class PSUHack : Model {

    var size = Vector3(86.4, 39.7, 50.0)
    var endWidth = 10
    var thickness = 1.6

    @Piece
    fun end() : Shape3d {
        return Cube( size.x, size.y, endWidth ).center() -
            Cube( size - Vector3( thickness, thickness, endWidth+1 ) * 2 )
                .center().translateZ( thickness )
    }

    @Piece
    fun main() : Shape3d {

        val outside = Cube( size + Vector3( thickness, thickness, 0 ) * 2 ).centerXY()
        val inside = Cube( size )
                .centerXY().translateZ( thickness )
        val padHoles = Cylinder( 10, 1.5 ).center() and
            Cylinder( 100, 3 ).translate(7,7,-100).mirrorX().also().mirrorY().also() and
            Cylinder( 100, 4 ).rotateX(90).translate(6,10,-4).mirrorX().also()
        val pad = (Cube(25, 25, 6 ).centerXY() remove padHoles)
            .rotateX(90).bottomTo(0).translateY(6-size.y/2)
            .translateX(-size.x/4)

        // Layout3d doesn't play nicely with Cavity3d :-( Nor does "also"
        // So we've had to avoid using them.
        // Hopefully this will be fixed in a later version of foocad.
        val pads = pad and pad.mirrorX()

        return (outside-inside) and pads
    }

    override fun build() = main()
}