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

# @describe List all files and directories at the specified path.
# @option --path! The path of the directory to list
# @env LLM_OUTPUT=/dev/stdout The output path

OUT="${LLM_OUTPUT:-/dev/stdout}"

err() {
  echo "ERROR: $*" >> "$OUT"
  exit 0
}

main() {
  path="${argc_path:-}"
  [[ -z "$path" ]] && err "missing --path"
  [[ ! -e "$path" ]] && err "path not found: $path"
  [[ ! -d "$path" ]] && err "not a directory: $path"

  # -1A: ein Eintrag pro Zeile, inkl. dotfiles (ohne . und ..)
  if ! ls -1A "$path" >> "$OUT" 2>/tmp/fs_ls.err; then
    msg="$(cat /tmp/fs_ls.err 2>/dev/null || true)"
    err "ls failed for $path: ${msg:-unknown error}"
  fi

  exit 0
}

eval "$(argc --argc-eval "$0" "$@")"
main