Renew-Cognito-Tokens

RenewTokensCognito.js

function renew() {
    const RefreshToken = new AmazonCognitoIdentity.CognitoRefreshToken({RefreshToken: "your_refresh_token_from_a_previous_login"});

    const userPool = new AmazonCognitoIdentity.CognitoUserPool(poolData);

    const userData = {
        Username: "sample@gmail.com",
        Pool: userPool
    };

    const cognitoUser = new AmazonCognitoIdentity.CognitoUser(userData);

    cognitoUser.refreshSession(RefreshToken, (err, session) => {
        if (err) {
            console.log(err);
        } else {
            let retObj = {
                "access_token": session.accessToken.jwtToken,
                "id_token": session.idToken.jwtToken,
                "refresh_token": session.refreshToken.token,
            }
            console.log(retObj);
        }
    })
}