public DiaryEntry Parse(DiaryEntryModel model)
        {
            try
            {
                var entity = new DiaryEntry();

                if (model.Quantity != default(double))
                {
                    entity.Quantity = model.Quantity;
                }

                if (!string.IsNullOrWhiteSpace(model.MeasureUrl))
                {
                    var uri       = new Uri(model.MeasureUrl);
                    var measureId = int.Parse(uri.Segments.Last());
                    var measure   = _repository.GetMeasure(measureId);
                    entity.Measure  = measure;
                    entity.FoodItem = measure.Food;
                }

                return(entity);
            }
            catch
            {
                return(null);
            }
        }