PruningRulesBuilder.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace PalCalc.Solver.ResultPruning
{
    public class PruningRulesBuilder
    {
        public Func<CancellationToken, IEnumerable<IResultPruning>> Build { get; }

        public Func<CancellationToken, IResultPruning> BuildAggregate => t => new AggregatePruning(t, Build(t));

        public PruningRulesBuilder(Func<CancellationToken, IEnumerable<IResultPruning>> build)
        {
            Build = build;
        }

        public PruningRulesBuilder WithRule(Func<CancellationToken, IResultPruning> ruleBuilder) =>
            new PruningRulesBuilder(
                t => Build(t).Append(ruleBuilder(t))
            );

        public static readonly PruningRulesBuilder Default = new PruningRulesBuilder(
            token =>
                new List<IResultPruning>()
                {
                    new MinimumEffortPruning(token),
                    new MinimumBreedingStepsPruning(token),
                    new PreferredLocationPruning(token),
                    new MinimumReusePruning(token),
                    new MinimumWildPalsPruning(token),
                    new MinimumReferencedPlayersPruning(token),
                    new VariedResultsPruning(token, maxSimilarityPercent: 0.1f),
                    new ResultLimitPruning(token, maxResults: 3),
                }
        );
    }
}