chess Rook

 --TODO: return to start is not same as others
 tArgs = {...}
color = tArgs[1]
function select(i)
    turtle.select(i+ (color == "white" and 0 or 6))
end

function buildBase()
        select(1)
        for y = 1,5 do
                for x = 1,4 do
                                        turtle.placeDown()
                                        turtle.forward()
                end
            if y < 5 then
                if y%2 ~= 0 then
                                        turtle.turnRight()
                                        turtle.placeDown()
                                        turtle.forward()
                                        turtle.turnRight()
                else
                                        turtle.turnLeft()
                                        turtle.placeDown()
                                        turtle.forward()
                                        turtle.turnLeft()
                end
                        end
        end
        turtle.placeDown()
end

function buildMid()

        turtle.back()
        turtle.turnLeft()
        turtle.forward()

        for i = 1,4 do
                        turtle.up()
                        turtle.placeDown()
        end

        turtle.forward()
        turtle.forward()
        turtle.down()

        for i = 1,3 do
                        turtle.down()
                        turtle.placeUp()
        end

        turtle.turnRight()
        turtle.back()
        turtle.place()

        turtle.back()

        for i = 1,4 do
            turtle.up()
            turtle.placeDown()
        end

        turtle.turnLeft()
        turtle.back()
                turtle.back()
        turtle.down()

        for i = 1,3 do
                        turtle.down()
                        turtle.placeUp()
        end

        turtle.turnLeft()
        turtle.back()
        turtle.place()

        turtle.turnLeft()
        turtle.back()

        for i = 1,4 do
                        turtle.up()
                        turtle.placeDown()
        end
end

 function turnCorner()
        turtle.turnRight()
        turtle.forward()
        turtle.forward()
        turtle.turnLeft()
        turtle.forward()
        turtle.forward()
        turtle.turnLeft()
 end

 function addCovers()
        select(3)
        turtle.back()
        turtle.back()

        for i = 1,4 do
                        turtle.down()
                        turtle.place()
        end

        turnCorner()

        for i = 1,4 do
            turtle.place()
            turtle.up()
        end

        turnCorner()

        for i = 1,4 do
            turtle.down()
            turtle.place()
        end

        turnCorner()

        for i = 1,4 do
            turtle.place()
            turtle.up()
        end
 end

 function buildTop()
        select(2)
        turtle.up()
        turtle.turnLeft()

        turtle.placeDown()
        turtle.forward()
        turtle.placeDown()
        turtle.forward()
        turtle.placeDown()

        for j = 1,3 do
        turtle.turnRight()
        for i = 1,4 do
                turtle.forward()
                turtle.placeDown()
        end
        end

        turtle.turnRight()
        turtle.forward()
        turtle.placeDown()
        turtle.turnRight()

        turtle.forward()
        select(3)
        for y = 1,3 do
                for x = 1,2 do
                                        turtle.placeDown()
                                        turtle.forward()
                end
            if y < 3 then
                if y%2 == 0 then
                                        turtle.turnRight()
                                        turtle.placeDown()
                                        turtle.forward()
                                        turtle.turnRight()
                else
                                        turtle.turnLeft()
                                        turtle.placeDown()
                                        turtle.forward()
                                        turtle.turnLeft()
                end
            end
        end
        turtle.placeDown()

        select(2)
        turtle.forward()
        turtle.turnRight()
        turtle.back()
        turtle.up()

        for i = 1,4 do
            turtle.placeDown()
            turtle.forward()
            turtle.forward()
            turtle.placeDown()
            turtle.forward()
            turtle.forward()
            turtle.placeDown()
            turtle.turnRight()
        end

 end

 function returnToStart()
    for i = 1,4 do
        turtle.forward()
    end
    turtle.turnRight()
    turtle.back()
    for i = 1,6 do
        turtle.down()
    end
    turtle.forward()
 end

buildBase()
buildMid()
addCovers()
buildTop()
returnToStart()