【进阶实战】积分清零：赛季积分的折算与清账封装

local function settleSeason(actor, seasonId)
    actor = getplayerbyname(actor)
    if getplayvar(actor, "HUMAN", "SeasonDone") == seasonId then
        return
    end
    setplayvar(actor, "HUMAN", "SeasonFreeze", 1, 1)
    local old = tonumber(getplayvar(actor, "HUMAN", "ArenaScore")) or 0
    local carry = math.floor(old * 0.1) + 200
    setplayvar(actor, "HUMAN", "ArenaScore", carry, 1)
    local log = getplayvar(actor, "HUMAN", "SeasonLog") or ""
    setplayvar(actor, "HUMAN", "SeasonLog",
        log .. seasonId .. ":" .. old .. "->" .. carry .. "|", 1)
    setplayvar(actor, "HUMAN", "SeasonFreeze", 0, 1)
    setplayvar(actor, "HUMAN", "SeasonDone", seasonId, 1)
    sendmail("#" .. tostring(actor), 0, "赛季积分折算通知",
        "上赛季 " .. old .. " 分，折算后 " .. carry .. " 分（含保底 200）。", "")
    sendmsg(actor, 1, "赛季结算完成：" .. old .. " 分折算为 " .. carry .. " 分。")
end

local function addScore(actor, delta)
    actor = getplayerbyname(actor)
    if getplayvar(actor, "HUMAN", "SeasonFreeze") == 1 then
        sendmsg(actor, 1, "赛季结算中，积分暂不可变动。")
        return false
    end
    local s = tonumber(getplayvar(actor, "HUMAN", "ArenaScore")) or 0
    setplayvar(actor, "HUMAN", "ArenaScore", math.max(s + delta, 0), 1)
    return true
end