#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
 *
 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeuristicLab is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

using HEAL.Attic;
using HeuristicLab.Common;
using HeuristicLab.Core;

namespace HeuristicLab.Algorithms.SMSEMOA
{
  [StorableType("A232DF5F-1499-4BED-A80F-8EE090F6F1F7")]
  public interface ISMSEMOASolution : IItem
  {
    IItem Individual { get; set; }
    double[] Qualities { get; set; }
    double[] Constraints { get; set; }
    // KF, SMS-EMOA
    double[] HypervolumeContribution { get; set; }
    int[] NondominanceRanking { get; set; }

    int Dimensions { get; }
  }

  [Item("SMSEMOASolution", "Represents a solution inside the SMSEMOA population")]
  [StorableType("DC19B54D-7D95-4CA0-83A0-2F9893064C23")]
  public class SMSEMOASolution : Item, ISMSEMOASolution
  {
    [Storable]
    public IItem Individual { get; set; }

    [Storable]
    public double[] Qualities { get; set; }

    [Storable]
    public double[] Constraints { get; set; }

    //kf, sms-emoa
    [Storable]
    public double[] HypervolumeContribution { get; set; }

    [Storable]
    public int[] NondominanceRanking { get; set; }

    public SMSEMOASolution(int nObjectives, int nConstraints)
    {
      Qualities = new double[nObjectives];
      Constraints = new double[nConstraints];
      HypervolumeContribution = new double[1];
      NondominanceRanking = new int[1];
    }

    public SMSEMOASolution(IItem individual, int nObjectives, int nConstraints) : this(nObjectives, nConstraints)
    {
      Individual = individual;
    }

    public SMSEMOASolution(IItem individual, double[] qualities, double[] constraints, double[] hypervolumecontribution, int[] nondominanceranking)
    {
      Individual = individual;
      Qualities = qualities;
      Constraints = constraints;
      HypervolumeContribution = hypervolumecontribution;
      NondominanceRanking = nondominanceranking;
    }

    public SMSEMOASolution(double[] qualities)
    {
      Qualities = (double[])qualities.Clone();
    }

    public int Dimensions => Qualities == null ? 0 : Qualities.Length;

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

    protected SMSEMOASolution(SMSEMOASolution original, Cloner cloner) : base(original, cloner)
    {
      Qualities = (double[])original.Qualities.Clone();
      Constraints = (double[])original.Qualities.Clone();
      HypervolumeContribution = (double[])original.HypervolumeContribution.Clone();       // kf, sms-emoa
      NondominanceRanking = (int[])original.NondominanceRanking.Clone();                  // kf, sms-emoa
      Individual = (IItem)original.Individual.Clone(cloner);
    }

    [StorableConstructor]
    protected SMSEMOASolution(StorableConstructorFlag deserializing) : base(deserializing) { }
  }

  [Item("SMSEMOASolution", "Represents a solution inside the SMSEMOA population")]
  [StorableType("F33FFA68-9E0A-4C1B-964B-4F35BC6D78FC")]
  public class SMSEMOASolution<T> : SMSEMOASolution where T : class, IItem
  {
    public new T Individual
    {
      get { return (T)base.Individual; }
      set { base.Individual = value; }
    }

    public SMSEMOASolution(T individual, int nObjectives, int nConstraints) : base(individual, nObjectives, nConstraints) { }

    protected SMSEMOASolution(SMSEMOASolution<T> original, Cloner cloner) : base(original, cloner) { }

    public override IDeepCloneable Clone(Cloner cloner)
    {
      return new SMSEMOASolution<T>(this, cloner);
    }

    [StorableConstructor]
    protected SMSEMOASolution(StorableConstructorFlag deserializing) : base(deserializing) { }
  }
}