public void ExecutePlanning(IDemandToProvider demand, MrpTask task, int simulationId)
{
//creates Provider for the needs
var productionOrders = _demandForecast.NetRequirement(demand, task, simulationId);
if (demand.State != State.Finished)
{
demand.State = State.ProviderExist;
}
var articleBoms = _context.ArticleBoms
.Include(a => a.ArticleChild)
.ThenInclude(a => a.ArticleBoms)
.ToList();
//If there was enough in stock this does not have to be produced
if (!productionOrders.Any())
{
return;
}
foreach (var productionOrder in productionOrders)
{
//if the ProductionOrder was just created, initialize concrete WorkSchedules for the ProductionOrders
if (productionOrder.ProductionOrderWorkSchedule == null ||
!productionOrder.ProductionOrderWorkSchedule.Any())
{
_context.CreateProductionOrderWorkSchedules(productionOrder);
}
var children = articleBoms.Where(a => a.ArticleParentId == productionOrder.ArticleId)
.ToList();
if (!children.Any())
{
return;
}
foreach (var child in children)
{
//create Requester
var dpob = _context.CreateDemandProductionOrderBom(child.ArticleChildId, productionOrder.Quantity * (int)child.Quantity);
//create Production-BOM
_context.TryCreateProductionOrderBoms(dpob, productionOrder, simulationId);
//call this method recursively for a depth-first search
ExecutePlanning(dpob, task, simulationId);
}
}
}
private void CallChildrenSatisfyRequest(ProductionOrder po, int simulationId, ProductionDomainContext evaluationContext)
{
if (po.ProductionOrderBoms != null && po.ProductionOrderBoms.Any())
{
return;
}
//call method for each child
var childrenArticleBoms = _context.ArticleBoms.Include(a => a.ArticleChild).Where(a => a.ArticleParentId == po.ArticleId).ToList();
foreach (var childBom in childrenArticleBoms)
{
var neededAmount = childBom.Quantity * po.Quantity;
var demandBom = _context.CreateDemandProductionOrderBom(childBom.ArticleChildId, neededAmount);
_context.TryCreateProductionOrderBoms(demandBom, po, simulationId);
SatisfyRequest(demandBom, simulationId, evaluationContext);
}
}