import uk.co.nickthecoder.foocad.smartextrusion.v1.*
import static uk.co.nickthecoder.foocad.smartextrusion.v1.SmartExtrusion.*
import uk.co.nickthecoder.foocad.compound.v1.*

class HoleTrim : Model {

    @Custom
    var drillDiameter = 10.0

    @Custom
    var internalDiameter = 8.0

    @Custom( about="For non-zero values, the result is a slot, instead of a round hole" )
    var slotDistance = 0.0

    @Custom
    var depth = 20

    @Custom
    var clearance = 0.3

    @Custom( about="Width and thickness of the trim" )
    var trimSize = Vector2( 3, 1 )

    fun shape( diameter : double ) : Shape2d {
        return if (slotDistance > 0) {
            val circle = Circle( diameter / 2 )
            return circle.hull( circle.translateX( slotDistance ) )
                .centerX()
        } else {
            Circle( diameter / 2 )
        }
    }

    override fun build() = Compound(true).apply {

        val trim = shape( drillDiameter + trimSize.x*2 )
            .smartExtrude(trimSize.y)
            .bottom( Chamfer( trimSize.y ) )
        val tube = shape( drillDiameter - clearance*2 )
            .extrude( depth )
            .bottomTo( trim.top )
        val hole = shape( internalDiameter - clearance*2 )
            .smartExtrude( tube.top + 0.02 )
            .bottom( Chamfer(-trimSize.y*0.6, trimSize.y*0.6) )
            .bottomTo( -0.01 )
    
        + trim
        + tube
        - hole
    }.build()
}