(new) - Highly Secure Door Lock

--FUNCTIONS
function clearScreen(x,y)
  term.clear()
  term.setCursorPos(x,y)
end

function printCenter(str, ypos, mode)
  local w,h = term.getSize()
  term.setCursorPos(w/2 - #str/2, ypos)
  if mode == "s" then
    textutils.slowPrint(str)
  elseif mode == "f" then
    print(str)
  end
end

i = 3
function ReadPass()
  if input == "25439w4hjd134673" then
    clearScreen(1,1)
    printCenter("CODE",7,s)
    printCenter("CORRECT",8,s)
    printCenter("Welcome - Jordan DG Chandanais",9,s)
    sleep(1)
    rs.setOutput("back", false)
    sleep(4)
    rs.setOutput("back", true)
  else
    printCenter("invalid password",9,f)
    MainGUI(2)
  end
end

function passGUI()
  term.setCursorPos(15,8)
  write("Password: ")
  input = read("*")
  ReadPass()
end

function MainGUI(x)
  if x == 1 then
    clearScreen(1,1)
    printCenter("Goverment",1,s)
    printCenter("Research and Development",2,s)
    printCenter("Facility - GHOST",3,s)
    sleep(2)
    passGUI()
  elseif x == 2 then
    i = i - 1
    clearScreen(1,1)
    printCenter("Goverment",1,f)
    printCenter("Reasearch and Development",2,f)
    printCenter("Facility - GHOST",3,f)
    printCenter(i.." attempts remaining",9,f)
    if i == 0 then
      os.reboot()
    else
      passGUI()
    end
  end
end

--CODE
rs.setOutput("back", true)
clearScreen(1,1)
MainGUI(1)