【入门夯实】上传限速：客户端行为包的频率上限

local function onPickup(actor, itemId)
    giveitem(actor, itemId, 1, 0, "拾取")
end

local LIMITS = { move = 10, pickup = 5, speak = 1 }
local counters = {}
local function allowPacket(actorName, kind)
    local now = os.time()
    local window = kind == "speak" and 3 or 1
    local key = actorName .. "|" .. kind .. "|" .. math.floor(now / window)
    local c = (counters[key] or 0) + 1
    counters[key] = c
    return c <= (LIMITS[kind] or 5)
end
local function onSpeak(actor, text)
    actor = getplayerbyname(actor)
    if not allowPacket(tostring(actor), "speak") then
        return
    end
    sendmsg(nil, 1, tostring(actor) .. "：" .. text)
end

local strikes = {}
local function noteAbuse(actorName)
    strikes[actorName] = (strikes[actorName] or 0) + 1
    if strikes[actorName] >= 30 then
        sendmsg(nil, 1, actorName .. " 因异常发包被限制发言。")
    end
end

local function limitFor(kind, scene)
    return LIMITS[kind] * (scene == "siege" and 2 or 1)
end