local dataStoreService = game:GetService("DataStoreService")
local playerData = dataStoreService:GetDataStore("playerData")

sessionData = {}

game.Players.PlayerAdded:Connect(function(player)
	local leaderStats = Instance.new("Folder")
	leaderStats.Name = "leaderStats"
	leaderStats.Parent = player

	local level = Instance.new("IntValue")
	level.Name = "level"
	level.Parent = leaderStats
	level.Value = 1

	local experience = Instance.new("IntValue")
	experience.Name = "experience"
	experience.Parent = leaderStats
	experience.Value = 0

	local experienceNeeded = Instance.new("IntValue")
	experienceNeeded.Name = "experienceNeeded"
	experienceNeeded.Parent = leaderStats
	experienceNeeded.Value = 5

	local currentSpeed = Instance.new("IntValue")
	currentSpeed.Name = "currentSpeed"
	currentSpeed.Parent = leaderStats
	currentSpeed.Value = 16

	local maxSpeed = Instance.new("IntValue")
	maxSpeed.Name = "maxSpeed"
	maxSpeed.Parent = leaderStats
	maxSpeed.Value = 54

	local currentAcceleration = Instance.new("IntValue")
	currentAcceleration.Name = "currentAcceleration"
	currentAcceleration.Parent = leaderStats
	currentAcceleration.Value = 0

	local maxAcceleration = Instance.new("IntValue")
	maxAcceleration.Name = "maxAcceleration"
	maxAcceleration.Parent = leaderStats
	maxAcceleration.Value = 11

	local playerUserId = "player_"..player.userId
	local data = playerData:GetAsync(playerUserId)

	if data then
		print("Successfully loaded "..player.Name.."'s data!")
		sessionData[playerUserId] = data

		level.Value = data.level
		experience.Value = data.experience
		experienceNeeded.Value = data.experienceNeeded
		maxSpeed.Value = data.maxSpeed
		maxAcceleration.Value = data.maxSpeed
	else
		print(player.name.." has no current data, creating new data!")
		sessionData[playerUserId] = {
			level = 1,
			experience = 0,
			experienceNeeded = 5,
			maxSpeed = 54,
			maxAcceleration = 11
		}
	end
end)

return sessionData