【后端接口】野外BOSS归属榜：伤害贡献的统计接口设计

local dmgBoard = {}
function onWorldBossHit(actor, dmg)
    local player = class(actor)
    local name = player:GetName()
    dmgBoard[name] = (dmgBoard[name] or 0) + dmg
end
local function topBoard(n)
    local list = {}
    for name, d in pairs(dmgBoard) do
        list[#list + 1] = { name = name, d = d }
    end
    table.sort(list, function(a, b) return a.d > b.d end)
    local out = {}
    for i = 1, math.min(n, #list) do out[i] = list[i] end
    return out
end

local function settleBoard(actor)
    local player = class(actor)
    local total = 0
    for _, rec in ipairs(topBoard(999)) do total = total + rec.d end
    for rank, rec in ipairs(topBoard(10)) do
        local pct = math.floor(rec.d / total * 100)
        sendmail(rec.name, 0, "野外BOSS贡献结算", "占比" .. pct .. "%，排名第" .. rank, "参与礼盒|1")
    end
    dmgBoard = {}
end