import { maskCircle, maskDimensions, maskFaceHoles, maskFaceOutline, maskValues, validateMask } from "../bahtinov-mask";
import type { CadKernel, CadParameters, Manifold } from "./kernel";

/** Original cap-style focusing mask, already oriented for support-free printing. */
export function buildBahtinovMask(k: CadKernel, input: CadParameters): Manifold {
  validateMask(input);
  const p = maskValues(input), d = maskDimensions(input);
  const face = k.extrude(k.sub2(k.polygon(maskFaceOutline(input)), ...maskFaceHoles(input).map(hole => k.polygon(hole))), p.face_thickness);
  const collar = k.move(k.extrude(k.sub2(k.polygon(maskCircle(d.outerRadius)), k.polygon(maskCircle(d.innerRadius))), p.sleeve_depth), [0, 0, p.face_thickness]);
  return k.union(face, collar);
}