Function useState

src/core/lib/oauth/state-handler.ts:45–63

(
  state: string | undefined,
  options: InternalOptions<"oauth">
)

 * and clears the container cookie afterwards.
 */
export async function useState(
  state: string | undefined,
  options: InternalOptions<"oauth">
): Promise<{ value: string; cookie: Cookie } | undefined> {
  const { cookies, provider, jwt } = options

  if (!provider.checks?.includes("state") || !state) return

  const value = (await jwt.decode({ ...options.jwt, token: state })) as any

  return {
    value: value?.state ?? undefined,
    cookie: {
      name: cookies.state.name,
      value: "",
      options: { ...cookies.pkceCodeVerifier.options, maxAge: 0 },
    },
  }
}