【性能调优】战斗聚合：多段伤害的合并结算

-- 战斗聚合：多段一次结算
local player = class(actor)
local SEGMENTS = 3
local SEG_DAMAGE = 300
local function comboStrike(player, targetName)
    local total = 0
    for i = 1, SEGMENTS do
        total = total + SEG_DAMAGE + math.random(0, 50)
    end
    local mate = class(targetName)
    humanhp(mate, 2, total)
    sendmsg(player, 1, 0, "连环剑法命中，总伤害 " .. total .. "。")
    return total
end

-- 飘字合并：广播节流
local player = class(actor)
local lastBroadcast = {}
local function broadcastStrike(player, targetName, total)
    local now = os.time()
    if lastBroadcast[targetName] and now - lastBroadcast[targetName] < 1 then
        return
    end
    lastBroadcast[targetName] = now
    sendmsg(player, 2, actor:GetName() .. " 的连环剑法对 " ..
        targetName .. " 造成 " .. total .. " 伤害。")
end