-- Ensure the turtle has a tool (diamond pickaxe) to dig stone
if not turtle.dig() then
    print("Unable to dig. Do I have the correct tool?")
end

function mineLayer(x, y, z)
    if z < 1 then
        return
    else
        -- Dig down
        if turtle.detectDown() then
            if turtle.digDown() then
                print("Dug down.")
            else
                print("Failed to dig down. Is there a bedrock?")
            end
        end
        if turtle.down() then
            print("Moved down.")
        else
            print("Failed to move down.")
        end

        -- Call the function to mine the next layer
        mineLayer(x, y, z - 1)

        -- Dig up and return to original position
        if turtle.detectUp() then
            if turtle.digUp() then
                print("Dug up.")
            else
                print("Failed to dig up. Is there a bedrock?")
            end
        end
        if turtle.up() then
            print("Moved up.")
        else
            print("Failed to move up.")
        end
    end
end

function mineStrip(length)
    for i = 1, length do
        if turtle.detect() then
            if turtle.dig() then
                print("Dug forward.")
            else
                print("Failed to dig forward.")
            end
        end
        if turtle.forward() then
            print("Moved forward.")
        else
            print("Failed to move forward.")
        end
    end