NonSpeculativeCostConditionAnalysis.cs

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using LotSizingDataModel.Instance.Notation;
 
namespace LotSizingDataModel.Instance.Descriptors.Classical;
 
/// <summary>
/// Result of the generic adjacent non-speculative production/holding-cost
/// condition analysis.
/// </summary>
public sealed class NonSpeculativeCostConditionAnalysis
{
    internal NonSpeculativeCostConditionAnalysis(
        UniversalConditionState state,
        IEnumerable<double> transformedHoldingMargins,
        double effectiveTolerance)
    {
        State = state;
 
        TransformedHoldingMargins =
            transformedHoldingMargins.ToArray();
 
        EffectiveTolerance = effectiveTolerance;
    }
 
    public UniversalConditionState State { get; }
 
    /// <summary>
    /// Gets h_t + p_t - p_(t+1) for each adjacent pair.
    /// </summary>
    public IReadOnlyList<double> TransformedHoldingMargins { get; }
 
    public double EffectiveTolerance { get; }
 
    public double MinimumMargin =>
        TransformedHoldingMargins.Min();
 
    public bool IsSatisfied =>
        State == UniversalConditionState.Satisfied;
 
    public UniversalSemanticConditionAssessment
        ToUniversalAssessment() =>
            new(
                UniversalSemanticCondition
                    .NonSpeculativeProductionHoldingCosts,
                State);
}