anchor.diff:      });
     }
   
  +  Future<http.Response> postEvents(Iterable<Event> events) async {
  +    var scopes = [AUTH_TOKEN_TYPE_USERINFO_EMAIL];
  +    var client = new http.Client();
  +    List<String> savedTokens = await readTokens();
  +
  +    var accessToken = new AccessToken("Bearer", savedTokens.elementAt(1),
  +        DateTime.parse(savedTokens.elementAt(2)));
  +    return await refreshCredentials(
  +            id,
  +            new AccessCredentials(
  +                accessToken, savedTokens.elementAt(0), scopes),
  +            client)
  +        .then((newCredentials) {
  +      saveCredentials(newCredentials);
  +      var at = newCredentials.accessToken.data;
  +      var headers = {"Authorization": "Bearer $at"};
  +      return client.post(Uri.https('www.pacoapp.com', '/events'),
  +          headers: headers, body: jsonEncode(events));
  +    });
  +  }
   }
   
   void prompt(String url) {
  
positive.code: import 'dart:async';
  
  import "package:googleapis_auth/auth_io.dart";
  import "package:http/http.dart" as http;
  import 'package:taqo_client/storage/unsecure_token_storage.dart';
  
  class GoogleAuth {
  
negative.code:     var accessToken = new AccessToken("Bearer", savedTokens.elementAt(1),
          DateTime.parse(savedTokens.elementAt(2)));
      return await refreshCredentials(
              id,
              new AccessCredentials(
                  accessToken, savedTokens.elementAt(0), scopes),
              client)
          .then((newCredentials) {
        saveCredentials(newCredentials);
        var at = newCredentials.accessToken.data;
  