planter

pos = 0
rednet.open("left")

function getFuel()
  if turtle.getFuelLevel() < 2000 then
    turtle.select(16)
    turtle.refuel()
  end
end

function checkStock()
  local sticks = turtle.getItemSpace(1)
  local meal = turtle.getItemSpace(2)
  local coal = turtle.getItemSpace(16)
  turtle.forward()
  turtle.turnLeft()
  turtle.forward()
  turtle.select(2)
  turtle.suck(meal)
  turtle.turnRight()
  turtle.forward()
  turtle.turnLeft()
  turtle.select(16)
  turtle.suck(coal)
  turtle.turnRight()
  turtle.forward()
  turtle.turnLeft()
  turtle.select(1)
  turtle.suck(sticks)
  turtle.back()
  turtle.turnRight()
  turtle.back()
  turtle.back()
  turtle.back()
end

function start() --two unidentified seeds need to be in slot 3
  turtle.forward()
  turtle.select(1)
  turtle.placeDown()
  turtle.turnRight()
  turtle.forward()
  turtle.select(3)
  turtle.dropDown(1)
  rednet.broadcast("activator1")
  sleep(1)
  turtle.turnLeft()
  turtle.forward()
  turtle.forward()
  turtle.dropDown(1)
  turtle.turnLeft()
  turtle.forward()
  turtle.select(1)
  turtle.placeDown()
  rednet.broadcast("activator3")
  sleep(1)
  turtle.turnRight()
  turtle.select(2)
  while turtle.placeDown() do end
  turtle.back()
  turtle.select(1)
  turtle.placeDown()
  turtle.back()
  turtle.select(2)
  while turtle.placeDown() do end
  rednet.broadcast("activator2")
  sleep(1)
  turtle.forward()
  turtle.select(2)
  while turtle.placeDown() do end
  turtle.digDown()
  turtle.back()
  turtle.back() --return to start, change to analyze
end

while true do
  id, msg = rednet.receive()
  if msg == "start" then
    getFuel()
    checkStock()
    start()
    rednet.broadcast("success")
  end
end