lock

oldPull = os.pullEvent
os.pullEvent = os.pullEventRaw

local database = {
  ["user1"] = "pass1",
  ["user2"] = "pass2",
}

while true do
  term.setBackgroundColor(colors.lightGray)
  term.clear()
  paintutils.drawFilledBox(3,3,50,18,colors.gray)
  paintutils.drawFilledBox(2,2,49,17,colors.white)
  paintutils.drawLine(3,3,48,3,colors.lightGray)
  paintutils.drawLine(3,5,48,5,colors.gray)
  term.setCursorPos(4,7)
  term.setBackgroundColor(colors.white)
  term.setTextColor(colors.black)
  write("Sign into your computer to access files")
  term.setCursorPos(4,9)
  write("and applications.")
  term.setCursorPos(4,16)
  term.setTextColor(colors.gray)
  write("QuantumTech PCLock v1")
  term.setCursorPos(4,14)
  term.setTextColor(colors.black)
  write("Status: ")
  term.setTextColor(colors.lightGray)
  write("Typing")
  term.setCursorPos(4,3)
  term.setBackgroundColor(colors.lightGray)
  term.setTextColor(colors.gray)
  local user = read()
  paintutils.drawLine(3,3,48,3,colors.gray)
  term.setCursorPos(4,3)
  term.setTextColor(colors.black)
  write(user)
  paintutils.drawLine(3,5,48,5,colors.lightGray)
  term.setCursorPos(4,5)
  term.setTextColor(colors.gray)
  local password = read("*")
  paintutils.drawLine(3,5,48,5,colors.gray)
  term.setCursorPos(4,5)
  term.setTextColor(colors.black)
  write(string.rep("*",#password))
  if database[user] == password then
    term.setCursorPos(4,14)
    term.setBackgroundColor(colors.white)
    term.setTextColor(colors.black)
    write("Status: ")
    term.setTextColor(colors.lime)
    write("Code Accepted")
    sleep(1)
    os.pullEvent = oldPull
    term.setBackgroundColor(colors.black)
    term.clear()
    term.setCursorPos(1,1)
    return
  else
    term.setBackgroundColor(colors.white)
    term.setCursorPos(4,14)
    term.setTextColor(colors.black)
    write("Status: ")
    term.setTextColor(colors.red)
    write("Code Denied")
    sleep(2)
  end
end