leaderstats [XP BAR]

-- Script by xmaanzach

local DataStore = game:GetService("DataStoreService")

local Nivel = 1
local Experiencia = 0
local XP_Necesaria = 20

Nivel = DataStore:GetDataStore("Niveles")
Experiencia = DataStore:GetDataStore("Experiencia")
XP_Necesaria = DataStore:GetDataStore("XPN")

--// Creando el leaderstats //--

game.Players.PlayerAdded:Connect(function(Player)

	local PlayerId = tostring(Player.UserId)
	local leaderstats = Player:FindFirstChild("leaderstats")

	if leaderstats == nil then
		leaderstats = Instance.new("Folder")
		leaderstats.Name = "leaderstats"
		leaderstats.Parent = Player
	end

	local Level = leaderstats:FindFirstChild("Nivel")

	if Level == nil then
		Level = Instance.new("IntValue")
		Level.Name = "Nivel"
	end

	local Exp = leaderstats:FindFirstChild("Experiencia")

	if Exp == nil then
		Exp = Instance.new("IntValue")
		Exp.Name = "Experiencia"
	end

	local Xpn = leaderstats:FindFirstChild("ExpNeeded")

	if Xpn == nil then
		Xpn = Instance.new("IntValue")
		Xpn.Name = "ExpNeeded"
	end

	Level.Value = Nivel:GetAsync(PlayerId) or 1
	Exp.Value = Experiencia:GetAsync(PlayerId) or 0
	Xpn.Value = XP_Necesaria:GetAsync(PlayerId) or 20

	Level.Parent = leaderstats
	Exp.Parent = leaderstats
	Xpn.Parent = leaderstats

	Exp.Changed:Connect(function()
		if Player.leaderstats.Experiencia.Value >= Player.leaderstats.ExpNeeded.Value then
			Level.Value = Level.Value + 1

			Xpn.Value = math.floor(Xpn.Value * 2)
			Exp.Value = 0

			Nivel:SetAsync(PlayerId, Level.Value)
			Experiencia:SetAsync(PlayerId, Exp.Value)
			XP_Necesaria:SetAsync(PlayerId, Xpn.Value)
		end
	end)
end)

--// Guardando los Datos cuando el jugador abandona el juego //--

game.Players.PlayerRemoving:Connect(function(Player)
	local PlayerId = tostring(Player.UserId)

	Nivel:SetAsync(PlayerId, Player.leaderstats.Nivel.Value)
	Experiencia:SetAsync(PlayerId, Player.leaderstats.Experiencia.Value)
	XP_Necesaria:SetAsync(PlayerId, Player.leaderstats.ExpNeeded.Value)
end)