Магазин ускорений через единый контроллер

-- Script: ServerScriptService/SpeedShopServer
local Players = game:GetService("Players")
local Controller = require(script.Parent:WaitForChild("StatsController"))
local prompt = workspace:WaitForChild("SpeedShop"):WaitForChild("ProximityPrompt")
local PRICE = 10
local DURATION = 20
local busy = {}
-- Не берём повторную плату, пока действует купленный бонус.
local paidUntil = {}
local paidCharacter = {}

prompt.Triggered:Connect(function(player)
    if busy[player] then return end
    busy[player] = true
    local character = player.Character
    local now = os.clock()
    if paidCharacter[player] == character and now < (paidUntil[player] or 0) then
        busy[player] = nil
        return
    end
    local humanoid = character and character:FindFirstChildOfClass("Humanoid")
    local root = character and character:FindFirstChild("HumanoidRootPart")
    local shop = prompt.Parent
    local stats = player:FindFirstChild("leaderstats")
    local coins = stats and stats:FindFirstChild("Coins")
    if not humanoid or humanoid.Health <= 0 or not root
        or not shop:IsA("BasePart") or (root.Position - shop.Position).Magnitude > 15
        or not coins or not coins:IsA("IntValue") or coins.Value < PRICE then
        busy[player] = nil
        return
    end
    if Controller.Apply(player, "ShopSpeed", {speed = 1.5}, DURATION) then
        coins.Value -= PRICE
        paidUntil[player] = now + DURATION
        paidCharacter[player] = character
        print(player.Name .. " купил ускорение за " .. PRICE .. " монет")
    end
    busy[player] = nil
end)
Players.PlayerRemoving:Connect(function(player)
    busy[player] = nil
    paidUntil[player] = nil
    paidCharacter[player] = nil
end)