login.js - Login CometChat - React Native Gifted Chat App

login.js

...
cometChat.login(firebaseUid, `${cometChatConfig.cometChatAuthKey}`).then(
  user => {
    // User loged in successfully.
    // save authenticated user to local storage.
    AsyncStorage.setItem('auth', JSON.stringify(user));
    // save authenticated user to context.
    setUser(user);
    // navigate to the home page
    navigation.navigate('Home');
  },
  error => {
    // User login failed, check error and take appropriate action.
    setIsLoading(false);
    showMessage('Error', 'Your username or password is not correct');
  }
);
...