private void SaveCompletedContext(TimeTable <ISimulationItem> timetable, int simulationId, int simulationNumber)
{
var finishedOrders = _context.Orders.Where(a => a.State == State.Finished).Include(a => a.OrderParts).ThenInclude(b => b.DemandOrderParts);
var counterPows = _context.ProductionOrderWorkSchedules.Count();
var counter = (from order in finishedOrders.ToList()
from orderPart in order.OrderParts.ToList()
from dop in orderPart.DemandOrderParts.ToList()
select CopyDemandsAndPows(dop, timetable, simulationId, simulationNumber)).Sum();
_messageHub.SendToAllClients(counterPows + " Pows -> now " + _context.ProductionOrderWorkSchedules.Count());
_messageHub.SendToAllClients(counter + " simPows deleted, now there are " + timetable.Items.Count + " left");
}
private async Task Recalculate(TimeTable <ISimulationItem> timetable, int simulationId, int simNumber, List <ProductionOrderWorkSchedule> waitingItems)
{
var simConfig = _context.SimulationConfigurations.Single(a => a.Id == simulationId);
/*
* var filestream = System.IO.File.Create("D://stocks.csv");
* var sw = new System.IO.StreamWriter(filestream);
* foreach (var item in _context.Stocks)
* {
* sw.WriteLine(item.Name + ";" + item.Current);
* }
* sw.Dispose();
* filestream = System.IO.File.Create("D://waiting POs.csv");
* sw = new System.IO.StreamWriter(filestream);
* foreach (var item in waitingItems)
* {
* sw.WriteLine(item.Name);
* }
* sw.Dispose();
*/
//SaveCompletedContext(timetable,simulationId,simNumber);
FillSimulationWorkSchedules(timetable.Items.OfType <PowsSimulationItem>().Where(a => a.SimulationState == SimulationState.Finished).ToList(), simulationId, simNumber, 0);
_processMrp.UpdateDemandsAndOrders(simulationId);
var time = simConfig.Time;
var maxAllowedTime = simConfig.Time + simConfig.MaxCalculationTime;
var orderParts = _context.OrderParts.Include(a => a.Order).Where(a => a.IsPlanned == false &&
a.Order.CreationTime <= time &&
a.Order.DueTime < maxAllowedTime).Include(a => a.Article).ToList();
_messageHub.SendToAllClients("before orderParts");
//await _processMrp.CreateAndProcessOrderDemand(MrpTask.All, _context, simulationId,_evaluationContext);
foreach (var orderPart in orderParts.ToList())
{
_messageHub.SendToAllClients("Requirements: orderPart: " + orderPart.Id + ", DueTime: " + orderPart.Order.DueTime);
var demand = _processMrp.GetDemand(orderPart);
//run the requirements planning and backward/forward termination algorithm
if (demand.State != State.Created)
{
continue;
}
_processMrp.ExecutePlanning(demand, MrpTask.All, simulationId);
orderPart.IsPlanned = true;
}
//_messageHub.SendToAllClients("before Rebuild");
//rebuildNets.Rebuild(simulationId, _evaluationContext);
_messageHub.SendToAllClients("before GT");
capacityScheduling.GifflerThompsonScheduling(simulationId);
_messageHub.SendToAllClients("finished GT");
//await _processMrp.CreateAndProcessOrderDemand(MrpTask.All,_context,simulationId,_evaluationContext);
}
public TimeTable <ISimulationItem> ProcessTimeline(TimeTable <ISimulationItem> timeTable)
{
var recalculate = timeTable.RecalculateTimer * (timeTable.RecalculateCounter + 1);
if (!timeTable.Items.Any())
{
timeTable.Timer = recalculate;
return(timeTable);
}
var start = recalculate + 1;
var startItems = timeTable.Items.Where(a => a.SimulationState == SimulationState.Waiting).ToList();
if (startItems.Any())
{
start = startItems.Min(a => a.Start);
}
var end = recalculate + 1;
var endItems = timeTable.Items.Where(a => a.SimulationState == SimulationState.InProgress).ToList();
if (endItems.Any())
{
end = endItems.Min(a => a.End);
}
// Timewarp - set Start Time
if (recalculate < start && recalculate < end)
{
timeTable.Timer = recalculate;
return(timeTable);
}
timeTable.Timer = start < end ? start : end;
foreach (var item in (from tT in timeTable.Items
where (tT.Start == timeTable.Timer && tT.SimulationState == SimulationState.Waiting) ||
(tT.End == timeTable.Timer && tT.SimulationState == SimulationState.InProgress)
select tT).ToList())
{
if (item.SimulationState == SimulationState.Waiting)
{
AddToInProgress(item);
}
else
{
HandleFinishedItems(item);
}
}
// if Progress is empty Stop.
return(timeTable);
}
private void CheckForOrderRequests(TimeTable <ISimulationItem> timeTable)
{
var osi = timeTable.Items.Where(a => a.GetType() == typeof(OrderSimulationItem) && ((OrderSimulationItem)a).AddOrder).ToList();
if (!osi.Any() || !osi.Any(b => ((OrderSimulationItem)b).AddOrder))
{
return;
}
foreach (var singleOsi in osi)
{
var order = (OrderSimulationItem)singleOsi;
_context.Orders.Add(
_context.CreateNewOrder(order.ArticleIds[0], order.Amounts[0], 1, order.DueTime));
}
}
private void FinishSimulation(TimeTable <ISimulationItem> timeTable, int simulationId, int simNumber, SimulationConfiguration simConfig)
{
//copy workschedules to the simulationworkschedules which get written back to the local-db
//FillSimulationWorkSchedules(timeTable.Items.OfType<PowsSimulationItem>().ToList(), simulationId, simNumber, 0);
_messageHub.SendToAllClients("last Item produced at: " + _context.SimulationWorkschedules.Max(a => a.End));
//calculate kpis
CalculateKpis.MachineSattleTime(_context, simulationId, SimulationType.Central, simNumber);
CalculateKpis.CalculateAllKpis(_context, simulationId, SimulationType.Central, simNumber, true, simConfig.Time);
RemoveSimulationWorkschedules();
//copy the relevant tables from the in-memory db to the local-db
CopyResults.Copy(_context, _evaluationContext, simulationId, simNumber, SimulationType.Central);
_messageHub.EndScheduler();
_context.Database.CloseConnection();
_evaluationContext.Database.CloseConnection();
}
private TimeTable <ISimulationItem> UpdateGoodsDelivery(TimeTable <ISimulationItem> timeTable, int simulationId)
{
var purchaseParts = _context.PurchaseParts.Include(a => a.Purchase).Where(a =>
a.State != State.Finished &&
timeTable.Items.OfType <PurchaseSimulationItem>().All(b => b.PurchasePartId != a.Id));
if (purchaseParts == null)
{
return(timeTable);
}
foreach (var purchasePart in purchaseParts)
{
// insert into timetable with rnd-duetime
timeTable.Items.Add(CreateNewPurchaseSimulationItem(purchasePart, simulationId));
}
return(timeTable);
}
private void UpdateWaitingItems(TimeTable <ISimulationItem> timeTable, List <ProductionOrderWorkSchedule> waitingItems)
{
var completeList =
_context.ProductionOrderWorkSchedules.Where(a => a.ProducingState == ProducingState.Created);//CreateInitialTable();
foreach (var item in completeList)
{
if (timeTable.Items.OfType <PowsSimulationItem>().Any(a => a.ProductionOrderWorkScheduleId == item.Id))
{
continue;
}
if (waitingItems.Any(a => a.Id == item.Id))
{
waitingItems.Remove(waitingItems.Find(a => a.Id == item.Id));
}
waitingItems.Add(item);
}
}
private async Task <TimeTable <ISimulationItem> > InitializeSimulation(int simulationId, int simNumber, SimulationConfiguration simConfig)
{
_messageHub.SendToAllClients("Start Simulation...", MessageType.info);
_context = InMemoryContext.CreateInMemoryContext();
InMemoryContext.LoadData(_evaluationContext, _context);
capacityScheduling = new CapacityScheduling(_context);
rebuildNets = new RebuildNets(_context);
await PrepareSimulationContext();
await OrderGenerator.GenerateOrders(_context, simConfig, simNumber);
_workTimeGenerator = new WorkTimeGenerator(simConfig.Seed, simConfig.WorkTimeDeviation, simNumber);
var timeTable = new TimeTable <ISimulationItem>(simConfig.RecalculationTime);
UpdateStockExchangesWithInitialValues(simulationId, simNumber);
//call the initial central planning
await Recalculate(timeTable, simulationId, simNumber, new List <ProductionOrderWorkSchedule>());
CreateMachinesReady(timeTable);
timeTable = UpdateGoodsDelivery(timeTable, simulationId);
return(timeTable);
}
private List <int> GetFreeMachines(TimeTable <ISimulationItem> timeTable)
{
var freeMachines = timeTable.ListMachineStatus.Where(a => a.Free).Select(a => a.MachineId).ToList();
return(freeMachines);
}
