lock on

local player = game.Players.LocalPlayer
local mouse = player:GetMouse()
local camera = game.Workspace.CurrentCamera
local lockOn = false
local targetPlayer = nil

-- UI Setup (Button Less Long)
local screenGui = Instance.new("ScreenGui")
screenGui.Parent = player:WaitForChild("PlayerGui")

local toggleButton = Instance.new("TextButton")
toggleButton.Size = UDim2.new(0, 100, 0, 30)  -- Less long, width reduced to 100
toggleButton.Position = UDim2.new(0, 20, 0, 20)  -- Left corner, a little padding
toggleButton.Text = "Lock On"
toggleButton.Parent = screenGui
toggleButton.BackgroundColor3 = Color3.fromHSV(0, 1, 1)

-- Making the UI movable
local dragging = false
local dragStart
local startPos

toggleButton.MouseButton1Down:Connect(function(input)
    dragging = true
    dragStart = input.Position
    startPos = toggleButton.Position
end)

toggleButton.MouseMoved:Connect(function(input)
    if dragging then
        local delta = input.Position - dragStart
        toggleButton.Position = UDim2.new(startPos.X.Scale, startPos.X.Offset + delta.X, startPos.Y.Scale, startPos.Y.Offset + delta.Y)
    end
end)

toggleButton.MouseButton1Up:Connect(function()
    dragging = false
end)

-- Rainbow Effect for UI (optional)
local function updateRainbowColor()
    local time = tick()
    toggleButton.BackgroundColor3 = Color3.fromHSV(time % 5 / 5, 1, 1)
end

game:GetService("RunService").RenderStepped:Connect(updateRainbowColor)

-- Toggle Lock-On Functionality (Button Click and "E" Key)
local function toggleLockOn()
    lockOn = not lockOn
    if lockOn then
        toggleButton.Text = "Lock Off"
        -- Find the nearest player to lock on to (based on looking direction)
        local closestDistance = math.huge
        for _, otherPlayer in pairs(game.Players:GetPlayers()) do
            if otherPlayer ~= player and otherPlayer.Character and otherPlayer.Character:FindFirstChild("HumanoidRootPart") then
                local direction = (otherPlayer.Character.HumanoidRootPart.Position - camera.CFrame.Position).unit
                local dotProduct = direction:Dot(camera.CFrame.LookVector) -- Check if the player is in front of you

                -- Lock only on players you are looking at
                if dotProduct > 0.5 then
                    local distance = (player.Character.HumanoidRootPart.Position - otherPlayer.Character.HumanoidRootPart.Position).magnitude
                    if distance < closestDistance then
                        closestDistance = distance
                        targetPlayer = otherPlayer
                    end
                end
            end
        end
    else
        toggleButton.Text = "Lock On"
        targetPlayer = nil
    end
end


game:GetService("UserInputService").InputBegan:Connect(function(input, gameProcessed)
    if gameProcessed then return end  -- Ignore if the input is already processed (like in chat)

    -- Handle E key press
    if input.KeyCode == Enum.KeyCode.E then
        toggleLockOn()
    end
end)


toggleButton.MouseButton1Click:Connect(function()
    toggleLockOn()
end)


game:GetService("RunService").Heartbeat:Connect(function()
    if lockOn and targetPlayer then

        local targetPos = targetPlayer.Character.HumanoidRootPart.Position
        camera.CFrame = CFrame.new(camera.CFrame.Position, targetPos) -- Camera always looks at the target
    elseif not lockOn then

        camera.CameraSubject = player.Character.Humanoid
    end
end)


player.CharacterAdded:Connect(function()
    -- Reset lock-on when player respawns
    lockOn = false
    targetPlayer = nil
    toggleButton.Text = "Lock On"
end)