#!/usr/bin/env bash
# Flag parsing for orchestra_e2e_healthcheck.sh. Sourced, not executed.
# parse_flags sets quiet, json and strict; it exits 0 on --help, and exits 1
# under --strict on the first unrecognised argument.

parse_flags() {
  quiet=
  json=
  strict=
  unset unknown
  for arg in "$@"; do
    if [ "$arg" = --help ]; then
      printf 'Usage: %s [--quiet]\n\n' "${0##*/}"
      printf 'Healthcheck script for Orchestra E2E tests.\n'
      printf 'Exits 0 with a success message if all checks pass.\n'
      printf '  --quiet  Suppress the success message; still exits 0.\n'
      exit 0
    elif [ "$arg" = --quiet ]; then
      quiet=1
    elif [ "$arg" = --json ]; then
      json=1
    elif [ "$arg" = --strict ]; then
      strict=1
    else
      # Keep the first unrecognised argument only. ${unknown+x} tests set-ness,
      # so an empty-string argument is recorded too.
      [ -n "${unknown+x}" ] || unknown=$arg
    fi
  done

  # Deferred past the loop so --help still wins from any position.
  if [ -n "$strict" ] && [ -n "${unknown+x}" ]; then
    printf 'unknown flag: %s\n' "$unknown" >&2
    exit 1
  fi
}