fix: enable soft reconnect (#119)

Try to reconnect softly to the ts3 server instead of crashing hard in case of closed connection or errors. Also tracks if a re-connection attempt is currently in progress.

Reviewed-on: #119
Reviewed-by: branch-buddy <branch-buddy@t00n.de>
Co-authored-by: Timo Behrendt <t.behrendt@t00n.de>
Co-committed-by: Timo Behrendt <t.behrendt@t00n.de>

src/ts3gotify.ts

@@ -1,13 +1,13 @@
 import type { Gotify } from "gotify";
 import type { Logger } from "pino";
 import type { TeamSpeak, TextMessageTargetMode } from "ts3-nodejs-library";
-import type { GotifyConfig, Mode } from "./types";
 import {
   ClientConnect,
   ClientDisconnect,
   ClientMoved,
   TextMessage,
 } from "ts3-nodejs-library/lib/types/Events";
+import type { GotifyConfig, Mode } from "./types";
 
 function resolveMessageTarget(target: TextMessageTargetMode): string {
   if (target === 1) {
@@ -45,6 +45,8 @@ export function ts3gotifyFactory(
   gotifyConfig: GotifyConfig,
   logger: Logger
 ) {
+  let reconnectInProgress = false;
+
   function sendNotification(message: string) {
     gotifyClient
       .send({
@@ -87,15 +89,32 @@ export function ts3gotifyFactory(
     }
   }
 
-  ts3Client.on("close", async () => {
+  async function reconnectWithBackoff() {
+    if (reconnectInProgress) {
+      return;
+    }
+
+    reconnectInProgress = true;
     logger.info("disconnected, trying to reconnect...");
-    await ts3Client.reconnect(5, 1000);
+
+    try {
+      await ts3Client.reconnect(10, 2000);
       logger.info("reconnected!");
+    } catch (error) {
+      const message = error instanceof Error ? error.message : String(error);
+      logger.error(`Error reconnecting to TS3 server: ${message}`);
+    } finally {
+      reconnectInProgress = false;
+    }
+  }
+
+  ts3Client.on("close", async () => {
+    await reconnectWithBackoff();
   });
 
   ts3Client.on("error", (error: Error) => {
     logger.error(`Error connecting to TS3 server: ${error.message}`);
-    process.exit(1);
+    reconnectWithBackoff();
   });
 
   return {