fix: 修复流程删除后，无法展示工单内容的问题。

fix: 修复流程删除后，无法展示工单内容的问题。

src/views/process/list/handle.vue

@@ -76,13 +76,13 @@
                 currentNode.hideTpls.indexOf(tplItem.form_structure.id)===-1"
                 currentNode.hideTpls.indexOf(tplItem.form_structure.id)===-1"
               :key="tplIndex"
               :key="tplIndex"
               :ref="'generateForm-'+tplItem.id"
               :ref="'generateForm-'+tplItem.id"
-              :preview="(currentNode.hideTpls!==undefined &&
+              :preview="!!((currentNode.hideTpls!==undefined &&
                 currentNode.hideTpls!==null &&
                 currentNode.hideTpls!==null &&
                 currentNode.hideTpls.indexOf(tplItem.form_structure.id)!==-1) ||
                 currentNode.hideTpls.indexOf(tplItem.form_structure.id)!==-1) ||
                 (currentNode.writeTpls===undefined ||
                 (currentNode.writeTpls===undefined ||
                 currentNode.writeTpls===null ||
                 currentNode.writeTpls===null ||
                 currentNode.writeTpls.indexOf(tplItem.form_structure.id)===-1)||
                 currentNode.writeTpls.indexOf(tplItem.form_structure.id)===-1)||
-                (isActiveProcessing && currentNode.activeOrder)?true:false"
+                (isActiveProcessing && currentNode.activeOrder))"
               :remote="remoteFunc"
               :remote="remoteFunc"
               :value="tplItem.form_data"
               :value="tplItem.form_data"
               :data="tplItem.form_structure"
               :data="tplItem.form_structure"
@@ -245,6 +245,7 @@ export default {
         this.circulationHistoryList = this.processStructureValue.circulationHistory
         this.circulationHistoryList = this.processStructureValue.circulationHistory
         // 获取当前展示节点列表
         // 获取当前展示节点列表
         this.nodeStepList = []
         this.nodeStepList = []
+        if (this.processStructureValue.nodes) {
           for (var i = 0; i < this.processStructureValue.nodes.length; i++) {
           for (var i = 0; i < this.processStructureValue.nodes.length; i++) {
             if (this.processStructureValue.nodes[i].id === this.processStructureValue.workOrder.current_state) {
             if (this.processStructureValue.nodes[i].id === this.processStructureValue.workOrder.current_state) {
               // 当前节点
               // 当前节点
@@ -259,6 +260,7 @@ export default {
               this.nodeStepList.push(this.processStructureValue.nodes[i])
               this.nodeStepList.push(this.processStructureValue.nodes[i])
             }
             }
           }
           }
+        }
 
 
         // 如果回退到初始节点则可编辑。
         // 如果回退到初始节点则可编辑。
         if (this.activeIndex === 0 && this.currentNode.clazz === 'start') {
         if (this.activeIndex === 0 && this.currentNode.clazz === 'start') {