Show online users [OpenComputers]

--https://i.imgur.com/DODsH05.png
--https://pastebin.com/fgVyP3LK
--update 23.06.21

local users = {
  {"Creeper","Owner"},
  {"Zombi","Member"},
  {"Skeleton","Member"},
  {"Ghast","Member"},
  {"Blaze","Member"},
  {"Witch","Member"}
}

local x_resol = 35
local y_resol = 16

local component = require("component")
local computer = require("computer")
local event = require("event")
local gpu = component.gpu
local w,h = gpu.getViewport()

local function check()
  gpu.fill(1,1,x_resol,y_resol," ")
  local line = 1
  for ind = 1,#users do
    local name = users[ind][1]
    local rank = users[ind][2]
    gpu.setForeground(0xFFFFFF)
    gpu.set(1,line,"[")
    gpu.set(string.len(rank)+2,line,"] - "..name)
    if rank == "Owner" then
      gpu.setForeground(0xFF0000)
    elseif rank == "Member" then
      gpu.setForeground(0x0000FF)
    end
    gpu.set(2,line,rank)
    if computer.addUser(name) then
      computer.removeUser(name)
      gpu.setForeground(0x00FF00)
      gpu.set(x_resol-7,line,"online")
    else
      gpu.setForeground(0x999999)
      gpu.set(x_resol-7,line,"offline")
    end
    line = line + 1
  end
end

for ind = 1,#users do
  computer.removeUser(users[ind][1])
end
os.execute("cls")
gpu.setResolution(x_resol,y_resol)

while true do
  check()
  local e = ({event.pull(5,"key_down")})[4]
  if e == 29 or e == 157 then -- Ctrl Выход
    gpu.setResolution(w,h)
    gpu.setBackground(0x000000)
    gpu.setForeground(0xFFFFFF)
    os.execute("cls")
    os.exit()
  end
end