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

local player = Players.LocalPlayer
local character = player.Character or player.CharacterAdded:Wait()
local humanoid = character:WaitForChild("Humanoid")
local rootPart = character:WaitForChild("HumanoidRootPart")

-- === CREATE GUI ===

local function createRoundedFrame(size, position, bgColor, parent)
    local frame = Instance.new("Frame")
    frame.Size = size
    frame.Position = position
    frame.BackgroundColor3 = bgColor
    frame.BorderSizePixel = 0
    frame.Parent = parent

    local corner = Instance.new("UICorner")
    corner.CornerRadius = UDim.new(0, 10)
    corner.Parent = frame

    return frame
end

local function createButton(text, parent)
    local btn = Instance.new("TextButton")
    btn.Size = UDim2.new(1, -40, 0, 45)
    btn.BackgroundColor3 = Color3.fromRGB(80, 255, 100)
    btn.TextColor3 = Color3.fromRGB(15, 15, 15)
    btn.Font = Enum.Font.GothamSemibold
    btn.TextSize = 22
    btn.Text = text
    btn.AutoButtonColor = false
    btn.Parent = parent

    local corner = Instance.new("UICorner")
    corner.CornerRadius = UDim.new(0, 8)
    corner.Parent = btn

    -- Hover effect
    btn.MouseEnter:Connect(function()
        btn.BackgroundColor3 = Color3.fromRGB(120, 255, 140)
    end)
    btn.MouseLeave:Connect(function()
        btn.BackgroundColor3 = Color3.fromRGB(80, 255, 100)
    end)

    return btn
end

local screenGui = Instance.new("ScreenGui")
screenGui.Name = "n00b_gui"
screenGui.Parent = player:WaitForChild("PlayerGui")

local mainFrame = createRoundedFrame(
    UDim2.new(0, 350, 0, 300),
    UDim2.new(0.5, -175, 0.5, -150),
    Color3.fromRGB(25, 25, 25), -- dark gray background
    screenGui
)
mainFrame.Active = true
mainFrame.Draggable = true

local titleLabel = Instance.new("TextLabel")
titleLabel.Size = UDim2.new(1, 0, 0, 40)
titleLabel.Position = UDim2.new(0, 0, 0, 0)
titleLabel.BackgroundColor3 = Color3.fromRGB(40, 40, 40)
titleLabel.BorderSizePixel = 0
titleLabel.Text = "n00b_gui"
titleLabel.TextColor3 = Color3.fromRGB(80, 255, 100) -- lime green text
titleLabel.Font = Enum.Font.GothamBold
titleLabel.TextSize = 28
titleLabel.Parent = mainFrame

local titleCorner = Instance.new("UICorner")
titleCorner.CornerRadius = UDim.new(0, 10)
titleCorner.Parent = titleLabel

-- SCROLLING FRAME
local scrollingFrame = Instance.new("ScrollingFrame")
scrollingFrame.Name = "ButtonsScroll"
scrollingFrame.Size = UDim2.new(1, 0, 1, -40)
scrollingFrame.Position = UDim2.new(0, 0, 0, 40)
scrollingFrame.CanvasSize = UDim2.new(0, 0, 0, 0) -- we will update dynamically
scrollingFrame.ScrollBarThickness = 8
scrollingFrame.BackgroundTransparency = 1
scrollingFrame.Parent = mainFrame

local uiListLayout = Instance.new("UIListLayout")
uiListLayout.Padding = UDim.new(0, 12)
uiListLayout.SortOrder = Enum.SortOrder.LayoutOrder
uiListLayout.Parent = scrollingFrame

local uiPadding = Instance.new("UIPadding")
uiPadding.PaddingLeft = UDim.new(0, 20)
uiPadding.PaddingRight = UDim.new(0, 20)
uiPadding.PaddingTop = UDim.new(0, 12)
uiPadding.PaddingBottom = UDim.new(0, 12)
uiPadding.Parent = scrollingFrame

-- === CREATE BUTTONS inside scrollingFrame ===
local flyButton = createButton("Enable Fly", scrollingFrame)
local skyboxButton = createButton("Enable Skybox", scrollingFrame)
local decalButton = createButton("Enable Decals", scrollingFrame)
local themeButton = createButton("Play Theme", scrollingFrame)

-- Update CanvasSize to fit all buttons
local function updateCanvasSize()
    scrollingFrame.CanvasSize = UDim2.new(0, 0, 0, uiListLayout.AbsoluteContentSize.Y + 24)
end
uiListLayout:GetPropertyChangedSignal("AbsoluteContentSize"):Connect(updateCanvasSize)
updateCanvasSize()

-- === FUNCTIONALITY VARIABLES ===

local flying = false
local flyingSpeed = 70
local moveVec = Vector3.new(0,0,0)
local bodyVelocity = nil

local sky = nil
local decalsActive = false
local themeSound = nil

-- Utility: get player headshot thumbnail URL
local function getHeadshot()
    local thumbType = Enum.ThumbnailType.HeadShot
    local thumbSize = Enum.ThumbnailSize.Size420x420
    local success, url = pcall(function()
        return Players:GetUserThumbnailAsync(player.UserId, thumbType, thumbSize)
    end)
    if success then
        return url
    else
        return nil
    end
end

-- === FLY FUNCTIONS ===

local function startFly()
    if flying then return end
    flying = true
    if bodyVelocity then bodyVelocity:Destroy() end
    bodyVelocity = Instance.new("BodyVelocity")
    bodyVelocity.MaxForce = Vector3.new(1e5,1e5,1e5)
    bodyVelocity.Velocity = Vector3.new(0,0,0)
    bodyVelocity.Parent = rootPart
    flyButton.Text = "Disable Fly"
end

local function stopFly()
    if not flying then return end
    flying = false
    if bodyVelocity then
        bodyVelocity:Destroy()
        bodyVelocity = nil
    end
    flyButton.Text = "Enable Fly"
end

flyButton.MouseButton1Click:Connect(function()
    if flying then
        stopFly()
    else
        startFly()
    end
end)

UserInputService.InputBegan:Connect(function(input, gameProcessed)
    if gameProcessed or not flying then return end
    if input.KeyCode == Enum.KeyCode.W then
        moveVec = moveVec + Vector3.new(0,0,-1)
    elseif input.KeyCode == Enum.KeyCode.S then
        moveVec = moveVec + Vector3.new(0,0,1)
    elseif input.KeyCode == Enum.KeyCode.A then
        moveVec = moveVec + Vector3.new(-1,0,0)
    elseif input.KeyCode == Enum.KeyCode.D then
        moveVec = moveVec + Vector3.new(1,0,0)
    elseif input.KeyCode == Enum.KeyCode.Space then
        moveVec = moveVec + Vector3.new(0,1,0)
    elseif input.KeyCode == Enum.KeyCode.LeftControl then
        moveVec = moveVec + Vector3.new(0,-1,0)
    end
end)

UserInputService.InputEnded:Connect(function(input, gameProcessed)
    if gameProcessed or not flying then return end
    if input.KeyCode == Enum.KeyCode.W then
        moveVec = moveVec - Vector3.new(0,0,-1)
    elseif input.KeyCode == Enum.KeyCode.S then
        moveVec = moveVec - Vector3.new(0,0,1)
    elseif input.KeyCode == Enum.KeyCode.A then
        moveVec = moveVec - Vector3.new(-1,0,0)
    elseif input.KeyCode == Enum.KeyCode.D then
        moveVec = moveVec - Vector3.new(1,0,0)
    elseif input.KeyCode == Enum.KeyCode.Space then
        moveVec = moveVec - Vector3.new(0,1,0)
    elseif input.KeyCode == Enum.KeyCode.LeftControl then
        moveVec = moveVec - Vector3.new(0,-1,0)
    end
end)

RunService.RenderStepped:Connect(function()
    if flying and bodyVelocity and rootPart then
        local cam = workspace.CurrentCamera
        local dir = (cam.CFrame:VectorToWorldSpace(moveVec))
        if moveVec.Magnitude > 0 then
            bodyVelocity.Velocity = dir.Unit * flyingSpeed
        else
            bodyVelocity.Velocity = Vector3.new(0,0,0)
        end
    end
end)

-- === SKYBOX FUNCTIONS ===

local function enableSkybox()
    if sky then return end
    local url = getHeadshot()
    if not url then return end

    sky = Instance.new("Sky")
    sky.SkyboxBk = url
    sky.SkyboxDn = url
    sky.SkyboxFt = url
    sky.SkyboxLf = url
    sky.SkyboxRt = url
    sky.SkyboxUp = url

    local oldSky = Lighting:FindFirstChildOfClass("Sky")
    if oldSky then oldSky:Destroy() end

    sky.Parent = Lighting
    skyboxButton.Text = "Disable Skybox"
end

local function disableSkybox()
    if not sky then return end
    sky:Destroy()
    sky = nil
    skyboxButton.Text = "Enable Skybox"
end

skyboxButton.MouseButton1Click:Connect(function()
    if sky then
        disableSkybox()
    else
        enableSkybox()
    end
end)

-- === DECALS FUNCTIONS ===

local function spamDecals()
    if decalsActive then return end
    local url = getHeadshot()
    if not url then return end
    decalsActive = true
    decalButton.Text = "Disable Decals"

    for _, obj in pairs(workspace:GetDescendants()) do
        if obj:IsA("BasePart") and not obj:FindFirstChild("n00bDecal") then
            local decal = Instance.new("Decal")
            decal.Name = "n00bDecal"
            decal.Texture = url
            decal.Face = Enum.NormalId.Front
            decal.Parent = obj
        end
    end
end

local function removeDecals()
    if not decalsActive then return end
    decalsActive = false
    decalButton.Text = "Enable Decals"

    for _, obj in pairs(workspace:GetDescendants()) do
        local decal = obj:FindFirstChild("n00bDecal")
        if decal then decal:Destroy() end
    end
end

decalButton.MouseButton1Click:Connect(function()
    if decalsActive then
        removeDecals()
    else
        spamDecals()
    end
end)

-- === THEME FUNCTIONS ===

local function playTheme()
    if themeSound then return end
    themeSound = Instance.new("Sound")
    themeSound.SoundId = "rbxassetid://142376088"
    themeSound.Looped = true
    themeSound.Volume = 0.7
    themeSound.Parent = workspace
    themeSound:Play()
    themeButton.Text = "Stop Theme"
end

local function stopTheme()
    if not themeSound then return end
    themeSound:Stop()
    themeSound:Destroy()
    themeSound = nil
    themeButton.Text = "Play Theme"
end

themeButton.MouseButton1Click:Connect(function()
    if themeSound then
        stopTheme()
    else
        playTheme()
    end
end)