【引擎触发】行会频道：定向聊天与行会专属的通信实现

function GuildChat.route(plr, text)
    local guild = GuildMgr.get(plr.guildId)
    if not guild then return false, "无行会" end
    if #text > 100 then return false, "消息过长" end
    local msg = { from = plr.name, guild = guild.id, text = text, at = os.time() }
    GuildChat.history[guild.id] = GuildChat.history[guild.id] or {}
    local history = GuildChat.history[guild.id]
    table.insert(history, msg)
    if #history > 200 then table.remove(history, 1) end
    for _, mid in ipairs(guild.onlineMembers) do
        if mid ~= plr.id then QF_SendChat(mid, "guild", msg) end
    end
    return true
end

function GuildChat.warMode(guild)
    guild.chatMode = "war"
    guild.leaderOnly = false
end

function GuildChat.rateLimit(plr)
    if os.time() - (plr.lastGuildChat or 0) < 1 then
        return false, "发言太快"
    end
    plr.lastGuildChat = os.time()
    return true
end