pacman -Sy bash-completion --noconfirm
ln -sf /usr/share/zoneinfo/Europe/Moscow /etc/localtime
hwclock --systohc
mkdir -p /etc/modprobe.d/
echo "options hid_apple fnmode=0" > /etc/modprobe.d/hid_apple.conf
echo 'options nvidia NVreg_UsePageAttributeTable=1' >> /etc/modprobe.d/nvidia.conf
echo 'options nvidia-drm fbdev=1' >> /etc/modprobe.d/nvidia.conf
echo 'options nvidia NVreg_RegistryDwords="PowerMizerEnable=0x1; PerfLevelSrc=0x2222; PowerMizerLevel=0x3; PowerMizerDefault=0x3; PowerMizerDefaultAC=0x3"' >> /etc/modprobe.d/nvidia.conf
sed -i -e "/^#"en_US.UTF-8"/s/^#//" /etc/locale.gen
locale-gen

echo LANG=en_US.UTF-8 > /etc/locale.conf
export LANG="en_US.UTF-8"
export LC_COLLATE="C"

echo $_hostname > /etc/hostname

pacman -S grub os-prober efibootmgr --noconfirm

grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=grub

grub-mkconfig -o /boot/grub/grub.cfg

useradd -m -g users -G wheel,storage,power -s /bin/bash $_username

echo root:$_rootpasswd | chpasswd

echo $_username:$_userpasswd | chpasswd

echo "%wheel ALL=(ALL) ALL" >> /etc/sudoers
echo "Defaults rootpw" >> /etc/sudoers

echo "[lib32]" >> /etc/pacman.conf
echo "Include = /etc/pacman.d/mirrorlist" >> /etc/pacman.conf
pacman -Sy --noconfirm

pacman -S dhcpcd dhcpcd-runit --noconfirm
ln -s /etc/runit/sv/dhcpcd /etc/runit/runsvdir/default

pacman -S intel-ucode --noconfirm

SMFSUWER=$(blkid -s PARTUUID -o value /dev/$root_drive)
POWERSMFSUWER='GRUB_CMDLINE_LINUX_DEFAULT="loglevel=3 quiet options root=PARTUUID='$SMFSUWER' rw nvidia-drm.modeset=1 modeset=1 fbdev=1 intel_iommu=on"'
sed -i "s/GRUB_CMDLINE_LINUX_DEF\(.*\)/$POWERSMFSUWER/g" /etc/default/grub

grub-mkconfig -o /boot/grub/grub.cfg

pacman -S linux-headers --noconfirm
pacman -S trizen --noconfirm
pacman -S nvidia-open-dkms nvidia-utils opencl-nvidia lib32-nvidia-utils lib32-opencl-nvidia nvidia-settings libxnvctrl  --noconfirm

sudo sed -i -e 's/MODULES=()/MODULES=(nvidia nvidia_modeset nvidia_uvm nvidia_drm)/g' /etc/mkinitcpio.conf

mkdir /etc/pacman.d/hooks
echo "[Trigger]" >> /etc/pacman.d/hooks/nvidia
echo "Operation=Install" >> /etc/pacman.d/hooks/nvidia
echo "Operation=Upgrade" >> /etc/pacman.d/hooks/nvidia
echo "Operation=Remove" >> /etc/pacman.d/hooks/nvidia
echo "Type=Package" >> /etc/pacman.d/hooks/nvidia
echo "Target=nvidia" >> /etc/pacman.d/hooks/nvidia
echo "[Action]" >> /etc/pacman.d/hooks/nvidia
echo "Depends=mkinitcpio" >> /etc/pacman.d/hooks/nvidia
echo "When=PostTransaction" >> /etc/pacman.d/hooks/nvidia
echo "Exec=/usr/bin/mkinitcpio -P" >> /etc/pacman.d/hooks/nvidia

rm /post_chroot.sh