修复第一次打开没有round报错

src/api_s2c/event/leijichongzhi/ApiOpen.ts

@@ -19,7 +19,7 @@ export default async function (call: ApiCall<ReqOpen, ResOpen>) {
     if (!db) {
         await G.mongodb.cEvent(_dbType).updateOne(
             {uid: call.uid, type: _dbType},
-            {$set: {sTime: sTime, recIndex: []}},
+            {$set: {sTime: sTime, recIndex: [], round: 0}},
             {upsert: true}
         );
     }
@@ -33,6 +33,6 @@ export default async function (call: ApiCall<ReqOpen, ResOpen>) {
         recIndex: db?.recIndex || [],
         payNum: payNum,
         hdinfo: _hdinfo,
-        round: db.round || 0
+        round: db?.round || 0
     });
 }