get_token_validity function
Implementation
Future<DateTime> get_token_validity(String token) async {
var client = Dio();
var response = await client.get(
'https://graph.microsoft.com/v1.0/me',
options: Options(headers: {'Authorization': 'Bearer $token'}),
);
var validity = DateTime.now().add(Duration(seconds: 3599));
return validity;
}