local DayNightCycle = 1200

local steps = 0
local rowsDone = 0

local length = 14
local width = 4
local strokes = 3

local seedsPlanted = 0
local rowsMade = 0
local timesBusy = 0

function firstStartup()
    if turtle.getItemCount(1) < 1 then
        print("put deeds in slot 1!")
        repeat
            sleep (1.1)

        until turtle.getItemCount(1) > 1
    end
    if turtle.getItemCount(2) < 1 then
        print("put seeds in slot 2!")
        repeat
            sleep (1.1)
        until turtle.getItemCount(2) >= 1
    end
end

function harvest()
    local success, t = turtle.inspectDown()
    if success then
        if t.name == "minecraft:dirt" then
            turtle.digDown()
        end
        if t.metadata == 7 then
            if turtle.getItemCount(1) > 2 then
                turtle.select(1)
                turtle.digDown()
                turtle.placeDown()
                seedsPlanted = seedsPlanted + 1
            elseif turtle.getItemCount(2) > 2 then
                turtle.select(2)
                turtle.digDown()
                turtle.placeDown()
                seedsPlanted = seedsPlanted + 1
            else
                print("Need new seeds ...")
                turtle.select(1)
                turtle.digDown()
            end
        end
    else
        turtle.digDown()
        if turtle.getItemCount(2) > 2 then
            turtle.select(2)
            turtle.placeDown()
            seedsPlanted = seedsPlanted + 1
        elseif turtle.getItemCount(1) > 2 then
            turtle.select(1)
            turtle.placeDown()
            seedsPlanted = seedsPlanted + 1
        else
            print("Need new seeds ...")
        end
    end
end

function startFromChest()
    steps = 0
    if rowsDone == 0 then
        turtle.forward()
        turtle.down()
        turtle.down()
    elseif rowsDone == 1 then
        turtle.forward()
        turtle.down()
        turtle.down()
        turtle.turnRight()
        repeat
            turtle.forward()
            steps = steps + 1
        until steps == 5
        turtle.turnLeft()
    elseif rowsDone == 2 then
        turtle.forward()
        turtle.down()
        turtle.down()
        turtle.turnRight()
        repeat
            turtle.forward()
            steps = steps + 1
        until steps == 10
        turtle.turnLeft()
    end
    steps = 0
    oneRowHarvest()
end

function oneRowHarvest()
    steps = 0

    repeat
        harvest()
        turtle.forward()
        steps = steps + 1
    until steps == length

    steps = 0

    harvest()
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()

    repeat
        harvest()
        turtle.forward()
        steps = steps + 1
    until steps == length

    steps = 0

    harvest()
    turtle.turnLeft()
    turtle.forward()
    turtle.turnLeft()

    repeat
        harvest()
        turtle.forward()
        steps = steps + 1
    until steps == length

    steps = 0

    harvest()
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()

    repeat
        harvest()
        turtle.forward()
        steps = steps + 1
    until steps == length

    harvest()
    steps = 0

    rowsDone = rowsDone + 1

    rowsMade = rowsMade + 1

    emptyInv()

end

-- empty inventory & seeds
function emptyInv()
    turtle.turnRight()
    steps = 0
    if rowsDone == 1 then
        repeat
            turtle.forward()
            steps = steps + 1
        until steps == 4
    elseif rowsDone == 2 then
        repeat
            turtle.forward()
            steps = steps + 1
        until steps == 9
    elseif rowsDone == 3 then
        repeat
            turtle.forward()
            steps = steps + 1
        until steps == 14
    end

    steps = 0

    turtle.turnRight()
    turtle.up()
    turtle.up()
    turtle.back()

    for q=3,16 do
        turtle.select(q)
        turtle.dropDown()
    end

    if turtle.getItemCount(2) > 32 then
        print("empty seeds")
        turtle.turnRight()
        repeat
            turtle.forward()
            steps = steps + 1
        until steps == 12

        steps = 0

        for q=1,2 do
            print("empty now")
            turtle.select(q)
            repeat
                turtle.dropDown(1)
            until turtle.getItemCount(q) <= 5
        end

        repeat
            turtle.back()
            steps = steps + 1
        until steps == 12
        steps = 0

        turtle.turnLeft()
    end

    if rowsDone == 3 then
        rowsDone = 0
        timesBusy = timesBusy + 1
        sleepFunction()
    end
end

function sleepFunction()
    print("Going to sleep")
    local slept = 0
    repeat
        sleep(50)
        slept = slept + 50
        print("Slept: " .. slept)
    until slept > DayNightCycle
    print( "gotte work ")
end

firstStartup()
while true do
    print("Times done = " .. timesBusy)
    print("Seeds planted = " .. seedsPlanted)
    print("Rows made = " ..  rowsMade)
    startFromChest()
end