---@diagnostic disable: lowercase-global
-- Getting fuel level
local fuelLevel = turtle.getFuelLevel()

local direction = true

local directionNew = direction

-- Getting fuel needed
local fuelNeeded = (13*13) + 1 + (1/2*13) + (1/2*13)

-- Making function to get the slot index of the seed
local function getSeedIndex()
    for slot = 1, 16, 1 do
        local item = turtle.getItemDetail(slot)
        if (item ~= nil) then
            if ( (string.match(item.name, "seed") ) or (string.match(item.name, "potato") ) or (string.match(item.name, "carrot") ) ) then
                return slot
            end
        end
    end
end

-- Making function to take crops
local function getCrop()
    local isBlock, data = turtle.inspectDown()
    if(isBlock)then
        if ( ( string.match(data.name, "croptopia:") or string.match(data.name, "wheat") or string.match(data.name, "potato") or string.match(data.name, "carrot"))and data['state']['age'] == 7) then
            turtle.digDown()
            for i = 6, 1, -1
            do
                turtle.suckDown()
                seedIndex = getSeedIndex()
                if(seedIndex ~= nil) then
                    turtle.select(seedIndex)
                    turtle.placeDown()
                end
            end
        end
    else
        seedIndex = getSeedIndex()
        if(seedIndex ~= nil) then
            turtle.select(seedIndex)
            turtle.placeDown()
        end
    end
end

-- If there is enough fuel, run the code
if(fuelLevel > fuelNeeded) then
    for a = 13, 1, -1
    do
        direction = not(direction)
        turtle.forward()
        getCrop()

        if(direction) then
            turtle.turnLeft()
        else
            turtle.turnRight()
        end

        for b = 13-1, 1, -1
        do
            turtle.forward()
            getCrop()
        end

        if(direction) then
            turtle.turnRight()
        else
            turtle.turnLeft()
        end
    end

    turtle.turnRight()
    turtle.turnRight()

    for c = 13, 1, -1
    do
        turtle.forward()
    end

    if (directionNew == false) then
        turtle.turnLeft()
        for d = 13-1, 1, -1
        do
            turtle.forward()
        end
        turtle.turnLeft()
    else
        turtle.turnRight()
        for d = 13-1, 1, -1
        do
            turtle.forward()
        end
        turtle.turnRight()
    end

-- Drops ALL the items gained from farming ( seeds and crops ) into chest below starting point
for slot = 1, 16, 1
do
    turtle.select(slot)
    turtle.dropDown(64)
end

turtle.suckUp(8)
turtle.refuel(8)

local timerID = os.startTimer(500)
local event, id
repeat
    event, id = os.pullEvent("timer")
until id == timerID
os.reboot()

end

print("TURTLE DOES NOT HAVE ENOUGH FUEL")
print("Please refuel the turtle, then re-run the file 'startup'!")