passport-google-strategy.js

passport.use(new GoogleStrategy({
    clientID: configAuth.googleAuth.clientID,
    clientSecret: configAuth.googleAuth.clientSecret,
    callbackURL: configAuth.googleAuth.callbackURL,
    passReqToCallback: true 
  },
  function(req, accessToken, refreshToken, params, profile, done) {
    /*
      params = { 
        access_token: 'Long_string',
        token_type: 'Bearer',
        expires_in: 3599, // seconds
        id_token: 'Longer_string'
      }
    */
  
    // find expiry_date so it can be save in the database, along with access and refresh token
    const expiry_date = moment().add(params.expires_in, "s").format("X");
      ...
    }
))