local Players = game:GetService("Players")
local Workspace = game:GetService("Workspace")
local StarterGui = game:GetService("StarterGui")
local CollectionService = game:GetService("CollectionService")

local player = Players.LocalPlayer
local mouse = player:GetMouse()

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

local TAG = "NeonReveal"
local isRevealed = true
local currentHighlight = nil

local function processInvisiblePart(part)
	if not part:IsA("BasePart") then return end
	if CollectionService:HasTag(part, TAG) then return end
	if part.Transparency ~= 1 then return end

	part:SetAttribute("OriginalMaterial", part.Material.Name)
	CollectionService:AddTag(part, TAG)
	
	if isRevealed then
		part.Transparency = 0.8
		part.Material = Enum.Material.Neon
	else
		part.Transparency = 1
		part.Material = Enum.Material[part:GetAttribute("OriginalMaterial")]
	end
end

task.wait(2)
for _, obj in ipairs(Workspace:GetDescendants()) do
	processInvisiblePart(obj)
end

Workspace.DescendantAdded:Connect(function(obj)
	if obj:IsA("BasePart") then
		task.wait(0.1)
		processInvisiblePart(obj)
	end
end)

local function setVisibility(revealed)
	isRevealed = revealed
	for _, part in ipairs(CollectionService:GetTagged(TAG)) do
		if part and part.Parent then
			if revealed then
				part.Transparency = 0.8
				part.Material = Enum.Material.Neon
			else
				part.Transparency = 1
				local original = part:GetAttribute("OriginalMaterial")
				part.Material = original and Enum.Material[original] or Enum.Material.SmoothPlastic
			end
		end
	end
end

local function createDeleteTool()
	local tool = Instance.new("Tool")
	tool.Name = "Delete Tool"
	tool.RequiresHandle = false
	tool.CanBeDropped = false
	tool.Parent = player:FindFirstChild("Backpack") or player:WaitForChild("Backpack")

	tool.Equipped:Connect(function()
		local conn = mouse.Move:Connect(function()
			local target = mouse.Target
			if currentHighlight then
				currentHighlight:Destroy()
			end
			if target and CollectionService:HasTag(target, TAG) then
				currentHighlight = Instance.new("Highlight")
				currentHighlight.Adornee = target
				currentHighlight.FillColor = Color3.new(1, 1, 0)
				currentHighlight.FillTransparency = 0.7
				currentHighlight.OutlineColor = Color3.new(1, 1, 1)
				currentHighlight.Parent = target
			end
		end)

		tool.Unequipped:Connect(function()
			conn:Disconnect()
			if currentHighlight then
				currentHighlight:Destroy()
			end
		end)
	end)

	tool.Activated:Connect(function()
		local target = mouse.Target
		if not (target and CollectionService:HasTag(target, TAG)) then
			StarterGui:SetCore("SendNotification", {
				Title = "Invalid", 
				Text = "Only revealed parts can be deleted.", 
				Duration = 4
			})
			return
		end

		if currentHighlight then
			currentHighlight:Destroy()
		end

		local bindable = Instance.new("BindableFunction")
		bindable.OnInvoke = function(choice)
			if currentHighlight then
				currentHighlight:Destroy()
			end
			if choice == "Yes" then
				target:Destroy()
				StarterGui:SetCore("SendNotification", {
					Title = "Deleted", 
					Text = target.Name .. " removed", 
					Duration = 4
				})
			end
		end

		StarterGui:SetCore("SendNotification", {
			Title = target.Name,
			Text = "Delete this part?",
			Button1 = "Yes",
			Button2 = "Cancel",
			Duration = 15,
			Callback = bindable,
		})
	end)
end

createDeleteTool()
player.CharacterAdded:Connect(createDeleteTool)

local screenGui = Instance.new("ScreenGui")
screenGui.ResetOnSpawn = false
screenGui.Parent = player.PlayerGui

local button = Instance.new("TextButton")
button.Size = UDim2.new(0, 120, 0, 40)
button.Position = UDim2.new(0, 10, 0, 10)
button.BackgroundColor3 = Color3.fromRGB(0, 200, 0)
button.Text = "Revealed"
button.TextColor3 = Color3.new(1, 1, 1)
button.Font = Enum.Font.GothamBold
button.TextSize = 14
button.Parent = screenGui
Instance.new("UICorner", button).CornerRadius = UDim.new(0, 8)

button.MouseButton1Click:Connect(function()
	setVisibility(not isRevealed)
	if isRevealed then
		button.BackgroundColor3 = Color3.fromRGB(0, 200, 0)
		button.Text = "Revealed"
	else
		button.BackgroundColor3 = Color3.fromRGB(200, 0, 0)
		button.Text = "Hidden"
	end
end)

local dragging, dragStart, startPos
button.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then
		dragging = true
		dragStart = input.Position
		startPos = button.Position
		input.Changed:Connect(function()
			if input.UserInputState == Enum.UserInputState.End then
				dragging = false
			end
		end)
	end
end)

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

print("Neon revealer active - Toggle with button + Delete Tool")