ulticode

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

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

usage() {
  cat <<'EOF'
Usage:
  ./ulticode dev [up.sh options]
  ./ulticode host --config <ulticode.yml>
  ./ulticode doctor [doctor.sh options]

The host config accepts only the thin resolver keys `scope` and
`observability`; service startup remains owned by scripts/dev/up.sh.
EOF
}

read_host_config() {
  local config="$1" key value
  [[ -r "$config" ]] || { echo "host config is not readable: $config" >&2; exit 2; }
  HOST_SCOPE="dev-lite"
  HOST_OBSERVABILITY=false
  while IFS=':' read -r key value; do
    key="${key#"${key%%[![:space:]]*}"}"
    key="${key%"${key##*[![:space:]]}"}"
    value="${value#"${value%%[![:space:]]*}"}"
    value="${value%"${value##*[![:space:]]}"}"
    [[ -z "$key" || "$key" == \#* ]] && continue
    case "$key" in
      scope) HOST_SCOPE="$value" ;;
      observability) [[ "$value" == true ]] && HOST_OBSERVABILITY=true ;;
      *) echo "unsupported host config key: $key" >&2; exit 2 ;;
    esac
  done < "$config"
}

case "${1:-}" in
  dev)
    shift
    exec "$ROOT_DIR/scripts/dev/up.sh" --mode dev-lite "$@"
    ;;
  host)
    [[ "${2:-}" == "--config" && -n "${3:-}" ]] || { usage >&2; exit 2; }
    read_host_config "$3"
    shift 3
    args=(--scope "$HOST_SCOPE")
    [[ "$HOST_OBSERVABILITY" == true ]] && args+=(--observability)
    exec "$ROOT_DIR/scripts/dev/up.sh" "${args[@]}" "$@"
    ;;
  doctor)
    shift
    exec "$ROOT_DIR/scripts/dev/doctor.sh" "$@"
    ;;
  -h|--help)
    usage
    ;;
  *)
    usage >&2
    exit 2
    ;;
esac