export type DeviceAuthPayloadParams = {
  deviceId: string;
  clientId: string;
  clientMode: string;
  role: string;
  scopes: string[];
  signedAtMs: number;
  token?: string | null;
};

export function buildDeviceAuthPayload(params: DeviceAuthPayloadParams): string {
  const scopes = params.scopes.join(",");
  const token = params.token ?? "";
  return [
    "v1",
    params.deviceId,
    params.clientId,
    params.clientMode,
    params.role,
    scopes,
    String(params.signedAtMs),
    token,
  ].join("|");
}