import static uk.co.nickthecoder.foocad.arrange.v1.Arrange.*
import static uk.co.nickthecoder.foocad.screws.v3.Screws.*
import static uk.co.nickthecoder.foocad.chamferedextrude.v1.ChamferedExtrude.*

class SlideBolt : Model {

    var size = Vector3(80, 40, 4)
    var boltDiameter = 10
    var movement = 20

    var hoopSize = Vector2(10, 2)

    var flat = 1
    var clearance = 0.5
    var slack = 1

    fun hoop( width : double ) = hoop( width, boltDiameter )

    fun hoop( width : double, boltDiameter : double ) : Shape3d {
        val innerR = boltDiameter/2 + clearance
        val outerR = innerR + hoopSize.y

        val profile =
            Circle( outerR ) +
            Square( outerR, outerR*2 ).centerY() -
            Circle( innerR )

        val hoop = profile.extrude( width )
            .rotateY(90)
            .centerX()
            .translateZ( boltDiameter/2 + size.z )

        return sliceBottom( hoop )
    }

    fun sliceBottom( shape : Shape3d ) : Shape3d {
        return shape intersection shape.boundingCube().bottomTo(0)
    }

    fun body() : Shape3d {
        val base = Square( size.x, size.y ).center()
            .roundAllCorners(3)
            .extrude(size.z)

        val retainer = hoop(hoopSize.x)
            .leftTo(base.left)

        val guide = Cube( movement - boltDiameter, hoopSize.y*2, boltDiameter * 1.1 )
            .bottomTo( base.top )
            .leftTo( retainer.right + boltDiameter + clearance * 2 )
            .frontTo( boltDiameter / 2 + clearance )
            .mirrorY().also()

        val longHoop = hoop( base.right - guide.right - boltDiameter - clearance * 2 )
            .rightTo( base.right )

        val screwHoles = Countersink()
            .translateX( base.left + 9 )
            .translateY( base.front + 7 )
            .topTo( base.top )
            .mirrorX().also().mirrorY().also()

        return base + retainer + guide +  longHoop - screwHoles
    }

    @Piece
    fun bodyB() : Shape3d {
        val body = body()
        val bounding = Cube( body.size.x+2, body.size.y+2, body.size.z + 2 )
            .leftTo(body.left - 1)
            .frontTo(body.front -1 )
            .bottomTo( -1 )

        val remove = Cube( hoopSize.x + 2 + boltDiameter/2, 100, 100 )
            .centerY()
            .leftTo(body.left - 1)
            .bottomTo( 1 )

        return body intersection (bounding - remove)
    }

    @Piece
    fun bodyA() : Shape3d {
        val body = body()
        val remaining = Cube( hoopSize.x + 2 + boltDiameter/2, 100, 100 )
            .centerY()
            .leftTo(body.left - 1)
            .bottomTo( 1 )

        return (body intersection remaining).bottomTo(0)
    }


    @Piece
    fun otherPart() : Shape3d {
        val base = Square( movement, size.y ).center()
            .roundAllCorners(3)
            .extrude(size.z)

        val retainer = hoop(movement, boltDiameter + slack * 2 )

        val screwHoles = Countersink()
            .translateX( base.left + 9 )
            .translateY( base.front + 7 )
            .topTo( base.top )
            .mirrorY().also()

        return base + retainer - screwHoles
    }

    @Piece
    fun bolt() : Shape3d {

        val bolt = Circle( boltDiameter/2 )
            .chamferedExtrude( size.x + movement, 2 )
            .rotateY(90)
            .centerX().translateX( movement/2 )
            .bottomTo( -flat )
    
        val arm = Circle( boltDiameter/2 )
            .extrude( boltDiameter*2 )
            .rotateX(-90)
            .bottomTo(-flat)
            .leftTo(bolt.left + movement + hoopSize.x + clearance*3)
        val knob = Sphere( boltDiameter * 0.7 )
            .bottomTo( -boltDiameter * 0.3/2 )
            .translate(arm.middle.x,arm.back, -flat)

        return sliceBottom( bolt + arm + knob ) 
    }
        
    override fun build() : Shape3d {
        return arrangeY( 5,
            arrangeX( 5, bodyA(), bodyB(), otherPart() ).centerX(),
            bolt().centerX()
        )
    }

    @Piece
    override fun preview() : Shape3d {
        val bodyA = bodyA().bottomTo(flat+0.1).translate(-0.111, 0.111, 0).color("Green")
        val bodyB = bodyB().color("LightGreen")
        val bolt = bolt().bottomTo(flat + size.z)
        val otherPart = otherPart().leftTo( bodyB.right + 2 ).color("LightGreen")

        return bolt + bodyA + bodyB + otherPart
    }

}