updated waybar script to not crash with my usb c hub

waybar/scripts/volume_combined.py

@@ -0,0 +1,64 @@
+import subprocess
+import json
+import sys
+
+def get_wpctl_status(target):
+    try:
+        output = subprocess.check_output(["wpctl", "get-volume", target], text=True)
+        parts = output.strip().split()
+        if len(parts) < 2:
+            return 0, False
+        vol = int(float(parts[1]) * 100)
+        muted = "[MUTED]" in output
+        return vol, muted
+    except:
+        return 0, False
+
+def get_pactl_description(target_type):
+    try:
+        cmd_info = ["pactl", "info"]
+        info = subprocess.check_output(cmd_info, text=True)
+        search_key = "Default Sink" if target_type == "sink" else "Default Source"
+        default_dev = next(line.split(": ")[1] for line in info.splitlines() if search_key in line)
+        
+        cmd_list = ["pactl", "list", "sinks" if target_type == "sink" else "sources"]
+        output = subprocess.check_output(cmd_list, text=True)
+        
+        blocks = output.split("\n\n")
+        for block in blocks:
+            if f"Name: {default_dev}" in block:
+                for line in block.splitlines():
+                    if "Description:" in line:
+                        desc = line.split(": ")[1].strip()
+                        # Add a small hint if it is a monitor, though cycle_input should prevent it
+                        if ".monitor" in default_dev:
+                            return "Monitor: " + desc[:11]
+                        return desc[:20]
+    except:
+        pass
+    return "Unknown"
+
+try:
+    target_type = sys.argv[1] if len(sys.argv) > 1 else "sink"
+    target = "@DEFAULT_AUDIO_SINK@" if target_type == "sink" else "@DEFAULT_AUDIO_SOURCE@"
+
+    vol, muted = get_wpctl_status(target)
+    name = get_pactl_description(target_type)
+
+    if muted:
+        icon = "" if target_type == "sink" else ""
+        text = f"{name} {icon}"
+        cls = "muted"
+    else:
+        if target_type == "sink":
+            if vol <= 30: icon = ""
+            elif vol <= 60: icon = ""
+            else: icon = ""
+        else:
+            icon = ""
+        text = f"{name} {vol}% {icon}"
+        cls = "unmuted"
+
+    print(json.dumps({"text": text, "class": cls, "percentage": vol}))
+except Exception as e:
+    print(json.dumps({"text": "Error", "class": "error"}))