/// <summary>
/// Instantiates a scoring function from the given config.
/// </summary>
/// <param name="scorerConfig">The config.</param>
/// <param name="stationAssignment">Indicates whether the order shall be assigned to the station directly.</param>
/// <returns>The scoring function.</returns>
private Func <double> GenerateScorer(QueueOrderSelectionRuleConfig scorerConfig, bool stationAssignment)
{
switch (scorerConfig.Type())
{
case QueueOrderSelectionRuleType.Random:
{ QueueOrderSelectionRandom tempcfg = scorerConfig as QueueOrderSelectionRandom; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.FCFS:
{ QueueOrderSelectionFCFS tempcfg = scorerConfig as QueueOrderSelectionFCFS; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.EarliestDeadline:
{ QueueOrderSelectionEarliestDeadline tempcfg = scorerConfig as QueueOrderSelectionEarliestDeadline; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.VacantDeadline:
{ QueueOrderSelectionDeadlineVacant tempcfg = scorerConfig as QueueOrderSelectionDeadlineVacant; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.InboundMatches:
{ QueueOrderSelectionInboundMatches tempcfg = scorerConfig as QueueOrderSelectionInboundMatches; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.Completable:
{ QueueOrderSelectionCompleteable tempcfg = scorerConfig as QueueOrderSelectionCompleteable; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.Lines:
{ QueueOrderSelectionMostLines tempcfg = scorerConfig as QueueOrderSelectionMostLines; return(() => { return Score(tempcfg, stationAssignment); }); }
case QueueOrderSelectionRuleType.Related:
{ QueueOrderSelectionRelated tempcfg = scorerConfig as QueueOrderSelectionRelated; return(() => { return Score(tempcfg, stationAssignment); }); }
default: throw new ArgumentException("Unknown scorer type: " + scorerConfig.Type().ToString());
}
}
private double Score(QueueOrderSelectionCompleteable config, bool queueAssignment)
{
// Prefer orders that can be completed with inbound inventory
if (config.OnlyNearestPod)
{
// Order is completable with nearest pod
return(_nearestInboundPod[_currentStation] == null ? 0 :
_currentOrder.Requests.Any(r => r.State != Management.RequestState.Finished && r.Pod != null && r.Pod != _nearestInboundPod[_currentStation]) ? 0 :
_currentOrder.Requests.Where(r => r.State != Management.RequestState.Finished && r.Pod == null).GroupBy(r => r.Item)
.All(i => _nearestInboundPod[_currentStation].CountAvailable(i.Key) >= i.Count()) ? 1 : 0);
}
else
{
// Order is completable with all inbound pods
return(_currentOrder.Requests.Where(r => r.State != Management.RequestState.Finished && r.Pod == null).GroupBy(r => r.Item)
.All(i => _currentStation.InboundPods.Sum(pod => pod.CountAvailable(i.Key)) >= i.Count()) ? 1 : 0);
}
}
