p2p.downloadFile - P2P Download file

downloadFile(params: Object)

Requires:

BaseKit≥2.3.2@ray-js/ray≥0.3.23

Platforms:

iOSAndroid

import { downloadFile } from '@ray-js/ray';

// Promise usage
try {
  const res = await downloadFile({ ...params });
  console.log(res);
} catch (err) {
  console.log(err.errorMsg);
}

Description

Download a file resource to local storage. The client directly initiates an HTTPS GET request and returns the file’s local temporary path (local path). The maximum file size per download is 200 MB. Read the related notes before use. Note: Specify an appropriate Content-Type header in the server response to ensure the client handles the file type correctly.

Parameters

Property	Type	Required	Description
`url`	string	Yes	URL of the resource to download
		No	HTTP request headers; Referer cannot be set
`timeout`	number	No	Timeout in milliseconds
`filePath`	string	No	Path to store the downloaded file (local path)
`complete`	() => void	No	Completion callback (executed on both success and failure)
`success`	(params: Object) => void	No	Callback on successful API call
`fail`	(params: Object) => void	No	Failure callback

success callback parameters

Property	Type	Description	BaseKit Since
`tempFilePath`	string	Temporary file path (local path). Returned when filePath is not provided; the downloaded file is stored in a temporary file	v3.2.6
`filePath`	string	User file path (local path). Returned when filePath is provided; identical to the given filePath	v3.2.6
`statusCode`	number	HTTP status code returned by the developer server	v3.2.6
		Debug information during the request	v3.2.6

fail callback parameters

Property	Type	Description
`errorMsg`	string	Error message
`errorCode`	string \| number	Error code
		Error extension

Return Value

Type: DownloadTask

DownloadTask

Property	Type	Description	BaseKit Since
`abort`	function	Abort the download task	v2.0.1
`onHeadersReceived`	function	Listen for HTTP Response Header events. Fires before the request completion event	v2.0.1
`offHeadersReceived`	function	Stop listening for HTTP Response Header events	v2.0.1
`onProgressUpdate`	function	Listen for download progress change events	v2.0.1
`offProgressUpdate`	function	Stop listening for download progress change events	v2.0.1

Examples

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

downloadFile({
  url: "https://airtake-public-data-1254153901.cos.ap-shanghai.myqcloud.com/ttttestfile/test_video.mp4",
  success: data => {
    console.log(data);
  },
  fail: error => {
    console.error(error);
  },
});