isEmailUser method
Implementation
@override
Future<Either<AuthServiceSignInFailure, bool>> isEmailUser(String email) async {
try {
var result = await authCallable.call({
'action': 'authIsEmailUser',
'email': email,
});
return right(result.data['exists'] as bool);
} catch (e) {
loge(StackTrace.current, 'Error checking if email exists in auth: $e');
return left(AuthServiceSignInFailure.unexpected);
}
}