size, farms = ...

-- slot1,2=bucket; slot3=chest; slot4=seeds

function fwd()
  while not turtle.forward() do
  end
end

function up()
  while not turtle.up() do
   turtle.digUp()
  end
end

function down()
  while not turtle.down() do
   turtle.digDown()
  end
end

-- maakt, de water source, en de chest,
-- en eindigt links onderaan de farms
function init()
  turtle.digDown()
  turtle.select(1)
  turtle.placeDown()
  fwd()
  turtle.digDown()
  turtle.turnRight()
  fwd()
  turtle.digDown()
  turtle.select(2)
  turtle.placeDown()
  turtle.turnRight()
  fwd()
  turtle.digDown()
  turtle.back()
  turtle.turnLeft()
  fwd()
  turtle.turnRight()
  turtle.select(3)
  turtle.place()
  turtle.turnLeft()
  fwd()
  turtle.turnRight()
  turtle.place()
  turtle.turnRight()
  for i=1, 3 do
    fwd()
  end
  turtle.turnRight()
  fwd()
end

function makeFarms()

end

function checkCrops()

end

-- main function:
init()
makeFarms()
while true do
  checkCrops()
end