Custom Login System Built Off ntnick

colored = true

if term.isColour() then
  print("Terminal is colored.")
  sleep(.1)
  colored = true
else
  error("Terminal not colored.")
end

password = {
  username = "Guest";
  password = "1234";
}

function SPixel(x,y,color)
  term.setCursorPos(x,y); term.setTextColour(color)
  term.setBackgroundColour(color); term.write("d")
  term.setTextColour(colours.white); term.setBackgroundColour(colours.black)
end

function SPixelText(x,y,color,textcol,b)
  term.setCursorPos(x,y); term.setTextColour(textcol)
  term.setBackgroundColour(color); term.write(b)
  term.setTextColour(colours.white); term.setBackgroundColour(colours.black)
end

term.clear()
term.setCursorPos(1,1)

function login_colored()
  term.clear()
  term.setCursorPos(1,1)
  for i=1, 51 do
    SPixel(i,1,colours.grey)
  end
  SPixelText(1,1,colours.grey,colours.white,"Login System Made By ntnick")
  term.setCursorPos(1,2)
  io.write("Username: ")
  local uName = read()
  io.write("Password: ")
  local pWord = read("*")
  if(uName == password.username and pWord == password.password) then
    term.clear()
    term.setCursorPos(1,1)
    return
  elseif(uName ~= password.username and pWord ~= password.password) then
    term.setCursorPos(1,19)
    SPixelText(1,19,colours.black,colours.red,"Wrong password. Redirecting...")
    sleep(2)
    login_colored()
  end
end

login_colored()