#!/bin/bash
#
set -ex

if [[ $EUID -ne 0 ]]; then
    echo "This script must be run as root" 1>&2
    exit 1
fi
echo "Als root Angemeldet"

fdisk -l

read -p "Wo soll das Image aufgespielt werden?: /dev/sda : " device
[[ -z "${device}" ]] && device=/dev/sda

if [ -f out/arch-spectre_os-*-armV7.tar.pxz ]
then
    image=$(find out/arch-spectre_os-*-armV7.tar.pxz)
    echo $datei
else
    echo "ABGEBROCHEN"
    exit 1
fi

echo "device: ${device}"
echo "Image: ${image}"

read -p "Sind alle Angaben Richtig?: [Y/n] " sicherheitsabfrage

if [ "$sicherheitsabfrage" == "n" ]
then
    echo "ABGEBROCHEN"
    exit 1
fi

if [ -f /usr/bin/pacman ]
then
    pacman -S dosfstools wget --needed --noconfirm
else
    apt-get install bsdtar dosfstools -y
fi

if cat /proc/mounts | grep ${device}1 > /dev/null; then
    echo "gemountet"
    umount ${device}1
else
    echo "nicht gemountet"
fi

if cat /proc/mounts | grep ${device}2 > /dev/null; then
    echo "gemountet"
    umount ${device}2
else
    echo "nicht gemountet"
fi

fdisk -W always ${device} <<EOT
o
p
n
p
1

+100M
t
c
n
p
2


p
w
EOT

sleep 1

mkfs.vfat ${device}1
mkdir -p boot
mount ${device}1 boot


mkfs.ext4 ${device}2
mkdir -p root
mount ${device}2 root

tar -Ipixz -xpf out/arch-spectre_os-*-armV7.tar.pxz -C root
sync

mv root/boot/* boot

umount boot root

sync

echo "Fertig!!!"