diff --git a/server/web3dbspider/services/events/GameItemMall/item_soldout.js b/server/web3dbspider/services/events/GameItemMall/item_soldout.js
index ebf6e1d..0ec5cf0 100644
--- a/server/web3dbspider/services/events/GameItemMall/item_soldout.js
+++ b/server/web3dbspider/services/events/GameItemMall/item_soldout.js
@@ -1,11 +1,6 @@
 const log = require('j7/log');
-const app = require('j7/app');
-const bcutils = require('j7/bcutils');
 const utils = require('j7/utils');
-const j7event = require('j7/event');
-const metaFactory = require('../../metadata/factory');
-const C = require('../../C');
-const gameapi = require('../gameapi');
+const BaseEventProcess = require('../common/BaseEventProcess');
 
 /*
 操作成功的事件
@@ -17,56 +12,36 @@ event ItemSoldOut(
   );
 */
 
-class GameItemMallBuy {
+class ItemSoldOut extends BaseEventProcess {
 
-  async start(instance, conn, event) {
-    console.log('GameItemMallBuy', event);
-    const blockNumber = event['blockNumber'];
-    const returnValues = event['returnValues'];
+  async start() {
+    const returnValues = this.getReturnValues();
     const transId = returnValues['orderId'];
     const orderId = returnValues['orderId'];
 
-    if (orderId != transId) {
-      //this.throwError('error orderId:' + utils.jsonEncode(returnValues));
-      //return;
-    }
-    const a = 'dispatch';
-    while (true) {
-      try {
-        const {err, data} = await gameapi.callApi
-        (
-          'Callback',
-          a,
-          {
-            'action': 'gameItemMallBuyOk',
-            'trans_id': transId,
-            'order_id': orderId,
-          }
-        );
-        if (err) {
-          throw err;
-        }
-        console.log(data);
+    const params = {
+      'c': 'Callback',
+      'a': 'dispatch',
+      'action': 'gameItemMallBuyOk',
+      'trans_id': transId,
+      'order_id': orderId,
+    };
+    await this.callGameApi
+    (params,
+     async (data) => {
         if (!data) {
-          throw 'data is empty1';
+          this.throwError('callGameApi error:' + data);
         }
         if (data['errcode'] == 0 ||
             data['errcode'] == 1 ||
             data['errcode'] == 2) {
-          return;
+          return true;
         }
-      } catch (e) {
-        log.error(e);
-      }
-      await utils.sleep(3000 + utils.randRange(500, 1500));
-    }
-  }
-
-  throwError(instance, err) {
-    const errMsg = 'GameItemMallBuy:' + utils.jsonEncode(instance) + ' err:' + err;
-    throw errMsg;
+       return true;
+     });
+    await this.markOk();
   }
 
 }
 
-module.exports = GameItemMallBuy;
+module.exports = ItemSoldOut;