#!/usr/bin/env bash

user=$(whoami)

if [ "$1" = "" ]; then
  echo "Please specify one of nspawn or all. Exiting."
  exit 0
fi

nspawn=0
for arg in "$@"; do
  if [[ $arg = "nspawn" || $arg = "all" ]]; then
    nspawn=1
  fi
done

if [[ $nspawn -eq 0 ]]; then
  echo "Please specify one of nspawn or all. Exiting."
  exit 0
fi

run_directory=$(dirname $(readlink -f "$0"))

if [[ $user != 'root' ]]; then
  sudo="sudo"
else
  sudo=""
fi

if [[ $nspawn -eq 1 ]]; then
  echo "Deploying nspawn containers configuration..."
  echo "WARNING: Mind that containers will not be stopped or started, neither will subvolumes be mounted or unmounted."
  $sudo rm /etc/systemd/nspawn/*
  $sudo cp $run_directory/nspawn/*.nspawn /etc/systemd/nspawn/
fi

echo "Reloading Systemd..."
$sudo systemctl daemon-reload

echo "Finished deployment. Exiting..."
exit 0