Click Cancel, the node data is restored to the original data (#3278)

dolphinscheduler-ui/src/js/conf/home/pages/dag/_source/formModel/formModel.vue

@@ -581,23 +581,7 @@
         this.isContentBox = false
         // flag Whether to delete a node this.$destroy()
         this.$emit('close', {
-          item: {
-            type: this.cacheBackfillItem.type,
-            id: this.cacheBackfillItem.id,
-            name: this.cacheBackfillItem.name,
-            params: this.cacheBackfillItem.params,
-            description: this.cacheBackfillItem.description,
-            runFlag: this.cacheBackfillItem.runFlag,
-            conditionResult: this.cacheBackfillItem.conditionResult,
-            dependence: this.cacheBackfillItem.dependence,
-            maxRetryTimes: this.cacheBackfillItem.maxRetryTimes,
-            retryInterval: this.cacheBackfillItem.retryInterval,
-            timeout: this.cacheBackfillItem.timeout,
-            taskInstancePriority: this.cacheBackfillItem.taskInstancePriority,
-            workerGroup: this.cacheBackfillItem.workerGroup,
-            status: this.cacheBackfillItem.status,
-            branch: this.cacheBackfillItem.branch
-          },
+          item: this.cacheBackfillItem,
           flag: flag,
           fromThis: this
         })
@@ -671,7 +655,7 @@
       } else {
         this.workerGroup = this.store.state.security.workerGroupsListAll[0].id
       }
-      this.cacheBackfillItem = o
+      this.cacheBackfillItem = JSON.parse(JSON.stringify(o))
       this.isContentBox = true
     },
     mounted () {