PowOS system SignIn FIXED (Minecraft OpenComputers)

local fs = require("filesystem")
local term = require("term")
local comp = require("component")
local pc = require("computer")
local event = require("event")
local text = require("text")
local gpu = comp.gpu

function Startup()
    gpu.setBackground(0xaaaaFF)
    gpu.setForeground(0x000000)
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    print("                                                                                ")
    S = 0
    DrawSignInWindow(S)
end
function DrawSignInWindow(Stage)
    -- draw Window
    term.setCursor(15,7)
    gpu.setBackground(0xbbbbbb)
    print("                                                ")
    gpu.setBackground(0x0000ff)
    term.setCursor(15,8)
    gpu.setBackground(0x0000FF)
    print("                                                ")
    term.setCursor(15,9)
    print("                                                ")
    term.setCursor(15,10)
    print("                                                ")
    term.setCursor(15,11)
    gpu.setBackground(0x0000ff)
    print("                                                ")
    term.setCursor(15,12)
    print("                                                ")
    term.setCursor(15,13)
    print("                                                ")
    term.setCursor(15,14)
    print("                                                ")
    term.setCursor(15,15)
    print("                                                ")
    term.setCursor(15,16)
    print("                                                ")
    term.setCursor(15,17)
    print("                                                ")
    gpu.setBackground(0x0000ff)
    if Stage == 0 then
        DrawPass()
    elseif Stage == 1 then
        Fail1()
    elseif Stage == 2 then
        Fail2()
    elseif Stage == 3 then
        Success1()
    end
end
function DrawPass()
    term.setCursor(15,9)
    gpu.setForeground(0xffffff)
    print("Please enter your password")
    term.setCursor(15,10)
    print("Leave it blank for no password")
    term.setCursor(15,11)
    gpu.setForeground(0xFFAA00)
    print("RE-TIP: Remember to hit enter when you done")
    term.setCursor(15,12)
    gpu.setForeground(0xffffff)
    print("After 'enter' you will be logged in if correct")
    gpu.setForeground(0x000000)
    term.setCursor(15,14)
    gpu.setBackground(0xffffff)
    print("                                                ")
    Password()
end
function Password()
    term.setCursor(15,14)
    pass = text.trim(term.read(nil, false, nil, "*"))
    local CheckForUser = fs.list("/PowOS/user/")
    User = CheckForUser()
    checkForPass = io.open("/PowOS/user/"..User, "r")
    checkForPass = checkForPass:read("*all")
    if checkForPass ~= nil and pass == checkForPass then
        Stagey = 3
        DrawSignInWindow(Stagey)
    elseif checkForPass == nil and pass == "" then
        Stagey = 3
        DrawSignInWindow(Stagey)
    else
        Stagey = 1
        DrawSignInWindow(Stagey)
    end
end
function Fail1()
    term.setCursor(15,9)
    gpu.setForeground(0xff0000)
    print("FAILED")
    term.setCursor(15,10)
    gpu.setForeground(0xffffff)
    print("Invalid password!")
    term.setCursor(15,11)
    gpu.setForeground(0xFFAA00)
    print("TIP: Lost your password? try reinstall the OS")
    term.setCursor(15,12)
    gpu.setForeground(0xffffff)
    term.setCursor(15,16)
    gpu.setBackground(0x0000AA)
    print("[RETRY]")
    term.setCursor(53,16)
    print("[SHUTDOWN]")
    Fail1_touch()
end
function Fail1_touch()
    local _,_,x,y = event.pull("touch")
    if x >= 53 and y == 16 and x <= 63 then
        term.setCursor(1,1)
        gpu.setBackground(0x000000)
        gpu.setForeground(0xffffff)
        term.clear()
        pc.shutdown(false)
    elseif x >= 15 and y == 16 and x <= 22 then
        Startup()
    else
        Fail1_touch()
    end
end
function Fail2()
    term.setCursor(15,9)
    gpu.setForeground(0xff0000)
    print("FAILED")
    term.setCursor(15,10)
    gpu.setForeground(0xffffff)
    print("Password isn't correct!")
    term.setCursor(15,11)
    gpu.setForeground(0xFFAA00)
    print("TIP: Lost your password? try reinstall the OS")
    term.setCursor(15,12)
    gpu.setForeground(0xffffff)
    term.setCursor(15,16)
    gpu.setBackground(0x0000AA)
    print("[RETRY]")
    term.setCursor(53,16)
    print("[SHUTDOWN]")
    print(checkforPass)
    Fail1_touch()
end
function Success1()
    term.setCursor(1,1)
    gpu.setBackground(0x000000)
    gpu.setForeground(0xffffff)
    term.clear()
    os.execute("/PowOS/system/Desktop.lua")
end
Startup()