feat: more robust toggle wheel script

scripts/toggle_wheel.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
 # Replace these with your device's vendor and product IDs
-VENDOR_ID="c24f"
-PRODUCT_ID="046d"
+# Note: lsusb prints as VENDOR:PRODUCT (e.g., 046d:c24f for Logitech G29)
+#       sysfs expects idVendor=046d and idProduct=c24f
+VENDOR_ID="046d"
+PRODUCT_ID="c24f"
 
 ACTION=$1
 
@@ -20,12 +22,13 @@ fi
 
 DEVICE_PATH=""
 
-# Find the device path in sysfs
-for sysdevpath in $(find /sys/bus/usb/devices/ -name idVendor); do
-    if [[ $(cat "$sysdevpath") == "$VENDOR_ID" ]]; then
-        parentdir="$(dirname "$sysdevpath")"
-        if [[ $(cat "$parentdir/idProduct") == "$PRODUCT_ID" ]]; then
-            DEVICE_PATH="$parentdir"
+# Find the device path in sysfs (robust scan)
+for d in /sys/bus/usb/devices/*; do
+    if [[ -f "$d/idVendor" && -f "$d/idProduct" ]]; then
+        v=$(cat "$d/idVendor")
+        p=$(cat "$d/idProduct")
+        if [[ "$v" == "$VENDOR_ID" && "$p" == "$PRODUCT_ID" ]]; then
+            DEVICE_PATH="$d"
             break
         fi
     fi
@@ -33,15 +36,22 @@ done
 
 # Check if device was found
 if [ -z "$DEVICE_PATH" ]; then
-    echo "Device with Vendor ID $VENDOR_ID and Product ID $PRODUCT_ID not found."
+    echo "Device with Vendor ID $VENDOR_ID and Product ID $PRODUCT_ID not found in /sys/bus/usb/devices."
+    echo "Tip: Run 'lsusb | grep ${VENDOR_ID}:${PRODUCT_ID}' to verify it's connected."
     exit 1
 fi
 
 # Enable or disable the device
+if [ ! -e "$DEVICE_PATH/authorized" ]; then
+    echo "The 'authorized' attribute is not present at $DEVICE_PATH."
+    echo "This device may not support toggling via 'authorized'."
+    exit 1
+fi
+
 if [ "$ACTION" == "off" ]; then
     echo '0' > "$DEVICE_PATH/authorized"
-    echo "Device turned off."
+    echo "Device at $(basename "$DEVICE_PATH") turned off."
 elif [ "$ACTION" == "on" ]; then
     echo '1' > "$DEVICE_PATH/authorized"
-    echo "Device turned on."
+    echo "Device at $(basename "$DEVICE_PATH") turned on."
 fi