local Players = game:GetService("Players")
local UIS = game:GetService("UserInputService")
local RunService = game:GetService("RunService")

local plr = Players.LocalPlayer
local char = plr.Character or plr.CharacterAdded:Wait()
local hum = char:WaitForChild("Humanoid")
local hrp = char:WaitForChild("HumanoidRootPart")

-- ===== AUTO =====
local car = Instance.new("Model", workspace)
car.Name = "TestCar"

local body = Instance.new("Part", car)
body.Name = "Body"
body.Size = Vector3.new(6,2,10)
body.Color = Color3.fromRGB(30,30,30)
body.Anchored = false
body.CanCollide = true
car.PrimaryPart = body

local seat = Instance.new("Part", car)
seat.Name = "Seat"
seat.Size = Vector3.new(2,1,2)
seat.Transparency = 0.3
seat.Anchored = false

local weldSeat = Instance.new("WeldConstraint", seat)
weldSeat.Part0 = body
weldSeat.Part1 = seat

-- ===== ŚCIANY =====
local function Wall(size, offset)
	local p = Instance.new("Part", car)
	p.Size = size
	p.Transparency = 1
	p.CanCollide = true
	p.Massless = true
	p.Anchored = false
	p.CFrame = body.CFrame * CFrame.new(offset)

	local w = Instance.new("WeldConstraint", p)
	w.Part0 = body
	w.Part1 = p
end

Wall(Vector3.new(1,4,8), Vector3.new(-3.5,2,0))
Wall(Vector3.new(1,4,8), Vector3.new(3.5,2,0))
Wall(Vector3.new(6,4,1), Vector3.new(0,2,5))
Wall(Vector3.new(6,3,1), Vector3.new(0,1,-5))

-- ===== SPAWN =====
task.wait(0.5)
car:MoveTo(hrp.Position + Vector3.new(0,3,-18))
seat.CFrame = body.CFrame * CFrame.new(0,1,0)

pcall(function()
	body:SetNetworkOwner(plr)
end)

-- ===== JAZDA =====
local sitting = false
local forward, steer = 0, 0
local speed = 90
local sitWeld = nil

-- ===== GUI =====
local gui = Instance.new("ScreenGui", plr.PlayerGui)
gui.ResetOnSpawn = false

local btn = Instance.new("TextButton", gui)
btn.Size = UDim2.new(0,220,0,55)
btn.Position = UDim2.new(0.5,-110,0.85,0)
btn.BackgroundColor3 = Color3.fromRGB(20,20,20)
btn.TextColor3 = Color3.new(1,1,1)
btn.TextScaled = true
btn.BorderSizePixel = 0
btn.Text = "🚗 WSIĄDŹ"

-- ===== SIADANIE (PRAWDZIWE) =====
local function sitInCar()
	if sitting then return end
	sitting = true

	hrp.CFrame = seat.CFrame * CFrame.new(0,1,0)

	hum.PlatformStand = true
	hum.AutoRotate = false
	hum:ChangeState(Enum.HumanoidStateType.Physics)

	sitWeld = Instance.new("WeldConstraint")
	sitWeld.Part0 = seat
	sitWeld.Part1 = hrp
	sitWeld.Parent = seat

	btn.Text = "⬇️ WYSIĄDŹ"
end

local function exitCar()
	if not sitting then return end
	sitting = false

	if sitWeld then
		sitWeld:Destroy()
		sitWeld = nil
	end

	hum.PlatformStand = false
	hum.AutoRotate = true
	hum:ChangeState(Enum.HumanoidStateType.Jumping)

	btn.Text = "🚗 WSIĄDŹ"
end

btn.MouseButton1Click:Connect(function()
	if sitting then exitCar() else sitInCar() end
end)

-- ===== STEROWANIE =====
UIS.InputBegan:Connect(function(i,gp)
	if gp then return end
	if i.KeyCode == Enum.KeyCode.W then forward = 1 end
	if i.KeyCode == Enum.KeyCode.S then forward = -1 end
	if i.KeyCode == Enum.KeyCode.A then steer = 1 end
	if i.KeyCode == Enum.KeyCode.D then steer = -1 end
end)

UIS.InputEnded:Connect(function(i)
	if i.KeyCode == Enum.KeyCode.W or i.KeyCode == Enum.KeyCode.S then forward = 0 end
	if i.KeyCode == Enum.KeyCode.A or i.KeyCode == Enum.KeyCode.D then steer = 0 end
end)

-- ===== RUCH (STABILNY) =====
RunService.RenderStepped:Connect(function()
	if sitting then
		body.AssemblyLinearVelocity =
			body.CFrame.LookVector * forward * speed
		body.AssemblyAngularVelocity =
			Vector3.new(0, steer * 2, 0)
	else
		body.AssemblyLinearVelocity = Vector3.zero
		body.AssemblyAngularVelocity = Vector3.zero
	end
end)