Restaurant Tablet Menu

os.pullEvent = os.pullEventRaw

local function GetOptions()
local file = fs.open("Items.txt","r")
local Data = textutils.unserialize(file.readAll())
file.close()
return Data
end

local function Menu()
local Options = GetOptions()
term.clear()
term.setCursorPos(1,1)
print("=====Menu=====")
local Orders = {}
for i = 1, #Options do
  Orders[i] = 0
end
Options[#Options + 1] = "save"
local n = 1
while true do
  for i = 1, #Options do
    term.setCursorPos(1,i + 1)
    term.clearLine()
    if n == i and Options[i] == "save" then term.write(">> save") elseif Options[i] == "save" then term.write("save") elseif n == i then term.write(">> ["..Orders[i].."] "..Options[i]) else term.write("["..Orders[i].."] "..Options[i]) end
  end
  local a, b = os.pullEvent("key")
  if b == keys.w and n > 1 then n = n - 1 end
  if b == keys.s and n < #Options then n = n + 1 end
  if b == keys.enter and Options[n] == "save" then break elseif b == keys.enter then Orders[n] = Orders[n] + 1 end
end
local Doc = fs.open("CustomerOrder.txt","w")
Doc.write(textutils.serialize(Orders))
Doc.close()
term.clear()
term.setCursorPos(1,1)
print("please please tablet in Drive")
repeat until 1 == 0
end

Menu()