using System.Collections.Generic;
using OpenNest.Geometry;

namespace OpenNest;

public class StraightSplit : ISplitFeature
{
    public string Name => "Straight";

    public SplitFeatureResult GenerateFeatures(
        SplitLine line,
        double extentStart,
        double extentEnd,
        SplitParameters parameters
    )
    {
        var (negEdge, posEdge) =
            line.Axis == CutOffAxis.Vertical
                ? (
                    new Line(
                        new Vector(line.Position, extentStart),
                        new Vector(line.Position, extentEnd)
                    ),
                    new Line(
                        new Vector(line.Position, extentEnd),
                        new Vector(line.Position, extentStart)
                    )
                )
                : (
                    new Line(
                        new Vector(extentStart, line.Position),
                        new Vector(extentEnd, line.Position)
                    ),
                    new Line(
                        new Vector(extentEnd, line.Position),
                        new Vector(extentStart, line.Position)
                    )
                );

        return new SplitFeatureResult(new List<Entity> { negEdge }, new List<Entity> { posEdge });
    }
}