Release 5.1.0 (#537)

* Use MQTT for start-stream debug messages
* Fix ANSI colors
* Refactor event URL management
* Fix subscription detection
* Improve event URL expiry handling by parsing Amazon S3 expire time
* Convert to ESM/replace colors with chalk
* Force colors for chalk
* Migrate to ESM
* Fix stop of keepalive stream
* Add transcoded event selections
* Update event URL on raw/trancoded toggle
* Switch to per-camera livecall threads
* Customized WebRTC functions
Mostly copied from ring-client-api with port to pure Javascript, removal of unneeded features and additional debugging modified for use as worker thread with ring-mqtt.  Allows easier testing with updated Werift versions.
* Add nightlight enable/disable
* Include nightlight state as attribute
* Only pro versions have nightlight
* Tweak battery level reporting for dual battery cameras
* Release 5.1.0

lib/utils.js

@@ -1,20 +1,28 @@
+import config from './config.js'
+import dns from 'dns'
+import os from 'os'
+import fs from 'fs'
+import { promisify } from 'util'
+import { execSync } from 'child_process'
+import { EventEmitter } from 'events'
+import debugModule from 'debug'
 const debug = {
-    mqtt: require('debug')('ring-mqtt'),
-    attr: require('debug')('ring-attr'),
-    disc: require('debug')('ring-disc')
+    mqtt: debugModule('ring-mqtt'),
+    attr: debugModule('ring-attr'),
+    disc: debugModule('ring-disc'),
+    rtsp: debugModule('ring-rtsp'),
+    wrtc: debugModule('ring-wrtc')
 }
-const config = require('./config')
-const dns = require('dns')
-const os = require('os')
-const fs = require('fs')
-const execSync = require('child_process').execSync
-const { promisify } = require('util')
-const EventEmitter = require('events').EventEmitter
 
-class Utils {
-    // Define a few helper variables for sharing
-    event = new EventEmitter()
-    config = config.data
+export default new class Utils {
+
+    constructor() {
+        this.event = new EventEmitter()
+    }
+
+    config() {
+        return config.data
+    }
 
     // Sleep function (seconds)
     sleep(sec) {
@@ -42,8 +50,8 @@ class Utils {
     }
 
     async getHostIp() {
-        const pLookup = promisify(dns.lookup)
         try {
+            const pLookup = promisify(dns.lookup)
             return (await pLookup(os.hostname())).address
         } catch {
             console.log('Failed to resolve hostname IP address, returning localhost instead')
@@ -74,10 +82,12 @@ class Utils {
         return detectedCores
     }
 
+    isNumeric(num) {
+        return !isNaN(parseFloat(num)) && isFinite(num);
+    }
+
     debug(message, debugType) {
         debugType = debugType ? debugType : 'mqtt'
         debug[debugType](message)
     }
 }
-
-module.exports = new Utils()