# screen 1
whiptail --title "Welcome" --backtitle "SaturnArch" --msgbox "Welcome to SaturnArch installation wizard" 12 80

# screen 3
exec 3>&1;
job=$(whiptail --title "Disks" --backtitle "SaturnArch" --menu "Do you whant edit disks before install?" 25 78 10 \
                 "yes" "Delete\Create\Formate Disks Partions." \
                 "no" "Disks are ready for install" 2>&1 1>&3)
exec 3>&-;

while [ "$job" == "yes" ]; do

    exec 3>&1;
    disk=$(whiptail --title "Disk for edit" --backtitle "SaturnArch" --menu "Select disk for edit" 25 90 10 `lsblk -r -o name,size -n -d` 2>&1 1>&3)
    exec 3>&-;

    cfdisk /dev/$disk;

    exec 3>&1;
    job=$(whiptail --title "Disks" --backtitle "SaturnArch" --menu "Edit another disk?" 25 78 10 \
                 "yes" "Im not done, I need edit another" \
                 "no" "Im done" 2>&1 1>&3)
    exec 3>&-;
done

exec 3>&1;
disk=$(whiptail --title "Disk for install" --backtitle "SaturnArch" --menu "Select disk for SaturnArch install" 25 90 10 `lsblk -r -o name,size -n` 2>&1 1>&3)
exec 3>&-;

exec 3>&1;
grubdisk=$(whiptail --title "Disk for install" --backtitle "SaturnArch" --menu "Select disk for bootloader install" 25 90 10 `lsblk -r -o name,size -n -d` 2>&1 1>&3)
exec 3>&-;

exec 3>&1;
hostname=$(whiptail --backtitle "SaturnArch" --inputbox "please enter your hostname" 8 39 saturnarch --title "Hostname" 3>&1 1>&2 2>&3)
exec 3>&-;

exec 3>&1;
username=$(whiptail --backtitle "SaturnArch" --inputbox "please enter your username" 8 39 user --title "Username" 3>&1 1>&2 2>&3)
exec 3>&-;

exec 3>&1;
timezone=$(whiptail --backtitle "SaturnArch" --inputbox "please enter your timezone" 8 39 Europe/Prague --title "timezone" 3>&1 1>&2 2>&3)
exec 3>&-;

exec 3>&1;
userpass=$(whiptail --backtitle "SaturnArch" --passwordbox "please enter your user password" 8 39 --title "user password" 3>&1 1>&2 2>&3)
exec 3>&-;

exec 3>&1;
rootpass=$(whiptail --backtitle "SaturnArch" --passwordbox "please enter your root password" 8 39 --title "root password" 3>&1 1>&2 2>&3)
exec 3>&-;

exec 3>&1;
lang=$(whiptail --backtitle "SaturnArch" --inputbox "please enter your root LANG" 8 39 cs_CZ --title "LANG" 3>&1 1>&2 2>&3)
exec 3>&-;

##
# INSTALL
##

echo "starting install"

#update keys
echo "update keys"
gpg --refresh-keys
pacman-key --init && pacman-key --populate
pacman-key --refresh-keys

mount /dev/$disk /mnt
pacstrap /mnt base linux linux-firmware

#copy install data
cp -r /to_install/* /mnt/

#remove autologin
rm -rf /mnt/etc/systemd/system/getty@tty1.service.d/

rm -f /mnt/do_not_edit

genfstab -U /mnt >> /mnt/etc/fstab

##
# Chroot work
##
echo "arch-choot"
arch-chroot /mnt <<EOF

echo "set time zone"
hwclock --systohc --utc
timedatectl set-timezone $timezone
timedatectl set-ntp true

locale-gen

echo "set host name"
echo "LANG=$lang.UTF-8" > /etc/locale.conf
echo "KEYMAP=de-latin1" > /etc/vconsole.conf
echo "$hostname" > /etc/hostname
echo "127.0.0.1	localhost" > /etc/hosts
echo "::1		localhost" >> /etc/hosts
echo "127.0.1.1	$hostname.localdomain	$hostname" >> /etc/hosts

mkinitcpio -P

#install from lists
gpg --refresh-keys
pacman-key --init && pacman-key --populate
pacman-key --refresh-keys
pacman -Syy

sed -r '/^#/d' /packages.x86_64 | pacman --noconfirm -S -
rm -f /packages.x86_64

#chmod +x all local/bin
chmod +x /usr/local/bin/*

#user create
groupadd sudo
useradd -m -G sudo "$username"

echo "$username:$userpass" | chpasswd
echo "root:$rootpass" | chpasswd

systemctl enable gdm.service
systemctl enable NetworkManager.service
systemctl --user enable pulseaudio.service

#install grub
pacman --noconfirm -S grub
grub-install /dev/$grubdisk
grub-mkconfig -o /boot/grub/grub.cfg
exit
EOF

echo "install complete, please reboot the system"