#!/usr/bin/env bash
# Emergency recovery for straylight from a NixOS live USB.
# Assumes /tmp/nixos is already a copy of the repo.
set -euo pipefail

ROOT_LUKS_UUID="922e2c13-35bc-40de-a829-716b9368e4a7"
HOME_LUKS_UUID="edfdcdf4-083a-4826-a1f8-9670545e0bc5"
BOOT_UUID="9BAD-52AA"

echo "==> Unlocking root LUKS volume..."
cryptsetup luksOpen "/dev/disk/by-uuid/${ROOT_LUKS_UUID}" "luks-${ROOT_LUKS_UUID}"

echo "==> Unlocking home LUKS volume..."
cryptsetup luksOpen "/dev/disk/by-uuid/${HOME_LUKS_UUID}" home-crypt

echo "==> Mounting filesystems..."
mount "/dev/mapper/luks-${ROOT_LUKS_UUID}" /mnt
mount "/dev/disk/by-uuid/${BOOT_UUID}" /mnt/boot
mount /dev/mapper/home-crypt /mnt/home

echo "==> Running nixos-install..."
nixos-install --root /mnt --flake /tmp/nixos#straylight

echo "==> Done. You can reboot now."