my.lua

local my = {}

function my.hello()
  print("hello")
end

local robot = require("robot")
local json = require("json")
local filesystem = require("filesystem")
local args = {...}

local saveFile = "navPos.txt"
local position = {1, 2, 1}

local this = {}

function this.load()
  local f = io.open(saveFile, "r")
  if f == nil then
    print("Save file not found")
    return
  end

  local encoded = f:read()
  local position = json.decode(encoded)
  f:close()

  print("Loaded position: "..encoded)
end

function this.save()
  local f = io.open(saveFile, "w")
  local encoded = json.encode(position)
  f:write(encoded)
  f:close()
  print("Saved position: "..encoded)
end

function my.forward(count)
  for i=0,count do
    robot.forward()
  end
end

return my