#!/usr/bin/env sh
set -xv

HOSTNAME=${1}

if [ -z $HOSTNAME ]; then
	echo "Missing hostname as first param" 1>&2
	exit 1
fi

# Where is this script located
SCRIPT_DIR=$(realpath $(dirname $0))
echo "SCRIPT_DIR: ${SCRIPT_DIR}"

SYSNIX_DIR="${SCRIPT_DIR}/../system-nix"

# Copy hardware-configuration of existing machine onto our version control
HARDWARE_CONF="${SYSNIX_DIR}/profiles/${HOSTNAME}/hardware-configuration.nix" 
if [ ! -f ${HARDWARE_CONF} ];
	sudo cp /etc/nixos/hardware-configuration.nix ${HARDWARE_CONF}
fi

echo "Apply nixos-rebuild"
sudo nixos-rebuild switch --flake "${SYSNIX_DIR}#${HOSTNAME}"