example.ts

const authProvider = {
    login: () => { 
      return Auth.federatedSignIn({
        provider:  CognitoHostedUIIdentityProvider.Google,
      })
    },
    checkError: (error:any) => { return Promise.resolve() },
    checkAuth: async () => { 
      const session = await Auth.currentSession();
  
      console.log(session)
      debugger;
    },
    logout: () => { return Auth.signOut() },
    getIdentity: async() => {
      const user = await Auth.currentAuthenticatedUser(); 
     return user;
    },
  
    getPermissions: async (params: any) => { 
        const session = await Auth.currentSession();  
        const groups = session.getAccessToken().decodePayload()["cognito:groups"];
  
        return groups ? Promise.resolve(groups) : Promise.reject();
    },
  }