public void ValidateCreate(ChargeStation chargeStation, ICollection <Connector> connectors)
{
if (chargeStation.GroupId <= 0)
{
throw new UnexpectedValueException(nameof(chargeStation.GroupId));
}
_CommonValidator.ValidateChargeStationConnectorsCount(connectors.Count);
//Get group
var group = _UnitOfWork.GroupRepository.GetById(chargeStation.GroupId);
if (group == null)
{
throw new DependentNotFoundException(nameof(ChargeStation.GroupId), chargeStation.GroupId);
}
//Get sum of MaxCurrent of given connectors
var connectorsMaxCurrentSum = connectors.Sum(c => c.MaxCurrent);
//Get sum of MaxCurrentSum of all connectors of current group
var groupConnectorsMaxCurrentSum =
(from c in _UnitOfWork.ConnectorRepository.Queryable
join cs in _UnitOfWork.ChargeStationRepository.Queryable.Where(e => e.GroupId == chargeStation.GroupId)
on c.ChargeStationId equals cs.Id
select c.MaxCurrent).Sum();
_CommonValidator.ValidateCapacityExceedance(group.Capacity, groupConnectorsMaxCurrentSum + connectorsMaxCurrentSum);
}
private void ValidateGroupCapacityExceedance(Connector connector, Group group, bool excludeGivenConnector)
{
//Get connectors of current group
float connectorsSum = 0;
if (!excludeGivenConnector)
{
connectorsSum =
(from c in _UnitOfWork.ConnectorRepository.Queryable
join cs in _UnitOfWork.ChargeStationRepository.Queryable.Where(e => e.GroupId == @group.Id)
on c.ChargeStationId equals cs.Id
select c).Sum(c => c.MaxCurrent);
}
else
{
connectorsSum =
(from c in _UnitOfWork.ConnectorRepository.Queryable
where c.ChargeStationId == @connector.ChargeStationId & c.CK_Id != @connector.CK_Id
join cs in _UnitOfWork.ChargeStationRepository.Queryable.Where(e => e.GroupId == @group.Id)
on c.ChargeStationId equals cs.Id
select c).Sum(c => c.MaxCurrent);
}
//Validate
_CommonValidator.ValidateCapacityExceedance(group.Capacity, connectorsSum, connector.MaxCurrent);
}
public void ValidateUpdate(Group group)
{
ValidateCapacity(group);
//Get sum of MaxCurrentSum of all connectors of current group
var maxCurrentSum =
(from c in _UnitOfWork.ConnectorRepository.Queryable
join cs in _UnitOfWork.ChargeStationRepository.Queryable.Where(e => e.GroupId == @group.Id)
on c.ChargeStationId equals cs.Id
select c.MaxCurrent).Sum();
//Make sure that the user did not changed the Capacity to a value less than the sum of existing connectors
_CommonValidator.ValidateCapacityExceedance(group.Capacity, maxCurrentSum);
}