Basic sign in using third party auth provider using Firebase

signInWithAuthProvider.js

export const signInUserWithAuthProvider = async (
  authProvider: AuthProvider
) => {
  firebase.auth().tenantId = authProvider.tenantId;
  const provider = new firebase.auth.SAMLAuthProvider(authProvider.provider);
  firebase.auth().signInWithRedirect(provider);

  const authResult = await firebase.auth().getRedirectResult();

  return authResult;
};