Websocket

Installation

npm install @vite/vitejs-ws --save

yarn add @vite/vitejs-ws

Module Import

import WS_RPC from "@vite/vitejs-ws";

const { WS_RPC } = require('@vite/vitejs-ws');

Constructor

• Constructor Parameters:

  • url : string Connection URL. Default is ws://localhost:31420
  • timeout? : number Timeout(ms). Default is 60000
  • __namedParameters? : object
    • headers? : object : Request header
    • protocol? : Protocol
    • clientConfig? : object : require('websocket').w3cwebsocket ==> clientConfig
    • retryTimes? : number : Retry times. Default is 10
    • retryInterval? : number : Retry interval(ms). Default is 10000

• Example:

import WS_RPC from "@vite/vitejs-ws";
const wsProvider = new WS_RPC("ws://localhost:8080");

Properties

Name	Type	Description
url	string	Connection URL
protocol	string	Protocol
headers	object	Request header
clientConfig	object	Client config object
type	string	Protocol type
timeout	number(ms)	Timeout

Methods

abort

Abort current connection and discard all pending requests

request

Call RPC API and return response

• Parameters:

  • methodName : string Name of API method
  • params : any Passed-in parameters

• Returns:

  • Promise< JsonRPC response > RPC response

sendNotification

Call RPC API and do not return response

• Parameters:
  • methodName : string Name of API method
  • params : any Passed-in parameters

batch

Call a batch of RPC APIs

• Parameters:

  • requests : array<object>
    • type : string<request | notification | batch> : Type
    • methodName : string : Name of API method
    • params : any : Passed-in parameters

• Returns:

  • Promise< JsonRPC response > RPC response

reconnect

Reconnect

disconnect

Disconnect

subscribe

Subscribe to event

• Parameters:
  • callback : Function Callback function will be called when the event occurs

unsubscribe

Cancel subscription