【进阶实战】在线客服转接：工单转人工的排队封装

local function joinQueue(actor)
    actor = getplayerbyname(actor)
    local seq = (tonumber(getsysvar("KfSeq") or "") or 0) + 1
    setsysvarex("KfSeq", seq, 1)
    setsysvarex("KfQueue_" .. seq, tostring(actor), 1)
    setplayvar(actor, "HUMAN", "MySeq", seq, 1)
    sendmsg(actor, 1, "已进入人工队列，当前第 " .. seq .. " 位，超 5 分钟自动转留言。")
    return seq
end

local function serveNext()
    local seq = tonumber(getsysvar("KfSeq") or "") or 0
    local done = tonumber(getsysvar("KfDone") or "") or 0
    if done >= seq then
        sendmsg(nil, 1, "当前无排队玩家。")
        return
    end
    done = done + 1
    setsysvarex("KfDone", done, 1)
    local who = tostring(getsysvar("KfQueue_" .. done) or "")
    if who ~= "" then
        sendmsg(nil, 1, "客服正在为 " .. who .. " 服务。")
    end
end