server Time resource

-- Server
function dataSending()
    local serverTime = getRealTime()
    local serverHours = serverTime.hour
    triggerClientEvent("calculate:difference",source,serverHours)
end
addEventHandler("onPlayerJoin",getRootElement(),dataSending)

--Client

-- Declaring the variables
local devScreenW, devScreenH = 1280, 800 -- Developer Screen W/H
local ScreenW, ScreenH = guiGetScreenSize()
local newScale = dxGetFontHeight(ScreenW / 15000, "default")
local difference
local dimensions = {
  left = 1100 / devScreenW * ScreenW,
  top = 10 / devScreenH * ScreenH,
  right = 1270 / devScreenW * ScreenW,
  bottom = 26 / devScreenH * ScreenH,
  visible = true
}

-- Claculating the difference between local and serverTime
function calculateDifference(serverHour)
  local localTime = getRealTime()
  difference = serverHour - localTime.hour
end
addEvent("calculate:difference", true)
addEventHandler("calculate:difference", getRootElement(), calculateDifference)

-- Drawing the clock
function drawTime()
  local localTime = getRealTime()
  local time = string.format("%02d:%02d:%02d", localTime.hour + difference, localTime.minute, localTime.second)
  text = "Real Time : " .. time
  dxDrawText(
    text,
    dimensions["left"] + 1,
    dimensions["top"] + 1,
    dimensions["right"] + 1,
    dimensions["bottom"] + 1,
    tocolor(0, 0, 0, 255),
    newScale,
    "default",
    "center",
    "center",
    false,
    true,
    true,
    false,
    false
  )
  dxDrawText(
    text,
    dimensions["left"],
    dimensions["top"],
    dimensions["right"],
    dimensions["bottom"],
    tocolor(255, 255, 255, 255),
    newScale,
    "default",
    "center",
    "center",
    false,
    true,
    true,
    false,
    false
  )
end
addEventHandler("onClientRender", getRootElement(), drawTime)

-- Adding /clock command to remove and readd the clock
function hideOrShow()
  if (dimensions["visible"] == true) then
    removeEventHandler("onClientRender", getRootElement(), drawTime)
    dimensions["visible"] = false
  elseif (dimensions["visible"] == false) then
    addEventHandler("onClientRender", getRootElement(), drawTime)
    dimensions["visible"] = true
  end
end
addCommandHandler("clock", hideOrShow)