【进阶实战】竞技场观战数据流：观战信息的实时推送封装

local spectators = {}
local function addSpectator(actorName, matchId)
    spectators[matchId] = spectators[matchId] or {}
    table.insert(spectators[matchId], actorName)
end
local function pushAction(matchId, action, detail)
    local list = spectators[matchId]
    if list == nil then
        return
    end
    local msg = action .. "|" .. detail
    for _, name in ipairs(list) do
        local actor = getplayerbyname(name)
        if actor then
            sendmsg(actor, 1, msg)
        end
    end
end

local function adjustPushRate(matchId)
    local count = #spectators[matchId]
    if count > 100 then
        return 500
    elseif count > 50 then
        return 200
    end
    return 100
end