CCbathTub

print("Press enter to start. Place the blocks you want to use for a floor and the walls in the first two slots, preferably a stack each.")
read()

--dig layer 1

turtle.digDown()
for i=1, 3, 1 do
    for j=0, 12, 1 do
        turtle.forward()
        turtle.digDown()
    end
    turtle.turnRight()
    turtle.forward()
    turtle.digDown()
    turtle.turnRight()
    for j=0, 12, 1 do
        turtle.forward()
        turtle.digDown()
    end
    if i~=3 then
        turtle.turnLeft()
        turtle.forward()
        turtle.digDown()
    end
    turtle.turnLeft()
end

--fill layer 2 using blocks from inventory. Fill first two slots with selected block for floor.

turtle.down()
turtle.turnLeft()
turtle.digDown()
turtle.placeDown()
for i=1, 3, 1 do
    turtle.select(1)
    for j=0, 12, 1 do
        turtle.forward()
        turtle.digDown()
        turtle.placeDown()
    end
    turtle.turnLeft()
    turtle.forward()
    turtle.digDown()
    turtle.placeDown()
    turtle.turnLeft()
    turtle.select(2)
    for j=0, 12, 1 do
        turtle.forward()
        turtle.digDown()
        turtle.placeDown()
    end
    turtle.turnRight()
    if i~=3 then
        turtle.forward()
        turtle.digDown()
        turtle.placeDown()
    end
    turtle.turnRight()
end

--go to walls

turtle.up()
turtle.back()
turtle.turnLeft()
turtle.forward()
turtle.turnRight()

--make the walls

turtle.select(1)
for i=1, 13, 1 do
    turtle.forward()
    turtle.digDown()
    turtle.placeDown()
end
turtle.turnRight()
for i=1, 8, 1 do
    turtle.forward()
    turtle.digDown()
    turtle.placeDown()
end
turtle.select(2)
turtle.turnRight()
for i=1, 13, 1 do
    turtle.forward()
    turtle.digDown()
    turtle.placeDown()
end
turtle.turnRight()
for i=1, 8, 1 do
    turtle.forward()
    turtle.digDown()
    turtle.placeDown()
end
turtle.turnRight()