【后端接口】装备传承接口：强化等级转移的扣费与保底规则

function npc_inherit(actor)
    local player = class(actor)
    local oldLv = tonumber(getplayvar(actor, 2, "ENH_OLD") or "0")
    if oldLv < 5 then
        sendmsg(actor, 0, "强化等级达到5级才能传承")
        return
    end
    if player:checkitemw("金币", 200000) == false then
        sendmsg(actor, 0, "传承手续费为200000金币")
        return
    end
    player:takeitem("金币", 200000)
    local loss = 0
    if oldLv >= 10 and math.random(1, 100) <= 40 then
        loss = 1
    end
    setplayvar(actor, "HUMAN", "ENH_NEW", oldLv - loss, 1)
    setplayvar(actor, "HUMAN", "ENH_OLD", 0, 1)
    sendmsg(actor, 0, "传承完成，新武器强化" .. (oldLv - loss) .. "级")
end

local function rollLoss(actor)
    local pity = tonumber(getplayvar(actor, 2, "INHERIT_PITY") or "0")
    local loss = 0
    if math.random(1, 100) <= 40 then
        pity = pity + 1
        if pity >= 3 then
            pity = 0
        else
            loss = 1
        end
    else
        pity = 0
    end
    setplayvar(actor, "HUMAN", "INHERIT_PITY", pity, 1)
    return loss
end