/**
 * Extract a Bearer token from Pi's stored Credential shape.
 */

import type { Credential } from "@earendil-works/pi-ai";

export function accessTokenFromCredential(
  credential: Credential | undefined,
): string | undefined {
  if (!credential) return undefined;
  if (credential.type === "oauth") {
    const access = credential.access?.trim();
    return access || undefined;
  }
  if (credential.type === "api_key") {
    const key = credential.key?.trim();
    return key || undefined;
  }
  return undefined;
}