--os.pullEvent = os.pullEventRaw
local monitor = peripheral.find("monitor")
function lock()
  if user = nil and pass = nil then
    textutils.slowPrint("Hello, what would you like your username to be?")
    user = read()
    textutils.slowPrint("Hello ", user, ". What would you like your password to be?")
    pass = read()
    textutils.slowPrint("Okay, setup finished, rebooting in 2 seconds")
    sleep(2)
    os.reboot
  end
  if peripheral.find("monitor") then
    monitor.setTextScale(3)
    monitor.setBackgroundColor(colors.red)
    monitor.clear()
    monitor.setCursorPos(2,5)
    monitor.write("Currently Locked")
  end
  term.clear()
  term.setCursorPos(1,1)
  term.setTextColor(colors.yellow)
  textutils.slowPrint("MC Crafters Security System")
  term.setTextColor(colors.white)
  sleep(1)
  textutils.slowWrite("Username: ")
  user = term.setTextColor(colors.yellow)
  user = read()
  term.setTextColor(colors.white)
  textutils.slowWrite("Password: ")
  pass = term.setTextColor(colors.yellow)
  pass = read("*")
  if user == "Admin" and pass == "password" then
    if peripheral.find("monitor") then
      monitor.setTextScale(3)
      monitor.setBackgroundColor(colors.green)
      monitor.clear()
      monitor.setCursorPos(2,5)
      monitor.write("Currently Unlocked")
    end
    term.setTextColor(colors.green)
    term.setCursorPos(1,4)
    term.slowPrint("Valid Login Credentials. Welcome to the System.")
    sleep(2)
    term.clear()
    term.setCursorPos(1,1)
    term.setTextColor(colors.yellow)
    print(os.version())
    term.setCursorPos(1,2)
  else
    term.setCursorPos(1,4)
    term.setTextColor(colors.red)
    textutils.slowPrint("Invalid Login Credenials, Please Don't Try Again.")
    sleep(2)
    lock()
  end
end

if not fs.exists("startup") then
  local file = fs.open("startup", "w")
  file.write("shell.run(\"lock\")")
  file.close()
  os.reboot()
end

lock()