ngx-message-bus/esm2015/src/message.bus.js

Messaging system for angular 11.x application. It allows communication between components and modules. Direct messages, messages by types and broadcasting.

import { ErrorHandlingEnum } from './error-handling.enum';
import { Connection } from "./connection";
import { Hub } from "./hub";
import { Injectable } from "@angular/core";
import * as i0 from "@angular/core";
export class MessageBus {
    constructor() {
        this.errorHandling = ErrorHandlingEnum.Log;
        this.hubs = {};
    }
    setLogLevel(errorHandling) {
        this.errorHandling = errorHandling;
    }
    connect(hubName, subscriberId) {
        hubName = hubName.toString();
        if (!this.hubs[hubName] || this.hubs[hubName] === null) {
            this.hubs[hubName] = new Hub(hubName, this.errorHandling);
        }
        const hub = this.hubs[hubName];
        const connection = new Connection(hub, subscriberId);
        hub.connect(connection);
        return connection;
    }
    disconnect(connection) {
        if (!connection || connection == null) {
            return;
        }
        const hubName = connection.getHubName().toString();
        let hub = this.hubs[hubName];
        if (hub) {
            hub.disconnect(connection);
            if (hub.getActiveConnections() < 1) {
                hub.dispose();
                this.hubs[hubName] = null;
            }
        }
    }
}
MessageBus.ɵprov = i0.ɵɵdefineInjectable({ factory: function MessageBus_Factory() { return new MessageBus(); }, token: MessageBus, providedIn: "root" });
MessageBus.decorators = [
    { type: Injectable, args: [{
                providedIn: 'root'
            },] }
];
MessageBus.ctorParameters = () => [];
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