后端返回blob文件流，前端下载文件的整个过程

<template>

<el-button @click="doDownload(row)" type="text" size="small" v-double-click>

<svg-icon icon-class="download-1" class="upload-color" />

</el-button>

</template>

<script>

import { download } from '@/utils/download';

import { downRpt } from '@/api/report';

export default {

name: '',

components: { },

data() {

return {};

},

mounted() {},

methods: {

// 下载

doDownload(row) {

// (row);

if (!row.rstPath) {

messageTip({ message: '还未生成报告', type: 'error' });

return;

}

downRpt({ rstPath: row.rstPath })

.then(res => {

download(res, res.fileName);

})

.catch(() => {});

},

}

};

</script>