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

NAME="${1:-}"
usage() { echo "Usage: vm-rm <name>" >&2; exit 2; }
[[ -n "$NAME" ]] || usage

case "$NAME" in
  debian13-template|work01|Whonix-Gateway|Whonix-Workstation)
    echo "Refusing: protected VM name '$NAME'." >&2
    exit 1
    ;;
esac

if ! sudo virsh dominfo "$NAME" >/dev/null 2>&1; then
  echo "VM not found in libvirt: $NAME" >&2
  exit 1
fi

# Find associated disk(s) from XML, delete only qcow2 under overlays/
mapfile -t DISKS < <(sudo virsh domblklist "$NAME" --details \
  | awk '$3=="disk" && $4 ~ /^\// {print $4}')

echo "Will remove VM: $NAME"
for d in "${DISKS[@]}"; do
  echo "Disk: $d"
done

sudo virsh destroy "$NAME" >/dev/null 2>&1 || true
sudo virsh undefine "$NAME" --nvram >/dev/null 2>&1 || sudo virsh undefine "$NAME" >/dev/null

for d in "${DISKS[@]}"; do
  case "$d" in
    /var/lib/libvirt/images/overlays/*.qcow2)
      sudo rm -f -- "$d"
      ;;
    *)
      echo "Skipping non-overlay disk: $d" >&2
      ;;
  esac
done

echo "Removed: $NAME"