export const CANDIDATE_ARCHIVE_USAGE =
  "Usage: verify-ci-candidate-archive --archive <path> [--extract-to <path>] [--github-output <path>]\n";

export function parseCandidateArchiveArguments(arguments_: readonly string[]): Readonly<{
  archivePath: string;
  extractTo?: string;
  githubOutput?: string;
}> | null {
  const allowed = new Set(["--archive", "--extract-to", "--github-output"]);
  const values = new Map<string, string>();
  for (let index = 0; index < arguments_.length; index += 2) {
    const flag = arguments_[index];
    const value = arguments_[index + 1];
    if (!flag || !allowed.has(flag) || values.has(flag) || !value || value.startsWith("--")) {
      return null;
    }
    values.set(flag, value);
  }
  const archivePath = values.get("--archive");
  if (!archivePath) return null;
  return Object.freeze({
    archivePath,
    ...(values.has("--extract-to") ? { extractTo: values.get("--extract-to")! } : {}),
    ...(values.has("--github-output") ? { githubOutput: values.get("--github-output")! } : {}),
  });
}