskdev} found
	else
		echo
		echo Preparing to create Windows Installation Media on:
		echo
		diskutil list external physical $diskdev
		echo
		echo "are you absolutely sure that you do not need the data on ${diskdev}"
		echo "and want to proceed formatting and overwriting it? enter yes (otherwise anything else or ctrl-c)"
		echo
		read a
		if [ "${a}" != "yes" ]
		then
			echo "ok, aborting ..."
			exit 1
		fi
	fi
else
	echo only one parameter allowed: disk0 to disk9
fi
type wimlib-imagex >/dev/null 2>&1
if [ $? -ne 0 ]
then
	echo wimlib-imagex could not be found
	echo Aborting ...
	exit 1
fi
echo Formatting ...
sleep 5
diskutil eraseDisk MS-DOS WINDOWS11 MBR ${diskdev}
df -T udf | grep CCCOMA
if [ $? -ne 0 ]
then
	echo "DVD/iso not mounted, want to mount ~/Downloads/Win11_23H2_English_x64v2.iso (yes/no)"
	read a
	if [ ${a} != "yes" ]
        then
                echo "ok, aborting ..."
                exit 1
	else
		open ~/Downloads/Win11_23H2_English_x64v2.iso
		sleep 5
        fi
fi
df -T udf | grep CCCOMA
if [ $? -ne 0 ]
then
	echo something went wrong, iso not mounted as CCCOMA
	echo maybe it is unmounted but not ejected?
	echo please have a look:
	diskutil list virtual 
	echo aborting ...
	exit 1
fi
df -T msdos | grep WINDOWS11
if [ $? -ne 0 ]
then   
	echo can not find USB drive named WINDOWS11
	echo aborting...
	exit 1
fi
rsync -ha --progress --exclude=sources/install.wim /Volumes/CCCOMA_X64FRE_EN-US_DV9/* /Volumes/WINDOWS11
RC=$?
if [ ${RC} -ne 0 ]
then    
        echo something went wrong with rsync, rc=${RC}
        echo aborting...
        exit 1
fi              
wimlib-imagex split /Volumes/CCCOMA_X64FRE_EN-US_DV9/sources/install.wim /Volumes/WINDOWS11/sources/install.swm 3000
RC=$?
if [ ${RC} -ne 0 ]
then    
        echo something went wrong with wimlib-imagex, rc=${RC}
        echo aborting...
        exit 1
fi
df -hT udf,msdos
echo copying SWSetup to USB drive
rsync -ha --progress  ~/Downloads/SWSetup /Volumes/WINDOWS11/