farm

while true do
function forward()
 if turtle.forward() then

 else
 local success, data = turtle.inspect()
 if data.name == "minecraft:reeds" then
  turtle.dig()
 end
  sleep(1)
  turtle.forward()
 end
end

function doLayer()
 function farm()
  for i=1,10 do
   if turtle.detectDown() then
    turtle.digDown()
   end
   forward()
  end
  turtle.back()
 end
 for i=1,5 do
  farm()
  turtle.turnLeft()
  forward()
  turtle.turnLeft()
  farm()
  turtle.turnRight()
  forward()
  turtle.turnRight()
 end
end
doLayer()
turtle.turnRight()
for i=1,10 do
 forward()
end
turtle.turnLeft()
turtle.turnLeft()
forward()
forward()
turtle.turnRight()
turtle.back()
turtle.back()
turtle.back()
for i=1,23 do
 turtle.down()
end
forward()
for i=1,16 do
 select(i)
 turtle.drop(i)
end
turtle.back()
for i=1,23 do
 turtle.up()
end
forward()
forward()
forward()
turtle.turnRight()
forward()
forward()
turtle.turnLeft()
end