Function decodeJwtExpiry

src/bridge/jwtUtils.ts:38–49

(token: string)

 * @returns The `exp` value in Unix seconds, or `null` if unparseable
 */
export function decodeJwtExpiry(token: string): number | null {
  const payload = decodeJwtPayload(token)
  if (
    payload !== null &&
    typeof payload === 'object' &&
    'exp' in payload &&
    typeof payload.exp === 'number'
  ) {
    return payload.exp
  }
  return null
}

/** Refresh buffer: request a new token before expiry. */
const TOKEN_REFRESH_BUFFER_MS = 5 * 60 * 1000