decodeIdToken()

Decode the id_token to extract its payload and claims.

Syntax

decodeIdToken(id_token);

Parameters

id_token: string;

Returns

JWTPayload;

Example Usage

Extract the payload from the token and use it to create a session.

const token = await google.verifyAuthorizationCode(code, codeVerifier);
const userInfo = decodeIdToken(token.id_token);
// create a session
const sessionCookie = await createSession((sessionToken) => {
  // Ensure the fields you want to set are present.
  // Google’s payload includes these custom claims.
  sessionToken.session.name = userInfo.name as string;
  sessionToken.session.email = userInfo.email as string;
  return sessionToken;
});

// set the sessionId to the cookie
cookies().set(sessionCookie.name, sessionCookie.value, sessionCookie.options);

See Also

• createSession
• Google Provider