treeFarm 1.0

local t = turtle

local function forward(x)
    for i = 1, x do
        t.forward()
    end
end

local function rTurn(x)
    for i = 1, x do
        t.turnRight()
    end
end

local function lTurn(x)
    for i = 1, x do
        t.turnLeft()
    end
end

local function up(x)
    for i = 1, x do
        t.up()
    end
end

local function down(x)
    for i = 1, x do
        t.down()
    end
end

local function back(x)
    for i = 1, x do
        t.back()
    end
end

local fuelAmount = t.getFuelLevel()

local function fuelCheck()
    if fuelAmount < 5000 then
        back(3)
        rs.setOutput("left", true)
        os.sleep(5)
        rs.setOutput("left", false)
        t.select(3)
        t.refuelAll()
        forward(3)
        t.print("Gassed up and good to go!")
    else
        t.print("Still Rollin!")
    end
end

local itemCheck = t.getItemCount()

local function bonemealCheck()
    t.select(2)
    if itemCheck < 10 then
        back(3)
        rs.setOutput("back", true)
        os.sleep(15)
        rs.setOutput("back", false)
        forward(3)
    else
        t.print("Ready to Bone")
    end
end

local function saplingCheck()
    t.select(1)
    if itemCheck < 5 then
        back(3)
        rs.setOutput("right", true)
        os.sleep(5)
        rs.setOutput("right", false)
        forward(3)
    else
        t.print("It's time to Lay")
    end
end