local Workspace = game:GetService("Workspace")
local Players = game:GetService("Players")
local Debris = game:GetService("Debris")

-- Settings
local NUKE_COUNT = 60
local COUNTDOWN_TIME = 5
local RANGE = 100
local MIN_HEIGHT = 150
local MAX_HEIGHT = 300

local EXPLOSION_SOUND_ID = "rbxassetid://138186576" -- boom
local SIREN_SOUND_ID = "rbxassetid://9118823109" -- warning siren (change if needed)

-- Function: camera shake for nearby players
local function shakeCamera(position)
	for _, player in pairs(Players:GetPlayers()) do
		local char = player.Character
		if char and char:FindFirstChild("HumanoidRootPart") then
			local dist = (char.HumanoidRootPart.Position - position).Magnitude
			if dist < 80 then
				local cam = Workspace.CurrentCamera
				local event = Instance.new("BindableEvent")
				event.Event:Connect(function()
					local cam = Workspace.CurrentCamera
					local shakePower = math.clamp(5 - (dist / 20), 1, 5)
					local shakeTime = 0.3
					local start = tick()
					while tick() - start < shakeTime do
						local offset = Vector3.new(
							math.random(-shakePower, shakePower) / 10,
							math.random(-shakePower, shakePower) / 10,
							math.random(-shakePower, shakePower) / 10
						)
						cam.CFrame = cam.CFrame * CFrame.new(offset)
						wait(0.03)
					end
				end)
				event:Fire()
				event:Destroy()
			end
		end
	end
end

-- Function: create a falling nuke
local function spawnNuke(position)
	local nuke = Instance.new("Part")
	nuke.Size = Vector3.new(4, 8, 4)
	nuke.BrickColor = BrickColor.new("Really red")
	nuke.Material = Enum.Material.Metal
	nuke.Anchored = false
	nuke.CanCollide = true
	nuke.Position = position
	nuke.Name = "FallingNuke"

	local smoke = Instance.new("Smoke")
	smoke.Size = 10
	smoke.RiseVelocity = 5
	smoke.Parent = nuke

	nuke.Touched:Connect(function(hit)
		if not nuke or not nuke.Parent then return end

		local explosion = Instance.new("Explosion")
		explosion.BlastRadius = 25
		explosion.BlastPressure = 1000000
		explosion.Position = nuke.Position
		explosion.Parent = Workspace

		-- Fire
		for i = 1, 5 do
			local fire = Instance.new("Fire")
			fire.Size = 15
			fire.Heat = 10
			local firePart = Instance.new("Part")
			firePart.Anchored = true
			firePart.CanCollide = false
			firePart.Transparency = 1
			firePart.Position = nuke.Position + Vector3.new(math.random(-5, 5), 0, math.random(-5, 5))
			fire.Parent = firePart
			firePart.Parent = Workspace
			Debris:AddItem(firePart, 5)
		end

		-- Explosion sound
		local boom = Instance.new("Sound", Workspace)
		boom.SoundId = EXPLOSION_SOUND_ID
		boom.Volume = 2
		boom.Position = nuke.Position
		boom:Play()
		Debris:AddItem(boom, 5)

		shakeCamera(nuke.Position)
		nuke:Destroy()
	end)

	nuke.Parent = Workspace
end

-- Function: display 3D countdown above center
local function showCountdown(seconds)
	local part = Instance.new("Part")
	part.Anchored = true
	part.CanCollide = false
	part.Transparency = 1
	part.Position = Vector3.new(0, 60, 0)
	part.Size = Vector3.new(1, 1, 1)
	part.Name = "CountdownDisplay"

	local billboard = Instance.new("BillboardGui", part)
	billboard.Size = UDim2.new(0, 200, 0, 100)
	billboard.AlwaysOnTop = true

	local label = Instance.new("TextLabel", billboard)
	label.Size = UDim2.new(1, 0, 1, 0)
	label.BackgroundTransparency = 1
	label.TextColor3 = Color3.new(1, 0, 0)
	label.TextScaled = true
	label.Font = Enum.Font.Arcade
	label.Text = "Nukes Inbound..."

	part.Parent = Workspace

	for i = seconds, 0, -1 do
		label.Text = "NUKES INCOMING IN: " .. i
		wait(1)
	end

	part:Destroy()
end

-- Function: play siren
local function playSiren()
	local siren = Instance.new("Sound", Workspace)
	siren.SoundId = SIREN_SOUND_ID
	siren.Volume = 2
	siren.Looped = false
	siren:Play()
	Debris:AddItem(siren, 10)
end

-- 🚨 Start: Countdown & Siren
playSiren()
showCountdown(COUNTDOWN_TIME)

-- 💣 Spawn 60 falling nukes after countdown
for i = 1, NUKE_COUNT do
	local x = math.random(-RANGE, RANGE)
	local z = math.random(-RANGE, RANGE)
	local y = math.random(MIN_HEIGHT, MAX_HEIGHT)
	spawnNuke(Vector3.new(x, y, z))
	wait(0.1)


end