文件上传非空判断

src/views/eventLogUpload.vue

@@ -22,7 +22,7 @@
         <div class="el-upload__tip" slot="tip" v-if="showTip">
           请上传
           <template v-if="fileSize"> 大小不超过 <b style="color: #f56c6c">{{ fileSize }}MB</b></template>
-<!--          <template v-if="fileType"> 格式为 <b style="color: #f56c6c">{{ fileType.join('/') }}</b></template>-->
+          <!--          <template v-if="fileType"> 格式为 <b style="color: #f56c6c">{{ fileType.join('/') }}</b></template>-->
           的文件
         </div>
       </el-upload>
@@ -123,22 +123,29 @@ export default {
   methods: {
     submitUpload() {
       let fileUrl=[]
-      if(this.fileList!=null&&this.fileList.length>0){
-        for (let i = 0; i < this.fileList.length; i++) {
-          let file={attachPath:this.fileList[i].url,fileName:this.fileList[i].webName,busIndx: "bus_indx_forest",busSource: "PC"}
-          fileUrl.push(file)
+      if (this.fileList!=null&&this.fileList.length>0)
+      {
+        if(this.fileList!=null&&this.fileList.length>0){
+          for (let i = 0; i < this.fileList.length; i++) {
+            let file={attachPath:this.fileList[i].url,fileName:this.fileList[i].webName,busIndx:  "bus_indx_forest",busSource: "PC"}
+            fileUrl.push(file)
+          }
         }
+        let param={ eventCode:this.eventCode,operation:"bus_oper_type_2",operationType:"log_oper_type_1",fileList: fileUrl }
+        //日志文件上传
+        eventLogUpload(param).then(res => {
+          if(res.code==200){
+            this.$message.success(`上传成功!`);
+            this.showEventLogUpload = false
+            this.cancelEventLogUploadShow();
+            this.$parent.refreshEventDialog(this.eventCode)
+          }
+        })
+      }else {
+        this.$message.warning(`请先上传文件!`);
       }
-      let param={ eventCode:this.eventCode,operation:"bus_oper_type_2",operationType:"log_oper_type_1",fileList: fileUrl }
-      //日志文件上传
-      eventLogUpload(param).then(res => {
-        if(res.code==200){
-          this.$message.success(`上传成功!`);
-          this.showEventLogUpload = false
-          this.cancelEventLogUploadShow();
-          this.$parent.refreshEventDialog(this.eventCode)
-        }
-      })
+
+
     },
     eventLogUpload(eventCode) {
       this.eventCode=eventCode