From 491cbcb25911f9d5506f8cbdc59668f11a875dc2 Mon Sep 17 00:00:00 2001
From: ericek111 <erik@brocko.eu>
Date: Fri, 25 Sep 2026 18:31:50 +0000
Subject: [PATCH] Leave the server when the app is swiped away

The process lived on without a screen, or was killed without a word, and
the server held our identity as a ghost until it timed out, refusing a
reconnect in the meantime as a clone.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 .../java/com/ts3client/android/ConnectionService.kt | 13 +++++++++++++
 .../java/com/ts3client/android/SessionController.kt |  6 ++++++
 2 files changed, 19 insertions(+)

diff --git a/android/app/src/main/java/com/ts3client/android/ConnectionService.kt b/android/app/src/main/java/com/ts3client/android/ConnectionService.kt
index c68e27d..9a46042 100644
--- a/android/app/src/main/java/com/ts3client/android/ConnectionService.kt
+++ b/android/app/src/main/java/com/ts3client/android/ConnectionService.kt
@@ -12,6 +12,7 @@ import android.net.wifi.WifiManager
 import android.os.PowerManager
 import androidx.lifecycle.LifecycleService
 import androidx.lifecycle.lifecycleScope
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.launch
@@ -66,6 +67,18 @@ class ConnectionService : LifecycleService() {
         return START_NOT_STICKY
     }
 
+    /**
+     * The user swiped the app away: they are done with it, connection included. Leaving
+     * properly spares the server a ghost that would hold our identity until it times out.
+     */
+    override fun onTaskRemoved(rootIntent: Intent?) {
+        super.onTaskRemoved(rootIntent)
+        lifecycleScope.launch(Dispatchers.IO) {
+            sessions.leave()
+            stopSelf()
+        }
+    }
+
     override fun onDestroy() {
         wifiLock.release()
         wakeLock.release()
diff --git a/android/app/src/main/java/com/ts3client/android/SessionController.kt b/android/app/src/main/java/com/ts3client/android/SessionController.kt
index 7b5521f..af77253 100644
--- a/android/app/src/main/java/com/ts3client/android/SessionController.kt
+++ b/android/app/src/main/java/com/ts3client/android/SessionController.kt
@@ -162,6 +162,12 @@ class SessionController(private val context: Context) {
         session.disconnect()
     }
 
+    /** Leaves the server before returning, for when the app goes away with the connection. */
+    fun leave() {
+        network.leaving()
+        session.shutdown()
+    }
+
     // ---- bookmarks ----
 
     fun addBookmark(label: String, address: String, nickname: String, password: String) {