Cryo

bucketCount = 16
height = 0
dir = 1

function refillBucket()
    turtle.select(16)
    turtle.placeUp()
    turtle.select(1)
    for i = 1,16 do
        turtle.placeUp()
    end
    turtle.select(16)
    turtle.digUp()
    bucketCount = 16


     turtle.select(8)
    turtle.transferTo(12,1)
     turtle.select(12)
    turtle.transferTo(16,1)


     turtle.select(9)
    turtle.transferTo(10,64)
     turtle.select(10)
    turtle.transferTo(11,64)
    turtle.select(11)
    turtle.transferTo(13,64)
    turtle.select(13)
    turtle.transferTo(14,64)
end

function placeBucket()
    if bucketCount == 0 then
        refillBucket()
    end
    bucketCount = bucketCount - 1
    turtle.select(1)
    turtle.placeDown()
    sleep(2)

end

function fforward()
    while turtle.forward()==false do
    end
end


function right()
    turtle.turnRight()
end

function left()
    turtle.turnLeft()
end

turtle.select(15)
if turtle.compareDown()==false then
print("Wrong place! Place Turtle in the left corner! Put Reactor Casing in the 15th slot!")
else
fforward()
    right()
    fforward()
    left()
while turtle.detectDown()==false do
    turtle.down()
    height = height + 1
end
for i = 1,(height) do
    turtle.up()
end

finished = false
while finished==false do

    for i = 1,(height - 1) do
        placeBucket()

    end
    turtle.select(14)
        turtle.placeDown()
    fforward()
    while turtle.detectDown() do
        turtle.select(15)
        if turtle.compareDown() then

            if dir == 1 then
                right()
                fforward()
                right()
                fforward()
                if turtle.compareDown() then
                    finished = true
                end
                dir = 2

            else
                left()
                fforward()
                left()
                fforward()
                if turtle.compareDown() then
                    finished = true
                end
                dir = 1

            end
        else
        fforward()
        end
    end

end
end