【进阶实战】口令奖励：直播口令的时效与次数核销封装

local passState = { word = "", deadline = 0, claimed = {} }
local function setPassWord(word)
    passState.word = word
    passState.deadline = os.time() + 60
    passState.claimed = {}
    sendmsg(nil, 1, "口令活动开启，有效期 60 秒！")
end
local function onChat(actor, msg)
    actor = getplayerbyname(actor)
    if passState.word == "" or os.time() > passState.deadline then
        return
    end
    if string.find(msg, passState.word, 1, true) then
        if passState.claimed[tostring(actor)] then
            return
        end
        passState.claimed[tostring(actor)] = true
        giveitem(actor, "金创药", 3)
        sendmsg(actor, 1, "口令正确，3 瓶金创药已入包！")
    end
end

local function claimStat(actor)
    actor = getplayerbyname(actor)
    local cnt = 0
    for _ in pairs(passState.claimed) do
        cnt = cnt + 1
    end
    sendmsg(actor, 1, "本场口令已有 " .. cnt .. " 人领取。")
end