WIP on a parametric under desk shelf

MVP under desk shelf.js

const { makeBox, draw, drawCircle, drawRectangle, makePlane, makeCylinder, EdgeFinder } = replicad;

export const defaultParams = {
  depth: 120,
  width: 300
};

function createScrewHole(h) {
  return draw()
    .hLine(1.5).vLine(h - 3).lineTo([3.5, h]).hLine(-3.5)
    .close()
    .sketchOnPlane("XZ")
    .revolve()
    .mirror("XY")
}

function createTriCutOut(a,b) {
  return draw().movePointerTo([30,0])
    .lineTo([35,5])
    .hLine(-5)
    .close()
    .sketchOnPlane("XZ", a)
    .extrude(b-a)
}

export default function main({depth, width}) {
  const front = draw()
  .movePointerTo([30,0])
  .hLine(15)
  .vLine(30).hLine(-45).vLine(-5).hLine(40)
  .vLine(-20)
  .hLine(-10)
  .close().sketchOnPlane("XZ").extrude(depth)

  const back = draw()
    .movePointerTo([30,0])
    .hLine(15).vLine(30).
    hLine(-45).vLine(-5)
    .cubicBezierCurveTo([30,0], [0, 15], [20, 0])
    .close()
  .sketchOnPlane(makePlane("XZ", depth)).extrude(5)
  // const edgesToFillet = new EdgeFinder().and([
  //   e => e.not((e) => e.inPlane("XY", 30)),
  //   e => e.not((e) => e.inPlane("YZ"))
  // ])

  const base = draw()
    .hLine(-(width - 20))
    .vLine(-depth)
    .hLine((width - 20))
    .close()
    .sketchOnPlane("XY")
    .extrude(5)
    .fuse(createTriCutOut(10, 10 + depth/4).translate(-30,0,0))
    .fuse(createTriCutOut(depth - 10 - (depth/4),depth - 10).translate(-30,0,0))

    .fuse(createTriCutOut(10, 10 + depth/4).mirror("YZ")
      .translate(50 - width,0,0)
      )
    .fuse(createTriCutOut(depth - 10 - (depth/4),depth - 10).mirror("YZ")
      .translate(50 - width,0,0)
      )

  const side = front.fuse(back)
    // .fillet(2, () => edgesToFillet)
    .cut(createScrewHole(30).translate(20, -20, 55))
    .cut(createScrewHole(30).translate(20, -depth + 20, 55))
    .cut(createTriCutOut(10, 10 + depth/4))
    .cut(createTriCutOut(depth - 10 - (depth/4),depth - 10))
    // return side
    return [side, side.clone().mirror("YZ").translate([- width,0,0]), base]
};