【进阶实战】首杀节流：地图首杀播报的合并限流封装

local reportQueue, sendStamps = {}, {}
local PER_MIN = 3
local function enqueueFirstKill(mapName, killer)
    reportQueue[#reportQueue + 1] = { map = mapName, who = killer, at = os.time() }
end

local function pushReport(line)
    sendmsg(nil, 1, "【首杀】" .. line)
end
local function drainQueue()
    local now = os.time()
    local quota = PER_MIN
    for t = now - 60, now - 1 do
        if sendStamps[t] then
            quota = quota - 1
        end
    end
    local idx, sent = 1, 0
    while idx <= #reportQueue and quota > 0 do
        local job = table.remove(reportQueue, idx)
        pushReport(job.map .. " 首杀由 " .. job.who .. " 夺得！")
        sendStamps[now] = (sendStamps[now] or 0) + 1
        quota = quota - 1
        sent = sent + 1
    end
    if #reportQueue > 0 and #reportQueue >= 10 then
        pushReport("另有 " .. #reportQueue .. " 场首杀达成，详见首杀榜。")
        reportQueue = {}
    end
end