refuel from chest

local fuelLimit = turtle.getFuelLimit();
local currentFuel = turtle.getFuelLevel()

print("START: Refueling from front chest")

while currentFuel < fuelLimit do
    if turtle.suck() then
        turtle.refuel()
        currentFuel = turtle.getFuelLevel()
        print("Fuel level is: ", ( currentFuel / fuelLimit ) * 100, "%")
    else
        sleep(1)
    end
end

turtle.drop() -- fuel remains back to the chest

print("")
print("DONE: Refueling")