做出你的第一個 Tower Defense

local base = script.Parent
local health = base.Health
local label = base.BillboardGui.TextLabel

local function update()
	if health.Value > 0 then
		label.Text = "Base: " .. health.Value
	else
		label.Text = "Game over"
	end
end

health.Changed:Connect(update)
update()

local TweenService = game:GetService("TweenService")
local ServerStorage = game:GetService("ServerStorage")

local path = workspace:WaitForChild("Path")
local enemies = workspace:WaitForChild("Enemies")
local base = workspace:WaitForChild("Base")
local SPEED = 8

local function walk(enemy)
	for i = 2, #path:GetChildren() do
		local target = path[tostring(i)].Position + Vector3.new(0, 2, 0)
		local distance = (target - enemy.Position).Magnitude
		local info = TweenInfo.new(distance / SPEED, Enum.EasingStyle.Linear)
		local tween = TweenService:Create(enemy, info, {Position = target})
		tween:Play()
		tween.Completed:Wait()
		if not enemy.Parent then return end
	end

	base.Health.Value = math.max(0, base.Health.Value - 1)
	enemy:Destroy()
end

while base.Health.Value > 0 do
	task.wait(3)

	local enemy = ServerStorage.Enemy:Clone()
	enemy.Position = path["1"].Position + Vector3.new(0, 2, 0)
	enemy.Parent = enemies
	task.spawn(walk, enemy)
end

local tower = script.Parent
local enemies = workspace:WaitForChild("Enemies")
local RANGE = 25
local DAMAGE = 1

while true do
	task.wait(1)

	local target = nil
	local closest = RANGE
	for _, enemy in ipairs(enemies:GetChildren()) do
		local distance = (enemy.Position - tower.Position).Magnitude
		if distance < closest then
			target = enemy
			closest = distance
		end
	end

	if target then
		target.Health.Value -= DAMAGE
		if target.Health.Value <= 0 then
			target:Destroy()
		else
			target.Color = Color3.new(1, 1, 1)
			task.wait(0.1)
			target.Color = Color3.fromRGB(255, 60, 60)
		end
	end
end