报错

project/qianxinan/Announce/AppAnnounce/components/Add.vue

@@ -33,11 +33,11 @@
                     @change="onSelcetChange">
                     <div class="AppAnnounceDetail-select">
                       <el-input size="small" class="AppAnnounceDetail-select__input" placeholder="请选择..." disabled v-model="form.wxGroupsName"></el-input>
-                      <div class="select-left" v-if="form.wxGroups.length">
+                      <div class="select-left" v-if="form.wxGroups && form.wxGroups.length">
                         <span v-for="(item, index) in form.wxGroups" :key="index" v-if="index < 9">{{ item.groupOwnerName }}</span>
                         <em v-if="form.wxGroups.length > 9">等{{ form.wxGroups.length }}个</em>
                       </div>
-                      <i v-if="!form.wxGroups.length">请选择</i>
+                      <i v-else>请选择</i>
                       <div class="select-right">{{ form.filterCriteria.length ? '重新选择' : '选择' }}</div>
                     </div>
                   </ai-picker>
@@ -54,7 +54,7 @@
                 <el-form-item label="发送内容" prop="content" style="width: 100%;" :rules="[{ required: true, message: '请输入发送内容', trigger: 'blur' }]">
                   <el-input size="small" type="textarea" :rows="6" maxlength="1300" show-word-limit placeholder="请输入文本内容..." v-model="form.content"></el-input>
                   <div class="add">
-                    <div class="fileList" v-if="fileList.length">
+                    <div class="fileList" v-if="fileList && fileList.length">
                       <div class="add-item" v-for="(item, index) in fileList" :key="index">
                         <div class="left">
                           <img :src="mapIcon(item.msgType)"/>
@@ -173,7 +173,7 @@
                   <ai-user-selecter :instance="instance" v-model="form.examines" @change="onUserChange">
                     <div class="AppAnnounceDetail-select">
                       <el-input class="AppAnnounceDetail-select__input" size="small" placeholder="请选择..." v-model="form.examinesName"></el-input>
-                      <div class="select-left" v-if="form.examines.length">
+                      <div class="select-left" v-if="form.examines && form.examines.length">
                         <span v-for="(item, index) in form.examines" :key="index">{{ item.name }}</span>
                       </div>
                       <i v-if="!form.examines.length">请选择</i>
@@ -381,10 +381,11 @@ export default {
 
     groupLen() {
       let i = 0
+      if(this.form.wxGroups && this.form.wxGroups.length) {
         this.form.wxGroups.forEach(v => {
           i = i + v.groupIds.split(',').length
         })
-
+      }
       return i
     }
   },