基于antd-vue图片组件封装优化

<template>
  <div class="clearfix">
    <a-upload
      list-type="picture-card"
      :file-list="fileList"
      :headers="headers"
      @preview="handlePreview"
      :custom-request="customRequestFunction"
      :before-upload="beforeUpload"
      :remove="handelRemove"
      :accept="accept"
    >
      <div v-if="!isMax">
        <a-icon type="plus" />
        <div class="ant-upload-text">
          {
   {
    (defaultConfig && defaultConfig.word) || "Upload" }}
        </div>
      </div>
    </a-upload>
    <a-modal :visible="previewVisible" :footer="null" @cancel="handleCancel">
      <img alt="example" style="width: 100%" :src="previewImage" />
    </a-modal>
  </div>
</template>
<script>
function getBase64(file) {
   
  return new Promise((resolve, reject) => {
   
    const reader = new FileRe