local Players = game:GetService("Players")
local player = Players.LocalPlayer
local Lighting = game:GetService("Lighting")

local function isF3XTool(t)
    if not t or not t:IsA("Tool") then return false end
    local n = t.Name:lower()
    return n:find("f3x") or n:find("build") or n:find("building")
end

local function hasF3X()
    for , v in pairs(player.Backpack:GetChildren()) do
        if isF3XTool(v) then return true end
    end
    if player.Character then
        for , v in pairs(player.Character:GetChildren()) do
            if isF3XTool(v) then return true end
        end
    end
    return false
end

local timeout = tick() + 5
while not hasF3X() and tick() < timeout do
    task.wait(0.2)
end

if not hasF3X() then
    player:Kick("No F3x detected")
    return
end

local gui = Instance.new("ScreenGui")
gui.Name = "f3x as4f3s gui"
gui.Parent = player:WaitForChild("PlayerGui")

local frame = Instance.new("Frame", gui)
frame.Size = UDim2.fromScale(0.3, 0.35)
frame.Position = UDim2.fromScale(0.35, 0.32)
frame.BackgroundColor3 = Color3.fromRGB(15,15,15)
frame.Active = true
frame.Draggable = true

local title = Instance.new("TextLabel", frame)
title.Size = UDim2.fromScale(1, 0.2)
title.Text = "AS4F3S GUI"
title.TextScaled = true
title.BackgroundTransparency = 1
title.TextColor3 = Color3.new(1,1,1)

local function spamPiso(id)
    for , v in pairs(workspace:GetDescendants()) do
        if v:IsA("BasePart") then
            local t = Instance.new("Texture")
            t.Texture = "rbxassetid://"..id
            t.Face = Enum.NormalId.Top
            t.StudsPerTileU = 4
            t.StudsPerTileV = 4
            t.Parent = v
        end
    end

    local sky = Instance.new("Sky", Lighting)
    for , f in pairs({"SkyboxBk","SkyboxDn","SkyboxFt","SkyboxLf","SkyboxRt","SkyboxUp"}) do
        sky[f] = "rbxassetid://"..id
    end
end

local function button(text, y, id)
    local b = Instance.new("TextButton", frame)
    b.Size = UDim2.fromScale(0.9, 0.25)
    b.Position = UDim2.fromScale(0.05, y)
    b.Text = text
    b.TextScaled = true
    b.MouseButton1Click:Connect(function()
        spamPiso(id)
    end)
end

button("Asafe Decal", 0.3, 110298677253811)
button("r00p Decal", 0.6, 128052753055282)