public async Task <IEnumerable <DataPoint> > Data(string pumpId, DateTime?startDate, DateTime?endDate)
{
if (startDate == null && endDate != null)
{
startDate = DateTime.Now;
}
IEnumerable <DataPointEntity> entities;
if (startDate == null && endDate == null)
{
entities = await DataPointRepository.All(pumpId);
}
else
{
entities = await DataPointRepository.Range(pumpId, startDate.Value, endDate);
}
return(Mapper.Map <IEnumerable <DataPointEntity>, IEnumerable <DataPoint> >(entities));
}