Todocreate

local mon = peripheral.wrap("right")
local monx, mony = mon.getSize()

local function betread(scrsize, fntsize)
  local input = ''
  local x,y = term.getCursorPos()

  term.setCursorBlink(true)

  repeat
    term.setCursorPos(x,y)
    term.write(input)

    local ev, p1 = os.pullEvent()

    if ev == 'char' then
      if #input < (scrsize/fntsize) then
        input = input .. p1
      end
    elseif ev == 'key' then
      if p1 == keys.backspace then
        input = input:sub(1, #input - 1)
      end
    end
  until ev == 'key' and p1 == keys.enter

  term.setCursorBlink(false)
  term.clearLine()
  return input
end

bullets = {}
if fs.exists("signs") then
file = fs.open("signs", "r")
bullets = textutils.unserialize(file.readAll())
file.close()
else
local file = fs.open("signs", "w")
file.write(textutils.serialize(bullets))
file.close()
end

print("Please enter font size, 1 or 2 is best.")
fontsize = read()
print("Please enter title.")
title = read()
bullets[title] = {}
bullets[title]["message"] = {}
print("Please enter message line.")
count = 1
local readmes = betread(monx, fontsize)
table.insert(bullets[title]["message"], readmes)
done = read()

bullets[title]["fontsize"] = fontsize
local file = fs.open("signs", "w")
file.write(textutils.serialize(bullets))
file.close()
shell.run("hub")