brokenTunnel

local function fuel(currentSlot)
    while turtle.getFuelLevel() <= 5 do
        turtle.select(16)
        turtle.refuel(1)
        print(turtle.getFuelLevel())
    end

    turtle.select(currentSlot)

end


local function mine(currentSlot)
    fuel(currentSlot)
    while turtle.forward() == false do
        print("dig")
        turtle.dig()
    end
    --    turtle.forward()
    checkDown(currentSlot)
    print("Made it")
    turtle.digUp()
end

local function checkDown(currentSlot)
    if turtle.detectDown() == false then
        turtle.select(1)
        turtle.placeDown()
        turtle.select(currentSlot)
    end

end



local function inventoryCheck()
    if turtle.getItemCount(14) > 0 then
        dropItems()
    end
end

local function dropItems(distance, currentSlot)
    local back = 0
    turtle.turnRight()
    turtle.turnRight()
    while back <= distance do
        fuel(currentSlot)
        turtle.forward()
        back = back - 1
    end



end

local function main()
    local fuelSlot = 16
    local currentSlot = 1
    local bridgeSlot = 1
    local torchSlot = 2
    local distance = 0
    fuel(currentSlot)
    turtle.select(fuelSlot)
    inventoryCheck(distance, currentSlot)
    mine(currentSlot)
    distance = distance + 1
    if distance % 8 == true then
        turtle.turnLeft()
        turtle.select(1)
        turtle.place()
        turtle.turnRight()
        turtle.select(currentSlot)
    end
end

main()