#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2014 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 System;
using System.Collections.Generic;
using HeuristicLab.Common;
using HeuristicLab.Core;
using HeuristicLab.Encodings.PermutationEncoding;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;

namespace HeuristicLab.Problems.Programmable {
  [Item("MultiEncoding", "Describes a combined encoding consisting of multiple simpler encodings.")]
  [StorableClass]
  public class MultiEncoding : Encoding<MultiEncodingCreator> {
    [Storable]
    public KeyedItemCollection<string, IEncoding> Encodings { get; protected set; }

    [StorableConstructor]
    protected MultiEncoding(bool deserializing) : base(deserializing) { }
    protected MultiEncoding(MultiEncoding original, Cloner cloner)
      : base(original, cloner) {
      Encodings = cloner.Clone(original.Encodings);
    }
    public MultiEncoding()
      : base("MultiEncoding") {
      Encodings = new NamedItemCollection<IEncoding>();
    }

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

    public MultiEncoding AddBinaryVector(string variableName, int length) {
      if (Encodings.ContainsKey(variableName)) throw new ArgumentException("variableName must be unique", "variableName");
      Encodings.Add(new BinaryEncoding(variableName, length));
      return this;
    }

    public MultiEncoding AddIntegerVector(string variableName, int length, int min, int max, int? step = null) {
      if (Encodings.ContainsKey(variableName)) throw new ArgumentException("variableName must be unique", "variableName");
      Encodings.Add(new IntegerEncoding(variableName, length, min, max, step));
      return this;
    }

    public MultiEncoding AddIntegerVector(string variableName, int length, IList<int> min, IList<int> max, IList<int> step = null) {
      if (Encodings.ContainsKey(variableName)) throw new ArgumentException("variableName must be unique", "variableName");
      Encodings.Add(new IntegerEncoding(variableName, length, min, max, step));
      return this;
    }

    public MultiEncoding AddRealVector(string variableName, int length, double min, double max) {
      if (Encodings.ContainsKey(variableName)) throw new ArgumentException("variableName must be unique", "variableName");
      Encodings.Add(new RealEncoding(variableName, length, min, max));
      return this;
    }

    public MultiEncoding AddRealVector(string variableName, int length, IList<double> min, IList<double> max) {
      if (Encodings.ContainsKey(variableName)) throw new ArgumentException("variableName must be unique", "variableName");
      Encodings.Add(new RealEncoding(variableName, length, min, max));
      return this;
    }

    public MultiEncoding AddPermutation(string variableName, int length, PermutationTypes type) {
      if (Encodings.ContainsKey(variableName)) throw new ArgumentException("variableName must be unique", "variableName");
      Encodings.Add(new PermutationEncoding(variableName, length, type));
      return this;
    }
  }
}