HOSTNAME="$1"
DISK="$2"

function run(){
    echo "[    ] $1"
    echo "# $1" >>install.log
    echo "> $2" >>install.log
    bash -c "$2" &>>install.log \
        && echo -e "\e[1A\e[K[ \e[32mOK\e[0m ] $1" \
        || { 
            echo -e "\e[1A\e[K[\e[31mFAIL\e[0m] $1"
            bash -c "$3"
            exit
        }
     echo >>install.log
}

echo >install.log

echo -n "password for freenen: "
read -s PASS
echo
echo -n "retype password: "
read -s PASSRE
echo

if [ "$PASS" != "$PASSRE" ]; then
  echo "password do not match"
  exit
fi
echo

run "set timezone"                "ln -sf /usr/share/zoneinfo/Europe/Amsterdam /etc/localtime"
run "set hwclock to UTC"          "hwclock --systohc"
run "generate locals"             "locale-gen"
run "config locals"               "echo \"LANG=en_GB.UTF-8\" >/etc/locale.conf"
run "set hostname"                "echo \"$HOSTNAME\" >/etc/hostname"
echo "create hosts file"
echo "127.0.0.1     localhost"  >/etc/hosts
echo "::1           localhost" >>/etc/hosts
echo "127.0.1.1     $HOSTNAME" >>/etc/hosts

run "config initramfs"            "sed --in-place -e 's/HOOKS=(.*)/HOOKS=(base udev autodetect microcode modconf kms keyboard block encrypt filesystems fsck)/' /etc/mkinitcpio.conf"
run "generate initramfs"          "mkinitcpio -P"

DISKUUID=$(blkid --output export ${DISK}3 | grep '^UUID' | sed 's/UUID=//')
run "install systemd-boot"        "bootctl install"
run "create boot config for main"  "cat >/boot/loader/entries/arch.conf <<EOF
title      Elf OS
linux      /vmlinuz-linux
initrd     /initramfs-linux.img
options    cryptdevice=UUID=$DISKUUID:cryptroot:allow-discards root=/dev/mapper/cryptroot rootflags=subvol=@ rd.luks.options=discard rw
EOF
"
run "create boot config for fallback" "cat >/boot/loader/entries/arch-fallback.conf <<EOF
title      Elf OS fallback
linux      /vmlinuz-linux
initrd     /initramfs-linux-fallback.img
options    cryptdevice=UUID=$DISKUUID:cryptroot:allow-discards root=/dev/mapper/cryptroot rootflags=subvol=@ rd.luks.options=discard rw
EOF
"
run "create main boot config"     "cat >/boot/loader/loader.conf <<EOF
default      arch.conf
timeout      4
console-mode max
editor       no
EOF
"

run "add .ssh dir to skel"        "mkdir /etc/skel/.ssh"
run "create user"                 "useradd --home-dir /home/freenen --create-home --skel /etc/skel freenen"
run "set password for user"       "echo \"freenen:$PASS\" | chpasswd" 
run "add user to sudoers"         "echo \"freenen ALL=(ALL:ALL) ALL\" >>/etc/sudoers"
run "touch authoized keys"        "touch /home/freenen/.ssh/authorized_keys"
run "add sshkeys for new user"    "curl -o /home/freenen/.ssh/authorized_keys https://github.com/FReenen.keys"