-- made by eazy

local ID           = "129703286296659"
local NAME_HINT    = "Christmas"
local PLACE_AT     = nil
local MAP_TIMEOUT  = 30

local GROUND_QUERYABLE   = true
local DEFAULT_WALK_THRU  = false
local PROMPT_TIMEOUT     = 120
local MIN_COLLIDE_SIZE   = 0
local SELF_TEST          = true

local CLICK_SUSPEND      = true
local SUSPEND_TIME       = 0.016

local RS = game:GetService("ReplicatedStorage")
local IS = game:GetService("InsertService")
local UIS = game:GetService("UserInputService")
local RunService = game:GetService("RunService")
local function log(...) print("[Decor]", ...) end
local function bad(...) warn("[Decor]", ...) end

local SAVE_FILE = "venice_decor_collision.txt"

local function isSnowCloud(part)
	return part:IsA("BasePart") and part.Name == "Snow cloud"
end

local function forceSnowCloud(part)
	part.CanCollide = false
	part.CanTouch = false
	part.CanQuery = false
end

local function loadSaved()
	if typeof(readfile) ~= "function" then return nil end
	local ok, data = pcall(readfile, SAVE_FILE)
	if not ok or not data then return nil end
	data = data:gsub("%s+", "")
	if data == "walk" then return true end
	if data == "solid" then return false end
	return nil
end

local function saveChoice(walk)
	if typeof(writefile) ~= "function" then return end
	pcall(writefile, SAVE_FILE, walk and "walk" or "solid")
end

local function promptWalkThrough(defaultWalk)
	if _G.__DecorCollisionChosen ~= nil then
		log("collision already answered this session:", _G.__DecorCollisionChosen and "walk-through" or "collidable")
		return _G.__DecorCollisionChosen
	end

	local player = game:GetService("Players").LocalPlayer
	local pg = player:FindFirstChild("PlayerGui") or player:WaitForChild("PlayerGui")

	local walk = defaultWalk
	local done = false

	local gui = Instance.new("ScreenGui")
	gui.Name = "DecorCollisionPrompt"
	gui.ResetOnSpawn = false
	gui.IgnoreGuiInset = true
	gui.DisplayOrder = 999
	gui.Parent = pg

	local frame = Instance.new("Frame")
	frame.AnchorPoint = Vector2.new(0.5, 0.5)
	frame.Position = UDim2.fromScale(0.5, 0.5)
	frame.Size = UDim2.fromOffset(340, 190)
	frame.BackgroundColor3 = Color3.fromRGB(24, 26, 30)
	frame.BorderSizePixel = 0
	frame.Parent = gui

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

	local stroke = Instance.new("UIStroke")
	stroke.Color = Color3.fromRGB(60, 66, 74)
	stroke.Parent = frame

	local title = Instance.new("TextLabel")
	title.Size = UDim2.new(1, -24, 0, 30)
	title.Position = UDim2.fromOffset(12, 12)
	title.BackgroundTransparency = 1
	title.Font = Enum.Font.GothamBold
	title.TextSize = 17
	title.TextXAlignment = Enum.TextXAlignment.Left
	title.TextColor3 = Color3.fromRGB(240, 242, 245)
	title.Text = "Christmas Decor"
	title.Parent = frame

	local note = Instance.new("TextLabel")
	note.Size = UDim2.new(1, -24, 0, 32)
	note.Position = UDim2.fromOffset(12, 42)
	note.BackgroundTransparency = 1
	note.Font = Enum.Font.Gotham
	note.TextSize = 13
	note.TextWrapped = true
	note.TextXAlignment = Enum.TextXAlignment.Left
	note.TextColor3 = Color3.fromRGB(160, 168, 178)
	note.Text = "Should the decor block your movement? The snow baseplate is solid either way. Close applies the choice."
	note.Parent = frame

	local function makeOption(text, pos)
		local b = Instance.new("TextButton")
		b.Position = pos
		b.Size = UDim2.new(0.5, -18, 0, 40)
		b.BackgroundColor3 = Color3.fromRGB(40, 44, 50)
		b.BorderSizePixel = 0
		b.AutoButtonColor = false
		b.Font = Enum.Font.GothamMedium
		b.TextSize = 14
		b.TextColor3 = Color3.fromRGB(190, 196, 204)
		b.Text = text
		b.Parent = frame

		local c = Instance.new("UICorner")
		c.CornerRadius = UDim.new(0, 6)
		c.Parent = b

		local s = Instance.new("UIStroke")
		s.Color = Color3.fromRGB(70, 76, 84)
		s.Parent = b

		return b, s
	end

	local btnSolid, strokeSolid = makeOption("Collidable", UDim2.fromOffset(12, 88))
	local btnWalk, strokeWalk = makeOption("Walk-through", UDim2.new(0.5, 6, 0, 88))

	local function refresh()
		local function style(btn, s, active)
			btn.BackgroundColor3 = active and Color3.fromRGB(58, 110, 200) or Color3.fromRGB(40, 44, 50)
			btn.TextColor3 = active and Color3.fromRGB(255, 255, 255) or Color3.fromRGB(190, 196, 204)
			s.Color = active and Color3.fromRGB(90, 150, 245) or Color3.fromRGB(70, 76, 84)
		end
		style(btnSolid, strokeSolid, not walk)
		style(btnWalk, strokeWalk, walk)
	end

	btnSolid.MouseButton1Click:Connect(function() walk = false refresh() end)
	btnWalk.MouseButton1Click:Connect(function() walk = true refresh() end)

	local close = Instance.new("TextButton")
	close.Position = UDim2.fromOffset(12, 138)
	close.Size = UDim2.new(1, -24, 0, 38)
	close.BackgroundColor3 = Color3.fromRGB(235, 238, 242)
	close.BorderSizePixel = 0
	close.AutoButtonColor = false
	close.Font = Enum.Font.GothamBold
	close.TextSize = 14
	close.TextColor3 = Color3.fromRGB(20, 22, 26)
	close.Text = "Close"
	close.Parent = frame

	local cc = Instance.new("UICorner")
	cc.CornerRadius = UDim.new(0, 6)
	cc.Parent = close

	close.MouseButton1Click:Connect(function() done = true end)

	refresh()

	local deadline = os.clock() + PROMPT_TIMEOUT
	while not done and os.clock() < deadline do task.wait(0.05) end

	_G.__DecorCollisionChosen = walk
	saveChoice(walk)
	gui:Destroy()

	log("collision set to", walk and "walk-through" or "collidable", done and "" or "(timed out)")
	return walk
end

local walkThrough = promptWalkThrough(loadSaved() or DEFAULT_WALK_THRU)

local map = workspace:FindFirstChild("Map")
if not map then
	local t = os.clock() + MAP_TIMEOUT
	while not map and os.clock() < t do map = workspace:FindFirstChild("Map") task.wait(0.25) end
end
if not map then bad("no Map — using workspace") map = workspace end

local decor = map:FindFirstChild("ChristmasDecor")

if decor then
	log("decor already under", map:GetFullName(), "— reusing")
else
	local function bestIn(container)
		local best, bestScore = nil, 0
		local function consider(inst)
			if not (inst:IsA("Model") or inst:IsA("Folder")) then return end
			local parts = 0
			for _, d in ipairs(inst:GetDescendants()) do
				if d:IsA("BasePart") then parts += 1 end
			end
			if parts == 0 then return end
			local score = parts
			if inst.Name:find(NAME_HINT) then score += 1000 end
			if inst.Name == "ChristmasDecor" then score += 5000 end
			if score > bestScore then best, bestScore = inst, score end
		end
		consider(container)
		for _, d in ipairs(container:GetDescendants()) do consider(d) end
		return best
	end

	local template, via

	local asset = RS:FindFirstChild("ChristmasDecorAsset_" .. ID)
	if asset then template, via = bestIn(asset), "ReplicatedStorage" end

	if not template then
		local ok, objs = pcall(function() return game:GetObjects("rbxassetid://" .. ID) end)
		if ok and objs then
			for _, o in ipairs(objs) do
				template = bestIn(o)
				if template then via = "GetObjects" break end
			end
		else
			bad("GetObjects:", objs)
		end
	end

	if not template then
		local ok, container = pcall(function() return IS:LoadAsset(tonumber(ID)) end)
		if ok and container then
			template = bestIn(container)
			via = template and "InsertService" or nil
		else
			bad("LoadAsset:", container)
		end
	end

	if not template then
		error("[Decor] no usable model — wrong ID, asset not public, or not published as a Model")
	end
	log("resolved via", via, "->", template:GetFullName(), template.ClassName)

	decor = template:Clone()
	decor.Name = "ChristmasDecor"
	decor.Parent = map

	if PLACE_AT then
		local ok = pcall(function() decor:PivotTo(PLACE_AT) end)
		if not ok then bad("decor is a", decor.ClassName, "— PivotTo unsupported, PLACE_AT ignored") end
	end

	local okPivot, pivot = pcall(function() return decor:GetPivot() end)
	log("placed under", map:GetFullName(), "pivot", okPivot and tostring(pivot) or "n/a")
end

task.wait(0.5)

local function green(part)
	if not part:IsA("BasePart") or part.Name ~= "Baseplate" then return false end
	if part.Size.X < 30 or part.Size.Z < 30 then return false end
	local c = part.Color
	return part.Material == Enum.Material.Grass or (c.G > c.R * 1.08 and c.G > c.B * 1.08)
end

local function oldGround(c)
	if green(c) then return true end
	for _, d in ipairs(c:GetDescendants()) do if green(d) then return true end end
	return false
end

for _, parent in ipairs({ map, workspace }) do
	local old = parent:FindFirstChild("Baseplate")
	if old and oldGround(old) then
		old:Destroy()
		log("removed old grass baseplate from", parent:GetFullName())
	end
end

local groundFolder
for _, d in ipairs(decor:GetDescendants()) do
	if d.Name == "Baseplate" and d:IsA("Folder") then groundFolder = d break end
end
if not groundFolder and decor.Name == "Baseplate" then groundFolder = decor end

local groundParts = {}
local isGround = {}

local function addGround(part)
	if part:IsA("BasePart") and not isGround[part] then
		isGround[part] = true
		table.insert(groundParts, part)
	end
end

if groundFolder then
	for _, d in ipairs(groundFolder:GetDescendants()) do addGround(d) end
	addGround(groundFolder)
	log("baseplate folder:", groundFolder:GetFullName(), "->", #groundParts, "parts")
else
	for _, d in ipairs(decor:GetDescendants()) do
		if d:IsA("BasePart") and d.Name == "Baseplate" then addGround(d) end
	end
	if #groundParts > 0 then
		bad("no Baseplate folder — fell back to", #groundParts, "loose part(s) named Baseplate")
	else
		bad("no Baseplate folder or part found — nothing will be solid under the decor")
	end
end

local touched, solid, clouds = 0, 0, 0
local solidParts = {}

for _, d in ipairs(decor:GetDescendants()) do
	if d:IsA("BasePart") and not isGround[d] then
		d.CanQuery = false
		d.CanTouch = false

		if isSnowCloud(d) then
			forceSnowCloud(d)
			clouds += 1
		elseif walkThrough then
			d.CanCollide = false
		else
			local big = MIN_COLLIDE_SIZE <= 0
				or (d.Size.X >= MIN_COLLIDE_SIZE and d.Size.Y >= MIN_COLLIDE_SIZE and d.Size.Z >= MIN_COLLIDE_SIZE)
			d.CanCollide = big
			if big then
				solid += 1
				table.insert(solidParts, d)
			end
		end

		touched += 1
	end
end

decor.DescendantAdded:Connect(function(d)
	if isSnowCloud(d) and not isGround[d] then
		forceSnowCloud(d)
	end
end)

for _, g in ipairs(groundParts) do
	g.CanCollide = true
	g.CanTouch = false
	g.CanQuery = GROUND_QUERYABLE
end

local suspended = false
local token = 0

local function restoreCollision()
	suspended = false
	for _, p in ipairs(solidParts) do
		if p.Parent and not isSnowCloud(p) then
			p.CanCollide = true
		end
	end
end

local function suspendCollision()
	if walkThrough or #solidParts == 0 then return end

	if not suspended then
		suspended = true
		for _, p in ipairs(solidParts) do
			if p.Parent then p.CanCollide = false end
		end
	end

	token += 1
	local mine = token
	task.delay(SUSPEND_TIME, function()
		if mine ~= token then return end
		if UIS:IsMouseButtonPressed(Enum.UserInputType.MouseButton1) then
			suspendCollision()
		else
			restoreCollision()
		end
	end)
end

if CLICK_SUSPEND and not walkThrough then
	UIS.InputBegan:Connect(function(input)
		if input.UserInputType == Enum.UserInputType.MouseButton1 then
			suspendCollision()
		end
	end)

	RunService.PreRender:Connect(function()
		if not suspended and UIS:IsMouseButtonPressed(Enum.UserInputType.MouseButton1) then
			suspendCollision()
		end
	end)

	_G.__DecorSuspend = suspendCollision
	log("click suspension armed —", SUSPEND_TIME .. "s window, baseplate exempt")
end

local stillQueryable, notSolid = 0, 0
for _, d in ipairs(decor:GetDescendants()) do
	if d:IsA("BasePart") and not isGround[d] then
		if d.CanQuery then stillQueryable += 1 end
		if not walkThrough and not d.CanCollide then notSolid += 1 end
	end
end
local groundUnsolid = 0
for _, g in ipairs(groundParts) do
	if not g.CanCollide then groundUnsolid += 1 end
end

log(("pass done — %d parts click-through, %d solid, %d snow clouds uncollidable"):format(touched, solid, clouds))
log(("verify — %d decor parts still queryable, %d ground parts not solid"):format(stillQueryable, groundUnsolid))

if SELF_TEST then
	local sample
	for _, d in ipairs(decor:GetDescendants()) do
		if d:IsA("BasePart") and not isGround[d] and d.Size.Y > 1 and not isSnowCloud(d) then sample = d break end
	end
	if sample then
		local origin = sample.Position + Vector3.new(0, 40, 0)
		local result = workspace:Raycast(origin, Vector3.new(0, -300, 0))
		log("self-test down through", sample.Name, "->",
			result and result.Instance:GetFullName() or "nothing")
		if result and result.Instance == sample then
			bad("ray still stops on the decor — CanQuery is being overridden")
		end
	end
end