#!/usr/bin/env bash
set -euo pipefail

PURGE_APP="false"
PURGE_DATA="false"

for arg in "$@"; do
  case "$arg" in
    --purge-app) PURGE_APP="true" ;;
    --purge-data) PURGE_DATA="true" ;;
    *) echo "Ukendt argument: $arg" >&2; exit 2 ;;
  esac
done

if [[ "${EUID}" -ne 0 ]]; then
  echo "Kør uninstall-pi.sh som root eller via sudo." >&2
  exit 1
fi

systemctl disable --now tuxdmx.service || true
rm -f /etc/systemd/system/tuxdmx.service
systemctl daemon-reload

if [[ "$PURGE_APP" == "true" ]]; then
  rm -rf /opt/tuxdmx
fi

if [[ "$PURGE_DATA" == "true" ]]; then
  rm -rf /var/lib/tuxdmx /var/log/tuxdmx /etc/tuxdmx
fi

echo "TuxDMX service er fjernet."
echo "Brug --purge-app og/eller --purge-data, hvis applikationsfiler eller data også skal slettes."