Cactus

function Harvest()
    while turtle.detect()==false do
        while turtle.detectDown()==true do
            turtle.digDown()
            turtle.down()
            turtle.digDown()
            turtle.up()
        end
        turtle.forward()
    end
end

function Lefty()
    turtle.turnLeft()
    turtle.forward()
    turtle.turnLeft()
    turtle.forward()
end

function Righty()
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()
    turtle.forward()
end

function Empty()
    turtle.select(2)
    turtle.drop()
    turtle.select(3)
    turtle.drop()
    turtle.select(4)
    turtle.drop()
    turtle.select(5)
    turtle.drop()
    turtle.select(6)
    turtle.drop()
    turtle.select(7)
    turtle.drop()
    turtle.select(8)
    turtle.drop()
    turtle.select(9)
    turtle.drop()
    turtle.select(10)
    turtle.drop()
    turtle.select(11)
    turtle.drop()
    turtle.select(12)
    turtle.drop()
    turtle.select(13)
    turtle.drop()
    turtle.select(14)
    turtle.drop()
    turtle.select(15)
    turtle.drop()
    turtle.select(16)
    turtle.drop()
    turtle.select(1)
end

while true do
    term.clear()
    term.setCursorPos(0,0)
    print("Space Check")
    if turtle.getItemCount(16)>1 then
        print("No Space Going back to Sleep")
        Empty()
        os.sleep(240)
    else
        print("Space in Chest")
        turtle.back()
        turtle.turnLeft()
        turtle.forward()
        turtle.forward()
        turtle.forward()
        turtle.up()
        turtle.forward()
        turtle.forward()
        print("Measuring Cactus")
        if turtle.detectDown()==true then
            os.sleep(30)
            print("Cactus Mature Harvesting")
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            turtle.down()
            turtle.forward()
            turtle.turnLeft()
            while turtle.detect()==false do
                turtle.forward()
            end
            turtle.turnRight()
            turtle.forward()
            turtle.forward()
            turtle.turnLeft()
            turtle.forward()
            Empty()
        else
            print("Cactus Still Immature")
            turtle.back()
            turtle.back()
            turtle.down()
            turtle.back()
            turtle.back()
            turtle.back()
            turtle.turnRight()
            turtle.forward()
            os.sleep(90)
        end
    end
end
function Harvest()
    while turtle.detect()==false do
        while turtle.detectDown()==true do
            turtle.digDown()
            turtle.down()
            turtle.digDown()
            turtle.up()
        end
        turtle.forward()
    end
end

function Lefty()
    turtle.turnLeft()
    turtle.forward()
    turtle.turnLeft()
    turtle.forward()
end

function Righty()
    turtle.turnRight()
    turtle.forward()
    turtle.turnRight()
    turtle.forward()
end

function Empty()
    turtle.select(2)
    turtle.drop()
    turtle.select(3)
    turtle.drop()
    turtle.select(4)
    turtle.drop()
    turtle.select(5)
    turtle.drop()
    turtle.select(6)
    turtle.drop()
    turtle.select(7)
    turtle.drop()
    turtle.select(8)
    turtle.drop()
    turtle.select(9)
    turtle.drop()
    turtle.select(10)
    turtle.drop()
    turtle.select(11)
    turtle.drop()
    turtle.select(12)
    turtle.drop()
    turtle.select(13)
    turtle.drop()
    turtle.select(14)
    turtle.drop()
    turtle.select(15)
    turtle.drop()
    turtle.select(16)
    turtle.drop()
    turtle.select(1)
end

while true do
    term.clear()
    term.setCursorPos(0,0)
    print("Space Check")
    if turtle.getItemCount(16)>1 then
        print("No Space Going back to Sleep")
        Empty()
        os.sleep(240)
    else
        print("Space in Chest")
        turtle.back()
        turtle.turnLeft()
        turtle.forward()
        turtle.forward()
        turtle.forward()
        turtle.up()
        turtle.forward()
        turtle.forward()
        print("Measuring Cactus")
        if turtle.detectDown()==true then
            os.sleep(3)
            print("Cactus Mature Harvesting")
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            Righty()
            Harvest()
            Lefty()
            Harvest()
            turtle.down()
            turtle.forward()
            turtle.turnLeft()
            while turtle.detect()==false do
                turtle.forward()
            end
            turtle.turnRight()
            turtle.forward()
            turtle.forward()
            turtle.turnLeft()
            turtle.forward()
            Empty()
        else
            print("Cactus Still Immature")
            turtle.back()
            turtle.back()
            turtle.down()
            turtle.back()
            turtle.back()
            turtle.back()
            turtle.turnRight()
            turtle.forward()
            os.sleep(90)
        end
    end
end