# @author Arnaud Morin <arnaud.gfpv@mailops.fr>
# SPDX-License-Identifier: Apache-2.0
#

import cadquery as cq

from frame_params import PLATE_GAP

OD = 3.5                 # round M2 standoff
ALU_DENSITY = 2.70e-3    # g/mm3, for mass reporting
PLATE_GAP=16


def standoff():
    p = (cq.Workplane("XY")
         .circle(OD / 2.0)
         .extrude(PLATE_GAP)
         )

    cut = (cq.Workplane("XY")
           .circle(1)
           .extrude(PLATE_GAP)
           )

    p = p.cut(cut)

    return p


result = standoff()

assert result.solids().size() == 1, "standoff is not one solid"

if "show_object" not in globals():          # running outside CQ-editor
    def show_object(*args, **kwargs):
        pass

show_object(result)


if __name__ == "__main__":
    solid = result.val()

    print("standoff   %.3f g each, %.3f g for four"
          % (solid.Volume() * ALU_DENSITY,
             4 * solid.Volume() * ALU_DENSITY))