From bef5359702c6300fda097f56681e5d2820d62613 Mon Sep 17 00:00:00 2001
From: Robin Seger <pixelkhaos@live.com>
Date: Tue, 23 Sep 2025 10:04:21 +0200
Subject: audio: audio device changed toasts (#684)

* Added toast notifications for audio device changes

* rename to toasts

* moved into audio service

* fixes

---------

Co-authored-by: 2 * r + 2 * t <61896496+soramanew@users.noreply.github.com>
---
 README.md                  |  6 +++++-
 config/UtilitiesConfig.qml |  6 ++++++
 services/Audio.qml         | 34 ++++++++++++++++++++++++++++++++++
 3 files changed, 45 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 71aedbf..f72ecdc 100644
--- a/README.md
+++ b/README.md
@@ -567,7 +567,11 @@ default, you must create it manually.
     },
     "utilities": {
         "enabled": true,
-        "maxToasts": 4
+        "maxToasts": 4,
+        "toasts": {
+            "audioOutputChanged": true,
+            "audioInputChanged": true
+        }
     }
 }
 ```
diff --git a/config/UtilitiesConfig.qml b/config/UtilitiesConfig.qml
index d9d4ed5..c1bad2a 100644
--- a/config/UtilitiesConfig.qml
+++ b/config/UtilitiesConfig.qml
@@ -5,8 +5,14 @@ JsonObject {
     property int maxToasts: 4
 
     property Sizes sizes: Sizes {}
+    property Toasts toasts: Toasts {}
 
     component Sizes: JsonObject {
         property int width: 430
     }
+
+    component Toasts: JsonObject {
+        property bool audioOutputChanged: true
+        property bool audioInputChanged: true
+    }
 }
diff --git a/services/Audio.qml b/services/Audio.qml
index 95990c5..bc87d46 100644
--- a/services/Audio.qml
+++ b/services/Audio.qml
@@ -2,12 +2,17 @@ pragma Singleton
 
 import qs.config
 import Caelestia.Services
+import Caelestia
 import Quickshell
 import Quickshell.Services.Pipewire
+import QtQuick
 
 Singleton {
     id: root
 
+    property string previousSinkName: ""
+    property string previousSourceName: ""
+
     readonly property var nodes: Pipewire.nodes.values.reduce((acc, node) => {
         if (!node.isStream) {
             if (node.isSink)
@@ -74,6 +79,35 @@ Singleton {
         Pipewire.preferredDefaultAudioSource = newSource;
     }
 
+    onSinkChanged: {
+        if (!sink?.ready)
+            return;
+
+        const newSinkName = sink.description || sink.name || qsTr("Unknown Device");
+
+        if (previousSinkName && previousSinkName !== newSinkName && Config.utilities.toasts.audioOutputChanged)
+            Toaster.toast(qsTr("Audio output changed"), qsTr("Now using: %1").arg(newSinkName), "volume_up");
+
+        previousSinkName = newSinkName;
+    }
+
+    onSourceChanged: {
+        if (!source?.ready)
+            return;
+
+        const newSourceName = source.description || source.name || qsTr("Unknown Device");
+
+        if (previousSourceName && previousSourceName !== newSourceName && Config.utilities.toasts.audioInputChanged)
+            Toaster.toast(qsTr("Audio input changed"), qsTr("Now using: %1").arg(newSourceName), "mic");
+
+        previousSourceName = newSourceName;
+    }
+
+    Component.onCompleted: {
+        previousSinkName = sink?.description || sink?.name || qsTr("Unknown Device");
+        previousSourceName = source?.description || source?.name || qsTr("Unknown Device");
+    }
+
     PwObjectTracker {
         objects: [...root.sinks, ...root.sources]
     }
-- 
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