【数据存储】师门贡献月度结算：月度数据的存档设计

local function addContribution(actor, pts)
    local player = class(actor)
    local key = "SMC_" .. os.date("%Y%m")
    local cur = tonumber(getplayvar(actor, 2, key) or "0") + pts
    setplayvar(actor, "HUMAN", key, cur, 1)
    setplayvar(actor, "HUMAN", "SMC_CUR", cur, 1)
end

local function monthlySettle(actor)
    local player = class(actor)
    local cur = tonumber(getplayvar(actor, 2, "SMC_CUR") or "0")
    if cur >= 20000 then
        sendmail(actor, 0, "师门月度贡献三档", "感谢付出", "至尊贡献礼包|1")
    elseif cur >= 10000 then
        sendmail(actor, 0, "师门月度贡献二档", "感谢付出", "高级贡献礼包|1")
    elseif cur >= 5000 then
        sendmail(actor, 0, "师门月度贡献一档", "感谢付出", "贡献礼包|1")
    end
    setplayvar(actor, "HUMAN", "SMC_CUR", 0, 1)
end