Refactor btre function, update vm_rm, add bspc window rule

.config/fish/functions/btre.fish

@@ -2,21 +2,33 @@ function btre -a device -d 'Reconnect to a known bluetooth device'
     set -l devices CC:98:8B:3E:6B:9D 00:1B:66:E3:07:3A
     set -l index 1
 
-    if test -n "$device"
-        set index $device
+    switch device
+        case sony
+            set index 1
+            return
+        case senn
+            set index 2
+            return
+        case '*'
+            test -n "$device"; and set index $device
     end
 
     bluetoothctl power on
 
-    bluetoothctl remove $devices[$index]
+    and bluetoothctl remove $devices[$index]
 
-    nohup bluetoothctl scan on >/dev/null &
-    sleep 2
+    echo \n"--- Press enter to continue ---"\n
+    bluetoothctl scan on &
+    read -P ''
 
     bluetoothctl pair $devices[$index]
-    bluetoothctl trust $devices[$index]
-    bluetoothctl connect $devices[$index]
-    sleep 2
+    or return $status
+    read -p 'echo \n"--- Press enter to continue ---"\n'
 
-    pkill bluetoothctl
+    bluetoothctl trust $devices[$index]
+    and bluetoothctl connect $devices[$index]
+    or return $status
+    read -p 'echo \n"--- Press enter to continue ---"\n'
+
+    kill %1
 end

.config/fish/functions/vm_rm.fish

@@ -1,5 +1,5 @@
 function vm_rm -a domain -d 'Destroy, undefine, and delete the volume of a domain'
     virsh destroy $domain
     virsh undefine $domain
-    virsh vol-delete /home/m/libvirt/$domain.qcow2
+    virsh vol-delete /home/libvirt/$domain.qcow2
 end