request.downloadFile的url兼容处理

let url2 = "https://xxxx.xxx.huawei.com.cn/xxx/service/project/app-xhorse-java/ControlPannelWeb/images/titleImages/KEY TOOL PLUS CN(1).jpg" 
let encodedUrl = encodeURI(url2); 
try { 
  request.downloadFile(getContext(), { url: encodedUrl }).then((data: request.DownloadTask) => { 
    let downloadTask: request.DownloadTask = data; 
    let completeCallback = () => { 
      console.info('Download task completed.'); 
    }; 
    downloadTask.on('complete', completeCallback); 
 
    let failCallback = () => { 
      console.info('Download task fail.'); 
    }; 
    downloadTask.on('fail', failCallback); 
  }).catch((err: BusinessError) => { 
    console.error(`Failed to request the download. Code: ${err.code}, message: ${err.message}`); 
  }) 
} catch (err) { 
  console.error(`Failed to request the download. err: ${JSON.stringify(err)}`); 
}