local UserInputService = game:GetService("UserInputService")
local StarterGui = game:GetService("StarterGui")
local Players = game:GetService("Players")

local player = Players.LocalPlayer

-- Configuration
local INTERVAL = 0.25 -- Delay between fires (increase if you experience lag, e.g. 0.5)
local toggled = false
local currentEvent = nil

-- Screen Notification Helper
local function notify(title, text, duration)
    pcall(function()
        StarterGui:SetCore("SendNotification", {
            Title = title,
            Text = text,
            Duration = duration or 2
        })
    end)
end

-- Cache Character & Event references to avoid performance drops
local function updateCharacter(char)
    currentEvent = nil
    if not char then return end
    
    local stamina = char:WaitForChild("Stamina", 5)
    if stamina then
        currentEvent = stamina:WaitForChild("StaminaEvent", 5)
    end
end

if player.Character then
    updateCharacter(player.Character)
end
player.CharacterAdded:Connect(updateCharacter)

-- Main Toggle Loop
local function startLoop()
    task.spawn(function()
        while toggled do
            if currentEvent then
                currentEvent:FireServer("StaminaHold", false)
            end
            task.wait(INTERVAL)
        end
    end)
end

-- Keybind Listener
UserInputService.InputBegan:Connect(function(input, gameProcessed)
    if gameProcessed then return end

    if input.KeyCode == Enum.KeyCode.N then
        toggled = not toggled

        if toggled then
            notify("Infinite Stamina", "Status: ENABLED", 2)
            startLoop()
        else
            notify("Infinite Stamina", "Status: DISABLED", 2)
        end
    end
end)