Booga Booga gold detector/ fog removal

_G.toggle = true
local RunService = game:GetService("RunService")
if game.GameId == 511839821 then
    local folder = game.Workspace:FindFirstChild("GoldDetector")
    if folder then
        folder:ClearAllChildren()
    else
        folder = Instance.new("Folder", game.Workspace)
        folder.Name = "GoldDetector"
    end
    local beacon = Instance.new("Part", folder)
    beacon.Size = Vector3.new(3,1000,3)
    beacon.Anchored = true
    beacon.CanCollide = false
    beacon.BrickColor = BrickColor.new("Gold")
    beacon.Transparency = 0.5

    local part
    local dist = math.huge

    function check(obj)
        local player = game.Players.LocalPlayer
        local character = player.Character or player.CharacterAdded:Wait()
        local hrp = character:WaitForChild("HumanoidRootPart")
        local CPos = hrp.Position
        local testD = (obj.Position - CPos).magnitude
        if testD < dist then
            dist = testD
            part = obj
        end
    end

    local guiObject = script.Parent

    local degreesPerSecond = 180

    local function onRenderStep(deltaTime)
        local deltaRotation = deltaTime * degreesPerSecond
        guiObject.Rotation = guiObject.Rotation + deltaRotation
    end
    RunService.RenderStepped:Connect(function()
        if _G.toggle == true then
            game.Lighting.FogEnd = 100000000
            part = nil
            dist = math.huge
            for i, obj in pairs(game.Workspace:GetChildren()) do
                if obj.Name == "Ice Chunk" then
                    local fold = obj:FindFirstChild("Breakaway")
                    if fold then
                        local mod = fold:FindFirstChild("Gold Node")
                        if mod then
                            local chunk = mod:FindFirstChild("Gold Node")
                            if chunk then
                                check(chunk)
                            end
                        end
                    end
                elseif obj.Name == "Gold Node" then
                    local chunk = obj:FindFirstChild("Small Rock")
                    if chunk then
                        check(chunk)
                    end
                end
            end
            if part ~= nil then
                beacon.Position = part.Position

                local player = game.Players.LocalPlayer
                local character = player.Character or player.CharacterAdded:Wait()
                local head = character:WaitForChild("Head")

                local ray = Ray.new(head.Position, (part.Position - head.Position).unit * 300)
                local partHit, partHitPos = workspace:FindPartOnRay(ray, player.Character, false, true)

                local beam = folder:FindFirstChild("Beam")
                if not beam then
                    beam = Instance.new("Part", folder)
                    beam.Name = "Beam"
                    beam.BrickColor = BrickColor.new("Bright red")
                    beam.FormFactor = "Custom"
                    beam.Material = "Neon"
                    beam.Anchored = true
                    beam.Locked = true
                    beam.CanCollide = false
                    beam.Transparency = 1
                end

                local distance = (head.Position - part.Position).magnitude
                beam.Size = Vector3.new(0.3, 0.3, distance)
                beam.CFrame = CFrame.new(head.Position, part.Position) * CFrame.new(0, 0, -distance / 2)

                local arrow = folder:FindFirstChild("Arrow")
                if not arrow then
                    arrow = Instance.new("Part", folder)
                end
                arrow.Name = "Arrow"
                arrow.Size = Vector3.new(1.5,1,4)
                arrow.Anchored = true
                arrow.Transparency = 0.6
                arrow.CanCollide = false
                arrow.Position = head.Position + Vector3.new(0,2,0)
                arrow.Orientation = beam.Orientation
                arrow.TopSurface = Enum.SurfaceType.Smooth
                arrow.BottomSurface = Enum.SurfaceType.Smooth
                arrow.FrontSurface = Enum.SurfaceType.Hinge
                arrow.BrickColor = BrickColor.new("Gold")
            end
        else
            folder:Destroy()
            repeat
                wait()
            until 1 == 2
        end
    end)
end