-- CHECKPOINT TELEPORT UI AVANÇADA
-- Models: workspace.Checkpoints (1 até 70)
-- Toggle visual + input de início
-- Arrastável | Centralizado | Reset correto

if not game:IsLoaded() then game.Loaded:Wait() end

-- SERVICES
local Players = game:GetService("Players")
local UIS = game:GetService("UserInputService")
local Player = Players.LocalPlayer

-- CHARACTER
local function getHRP()
	local char = Player.Character or Player.CharacterAdded:Wait()
	return char:WaitForChild("HumanoidRootPart")
end

local HRP = getHRP()
Player.CharacterAdded:Connect(function()
	HRP = getHRP()
end)

-- CHECKPOINTS
local Checkpoints = workspace:WaitForChild("Checkpoints")

-- STATE
local ATIVO = false
local TEMPO = 1.5
local START_INDEX = 1
local MAX = 70

-- ================= TELEPORT =================
local function TeleportLoop(startIndex)
	for i = startIndex, MAX do
		if not ATIVO then return end

		local model = Checkpoints:FindFirstChild(tostring(i))
		if model and model:IsA("Model") then
			local part = model:FindFirstChildWhichIsA("BasePart")
			if part then
				HRP.CFrame = part.CFrame + Vector3.new(0, 3, 0)
			end
		end

		task.wait(TEMPO)
	end

	-- Chegou no 70 → para tudo
	ATIVO = false
end

-- ================= UI =================
local gui = Instance.new("ScreenGui")
gui.Name = "CheckpointTeleportUI"
gui.ResetOnSpawn = false
gui.Parent = Player:WaitForChild("PlayerGui")

local frame = Instance.new("Frame", gui)
frame.Size = UDim2.new(0, 260, 0, 160)
frame.Position = UDim2.new(0.5, -130, 0.5, -80)
frame.BackgroundColor3 = Color3.fromRGB(20, 20, 20)
frame.BorderSizePixel = 0
frame.Active = true

local corner = Instance.new("UICorner", frame)
corner.CornerRadius = UDim.new(0, 14)

-- TITLE (DRAG AREA)
local title = Instance.new("TextLabel", frame)
title.Size = UDim2.new(1, 0, 0, 35)
title.BackgroundColor3 = Color3.fromRGB(30, 30, 30)
title.Text = "Checkpoint Teleport"
title.TextColor3 = Color3.new(1,1,1)
title.TextScaled = true
title.BorderSizePixel = 0

local titleCorner = Instance.new("UICorner", title)
titleCorner.CornerRadius = UDim.new(0, 14)

-- TOGGLE
local toggleBtn = Instance.new("TextButton", frame)
toggleBtn.Size = UDim2.new(1, -30, 0, 40)
toggleBtn.Position = UDim2.new(0, 15, 0, 50)
toggleBtn.BackgroundColor3 = Color3.fromRGB(120, 0, 0)
toggleBtn.Text = "DESLIGADO"
toggleBtn.TextColor3 = Color3.new(1,1,1)
toggleBtn.TextScaled = true
toggleBtn.BorderSizePixel = 0

local btnCorner = Instance.new("UICorner", toggleBtn)
btnCorner.CornerRadius = UDim.new(0, 12)

-- INPUT
local input = Instance.new("TextBox", frame)
input.Size = UDim2.new(1, -30, 0, 35)
input.Position = UDim2.new(0, 15, 0, 100)
input.BackgroundColor3 = Color3.fromRGB(35, 35, 35)
input.PlaceholderText = "Checkpoint inicial (1 - 70)"
input.Text = ""
input.TextColor3 = Color3.new(1,1,1)
input.TextScaled = true
input.BorderSizePixel = 0
input.ClearTextOnFocus = false

local inputCorner = Instance.new("UICorner", input)
inputCorner.CornerRadius = UDim.new(0, 10)

-- ================= DRAG =================
local dragging, dragStart, startPos

title.InputBegan:Connect(function(inputObj)
	if inputObj.UserInputType == Enum.UserInputType.MouseButton1 then
		dragging = true
		dragStart = inputObj.Position
		startPos = frame.Position
	end
end)

title.InputEnded:Connect(function(inputObj)
	if inputObj.UserInputType == Enum.UserInputType.MouseButton1 then
		dragging = false
	end
end)

UIS.InputChanged:Connect(function(inputObj)
	if dragging and inputObj.UserInputType == Enum.UserInputType.MouseMovement then
		local delta = inputObj.Position - dragStart
		frame.Position = UDim2.new(
			startPos.X.Scale,
			startPos.X.Offset + delta.X,
			startPos.Y.Scale,
			startPos.Y.Offset + delta.Y
		)
	end
end)

-- ================= TOGGLE LOGIC =================
toggleBtn.MouseButton1Click:Connect(function()
	if ATIVO then
		-- DESLIGAR
		ATIVO = false
		toggleBtn.Text = "DESLIGADO"
		toggleBtn.BackgroundColor3 = Color3.fromRGB(120, 0, 0)
	else
		-- LIGAR
		local num = tonumber(input.Text)
		if num and num >= 1 and num <= MAX then
			START_INDEX = math.floor(num)
		else
			START_INDEX = 1
		end

		ATIVO = true
		toggleBtn.Text = "LIGADO"
		toggleBtn.BackgroundColor3 = Color3.fromRGB(0, 140, 0)

		task.spawn(function()
			TeleportLoop(START_INDEX)

			-- Reset visual após terminar no 70
			toggleBtn.Text = "DESLIGADO"
			toggleBtn.BackgroundColor3 = Color3.fromRGB(120, 0, 0)
		end)
	end
end)