public async Task <ServiceResponse <ObservableCollection <Tweet> > > GetHomeFeed() { var models = new ObservableCollection <Tweet> (); try { if (_connectivityService.IsConnected) { var dtos = await _twitterApi.GetHomeFeed(); foreach (TwitterFeedItemDto dto in dtos) { var model = Mapper.Map <Tweet> (dto); models.Add(model); } return(new ServiceResponse <ObservableCollection <Tweet> >(models, ServiceResponseType.SUCCESS)); } else { return(new ServiceResponse <ObservableCollection <Tweet> >(models, ServiceResponseType.NO_CONNECTION)); } } catch (BaseException e) { return(new ServiceResponse <ObservableCollection <Tweet> > (models, ServiceResponseType.ERROR)); } catch (Exception exception) { _logger.Log(new ServiceException("Error getting tweets", exception), LogType.ERROR); return(new ServiceResponse <ObservableCollection <Tweet> > (models, ServiceResponseType.ERROR)); } }