local skipId = 106323481

local dataStoreService = game:GetService("DataStoreService")
local mps = game:GetService("MarketplaceService")

local stageDataStore = dataStoreService:GetDataStore("stageStore")

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

    local leaderstats = Instance.new("Folder")
    leaderstats.Parent = plr
    leaderstats.Name = "leaderstats"

    local stage = Instance.new("IntValue")
    stage.Parent = leaderstats
    stage.Name = "Stage"
    stage.Value = 0

    local data

    local success, errormessage = pcall(function()
        data = stageDataStore:GetAsync(plr.UserId.. "-Stage")
    end)

    if success then
        print(tostring(plr).. "'s data was successfully retrieved.")
        stage.Value = data

        if stage.Value == 0 then
            stage.Value = 0
            repeat wait() until plr:FindFirstChild("TempStage")
            plr.TempStage.Value = 0
            plr:LoadCharacter()
        end
    elseif errormessage then
        warn(tostring(plr).. "'s data had an issue loading.")
        warn(errormessage)
        stage.Value = 0
    end
end)

game.Players.PlayerRemoving:Connect(function(plr)
    print(tostring(plr).. " is leaving the game.")

    local success, errormessage = pcall(function()
        stageDataStore:SetAsync(plr.UserId.. "-Stage", plr.leaderstats.Stage.Value)
    end)

    if success then
        print(tostring(plr).. "'s data was successfully saved.")
    elseif errormessage then
        warn(tostring(plr).. "'s data had an issue saving.")
        warn(errormessage)
    end
end)

mps.ProcessReceipt = function(info)
    local plr = game.Players:GetPlayerByUserId(info.PlayerId)
    if info.ProductId == skipId then
        plr.leaderstats.Stage.Value += 1
        plr:LoadCharacter()
    end
    return Enum.ProductPurchaseDecision.PurchaseGranted
end