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

local player = Players.LocalPlayer
local camera = Workspace.CurrentCamera

local aimEnabled = false
local aimRadius = 200

-- GUI ANA
local screenGui = Instance.new("ScreenGui")
screenGui.Name = "AimUI"
screenGui.ResetOnSpawn = false
screenGui.Parent = player:WaitForChild("PlayerGui")

-- FOV Çemberi
local circle = Instance.new("Frame")
circle.Size = UDim2.new(0, aimRadius * 2, 0, aimRadius * 2)
circle.Position = UDim2.new(0.5, -aimRadius, 0.5, -aimRadius)
circle.BackgroundTransparency = 1
circle.Visible = false
circle.Parent = screenGui

local stroke = Instance.new("UIStroke")
stroke.Thickness = 2
stroke.Color = Color3.fromRGB(255, 0, 0)
stroke.Parent = circle

local corner = Instance.new("UICorner")
corner.CornerRadius = UDim.new(1, 0)
corner.Parent = circle

-- Mobil Buton
local aimButton = Instance.new("TextButton")
aimButton.Size = UDim2.new(0, 120, 0, 50)
aimButton.Position = UDim2.new(1, -140, 0, 10)
aimButton.Text = "AIM OFF"
aimButton.TextScaled = true
aimButton.BackgroundColor3 = Color3.fromRGB(255, 0, 0)
aimButton.TextColor3 = Color3.fromRGB(255,255,255)
aimButton.Parent = screenGui

local buttonCorner = Instance.new("UICorner")
buttonCorner.CornerRadius = UDim.new(0, 12)
buttonCorner.Parent = aimButton

-- Toggle Fonksiyon
local function toggleAim()
	aimEnabled = not aimEnabled
	circle.Visible = aimEnabled

	if aimEnabled then
		aimButton.Text = "AIM ON"
		aimButton.BackgroundColor3 = Color3.fromRGB(0, 170, 0)
		warn("AIM AÇIK")
	else
		aimButton.Text = "AIM OFF"
		aimButton.BackgroundColor3 = Color3.fromRGB(255, 0, 0)
		warn("AIM KAPALI")
	end
end

-- Buton Tıklama
aimButton.MouseButton1Click:Connect(toggleAim)

-- H Tuşu
UserInputService.InputBegan:Connect(function(input, processed)
	if processed then return end

	if input.KeyCode == Enum.KeyCode.H then
		toggleAim()
	end
end)

-- En yakın hedef
local function getClosestTarget()
	local closest = nil
	local shortest = aimRadius
	local center = Vector2.new(camera.ViewportSize.X / 2, camera.ViewportSize.Y / 2)

	-- Oyuncular
	for _, target in ipairs(Players:GetPlayers()) do
		if target ~= player and target.Character then
			local head = target.Character:FindFirstChild("Head")
			local humanoid = target.Character:FindFirstChild("Humanoid")

			if head and humanoid and humanoid.Health > 0 then
				local screenPos, visible = camera:WorldToViewportPoint(head.Position)

				if visible then
					local dist = (Vector2.new(screenPos.X, screenPos.Y) - center).Magnitude

					if dist < shortest then
						shortest = dist
						closest = head
					end
				end
			end
		end
	end

	-- Dummy
	local dummy = Workspace:FindFirstChild("Dummy")
	if dummy and dummy:FindFirstChild("Head") then
		local head = dummy.Head
		local screenPos, visible = camera:WorldToViewportPoint(head.Position)

		if visible then
			local dist = (Vector2.new(screenPos.X, screenPos.Y) - center).Magnitude

			if dist < shortest then
				shortest = dist
				closest = head
			end
		end
	end

	return closest
end

-- Aim Sistemi
RunService.RenderStepped:Connect(function()
	if not aimEnabled then return end

	local target = getClosestTarget()

	if target then
		local camPos = camera.CFrame.Position
		camera.CFrame = CFrame.lookAt(camPos, target.Position)
	end
end)