react-native google signIn basic set up step

Google SignIn documentation

Android:

First Add Project to firebase console, follow all the step given in project set up on firebase console.

Add google-services.json file in app folder.


iOS:

1. Add bundle Id
2. Init pod file, add pod Firebase and pod Firebase/core in pod file, install pod
3. Initialise firebase in to appDelegate.m file
4. Run app
5. Add pod 'GoogleSignIn' in pod file, do pod install
6. Add libRNGoogleSignin.a, AddressBook.framework, SafariServices.framework, SystemConfiguration.framework,libz.tbd in Build Phases -> Link binary with libraries
7. In Info panel, add URL for REVERSED_CLIENT_ID (found inside GoogleService-Info.plist)

Enable sign-in method Email-password and google in firebase console.