{"id":117837,"date":"2026-10-25T15:56:26","date_gmt":"2026-10-25T07:56:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/117837.html"},"modified":"2026-10-25T15:56:26","modified_gmt":"2026-10-25T07:56:26","slug":"itemmgr-%e8%bf%bd%e5%8a%a0-useitem-%e9%81%93%e5%85%b7%e4%bd%bf%e7%94%a8%e6%8e%a5%e5%8f%a3-%e9%81%93%e5%85%b7%e6%95%88%e6%9e%9c%e5%88%86%e5%8f%91","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/117837.html","title":{"rendered":"ItemMgr \u8ffd\u52a0 UseItem \u9053\u5177\u4f7f\u7528\u63a5\u53e3 + \u9053\u5177\u6548\u679c\u5206\u53d1"},"content":{"rendered":"

<\/h2>\n

\u8bbe\u8ba1\u7ea6\u5b9a：<\/p>\n

  • ItemMgr \u53ea\u505a\u3010\u6d88\u8017\u6821\u9a8c\u3001\u6263\u6570\u91cf\u3001\u5206\u53d1\u4e8b\u4ef6\u3011，\u4e0d\u5199\u5177\u4f53\u4e1a\u52a1\u6548\u679c（\u6548\u679c\u4ea4\u7ed9\u8ba2\u9605\u4e8b\u4ef6\u7684\u5404\u4e2aMgr\u89e3\u8026\u5b9e\u73b0）<\/li>\n
  • \u652f\u6301\u4e00\u6b21\u6027\u6d88\u8017\u3001\u6279\u91cf\u4f7f\u7528\u3001\u4f7f\u7528CD\u3001\u7269\u54c1\u4f7f\u7528\u524d\u7f6e\u6821\u9a8c\u3001\u7ed1\u5b9a\u89c4\u5219\u3001\u552f\u4e00\u9053\u5177\u9650\u5236<\/li>\n
  • \u548c\u5df2\u6709 ItemMgr \u65e0\u7f1d\u5408\u5e76，\u914d\u5408 EventMgr \u89e3\u8026；\u6d88\u8017\u6210\u529f\u629b\u51fa ITEM_USE \u4e8b\u4ef6，\u5956\u52b1\/BUFF\/\u4f20\u9001\/\u793c\u5305\u7531\u5916\u90e8\u6a21\u5757\u76d1\u542c\u5904\u7406<\/li>\n
  • \u533a\u5206：\u6d88\u8017\u54c1\u3001\u793c\u5305\u3001\u5377\u8f74\u3001\u56de\u57ce\u77f3\u8fd9\u7c7b\u53ef\u4f7f\u7528\u9053\u5177；\u88c5\u5907\u4e0d\u8d70UseItem（\u88c5\u5907\u7531BagMgr\u7a7f\u6234\u63a5\u53e3\u5904\u7406）<\/li>\n

    \u8ffd\u52a0\u9519\u8bef\u7801<\/p>\n

    ITEM_CANT_USE = -106, — \u8be5\u7269\u54c1\u4e0d\u53ef\u4f7f\u7528
    \nITEM_USE_CD = -107, — \u4f7f\u7528\u51b7\u5374\u4e2d
    \nITEM_USE_COND_FAIL = -108, — \u4f7f\u7528\u6761\u4ef6\u4e0d\u6ee1\u8db3（\u7b49\u7ea7\u3001\u884c\u4f1a\u3001\u526f\u672c\u7b49）<\/p>\n

    \u8ffd\u52a0\u5230 item_mgr.lua \u4ee3\u7801<\/h3>\n

    — \u4f7f\u7528\u7269\u54c1\u7edf\u4e00\u5165\u53e3
    \n— @param player \u73a9\u5bb6\u5bf9\u8c61
    \n— @param item \u7269\u54c1\u5b9e\u4f8b
    \n— @param use_cnt \u672c\u6b21\u4f7f\u7528\u6570\u91cf
    \n— @param extra_param \u6269\u5c55\u53c2\u6570 {target_uid, select_idx…\u793c\u5305\u591a\u9009\u4e4b\u7c7b}
    \n— @return ret, msg
    \nfunction ItemMgr:UseItem(player, item, use_cnt, extra_param)
    \n local role_id = player:GetRoleId()
    \n use_cnt = math.floor(use_cnt or 1)
    \n local cfg = ConfigMgr:GetItemCfg(item.item_id)
    \n — \u57fa\u7840\u6821\u9a8c
    \n if not cfg or not cfg.can_use then
    \n return ERR.ITEM_CANT_USE, "\u8be5\u7269\u54c1\u4e0d\u80fd\u4f7f\u7528"
    \n end
    \n if use_cnt <= 0 or use_cnt > item.count then
    \n return ERR.ITEM_COUNT_INVALID, "\u4f7f\u7528\u6570\u91cf\u975e\u6cd5"
    \n end
    \n — \u552f\u4e00\u7269\u54c1\u53ea\u80fd\u5355\u6b21\u4f7f\u75281\u4e2a
    \n if cfg.is_unique and use_cnt > 1 then
    \n return ERR.ITEM_UNIQUE_EXIST, "\u552f\u4e00\u9053\u5177\u53ea\u80fd\u5355\u6b21\u4f7f\u75281\u4e2a"
    \n end<\/p>\n

    — CD\u6821\u9a8c，CD\u6570\u636e\u5b58\u5728player\u4e34\u65f6data\u91cc
    \n if cfg.use_cd > 0 then
    \n local last_use = player:GetTempData("item_cd_"..item.item_id) or 0
    \n local now = os.time()
    \n if now – last_use < cfg.use_cd then
    \n return ERR.ITEM_USE_CD, string.format("\u51b7\u5374\u4e2d，\u5269\u4f59%d\u79d2", cfg.use_cd – (now – last_use))
    \n end
    \n end<\/p>\n

    — \u7b56\u5212\u914d\u7f6e\u7684\u524d\u7f6e\u6761\u4ef6（\u7b49\u7ea7\u3001\u8f6c\u751f\u3001\u662f\u5426\u5728\u526f\u672c\u5185\u7b49）
    \n if cfg.use_cond then
    \n local ok, tip = self:CheckUseCond(player, cfg.use_cond)
    \n if not ok then
    \n return ERR.ITEM_USE_COND_FAIL, tip
    \n end
    \n end<\/p>\n

    — \u6d88\u8017\u6570\u91cf
    \n local remain = item.count – use_cnt
    \n local consume_item = {}
    \n — \u590d\u5236\u4e00\u4efd\u88ab\u6d88\u8017\u7684\u7269\u54c1\u7528\u4e8e\u65e5\u5fd7
    \n for k, v in pairs(item) do
    \n consume_item[k] = v
    \n end
    \n consume_item.count = use_cnt<\/p>\n

    — \u6263\u6570\u91cf\u903b\u8f91
    \n if remain <= 0 then
    \n — \u5168\u90e8\u7528\u5b8c，\u9500\u6bc1\u7269\u54c1
    \n ItemMgr:DestroyItem(item, "item_use")
    \n else
    \n item.count = remain
    \n end<\/p>\n

    — \u66f4\u65b0CD\u65f6\u95f4
    \n if cfg.use_cd and cfg.use_cd > 0 then
    \n player:SetTempData("item_cd_"..item.item_id, os.time())
    \n end<\/p>\n

    — \u5199\u6d88\u8017\u65e5\u5fd7
    \n LogMgr:WriteItemLog(role_id, "item_use", {consume_item})<\/p>\n

    — \u629b\u51fa\u4e8b\u4ef6，\u4e1a\u52a1\u903b\u8f91\u8ba2\u9605\u8fd9\u4e2a\u4e8b\u4ef6\u5b9e\u73b0，\u89e3\u8026！
    \n EventMgr:Fire("ITEM_USE", player, consume_item, extra_param or {})<\/p>\n

    return ERR.SUCCESS, "\u4f7f\u7528\u6210\u529f"
    \nend<\/p>\n

    — \u4f7f\u7528\u6761\u4ef6\u6821\u9a8c\u51fd\u6570（\u914d\u7f6e\u9a71\u52a8）
    \n— cond \u914d\u7f6e\u793a\u4f8b：{level=50, no_dungeon=true, no_battle=false}
    \nfunction ItemMgr:CheckUseCond(player, cond)
    \n local role_attr = AttrMgr:GetPlayerAttr(player)
    \n if cond.level and role_attr.level < cond.level then
    \n return false, string.format("\u9700\u8981\u7b49\u7ea7%d", cond.level)
    \n end
    \n if cond.rein and role_attr.rein < cond.rein then
    \n return false, string.format("\u9700\u8981\u8f6c\u751f%d\u91cd", cond.rein)
    \n end
    \n if cond.no_dungeon and player:IsInInstance() then
    \n return false, "\u526f\u672c\u5185\u65e0\u6cd5\u4f7f\u7528"
    \n end
    \n if cond.no_battle and player:IsInBattle() then
    \n return false, "\u6218\u6597\u72b6\u6001\u65e0\u6cd5\u4f7f\u7528"
    \n end
    \n return true, "ok"
    \nend<\/p>\n

    \u914d\u5957 \u5ba2\u6237\u7aef\u6d88\u606f\u534f\u8bae proto<\/h3>\n

    \/\/ \u8bf7\u6c42\u4f7f\u7528\u7269\u54c1
    \nmessage C2SUseItem {
    \n uint64 item_uid = 1;
    \n uint32 use_cnt = 2;
    \n map<string, string> extra_param = 3;
    \n}
    \nmessage S2CUseItemRsp {
    \n int32 ret = 1;
    \n string msg = 2;
    \n}<\/p>\n

    BagMgr \u6d88\u606f\u5904\u7406\u5668（\u73a9\u5bb6\u80cc\u5305\u70b9\u51fb\u4f7f\u7528，\u8f6c\u53d1\u8c03\u7528ItemMgr）<\/h3>\n

    \u80cc\u5305\u8d1f\u8d23：\u6839\u636euid\u627e\u5230\u683c\u5b50\u7269\u54c1\u3001\u9501\u5b9a\u4fdd\u62a4\u6821\u9a8c，\u518d\u8c03\u7528ItemMgr.UseItem<\/p>\n

    — bag_mgr.lua \u8ffd\u52a0
    \nfunction BagMgr:OnC2SUseItem(player, req)
    \n local uid = req.item_uid
    \n local use_cnt = req.use_cnt
    \n local extra = req.extra_param
    \n local bag_data = player:GetBagData()
    \n local find_pos = nil
    \n local target_item = nil
    \n for pos, item in pairs(bag_data.items) do
    \n if item and item.uid == uid then
    \n find_pos = pos
    \n target_item = item
    \n break
    \n end
    \n end
    \n if not target_item then
    \n player:SendMsg("S2CUseItemRsp", {ret=-1, msg="\u7269\u54c1\u4e0d\u5b58\u5728"})
    \n return
    \n end
    \n — \u9501\u5b9a\u7269\u54c1\u7981\u6b62\u4f7f\u7528
    \n if target_item.is_lock then
    \n player:SendMsg("S2CUseItemRsp", {ret=-1, msg="\u7269\u54c1\u5df2\u9501\u5b9a"})
    \n return
    \n end
    \n local ret, msg = ItemMgr:UseItem(player, target_item, use_cnt, extra)
    \n player:SendMsg("S2CUseItemRsp", {ret=ret, msg=msg})
    \n — \u4f7f\u7528\u6210\u529f\u540c\u6b65\u80cc\u5305
    \n if ret == 0 then
    \n self:SyncBagAll(player)
    \n end
    \nend<\/p>\n

    \u4e8b\u4ef6\u8ba2\u9605\u793a\u4f8b（\u5404\u4e2a\u4e1a\u52a1\u6a21\u5757\u76d1\u542c ITEM_USE，\u793a\u4f8b）<\/h3>\n

    — \u793c\u5305\u5956\u52b1 RewardMgr \u8ba2\u9605\u793a\u4f8b
    \nEventMgr:Subscribe("ITEM_USE", function(player, consume_item, extra)
    \n local cfg = ConfigMgr:GetItemCfg(consume_item.item_id)
    \n if cfg.item_type ~= 10 then return end — 10=\u793c\u5305\u7c7b\u578b
    \n — \u53d1\u653e\u793c\u5305\u5956\u52b1
    \n RewardMgr:GiveReward(player, cfg.reward_list)
    \nend)<\/p>\n

    — \u56de\u57ce\u5377\u8f74 \u4f20\u9001\u903b\u8f91 MapMgr\u8ba2\u9605
    \nEventMgr:Subscribe("ITEM_USE", function(player, consume_item, extra)
    \n local cfg = ConfigMgr:GetItemCfg(consume_item.item_id)
    \n if cfg.item_type ~= 11 then return end — 11=\u56de\u57ce\u5377
    \n MapMgr:PlayerTeleport(player, cfg.tele_map_id, cfg.tele_x, cfg.tele_y)
    \nend)<\/p>\n

    — \u836f\u54c1Buff BuffMgr\u8ba2\u9605
    \nEventMgr:Subscribe("ITEM_USE", function(player, consume_item, extra)
    \n local cfg = ConfigMgr:GetItemCfg(consume_item.item_id)
    \n if cfg.item_type ~= 12 then return end — 12=\u836f\u54c1
    \n BuffMgr:AddBuff(player, cfg.buff_id, cfg.buff_time)
    \nend)<\/p>\n

    \u4f7f\u7528\u6d41\u7a0b\u65f6\u5e8f<\/h3>\n

    \u5ba2\u6237\u7aef\u70b9\u51fb\u7269\u54c1 \u2192 C2SUseItem
    \n\u2192 BagMgr \u6839\u636euid\u67e5\u627e\u7269\u54c1\u3001\u9501\u5b9a\u6821\u9a8c
    \n\u2192 ItemMgr:UseItem \u505a\u901a\u7528\u6821\u9a8c（CD\u3001\u7b49\u7ea7\u3001\u6570\u91cf）
    \n\u2192 \u6263\u51cf\/\u9500\u6bc1\u7269\u54c1，\u5199\u65e5\u5fd7
    \n\u2192 Fire ITEM_USE\u4e8b\u4ef6
    \n\u2192 RewardMgr \/ BuffMgr \/ MapMgr \u5404\u81ea\u76d1\u542c\u5904\u7406\u5bf9\u5e94\u6548\u679c
    \n\u2192 \u8fd4\u56deS2CUseItemRsp + \u540c\u6b65\u80cc\u5305<\/p>\n

    \u91cd\u70b9\u5751\u70b9\u8bf4\u660e<\/h3>\n
  • \u274c \u4e0d\u8981\u5728ItemMgr\u91cc\u5199\u793c\u5305\u3001\u56de\u57ce\u3001\u52a0\u8840\u903b\u8f91，\u5168\u90e8\u8d70\u4e8b\u4ef6\u8ba2\u9605，\u65b9\u4fbf\u7b56\u5212\u914d\u8868\u65b0\u589e\u9053\u5177\u7c7b\u578b，\u4e0d\u7528\u6539ItemMgr\u4ee3\u7801<\/li>\n
  • CD\u653e\u5728\u73a9\u5bb6\u4e34\u65f6\u5185\u5b58\u6570\u636e，\u4e0d\u843d\u5730\u6570\u636e\u5e93；\u91cd\u542f\u670d\u52a1CD\u6e05\u7a7a（\u5982\u679c\u9700\u8981\u6301\u4e45CD，\u6539\u6210\u5b58db）<\/li>\n
  • \u6d88\u8017\u7684\u65f6\u5019，\u5148\u590d\u5236\u4e00\u4efdconsume_item\u7528\u4e8e\u65e5\u5fd7，\u907f\u514d\u7269\u54c1\u88ab\u9500\u6bc1\u540e\u65e5\u5fd7\u62ff\u4e0d\u5230\u6570\u636e<\/li>\n
  • \u4ed3\u5e93\u5185\u9053\u5177\u4e00\u822c\u4e0d\u652f\u6301UseItem；\u5982\u679c\u8981\u652f\u6301\u4ed3\u5e93\u4f7f\u7528，\u65b0\u589eStoreMgr\u7684UseItem\u5165\u53e3，\u540c\u6837\u8c03\u7528ItemMgr\u63a5\u53e3<\/li>\n

    \u4e0b\u4e00\u4e2a\u53ef\u9009\u65b9\u5411<\/h3>\n
  • give_item GM\u5237\u7269\u54c1\u6307\u4ee4（\u5bf9\u63a5ItemMgr.CreateItem）<\/li>\n
  • \u7269\u54c1\u4e22\u5f03\u3001\u4ea4\u6613\u8fc7\u6ee4\u6821\u9a8c\u63a5\u53e3<\/li>\n
  • \u7269\u54c1\u5e8f\u5217\u5316\/\u53cd\u5e8f\u5217\u5316（DB\u5b58\u5e93）<\/li>\n","protected":false},"excerpt":{"rendered":"

    \u8bbe\u8ba1\u7ea6\u5b9a：ItemMgr \u53ea\u505a\u3010\u6d88\u8017\u6821\u9a8c\u3001\u6263\u6570\u91cf\u3001\u5206\u53d1\u4e8b\u4ef6\u3011，\u4e0d\u5199\u5177\u4f53\u4e1a\u52a1\u6548\u679c（\u6548\u679c\u4ea4\u7ed9\u8ba2\u9605\u4e8b\u4ef6\u7684\u5404\u4e2aMgr\u89e3\u8026\u5b9e\u73b0）\u652f\u6301\u4e00\u6b21\u6027\u6d88\u8017\u3001\u6279\u91cf\u4f7f\u7528\u3001\u4f7f\u7528CD\u3001\u7269\u54c1\u4f7f\u7528\u524d\u7f6e\u6821\u9a8c\u3001\u7ed1\u5b9a\u89c4\u5219\u3001\u552f\u4e00\u9053\u5177\u9650\u5236\u548c\u5df2\u6709 ItemMgr \u65e0\u7f1d\u5408\u5e76，\u914d\u5408 EventMgr \u89e3\u8026；\u6d88\u8017\u6210\u529f\u629b\u51fa ITEM_USE \u4e8b\u4ef6，\u5956\u52b1\/BUFF\/\u4f20\u9001\/\u793c\u5305\u7531\u5916\u90e8\u6a21\u5757\u76d1\u542c\u5904\u7406\u533a\u5206：\u6d88\u8017\u54c1\u3001\u793c\u5305\u3001\u5377\u8f74\u3001\u56de<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[13359,13360,13361,868,99],"topic":[],"class_list":["post-117837","post","type-post","status-publish","format-standard","hentry","category-server","tag-mmorpg","tag-13360","tag-13361","tag-868","tag-java"],"yoast_head":"\nItemMgr \u8ffd\u52a0 UseItem \u9053\u5177\u4f7f\u7528\u63a5\u53e3 + \u9053\u5177\u6548\u679c\u5206\u53d1 - 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