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add internal event emitter for error handling

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This commit is contained in:
David 2025-05-08 15:57:14 +00:00
parent 13f0b1811c
commit 7f051dfdcb
3 changed files with 22 additions and 10 deletions
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13
dist/Alex2Node.js vendored
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@ -5,8 +5,10 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
Object.defineProperty(exports, "__esModule", { value: true });
const mqtt_1 = __importDefault(require("mqtt"));
const Device_1 = __importDefault(require("./Device"));
class Alex2MQTT {
const events_1 = require("events");
class Alex2MQTT extends events_1.EventEmitter {
constructor(username, password, rootTopic, debugLogging) {
super(); // Initialize EventEmitter
this.username = username;
this.password = password;
this.rootTopic = rootTopic;
@ -30,7 +32,8 @@ class Alex2MQTT {
console.log("[Alex2Node.ts] Subscribed to topics");
}
if (err) {
throw err;
console.error("[Alex2Node.ts] MQTT connection error:", err);
this.emit("error", err);
}
});
});
@ -48,7 +51,8 @@ class Alex2MQTT {
if (deviceArray.length > 0) {
this.client.publish(topic + "_r", JSON.stringify(deviceArray), (err) => {
if (err) {
throw err;
console.error("[Alex2Node.ts] MQTT connection error:", err);
this.emit("error", err);
}
else if (this.debugLogging) {
console.log(`[Alex2Node.ts] Discovery payloads published to ${topic + "_r"}`);
@ -94,7 +98,8 @@ class Alex2MQTT {
if (this.debugLogging) {
console.error("[Alex2Node.ts] Connection failed:", err);
}
throw err;
console.error("[Alex2Node.ts] MQTT connection error:", err);
this.emit("error", err);
});
}
registerDevice(name, endpointId) {

2
package.json
View file

@ -1,6 +1,6 @@
{
"name": "alex2node",
"version": "1.0.0",
"version": "1.0.1",
"description": "A Node.js library for creating Alexa-compatible devices using MQTT, based on Alex2MQTT.",
"main": "dist/index.js",
"types": "dist/index.d.ts",

17
src/Alex2Node.ts
View file

@ -1,7 +1,8 @@
import mqtt, { MqttClient } from "mqtt";
import Device from "./Device";
import { EventEmitter } from "events";
class Alex2MQTT {
class Alex2MQTT extends EventEmitter {
private client: MqttClient | null = null;
private devices: Device[] = [];
private MqttHost = "mqtt://Alex2MQTT.stormysdream.club";
@ -11,7 +12,10 @@ class Alex2MQTT {
private password: string,
private rootTopic: string,
private debugLogging: boolean
) {}
) {
super(); // Initialize EventEmitter
}
connect(): void {
const options = {
@ -31,7 +35,8 @@ class Alex2MQTT {
console.log("[Alex2Node.ts] Subscribed to topics");
}
if (err) {
throw err;
console.error("[Alex2Node.ts] MQTT connection error:", err);
this.emit("error", err);
}
});
});
@ -56,7 +61,8 @@ class Alex2MQTT {
JSON.stringify(deviceArray),
(err) => {
if (err) {
throw err;
console.error("[Alex2Node.ts] MQTT connection error:", err);
this.emit("error", err);
} else if (this.debugLogging) {
console.log(
`[Alex2Node.ts] Discovery payloads published to ${
@ -109,7 +115,8 @@ class Alex2MQTT {
if (this.debugLogging) {
console.error("[Alex2Node.ts] Connection failed:", err);
}
throw err;
console.error("[Alex2Node.ts] MQTT connection error:", err);
this.emit("error", err);
});
}