TnWs - Tradernet WebSocket Client

This package provides a set of utility classes to connect and interact with the Tradernet WebSocket server.

Installation

You can install the package using npm:

npm i tn-ws-nodejs

Usage

You can use the TnWs class to connect to the WebSocket server and subscribe to various events.

Here is a simple usage example:

import { TnWs } from 'tnws';

(async () => {
    const client = new TnWs({
        login: '<your_login>',
        password: '<your_password>',
    });

    await client.connect();

    client.subscribeToQuotes(['AAPL', 'GOOG'], (quote) => {
        console.log('Received quote:', quote);
    });

    client.subscribeToMarkets((markets) => {
        console.log('Received markets:', markets);
    });
})();

API

The TnWs class provides the following methods:

• connect(): Connect to the WebSocket server. Returns a promise that resolves when the connection is successful.
• subscribeToQuotes(tickers: string[], callback): Subscribe to quote events for the provided tickers.
• subscribeToOrderBook(tickers: string[], callback): Subscribe to order book events for the provided tickers.
• subscribeToMarkets(callback): Subscribe to market events.
• subscribeToPortfolio(callback): Subscribe to portfolio events.
• subscribeToSessions(callback): Subscribe to session events.
• subscribeToSignals(signalType: string, callback): Subscribe to signal events of the specified type.
• unsubscribe(events: string[]): Unsubscribe from the specified events.

TODO

• storing all current subscriptions and send them when reconnection happened
• auth by API keys