-- By Tobast

os.pullEvent = os.pullEventRaw

-- SETTINGS
PASSWORD = "CHANGE ME"
MAINTENANCE_PASS = "MAINTENANCE"
SIDE = "bottom"
DELAY = 5
-- END SETTINGS

function clear()
    term.clear()
    term.setCursorPos(1,1)
end
function newline()
    x,y = term.getCursorPos()
    term.setCursorPos(1,y+1)
end

badPasswdCount = 0

while true do
    clear()
    write("Please type in the access code.")
    newline()
    passwd = read("*")

    if passwd == PASSWORD then
        clear()
        if badPasswdCount > 0 then
            write(tostring(badPasswdCount).." wrong tries!")
            badPasswdCount=0
            newline()
            newline()
        end
        write("Access granted!")
        redstone.setOutput(SIDE, true)
        sleep(DELAY)
        redstone.setOutput(SIDE, false)

    elseif passwd == MAINTENANCE_PASS then
        clear()
        write("Don't forget to reboot when you're done!")
        newline()
        break
    else
        clear()
        write("Access denied.")
        badPasswdCount = badPasswdCount + 1
        sleep(1)
    end
end