antd 上传前加提示框

// 规则库上传前检查格式
    beforeUploadCheck = (file, fileList) => {
        return new Promise(function(resolve,reject){
            Modal.confirm({
                content: intl.get(‘Intl_upload_rule‘),
                onOk:()=>{
                    COOKIE.set(‘XSRF-TOKEN‘, DUMMY_TOKEN);
                    let filename = file.name;
                    filename = filename.split(‘.‘);
            
                    const postfix = filename.pop();
            
                    const isExcel = postfix.toLocaleUpperCase() === ‘XLS‘ || postfix.toLocaleUpperCase() === ‘XLSX‘;
                    // const isLt2M = file.size / 1024 / 1024 < 2;
                    // if (!isLt2M) {
                    //     message.error(‘规则库大小不能超过2M!‘);
                    // }
                    if (!isExcel) {
                        message.error(intl.get(‘Intl_upload_file_type_is_not_excel_error‘));
                    }else{
                        resolve(()=>{
                            return isExcel;
                        })
                    }
                },
                onCancel:()=>{
                }
            })
        })
        
    }
    // 上传后得回调
    handleUploadChange = (info) => {
        const { status, response } = info.file;
        if (status === ‘error‘) {
            notification.error({
                message: response[getLanguageMessage()] || intl.get(‘Intl_fail_upload‘),
            });
        }
        if (status === ‘done‘) {
            message.success(response[getLanguageMessage()] || intl.get(‘Intl_upload_success‘));
            // 刷新列表
            this.props.dispatch({ type: ‘sensitivityModel/getRuleList‘, payload: { language: getLanguage() } })
        }
    }

<Upload
    name="file"
    accept="aplication/zip"
    showUploadList={false}
    // IE10 以上有效
    headers={{
        ‘X-XSRF-TOKEN‘: DUMMY_TOKEN
    }}
    action={`${CONFIG.BASE_URL}/policy/rule-base/upload/${record.id}?language=${getLanguage()}`}
    beforeUpload={this.beforeUploadCheck}
    onChange={this.handleUploadChange}
> 
    <Button className="operateBtn unlock" icon="upload">
        {intl.get("Intl_upload")}
    </Button>
</Upload>