authenticate method
Implementation
Future authenticate({
required String userName,
required String password
}) async {
var url = '/authenticate';
var params = {
'userName': userName,
'password': password
};
var resp = await _invoke(url, params);
if (resp['result'] != 'OK') throw resp['result'];
_userName = userName;
_token = resp['authResult']['token'];
_tokenExpire = resp['authResult']['tokenExpire'];
_refreshToken = resp['authResult']['refreshToken'];
_refreshTokenExpire = resp['authResult']['refreshTokenExpire'];
}