if ! yesno "nun gehts los, sicher?" y; then
	exit
fi

module start "disk" "Partition disk . UEFI"

diskid="${cfg[diskid]//-/_}"
index=1

echo "Formatting disk"
echo "g
n
1

+1G
t
1
w
q" | fdisk "${cfg[diskname]}" > /dev/null
efipart="${cfg[diskname]}${index}"
index=$(( index + 1 ))
sleep 2

echo "create bootpartition"
target_boot="${cfg[diskname]}${index}"
index=$(( index + 1 ))
echo "n
2
 
+${cfg[bootsize]}G
w
q" | fdisk "${cfg[diskname]}" > /dev/null
sleep 2

if [[ "${cfg[rootfssize]}" == "rest" ]]; then
	target_partition_tmp="${cfg[diskname]}${index}"
	echo "create rootfs"
	echo "n
	3
	 
	 
	w
	q" | fdisk "${cfg[diskname]}" > /dev/null
elif [[ ! "${cfg[rootfssize]}" == "rest" ]]; then
	target_partition_tmp="${cfg[diskname]}${index}"
	echo "create rootfs with a specific size"
	echo "n
	p
	3
	 
	+${rootfssize}G
	w
	q" | fdisk "${cfg[diskname]}" > /dev/null
fi
sleep 2

target_partition="${target_partition_tmp}"
if [[ ! "${cfg[fde_key_store]}" == "none" ]]; then
	echo -n "${cfg[diskpw]}" | cryptsetup luksFormat --type luks1 "${target_partition}" -d -
	sleep 2
	echo -n "${cfg[diskpw]}" | cryptsetup luksOpen "${target_partition}" "voidluks-${diskid}" -d -
	sleep 2
        #echo -n "oem" | cryptsetup luksFormat --type luks1 "${target_partition}" -d -
        #echo -n "oem" | cryptsetup luksOpen "${target_partition}" "voidluks-${diskid}" -d -
	target_partition="/dev/mapper/voidluks-${diskid}"
fi

mkswap "${target_partition}"
sleep 2
vgcreate -q -f "voidvg.${diskid}" "${target_partition}" || exit 1
sleep 2
lvcreate -q -y --name swap -L "${cfg[swapsize]}"G "voidvg.${diskid}"
sleep 2
lvcreate -q -y --name root -l 100%FREE "voidvg.${diskid}"
sleep 2
mkfs.btrfs -q -f "/dev/mapper/voidvg.${diskid}-root"
mkswap "/dev/mapper/voidvg.${diskid}-swap"
mount "/dev/mapper/voidvg.${diskid}-root" "${dest}"
btrfs subvol create "${dest}/rootfs"
btrfs subvol create "${dest}/homefs"
mkdir -p "${dest}/system/snapshots/update" "${dest}/system/snapshots/regular" "${dest}/system/backup"

umount "${dest}"
mount "/dev/mapper/voidvg.${diskid}-root" "${dest}" -o subvol=rootfs
for i in boot home dev proc sys tmp etc var/lib/backup/quelle/rootfs var/lib/backup/ziel var/db; do mkdir -p "${dest}/${i}"; done
mount "/dev/mapper/voidvg.${diskid}-root" "${dest}"/home -o subvol=homefs
mkdir -p "${dest}/var/lib/backup/quelle/bootfs"
mkfs.btrfs -q -f "${target_boot}"
mount "${target_boot}" "${dest}/boot"
btrfs subvol create "${dest}/boot/bootfs"
mkdir -p "${dest}/boot/system/snapshots/update" "${dest}/boot/system/snapshots/regular" "${dest}/boot/system/backup"
umount "${dest}/boot"
if [[ "${cfg[fde_key_store]}" == "once" ]]; then
	mount "${target_boot}" "${dest}/boot" -o subvol=bootfs

fi
mkdir -p "${dest}/boot/efi"
mkfs.vfat -F32 "${efipart}"
mount "${efipart}" "${dest}/boot/efi"

for dir in dev proc sys run; do mkdir -p "${dest}"/$dir ; mount --rbind /$dir "${dest}"/$dir ; mount --make-rslave "${dest}"/$dir ; done

setconf add rootuuid "$(blkid -o value -s UUID ${target_partition})"
setconf add partuuid "$(blkid -o value -s UUID ${cfg[diskname]}${cfg[target_part]})"
[[ "${cfg[fde_key_store]}" == "once" ]] && setconf "add" "bootuuid" "$(blkid -o value -s UUID ${target_boot})"
setconf add swapuuid "$(blkid -o value -s UUID /dev/mapper/voidvg.${diskid}-swap)"


mount -t tmpfs -o size=512m tmpfs "${dest}"/tmp

module end