import axios from 'axios'
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import store from '@/store'
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import { Message } from 'element-ui'
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/**
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*文件下载
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*/
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export function downloadFile (config, type = 'application/vnd.ms-excel') {
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return axios({
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method: config.Method ? 'get' : 'post',
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url: `${process.env.VUE_APP_CURRENTMODE === 'development' ? '/api' : process.env.VUE_APP_API_BASE_URL}${config.url}`,
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data: config.data, // 传递参数
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params: config.Method ? config.data : undefined,
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responseType: 'blob', // 表明返回服务器返回的数据类型
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// 设置请求头信息
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headers: {
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Authorization: 'Bearer ' + store.state.token
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},
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// `onUploadProgress` 允许为上传处理进度事件
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onUploadProgress: config.onUploadProgress,
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onDownloadProgress: config.onDownloadProgress
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}).then(response => {
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if (!response.headers['content-disposition']) {
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Message({
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message: '导出失败！',
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type: 'error'
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})
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return
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}
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return new Promise(function (resolve, reject) {
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if (response.data) {
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const blob = new Blob([response.data], { type })
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const link = document.createElement('a')
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link.style.display = 'none'
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link.href = URL.createObjectURL(blob)
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// response.headers['content-disposition'].split(';')[1].split('=')[1]
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if (config.type !== 'varied') {
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link.setAttribute('download', config.fileName + (config.type ? config.type : '.xls'))
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} else {
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link.setAttribute('download', config.fileName)
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}
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document.body.appendChild(link)
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link.click()
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document.body.removeChild(link)
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resolve(1)
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Message({
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message: '导出成功！',
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type: 'success'
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})
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} else {
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reject(response.msg)
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}
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})
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}).catch(error => {
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Message({
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message: '导出失败！',
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type: 'error'
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})
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// 请求失败，
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console.log(error)
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})
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}
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