Lua CC Miner

function initiate()
    term.clear()
    turtle.select(1)
    turtle.refuel(3)
    textOutput("Slot 1: Coal", 1, 4, 0)
    textOutput("Slot 2: Cobblestone", 1, 5, 0)
    textOutput("Slot 3: Torches", 1, 6, 0)
    textOutput("Slot 4: Chests", 1, 7, 0)
    textOutput("Enjoy!", 1, 10, 0)
end

function textOutput(output_message, x_screen_pos, z_screen_pos, clear_area)
    term.setCursorPos(x_screen_pos, z_screen_pos)
    if clear_area == 0 then
        clear_area = string.len(output_message)
    end
    write(output_message .. string.rep(" ", (clear_area - string.len(output_message))))
end

function CheckFuel()
    if turtle.getFuelLevel() < 500 then
        turtle.refuel(5)
    end
end

function customMiningScheme()
    turtle.dig()
    turtle.forward()
    turtle.digUp()
    turtle.up()
    turtle.digUp()
    turtle.down()
end

function Hammer()
    if turtle.detectDown() == false then
        turtle.select(2)
        turtle.placeDown()
    end
    customMiningScheme()
end

function placeTorch()
    turtle.turnRight()
    turtle.turnRight()
    turtle.select(4)
    turtle.place()
    turtle.turnRight()
    turtle.turnRight()
end

function excavation()
    placeTorch()
    i = 1
    while (i < 10) do
        Hammer()
        i = i + 1
    end
end

function start()
    initiate()
    while true do
        CheckFuel()
        excavation()
    end
end

start()