public static bool Delete(ProductionBatch batch)
{
if (batch == null)
{
throw new ArgumentNullException("batch");
}
using (var context = ApplicationDbContext.Create())
{
var existing =
context.ProductionBatches.Include(b => b.Meters.Select(m => m.Parameters))
.FirstOrDefault(b => b.ProductionBatchId == batch.ProductionBatchId);
if (existing == null)
{
return false;
}
context.ProductionBatches.Remove(existing);
context.SaveChanges();
return true;
}
}
public static ProductionBatch CreateNextForOrder(string orderUniqueId)
{
if (string.IsNullOrEmpty(orderUniqueId))
{
throw new ArgumentNullException("orderUniqueId");
}
var order = OrderRepository.GetOneByUniqueId(orderUniqueId, true);
// Reset stations
StationRepository.RemoveMetersFromStations(order.UniqueId);
var batch = new ProductionBatch() { ProductionOrderId = order.ProductionOrderId, SequenceNumber = 1, StartedAt = new DateTime(1900, 1, 1), Meters = new List<DvseMeter>() };
// find last parameters
using (var context = ApplicationDbContext.Create())
using (var trans = context.Database.BeginTransaction())
{
try
{
order = OrderRepository.SetProducedSoFar(orderUniqueId);
if (order.IsCompleted)
{
// we are done
return null;
}
// prepare list of calculated parameters (Eigentumsnummer)
var formulaParams = new List<Parameter>();
CreateNewParametersFromInfoSet(order, formulaParams);
formulaParams = formulaParams.Where(p => p.TargetValue.Contains("[")).ToList();
// get the last batch to decide if we should begin incrementing numbers from definition or from last batch
var lastBatch = GetLastByOrderUniqueId(orderUniqueId);
List<Parameter> lastParameters;
if (lastBatch == null)
{
// create new parameters from definition
lastParameters = new List<Parameter>();
CreateNewParametersFromInfoSet(order, lastParameters);
}
else
{
// create new parameters from last batch
// increment sequence number
batch.SequenceNumber = lastBatch.SequenceNumber + 1;
// take parameters from last produced meter
var lastMeter = lastBatch.Meters.Where(m => m.IsCompleted).OrderBy(m => m.ComPort).LastOrDefault();
if (lastMeter == null)
{
// last batch is not completed
throw new InvalidOperationException("Last batch was not completed");
}
lastParameters = lastMeter.Parameters.ToList();
}
// add meters to batch until no free station is available
while ((order.ProducedMeterCount + batch.Meters.Count) < order.MeterCount)
{
var freeStation = StationRepository.GetNextWithoutMeter(order.UniqueId);
if (freeStation == null)
{
// batch is full - no more free stations
break;
}
// create meter with parameters
var meter = new DvseMeter()
{
ComPort = StationRepository.GetNextWithoutMeter(order.UniqueId).ComPort,
ProductionBatch = batch,
ProducedAt = new DateTime(1900, 1, 1),
Parameters = new List<Parameter>(),
};
// create incremented or random parameters based on last
var isFirstOfOrder = order.ProducedMeterCount + batch.Meters.Count == 0;
lastParameters.ForEach(p => meter.Parameters.Add(p.GetNextAsClone(isFirstOfOrder)));
lastParameters = meter.Parameters.ToList();
// create calculated parameters based on formula
formulaParams.ForEach(p =>
{
var param = lastParameters.First(lp => lp.TagId == p.TagId);
param.TargetValue = p.GetCalculatedTargetValue(meter.Parameters.ToList());
});
// use meter's serialno from parameter
meter.SerialNo = meter.GetParameter(ParameterTagId.ManufacturerSerialNumber).TargetValue;
StationRepository.ReserveStationForMeter(freeStation.ComPort, meter.SerialNo);
// check serial no against server id
var serverId = meter.GetParameter(ParameterTagId.ServerId).TargetValue;
CheckServerIdAndMeterSerialNo(serverId, meter.SerialNo);
batch.Meters.Add(meter);
}
context.ProductionBatches.Add(batch);
context.SaveChanges();
trans.Commit();
return batch;
}
catch (Exception ex)
{
var msg = "Create next batch for order failed: " + ex.GetaAllMessagesInHierarchy();
Logger.Error(msg);
trans.Rollback();
throw new ApplicationException(msg);
}
}
}