CC Auto Strip Miner

-- globals
chunkLoaderInterval = 16
pX = 1
pY = 1
pZ = 1

-- function definitions
function checkLavaAndFuel()
    local slot = turtle.getSelectedSlot()
    local fuelLimit = turtle.getFuelLimit()
    if turtle.getFuelLevel() < fuelLimit - 1000 then
        turtle.select(15)
        if turtle.place() then
            if not turtle.refuel() then
                -- we picked up something other than lava (water, etc.)
                turtle.place()
            end
        end
    end
    turtle.select(slot)
end

function autoRefuel()
    local slot = turtle.getSelectedSlot()
    checkLavaAndFuel()
    while turtle.getFuelLevel() < 80 do
        turtle.select(16)
        if turtle.refuel(0) then
            -- we can refuel using fuel in slot 16
            turtle.refuel(1)
        end
    end
    turtle.select(slot)
end

function isInventoryFull()
    if turtle.getItemCount(12) > 0 then
        return true
    else
        return false
    end
end

function dumpInventory()
    local slot = turtle.getSelectedSlot()

    turtle.turnLeft()
    turtle.turnLeft()
    turtle.select(14)
    turtle.place()
    for i=1, 12 do
        turtle.select(i)
        turtle.drop()
    end
    turtle.select(14)
    turtle.dig()
    turtle.turnLeft()
    turtle.turnLeft()

    turtle.select(slot)
end

function checkToPlaceChunkLoader()
    if pX % chunkLoaderInterval == 0 then
        local slot = turtle.getSelectedSlot()

        turtle.select(13)
        turtle.placeUp()
        turtle.turnLeft()
        turtle.turnLeft()
        for i=1, chunkLoaderInterval do
            turtle.forward()
        end
        turtle.turnLeft()
        turtle.turnLeft()
        turtle.digUp()
        for i=1, chunkLoaderInterval do
            turtle.forward()
        end

        turtle.select(slot)
    end
end

for x=1, 1000 do
    turtle.forward()
    pX = pX + 1
    checkToPlaceChunkLoader()
end