using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using HeuristicLab.Common;
using HeuristicLab.Core;
using HeuristicLab.Encodings.RealVectorEncoding;
using HeuristicLab.Parameters;
using HeuristicLab.PDPSimulation.DomainModel;
using HeuristicLab.PDPSimulation.Operators;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;

namespace HeuristicLab.PDPSimulation {
  [Item("LinearPriorityDispatching", "")]
  [StorableClass]
  public class LinearPriorityDispatching : PriorityDispatching {

    public IValueLookupParameter<RealVector> WeightsParameter {
      get { return (IValueLookupParameter<RealVector>)Parameters["Weights"]; }
    }

    [StorableConstructor]
    protected LinearPriorityDispatching(bool deserializing) : base(deserializing) { }
    protected LinearPriorityDispatching(PriorityDispatching original, Cloner cloner) : base(original, cloner) { }
    public LinearPriorityDispatching() {
      Parameters.Add(new ValueLookupParameter<RealVector>("Weights", "The weights for the individual priorities."));
      WeightsParameter.Value = new RealVector(new double[] {
         100.000, 100.000,  22.349,  74.573,  18.424,  28.913,   0.331,  91.323,  36.969,  44.992,  64.892,  30.736,  23.113,  36.458,   6.178,  99.065, 100.0, 100.0
      });
    }

    public override IDeepCloneable Clone(Cloner cloner) {
      return new LinearPriorityDispatching(this, cloner);
    }

    protected override double CalculatePriority(IDictionary<string, double> variables) {
      var weights = WeightsParameter.Value;
      
      double prio = weights[0] * variables["DueDate"]
             + weights[1] * variables["StartDate"]
             + weights[2] * variables["PickupOrdersAtTarget"]
             + weights[3] * variables["Distance"]
             + weights[4] * variables["AverageDistanceToDestinations"]
             + weights[5] * variables["MinimumDistanceToDestinations"]
             + weights[6] * variables["MaximumDistanceToDestinations"]
             + weights[7] * variables["NumberOfOtherCouriersToTarget"]
             + weights[8] * variables["AverageDistanceToOtherCouriers"]
             + weights[9] * variables["EarliestTimeOfArrival"]
             + weights[10] * variables["DeliveryOrdersAtTarget"]
             + weights[11] * variables["PickupOrderItemsAtTarget"]
             + weights[12] * variables["DeliveryOrderItemsAtTarget"]
             + weights[13] * variables["MinimumDistanceToOtherCouriers"]
             + weights[14] * variables["MaximumDistanceToOtherCouriers"]
             + weights[15] * variables["DemandSize"]
             + weights[16] * variables["EDD"]
             + weights[17] * variables["LeadTime"];

      return prio;
    }
  }
}