Datastore (Regular)

local DSS = game:GetService("DataStoreService")
local RS = game.ReplicatedStorage
local DS = DSS:GetDataStore("TestDS1")
local statsModule = require(script.DATA)

game.Players.PlayerAdded:connect(function(plr)
	local key = "user_" ..plr.UserId
	statsModule.DATA[plr] = {}
	local plrData = DS:GetAsync(key)
	if plrData == nil then
		statsModule.DATA[plr] = {
			Level = 1;
			XP = 0;
			Weapons = {"Aiz1"};
			Equipped = "Aiz1";
		}
		DS:SetAsync(key, statsModule.DATA[plr])
	else
		statsModule.DATA[plr] = DS:GetAsync(key)
	end

	local index = statsModule.DATA[plr]
	statsModule.DATA[plr] = setmetatable({}, {__index = index, __newindex = function(tbl, key, newValue)
    local existingValue = index[key]
    index[key] = newValue
    	if newValue ~= existingValue and existingValue ~= nil then
			if key == "XP" then
				--XP Gui Client Update Event
				if statsModule.DATA[plr].XP >= (statsModule.DATA[plr].Level * 100) then
					statsModule.DATA[plr].XP = (statsModule.DATA[plr].XP - statsModule.DATA[plr].Level * 100) -- Updating XP
					statsModule.DATA[plr].Level = statsModule.DATA[plr].Level + 1 -- Adding One Level
				end
			end
        end
	end})
end)

game.Players.PlayerRemoving:connect(function(plr)
	local key = "user_" ..plr.UserId
	statsModule.DATA[plr] = getmetatable(statsModule.DATA[plr]).__index
	DS:SetAsync(key, statsModule.DATA[plr])
end)

game:BindToClose(function()
	warn("Saving Data")
	wait(1)
	warn("Complete")
end)