【安全加密】财富榜脱敏：排行数据的隐私展示与豁免策略** <!--TAGS: 安全加密,隐私,排行榜

local function maskGold(gold)
    if gold >= 100000 then
        return math.floor(gold / 100000) * 10 .. "万+"
    end
    return math.floor(gold / 10000) .. "万"
end
local function maskName(name)
    if #name <= 4 then return name end
    return string.sub(name, 1, 3) .. "***"
end

local function buildRank(list, viewer)
    local out = {}
    for rank, rec in ipairs(list) do
        if rec.name == viewer then
            out[rank] = { rank = rank, name = rec.name, gold = rec.gold }
        else
            out[rank] = { rank = rank, name = maskName(rec.name), gold = maskGold(rec.gold) }
        end
    end
    return out
end