print("\n")
print("****************")
print("Starting strip mining program by Habnef4")
print("****************")
print("\n")
print("Checking for coal/charcoal in slot one.")
local ToFillFuel = turtle.getItemSpace(1)
local CurrentFuel = turtle.getFuelLevel()
local MaxFuel = turtle.getFuelLimit()
os.sleep(1)
if ToFillFuel==64 then
    print("\n")
    print("****************")
    print("Nothing in slot one.")
    print("Ending program to avoid errors.")
    return
else print("Found items in slot one.")
end

local SlotOne = turtle.getItemDetail(1).name
print("\n\n")
os.sleep(1)
if SlotOne == "minecraft:coal" then
    print("\n")
    print("****************")
    print("Found coal/charcoal in slot one.")
else
    print("Non coal/charcoal item found in slot one.")
    print("Ending program to avoid errors.")
    return
end
print("Refuelling")
if MaxFuel - CurrentFuel >= 15000 then
    print("Low on fuel. Refilling until at 5000 fuel.")
    while true do
    turtle.refuel()
    end
else
    os.sleep(1)
    print("All fueled up.")

end