util

--os.loadAPI("encryption") Encryption will be added in a later version, see setup comments
--local password = "************" -- NOW OBSELETE
local temp = os.pullEvent
os.pullEvent = os.pullEventRaw
local filename = 'password'
local userfile = fs.open(filename, 'r')
local password = userfile.readLine()
--local encryptedPass = userfile.readLine()
--local decryptedPass = encryption.decrypt("decryptedPass",encryptedPass.."iqAzT5eG")
local cmdpass = "unlock"
local cmdstop = "shutdown"
local cmdhelp = "help"
local cmdedit = "edit"
local cmdabout = "about"

function redrawGUI()
  term.clear()
  term.setTextColour(colours.yellow)
  term.setCursorPos(1,1)
  term.write("CraftOS 1.7 [LOCKED]")
  term.setCursorPos(1,2)
  term.write("> ")
  getInputCommand()
end

function getInputCommand()
  local input = read()
  if input == cmdstop then
    os.shutdown()
  elseif input == cmdpass then
    local passcode = read("*")
    if passcode == password then
      term.clear()
      term.setCursorPos(1,1)
      shell.run("rom/programs/shell")
    else
      term.setTextColour(colours.red)
      term.setCursorPos(1,5)
      term.write("Incorrect Password.")
      sleep(1)
      term.clear()
      redrawGUI()
    end
  elseif input == cmdhelp then
    term.setCursorPos(1,4)
    term.setTextColour(colours.white)
    term.write("Command list (Page 1 of 1)")
    term.setCursorPos(1,5)
    term.setTextColour(colours.lime)
    term.write("shutdown - Shuts down the computer")
    term.setCursorPos(1,6)
    term.write("unlock - Unlocks the computer")
    term.setCursorPos(1,7)
    term.write("edit - You do not have access to this command")
    term.setCursorPos(1,8)
    term.write("help - Displays a list of commands")
    term.setCursorPos(1,9)
    term.write("about - About this utility")
    sleep(5)
    redrawGUI()
  elseif input == cmdedit then
    term.setCursorPos(1,4)
    term.setTextColour(colours.red)
    term.write("Usage: edit")
    sleep(2)
    redrawGUI()
  elseif input == cmdabout then
    term.setCursorPos(1,4)
    term.setTextColour(colours.white)
    term.write("Utility by ")
    term.setTextColour(colours.red)
    term.write("Y")
    sleep(0.05)
    term.setTextColour(colours.orange)
    term.write("ou")
    sleep(0.05)
    term.setTextColour(colours.yellow)
    term.write("r")
    sleep(0.05)
    term.setTextColour(colours.lime)
    term.write("MC")
    sleep(0.05)
    term.setTextColour(colours.lightBlue)
    term.write("Inf")
    sleep(0.1)
    term.setTextColour(colours.blue)
    term.write("orm")
    sleep(0.075)
    term.setTextColour(colours.purple)
    term.write("er")
    sleep(0.1)
    term.setTextColour(colours.white)
    term.write(".")
    sleep(1.5)
    redrawGUI()
  else
    term.setTextColour(colours.red)
    term.setCursorPos(1,3)
    term.write("Unknown command. Type 'help' for help")
    sleep(2)
    redrawGUI()
  end
end

redrawGUI()