#!/usr/bin/env bash

set -Eeuo pipefail

printf '%s\n' "$*" >> "$MOCK_VBOX_LOG"
command_name="${1:-}"
uuid="${2:-}"

case "$command_name" in
  showvminfo)
    [[ -r "$MOCK_VBOX_STATE/vm-$uuid" ]] || exit 1
    cat "$MOCK_VBOX_STATE/vm-$uuid"
    ;;
  getextradata)
    key_slug="${3//\//_}"
    if [[ ! -r "$MOCK_VBOX_STATE/extra-$uuid-$key_slug" ]]; then
      printf '%s\n' 'No value set!'
      exit 0
    fi
    printf 'Value: '
    cat "$MOCK_VBOX_STATE/extra-$uuid-$key_slug"
    ;;
  modifyvm)
    [[ "${3:-}" == --groups ]]
    awk -v groups="${4:-}" '
      $1 !~ /^groups=/ { print }
      END { printf "groups=\"%s\"\n", groups }
    ' "$MOCK_VBOX_STATE/vm-$uuid" > "$MOCK_VBOX_STATE/vm-$uuid.tmp"
    mv "$MOCK_VBOX_STATE/vm-$uuid.tmp" "$MOCK_VBOX_STATE/vm-$uuid"
    ;;
  setextradata)
    key_slug="${3//\//_}"
    printf '%s\n' "${4:-}" > "$MOCK_VBOX_STATE/extra-$uuid-$key_slug"
    ;;
  unregistervm|closemedium)
    printf '%s\n' 'destructive VirtualBox command invoked' >&2
    exit 99
    ;;
  *) exit 2 ;;
esac