fgm24/Assets/Scripts/Rope/RopeBuilder.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class RopeBuilder
{
    List<Point> points = new();
    List<Stick> sticks = new();

    public RopeBuilder() { }
    public RopeBuilder(List<Point> points, List<Stick> sticks)
    {
        this.points = points;
        this.sticks = sticks;
    }

    public RopeBuilder AddPoint(Point point)
    {
        points.Add(point);
        return this;
    }

    public RopeBuilder ConnectPoints(Point A, Point B)
    {
        sticks.Add(new Stick(A, B));
        return this;
    }

    public RopeBuilder ConnectPoints(int idxA, int idxB)
    {
        sticks.Add(new Stick(points[idxA], points[idxB]));
        return this;
    }

    public RopeBuilder ConnectPointsWithDesiredLength(int idxA, int idxB, float desiredLength)
    {
        sticks.Add(new Stick(points[idxA], points[idxB], desiredLength));
        return this;
    }

    public Rope Build()
    {
        return new Rope(points: points.ToArray(), sticks: sticks.ToArray());
    }
}