UploadTask.onHeadersReceived - 监听 HTTP Response Header 事件。会比请求完成事件更早

UploadTask.onHeadersReceived(listener: Function)

版本要求:

BaseKit≥2.0.1

支持平台:

iOSAndroid

描述

监听 HTTP Response Header 事件。会比请求完成事件更早

参数

参数	类型	必填	说明
		是	事件监听回调函数

返回值

无

示例代码

import { downloadFile, uploadFile } from '@ray-js/ray'

// 监听响应头：拿到 UploadTask 后注册 onHeadersReceived，收到服务器响应头时回调（比完成更早）
downloadFile({
  url: "https://airtake-public-data-1254153901.cos.ap-shanghai.myqcloud.com/ttttestfile/test_image.jpg",
  success: ({ tempFilePath }) => {
    const task = uploadFile({
      url: "https://httpbin.org/post",
      filePath: tempFilePath,
      name: "file",
      success: () => console.log("上传完成"),
      fail: error => console.error(error),
    });
    task.onHeadersReceived(e => {
      console.log("收到响应头：", JSON.stringify(e.header));
    });
  },
  fail: error => console.error(error),
});