startup

mkwin("Login")
term.setCursorPos(5, 7)
write("Username: ")
local usr_ = read()
term.setCursorPos(5, 8)
write("Password: ")
local pas_ = read("*")

if fs.exists("px/usr/" .. usr_) and fs.exists("px/usr/" .. usr_ .. "/val/pass_" .. pas_) then
  fs.makeDir("px/usr/" .. usr_ .. "/val/islogin")
  term.setCursorPos(10, 15)
  term.setTextColor(colors.blue)
  print("Welcome back, " .. usr_ .. "!")
  sleep(3)
  loginplr = usr_
  loginpas = pas_
  if fs.exists("px/usr/" .. usr_ .. "/val/devmode") then
    devmode = true
  else
    devmode = false
  end
  shell.run("px/usr/" .. usr_ .. "/desktop")
  return loginplr, loginpas, devmode
else
  term.setCursorPos(10, 15)
  term.setTextColor(colors.red)
  print("Invalid username or password.")
  sleep(3)
  shell.run("px/sys/startup")
end