Vue如何使用Element-ui表单发送数据与多张图片到后端详解

<template>
    <div class="content">
      <div class="form">
        <el-form ref="form" :model="Form" label-width="80px">
           <el-form-item label="商品名称">
            <el-input v-model="Form.name"></el-input>
          </el-form-item>
          <el-form-item label="商品价格">
            <el-input v-model="Form.price"></el-input>
          </el-form-item>
          <el-form-item label="商品描述">
            <el-input v-model="Form.description"></el-input>
          </el-form-item>
          <el-form-item>
           <el-upload
            action="/api/users/addProduct"
            list-type="picture-card"
            :on-preview="handlePictureCardPreview"
            :on-remove="handleRemove"
            :before-upload="beforeProductUpload">
            <i class="el-icon-plus"></i>
          </el-upload>
        <el-dialog :visible.sync="dialogVisible">
          <img width="100%" :src="dialogImageUrl" alt="">
        </el-dialog>
         </el-form-item>
         <el-form-item>
            <el-button type="primary" @click="submit">立即创建</el-button>
            <el-button>取消</el-button>
          </el-form-item>
        </el-form>
      </div>
       
    </div>
</template>

 beforeProductUpload(file){
          var _this = this
        return new Promise(function(resolve, reject) {
          var reader = new FileReader()
         reader.readAsDataURL(file)// 这里是最关键的一步，转换成base64
          reader.onload = function(event) {
            _this.Form.imageurl.push(event.target.result) //定义参数获取图片路径
          }
        })

 
<script>
  export default {
    data() {
      return {
          Form: {
       	  name:'',
          imageurl:[],
          price:'',
          description:''
         },
        dialogImageUrl: '',
        dialogVisible: false
      };
      
    },
    methods: {
      handleRemove(file, fileList) {
        //移除图片
        console.log(file, fileList);
      },
      handlePictureCardPreview(file) {
        //图片预览
        this.dialogImageUrl = file.url;
        this.dialogVisible = true;
      },
      beforeProductUpload(file){
          var _this = this
        return new Promise(function(resolve, reject) {
          var reader = new FileReader()
         reader.readAsDataURL(file)// 这里是最关键的一步，转换成base64
          reader.onload = function(event) {
            _this.Form.imageurl.push(event.target.result) //定义参数获取图片路径
          }
        })
        
      },
      submit(){
        var form = {
          name:this.Form.name,
          imgdata: this.Form.imageurl,
          price:this.Form.price,
          description:this.Form.description
        } 
        this.$axios.post('/api/users/addProduct',form).then(res=>{
            console.log(res.data)
            this.$message('发布成功')
            this.Form = ''
            console.log('上传成功')
        })
      }
    }
  }
</script>