# /// script
# requires-python = ">=3.14"
# dependencies = ["ocp_vscode", "build123d"]
# ///

from build123d import *
from ocp_vscode import *

### Dimensions ###
bolt_spacing = 17 * MM
bolt_hole_diameter = 4 * MM
z_rod_diameter = 10 * MM
buffer = 4 * MM
bolt_to_PTFE_offset = 2 * MM
base_length = 30 * MM
bolt_to_holder_offset = 20 * MM
wall_thickness = 2 * MM
PTFE_radius = 2.5 * MM
holder_length = 14 * MM

###################

with BuildPart() as guide:
    with BuildSketch() as sketch:
        Rectangle(
            2 * buffer + base_length,
            2 * buffer + bolt_spacing + bolt_hole_diameter,
            align=(Align.MIN, Align.MIN),
        )
        with Locations(
            (buffer + bolt_hole_diameter / 2.0, buffer + bolt_hole_diameter / 2.0),
            (
                buffer + bolt_hole_diameter / 2.0,
                buffer + bolt_hole_diameter / 2.0 + bolt_spacing,
            ),
        ):
            Circle(radius=bolt_hole_diameter / 2.0, mode=Mode.SUBTRACT)

        with Locations(
            (
                buffer + bolt_hole_diameter / 2.0,
                buffer + bolt_spacing / 2.0 + bolt_hole_diameter / 2.0,
            ),
        ):
            Circle(radius=z_rod_diameter / 2.0, mode=Mode.SUBTRACT)
            Rectangle(
                z_rod_diameter / 2.0 + buffer,
                z_rod_diameter,
                mode=Mode.SUBTRACT,
                align=(Align.MAX, Align.CENTER),
            )
    extrude(amount=wall_thickness)

    with BuildSketch(Plane.YZ.offset(buffer + bolt_to_holder_offset)) as sketch:
        with Locations(
            (
                buffer + bolt_hole_diameter / 2.0 + bolt_to_PTFE_offset,
                PTFE_radius + wall_thickness,
            ),
        ):
            Circle(
                radius=PTFE_radius + wall_thickness, align=(Align.CENTER, Align.CENTER)
            )
            Circle(
                radius=PTFE_radius,
                align=(Align.CENTER, Align.CENTER),
                mode=Mode.SUBTRACT,
            )

    extrude(amount=holder_length)

    show(guide)
export_stl(guide.part, "guide.stl")