@open-oracle-origami/origami-js-mill-coinbase/dist/esm/main.js

Open Oracle Origami Node JS Coinbase Mill

import WebSocket from 'ws';
export default ({ press, productIds, socketServerUrl = 'wss://ws-feed.exchange.coinbase.com', }) => {
    const ws = new WebSocket(socketServerUrl);
    ws.on('open', () => {
        const openMessage = {
            type: 'subscribe',
            product_ids: productIds,
            channels: ['ticker'],
        };
        ws.send(JSON.stringify(openMessage));
    });
    // TODO: Fix types
    ws.on('message', (data) => {
        // eslint-disable-next-line @typescript-eslint/no-base-to-string
        const d = JSON.parse(data.toString());
        // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
        if (d.type !== 'ticker')
            return;
        // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
        else if (d.type === 'error')
            return; // TODO: Handle this error, leaving placeholder
        // eslint-disable-next-line @typescript-eslint/no-unsafe-argument, @typescript-eslint/no-unsafe-member-access
        press(d.product_id, d);
    });
    // TODO: Handle errors somehow...
    ws.on('error', () => { });
    return () => {
        ws.terminate();
    };
};