Exercise 7 Bonus 3

local worldInfo = worldGlobals.worldInfo

local importantValue = 0

worldGlobals.CreateRPC("server", "reliable", "SetImportantVariable",
    function(newValue)
        importantVariable = newValue
    end
)

worldGlobals.CreateRPC("client", "reliable", "RequestImportantVariable",
    function()
        -- Checking and sending the server-sided RPC only in a Multiplayer game
        if not worldInfo:IsSinglePlayer() and worldInfo:NetIsHost() then
            worldGlobals.SetImportantVariable(importantVariable)
        end
    end
)

-- Each player requests the important variable upon joining
worldGlobals.RequestImportantVariable()

-- Only the host increases the important value, and he sends it to everyone
if worldInfo:NetIsHost() then
    while true do
        Wait(Delay(5))
        importantValue = importantValue + 1
        -- Checking and sending the server-sided RPC only in a Multiplayer game
        if not worldInfo:IsSinglePlayer() then
            worldGlobals.SetImportantVariable(importantVariable)
        end
    end
end