fix switch node cannot get branch flow (#6565)

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

@@ -383,6 +383,7 @@
             @on-switch-result="_onSwitchResult"
             :backfill-item="backfillItem"
             :nodeData="nodeData"
+            :postTasks="postTasks"
           ></m-switch>
           <!-- waterdrop node -->
           <m-waterdrop
@@ -517,7 +518,7 @@
             label: `${i18n.$t('Failed')}`
           }
         ],
-        // for CONDITIONS
+        // for CONDITIONS and SWITCH
         postTasks: [],
         prevTasks: [],
         // refresh part of the formModel, after set backfillItem outside
@@ -550,6 +551,7 @@
         return {
           code: task.code,
           conditionResult: task.taskParams.conditionResult,
+          switchResult: task.taskParams.switchResult,
           delayTime: task.delayTime,
           dependence: task.taskParams.dependence,
           desc: task.description,
@@ -559,7 +561,8 @@
           params: _.omit(task.taskParams, [
             'conditionResult',
             'dependence',
-            'waitStartTimeout'
+            'waitStartTimeout',
+            'switchResult'
           ]),
           retryInterval: task.failRetryInterval,
           runFlag: task.flag,
@@ -770,7 +773,8 @@
               ...this.params,
               dependence: this.cacheDependence,
               conditionResult: this.conditionResult,
-              waitStartTimeout: this.waitStartTimeout
+              waitStartTimeout: this.waitStartTimeout,
+              switchResult: this.switchResult
             },
             flag: this.runFlag,
             taskPriority: this.taskInstancePriority,
@@ -868,6 +872,9 @@
             this.successBranch = o.conditionResult.successNode[0]
             this.failedBranch = o.conditionResult.failedNode[0]
           }
+          if (o.switchResult) {
+            this.switchResult = o.switchResult
+          }
           // If the workergroup has been deleted, set the default workergroup
           for (
             let i = 0;

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

@@ -34,8 +34,8 @@
               </textarea>
             </label>
             <span class="text-b" style="padding-left: 0">{{$t('Branch flow')}}</span>
-            <el-select style="width: 157px;" size="small" v-model="el.nextNode" clearable>
-              <el-option v-for="item in nodeData.rearList" :key="item.value" :value="item.value" :label="item.label"></el-option>
+            <el-select style="width: 157px;" size="small" v-model="el.nextNode" clearable :disabled="isDetails">
+              <el-option v-for="item in postTasks" :key="item.code" :value="item.name" :label="item.name"></el-option>
             </el-select>
             <span class="operation">
               <a href="javascript:" class="delete" @click="!isDetails && _removeDep(index)" v-if="index === (dependItemList.length - 1)">
@@ -53,7 +53,7 @@
       <div slot="text">{{$t('Branch flow')}}</div>
       <div slot="content">
         <el-select style="width: 157px;" size="small" v-model="nextNode" clearable :disabled="isDetails">
-          <el-option v-for="item in nodeData.rearList" :key="item.value" :value="item.value" :label="item.label"></el-option>
+          <el-option v-for="item in postTasks" :key="item.code" :value="item.name" :label="item.name"></el-option>
         </el-select>
       </div>
     </m-list-box>
@@ -82,7 +82,7 @@
     props: {
       nodeData: Object,
       backfillItem: Object,
-      rearList: Array
+      postTasks: Array
     },
     methods: {
       editList (index) {
@@ -90,7 +90,7 @@
         const self = this
         const editor = codemirror(`code-switch-mirror${index}`, {
           mode: 'shell',
-          readOnly: this.isInstance
+          readOnly: this.isDetails
         }, this)
         editor.on('change', function () {
           const outputList = _.cloneDeep(self.dependItemList)