/// <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(QueueOrderSelectionMostLines config, bool queueAssignment)
{
// Most lines or most units?
if (config.UnitsInsteadOfLines)
{
// Simply return the number of units overall
return(_currentOrder.Positions.Sum(p => p.Value));
}
else
{
// Simply return the number of lines
return(_currentOrder.Positions.Count());
}
}
