Finish switching over to simple-mqtt-client, but it's still broken

server/Helpers/Log.mjs

@@ -17,7 +17,7 @@ class Log {
 	log_raw(func, ...items) {
 		let prefix = (new Date()).toISOString();
 		if(this.settings.logging.date_display_mode == "relative") {
-			prefix = (new Date() - this.start_time).toFixed(5);
+			prefix = ((new Date() - this.start_time) / 1000).toFixed(4);
 		}
 		
 		func(`${this.a.locol}[${prefix}]${this.a.reset}`, ...items);

server/package.json

@@ -22,8 +22,8 @@
 		"@iarna/toml": "^2.2.3",
 		"awilix": "^4.2.2",
 		"better-sqlite3": "^5.4.0",
-		"simple-mqtt-client": "^1.0.1",
-		"ttn": "^2.3.2"
+		"debug": "^4.1.1",
+		"simple-mqtt-client": "^1.0.1"
 	},
 	"devDependencies": {
 		"@types/better-sqlite3": "^5.4.0"

server/settings.default.toml

@@ -25,6 +25,7 @@ filename = "lorawan.sqlite"
 # and also "Application Overview -> Handler"
 host = "eu.thethings.network"
 # The port number to connect on.
+# The Things Network uses 1883 for plain-text, and 8883 for TLS.
 port = 8883
 # Whether to use TLS or not.
 tls = true
@@ -39,6 +40,13 @@ app_id = "CHANGE_THIS"
 # there.
 access_key = "CHANGE_THIS"
 
+# A list of devices to monitor.
+# If a device isn't specified here, then we won't hear messages from it.
+# FUTURE: Automatically fetch a list of devices from the TTN API 
+devices = [
+	"CHANGE_THIS"
+]
+
 
 [logging]
 # The format the date displayed when logging things should take.

server/ttn-app-server/MessageHandler.mjs

@@ -7,7 +7,7 @@ class MessageHandler {
 		
 	}
 	
-	async handle(device_id, payload) {
+	async handle(payload) {
 		console.log(arguments);
 	}
 }

server/ttn-app-server/TTNAppServer.mjs

@@ -3,32 +3,58 @@
 import MqttClient from 'simple-mqtt-client';
 
 class TTNAppServer {
+	get connection_string() {
+		return `${this.settings.ttn.tls ? "mqtts" : "mqtt"}://${this.settings.ttn.host}:${this.settings.ttn.port}/`
+	}
+	
 	// Destructure the awilix container
-	constructor({ settings, ansi, message_handler }) {
+	constructor({ settings, ansi, MessageHandler, log }) {
 		this.settings = settings;
 		/** @type {Ansi} */
 		this.a = ansi;
+		/** @type {Log} */
+		this.log = log;
 		/** @type {MessageHandler} */
-		this.message_handler = message_handler;
+		this.message_handler = MessageHandler;
 	}
 	
-	async start() {
+	async run() {
 		if(this.settings.ttn.app_id == "CHANGE_THIS" || this.settings.ttn.access_key == "CHANGE_THIS") {
-			console.error(`${this.a.fred}${this.a.hicol}Error: No TTN app id specified. Try filling in the required values in settings.toml. If they don't exist yet, try using server/settings.default.toml as a reference.${this.a.reset}`);
+			this.log.error(`Error: No TTN app id specified. Try filling in the required values in settings.toml. If they don't exist yet, try using server/settings.default.toml as a reference.`);
 			return false;
 		}
 		
+		this.ttn_client = await this.connect();
 		
-		this.ttn_client = MqttClient.new().init()(
-			this.settings.ttn.app_id,
-			this.settings.ttn.access_key
-		);
-		
-		this.ttn_client.on("uplink", this.handle_message.bind(this));
+		for(let device_name of this.settings.ttn.devices) {
+			if(device_name == "CHANGE_THIS") {
+				this.log.error(`Error: No device names specified. Try filling in the required values in settings.toml. If they don't exist yet, try using server/settings.default.toml as a reference.`);
+				return false;
+			}
+			this.ttn_client.subscribe(`${device_name}/up`, this.handle_message.bind(this));
 		}
 		
-	async handle_message(device_id, payload) {
-		await this.message_handler.handle(device_id, payload);
+		this.log.log(`Connected to ${this.connection_string}`);
+	}
+	
+	connect() {
+		return new Promise((resolve, _reject) => {
+			this.log.log(`Connecting to ${this.connection_string}`);
+			MqttClient.new().init(
+				this.connection_string,
+				this.settings.ttn.app_id,		// Username
+				this.settings.ttn.access_key,	// Password
+				`${this.settings.ttn.app_id}/devices`,	// Base topic
+				(client) => {
+					client;
+					resolve(client);
+				}
+			);
+		})
+	}
+	
+	async handle_message(payload) {
+		await this.message_handler.handle(payload);
 	}
 }