文件上传 antd Upload

• 入口

        let params = {
          riskProjectInfoId:'adsfdsfsdgfdsfgfhd',
          riskProjectNumber:'NUMBER-001',
        }
        let propsUpload = UploadUtil.getPropsUpload(url.importRiskAttachmentLibrary,'inspectLibraryFile',params);


                            <Upload {...propsUpload}>
                                <Button>
                                    <Icon type="upload" /> {'检查库导入'}
                                </Button>
                            </Upload>

• UploadUtil.js

  getPropsUpload: (action, name = 'file', data={}) => {
    const props = {
        name,
        action: action,
        data,
        onChange: UploadUtil.propsUploadOnChange,
    };
    return props;
},

    propsUploadOnChange: info => {
        console.log('propsUploadOnChange.info', info);
        if (info.file.status !== 'uploading') {
            console.log(info.file, info.fileList);
        }
        if (info.file.status === 'done') {
            message.success(`${info.file.name} file uploaded successfully`);
        } else if (info.file.status === 'error') {
            message.error(`${info.file.name} file upload failed.`);
        }
    }

文件下载

• 入口

                                <Button
                                onClick={()=>{
                                  FileUtil.export(url.exportRiskAttachmentLibrary,{})
                                }}
                                >
                                    <Icon type="export" /> {'检查库导出'}
                                </Button>

• FileUtil.js

    /**
     * 导出文件
     * @param {*} url
     * @param {*} params
     */
    export: async (
        url,
        params,
        config = {
            responseType: 'blob' // TODO important 解决文件乱码问题
        }
    ) => {
        console.log('file export start');
        const response = await exportFile(url, params, config);
        FileUtil.downloadZipByResponse(response);
        console.log('file export end');
    },

    getFileNameByResponse: response => {
        const { headers } = response;

        const contentDisposition = headers['content-disposition'];
        const contentDispositionArr = contentDisposition.split(';');
        let filename = '未命名';
        for (let i = 0; i < contentDispositionArr.length; i++) {
            if (contentDispositionArr[i].indexOf('filename') > -1) {
                filename = decodeURI(contentDispositionArr[i].split('=')[1]) || '未命名';
            }
        }
        return filename;
    },

    downloadZipByResponse: response => {
        const { headers, data } = response;
        const contentType = headers['content-type'];
        const filename = FileUtil.getFileNameByResponse(response);
        var anchor = document.createElement('a');
        document.body.appendChild(anchor);
        var blob = new Blob([data], {
            type: contentType
        });
        var blobUrl = window.URL.createObjectURL(blob);

        anchor.href = blobUrl;
        anchor.download = filename;

        anchor.click();
        window.URL.revokeObjectURL(blobUrl);
        anchor.remove();
    },

• apiFile.js

import { requestFile } from '~/utils/request';

// exportFile 
export function exportFile(url, params, config) {
    return requestFile.post(url, params, config);
}

• request.js

const requestFile = axios.create({
  baseURL: '/'
});
requestFile.interceptors.response.use(
    response => {
        if (response.status >= 200 && response.status < 300) {
            return response; // response
        }
        const error = new Error(response.statusText);
        error.response = response;
        throw error;
    },
    error => {
        console.log('error', error);
        return Promise.reject(error);
    }
);

参考：

下载后台传过来的流文件（excel）后乱码问题详解