Treetap Turtle

turtle.select(1)
turtleProtect = 0
term.clear()
term.setCursorPos(1,1)

while turtle.getItemCount(1) == 0 do
    term.clear()
    term.setCursorPos(1,1)
    print("Waiting for marker in slot 1.")
    sleep(1)
    term.clear()
    term.setCursorPos(1,1)
    print("Waiting for marker in slot 1..")
    sleep(1)
    term.clear()
    term.setCursorPos(1,1)
    print("Waiting for marker in slot 1...")
    sleep(1)
end

term.clear()
term.setCursorPos(1,1)
print("Running")

while turtle.detect() == false do
    turtle.turnLeft()
    turtleProtect = turtleProtect + 1
    if turtleProtect >= 4 then
        turtle.turnRight()
        turtle.forward()
        turtleProtect = 0
    end
end

while turtle.detectDown()== false do
    turtle.down()
end

while true do
    while turtle.detectUp() == false do
        turtle.dig()
        turtle.up()
    end

    while turtle.detectDown() == false do
        turtle.dig()
        turtle.down()
    end

    turtle.turnLeft()
    turtle.forward()
    turtle.turnRight()
    turtle.forward()
    if turtle.compareDown() == true then
        if turtle.getItemCount(2) > 0 then
            turtle.turnLeft()
            turtle.select(2)
            turtle.drop()
            turtle.select(1)
            turtle.turnRight()
        end
    end
    turtle.turnRight()
end