@tulioncds/nestjs-nats-streaming-transport/dist/utils/create-stan-connection.js

Fork Nats Streaming Transport for NestJS - Auto Reconnect stan

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createConnection = void 0;
const nats = require("nats");
const stan = require("node-nats-streaming");
const createConnection = async (clusterID, clientID, connectOptions, onReconnect) => {
    const nc = await nats.connect({
        url: connectOptions.url,
        servers: connectOptions.servers,
        encoding: 'binary',
        reconnect: connectOptions.reconnect,
        maxPingOut: connectOptions.maxPingOut,
        maxReconnectAttempts: connectOptions.maxReconnectAttempts,
        reconnectTimeWait: connectOptions.reconnectTimeWait,
        verbose: connectOptions.verbose,
        waitOnFirstConnect: connectOptions.waitOnFirstConnect,
        pingInterval: connectOptions.pingInterval
    });
    let sc = stan.connect(clusterID, clientID, { nc });
    nc.on('reconnect', () => {
        sc = stan.connect(clusterID, clientID, { nc });
        sc.on('connect', () => {
            onReconnect(sc);
        });
    });
    return new Promise((resolve, reject) => {
        sc.on('connect', () => resolve(sc));
        sc.on('error', err => reject(err));
    });
};
exports.createConnection = createConnection;
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