barrelFun

if not turtle then
    printError("Requires a Turtle")
    return
end

local tArgs = {...}
local tArgsCount = #tArgs
local programName = "barrelFun"
-- default args


local barrelPosition = nil

function retrieveBarrelContents()
    turtle.dig()
    turtle.suck()
end

function storeInventory()
    turtle.turnRight()

    local inventoryCounter = 1
    while inventoryCounter <15 do
        local currentSlotDetail = turtle.getItemDetail(inventoryCounter)
        turtle.select(inventoryCounter)
        --print(inventoryCounter)
        if not (currentSlotDetail == nil) then
            --print(currentSlotDetail.name)
            --print(currentSlotDetail.name == "minecraft:barrel")
            if currentSlotDetail.name == "minecraft:barrel" and not turtle.compareTo(16) then
                --print("Barrel found at position " .. inventoryCounter)
                barrelPosition = inventoryCounter
                --print("Barrel recorded at position " .. barrelPosition)
            else
                turtle.drop()
            end
        end
        inventoryCounter = inventoryCounter+1
    end

    turtle.turnLeft()

    if barrelPosition == 0 or barrelPosition == nil then
        print("Special Barrel Not Found")
        return
    end
end

function placeBarrel()
    turtle.select(barrelPosition)
    turtle.place()
    barrelPosition = nil
end

while true do
    local fuelLevel = turtle.getFuelLevel()
    if fuelLevel < 10 then
        turtle.select(15)
        turtle.refuel(1)
        print("Refueling")
    end

    retrieveBarrelContents()
    sleep(.5)
    storeInventory()
    sleep(.5)
    placeBarrel()
    print("Pause for next loop")
    sleep(2)
end