OS

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

local user = ""

if fs.exists("user") then


passf = fs.open("pass", "r")
userf = fs.open("user", "r")

password = passf.readLine()
username = userf.readLine()

passf.close()
userf.close()

else
print("please choose a username")
username = read()
ispassok = false
while ispassok==false do
term.clear()
term.setCursorPos(1,1)
print("please choose a password")
password = read("*")
print("retype password")
if read("*")==password then
  ispassok = true
end
end
passf = fs.open("pass", "w")
userf = fs.open("user", "w")

passf.writeLine(password)
userf.writeLine(username)

passf.close()
userf.close()

end


term.setTextColor(colors.black)
term.setBackgroundColor(colors.black)
term.clear()
local image = paintutils.loadImage("menupic")
paintutils.drawImage(image, 13, 5)


intrue = true
while intrue do
  local event, button, x, y = os.pullEvent( "mouse_click" )
  if y==8 and x>13 and x<31 then
    paintutils.drawLine(14,8,30,8,colors.lightBlue)
    term.setBackgroundColor(colors.lightBlue)
    term.setCursorPos(14, 8)
    user = read()
  end
  if y==11 and x>13 and x<31 then
    paintutils.drawLine(14,11,30,11,colors.lightBlue)
    term.setBackgroundColor(colors.lightBlue)
    term.setCursorPos(14, 11)
    pass = read("*")
  end
  if y==13 and x>13+18 and x<31+18 then
    term.setCursorPos(14, 13)
    if user==username and pass==password then
      term.clear()
      intrue = false
    else
      term.setBackgroundColor(colors.blue)
      term.setTextColor(colors.red)
      term.write("incorrect")
      term.setTextColor(colors.black)
    end
  end
end