digtunnel

dofile("NearEDGE-Functions")

cls()
Len = ReadNum("Please enter the number of blocks to dig forward:")

Loc = 0

function CalculateFuelCost()
    local _fuelCost = (LenX*LenY*LenZ-1) + (LenX-1)+(LenY-1)+(LenZ-1)

    if(takeInitialStep) then
        _fuelCost = _fuelCost+2
    end
     return _fuelCost
end

cls()
CurrentFuelLevel = turtle.getFuelLevel()

if (continue and CurrentFuelLevel~= "unlimited") then
    FuelNeeded = CalculateFuelCost()

    if(FuelNeeded > turtle.getFuelLimit()) then
        print("This operation requires too much fuel for this turtle.\nPlease try an advanced turtle!\n\nFuel Needed: " .. FuelNeeded)
        continue = false
    else
        if(CurrentFuelLevel < FuelNeeded) then
            RecommendedFuel = GetRecommendedFuel(FuelNeeded)
            print("This operation will expend more fuel than the turtle currently has.\n\n Please insert at least "..FuelNeeded.." fuel units then press enter to continue.\n  (Approx. "..RecommendedFuel[2].." "..RecommendedFuel[1].." (Recommended))\n")

            io.read()
            FuelConsumed = ConsumeFuel()

            CurrentFuelLevel = turtle.getFuelLevel()

            if(not FuelConsumed or CurrentFuelLevel < FuelNeeded) then
                print("Not enough fuel. Stopping!\n")
                continue = false
            end
        end
    end
end

cls()
print("DigCubeArea v1.0\n---------------------------------\n\n Started!")

while Loc ~= Len do
    DigMove()
    turtle.digUp()
    Loc = Loc + 1;
end