gmail integration in react native code example

Example 1: how to add oAuth google signin in react native app

import { GoogleSignin, GoogleSigninButton } from 'react-native-google-signin'; 
render() {  
  <GoogleSigninButton 
  style={{ width: 192, height: 48 }}
  size={GoogleSigninButton.Size.Wide}
  color={GoogleSigninButton.Color.Dark}
  onPress={this._signIn}
  disabled={this.state.isSigninInProgress} />
};

Example 2: google login with react native

signOut = async () => {
    try {
      await GoogleSignin.revokeAccess();
      await GoogleSignin.signOut();
      setloggedIn(false);
      setuserInfo([]);
    } catch (error) {
      console.error(error);
    }
  };