audio: fix cycle output, improve icon resolution for sink

fixes #1808

quickshell/Services/AudioService.qml

@@ -43,7 +43,7 @@ Singleton {
     }
 
     signal micMuteChanged
-    signal audioOutputCycled(string deviceName)
+    signal audioOutputCycled(string deviceName, string deviceIcon)
     signal deviceAliasChanged(string nodeName, string newAlias)
     signal wireplumberReloadStarted
     signal wireplumberReloadCompleted(bool success)
@@ -67,7 +67,8 @@ Singleton {
     }
 
     function getAvailableSinks() {
-        return Pipewire.nodes.values.filter(node => node.audio && node.isSink && !node.isStream);
+        const hidden = SessionData.hiddenOutputDeviceNames ?? [];
+        return Pipewire.nodes.values.filter(node => node.audio && node.isSink && !node.isStream && !hidden.includes(node.name));
     }
 
     function cycleAudioOutput() {
@@ -75,20 +76,13 @@ Singleton {
         if (sinks.length < 2)
             return null;
 
-        const currentSink = root.sink;
-        let currentIndex = -1;
-        for (let i = 0; i < sinks.length; i++) {
-            if (sinks[i] === currentSink) {
-                currentIndex = i;
-                break;
-            }
-        }
-
+        const currentName = root.sink?.name ?? "";
+        const currentIndex = sinks.findIndex(s => s.name === currentName);
         const nextIndex = (currentIndex + 1) % sinks.length;
         const nextSink = sinks[nextIndex];
         Pipewire.preferredDefaultAudioSink = nextSink;
         const name = displayName(nextSink);
-        audioOutputCycled(name);
+        audioOutputCycled(name, sinkIcon(nextSink));
         return name;
     }
 
@@ -690,6 +684,46 @@ EOFCONFIG
         }
     }
 
+    function sinkIcon(node) {
+        if (!node)
+            return "speaker";
+
+        const props = node.properties || {};
+        const formFactor = (props["device.form-factor"] || "").toLowerCase();
+
+        switch (formFactor) {
+        case "headphone":
+        case "headset":
+        case "hands-free":
+        case "handset":
+            return "headset";
+        case "tv":
+        case "monitor":
+            return "tv";
+        case "speaker":
+        case "computer":
+        case "hifi":
+        case "portable":
+        case "car":
+            return "speaker";
+        }
+
+        const bus = (props["device.bus"] || "").toLowerCase();
+        if (bus === "bluetooth")
+            return "headset";
+
+        const name = (node.name || "").toLowerCase();
+        if (name.includes("hdmi"))
+            return "tv";
+        if (name.includes("iec958") || name.includes("spdif"))
+            return "speaker";
+
+        if (bus === "usb")
+            return "headset";
+
+        return "speaker";
+    }
+
     function displayName(node) {
         if (!node) {
             return "";