// When pushed, moves in that direction until it hits a barrier.
// NOTE. Unlike XOR, this CAN pass though squashable items.
class Chair : Movable {

    @CostumeAttribute
    var rounded = false

    var dir = -1


    override fun rounded( direction : int ) : boolean {
        return rounded && (direction == NORTH_EAST || direction == NORTH_WEST)
    }

    override fun myTurn() {
        if ( dir >= 0 ) {
            val next = look( dir )
            if (canMove( next, dir )) {
                move( dir )
            } else {
                dir = -1 // Stop moving
            }
        }
    }

    fun canMove( next : LookedAt, direction : int ) = next.squashable( direction )

    override fun canPush( direction : int, strength : int , speed : int ) =
        (this.dir < 0) && canMove( look( direction, Math.max( speed, this.speed ) ), direction )

    override fun push( direction : int, speed : int  ) {
        dir = direction
        move( direction, Math.max( speed, this.speed ) )
    }

    override fun copyable() = true

}