Автоматические ворота: датчик движения

local Players = game:GetService("Players")
local TweenService = game:GetService("TweenService")
local gate = script.Parent
local CLOSED = gate.CFrame
local OPEN = CLOSED * CFrame.new(0, gate.Size.Y + 1, 0)
local DISTANCE = 12
local OPEN_TIME = 0.7
local state = false
local activeTween

local function setOpen(shouldOpen)
    if state == shouldOpen then return end
    state = shouldOpen
    if activeTween then activeTween:Cancel() end
    activeTween = TweenService:Create(gate, TweenInfo.new(OPEN_TIME), {
        CFrame = shouldOpen and OPEN or CLOSED
    })
    activeTween:Play()
end

while gate.Parent do
    local nearby = false
    for _, player in ipairs(Players:GetPlayers()) do
        local character = player.Character
        local root = character and character:FindFirstChild("HumanoidRootPart")
        local humanoid = character and character:FindFirstChildOfClass("Humanoid")
        if root and humanoid and humanoid.Health > 0
            and (root.Position - CLOSED.Position).Magnitude <= DISTANCE then
            nearby = true
            break
        end
    end
    setOpen(nearby)
    task.wait(0.2)
end