Fix battery script

home/battery/default.nix

@@ -6,28 +6,22 @@ let
     LEVEL=$(cat "$BAT/capacity")
     STATUS=$(cat "$BAT/status")
 
-    has_notifications() {
-      ${pkgs.dbus}/bin/busctl --user status org.freedesktop.Notifications >/dev/null 2>&1
-    }
-
     if [ "$STATUS" = "Discharging" ] && [ "$LEVEL" -lt 3 ]; then
       ${pkgs.systemd}/bin/systemctl hibernate
       exit 0
     fi
 
-    if has_notifications; then
     if [ "$STATUS" = "Discharging" ] && [ "$LEVEL" -lt 20 ]; then
       ${pkgs.dunst}/bin/dunstify \
         -r 9991 \
         -t 0 \
         -u critical \
         "Battery Low" \
-          "Battery is at ''${LEVEL}%"
+        "Battery is at ''${LEVEL}%" 2>/dev/null || true
     else
       ${pkgs.dunst}/bin/dunstify \
         -C 9991 2>/dev/null || true
     fi
-    fi
   '';
 in
 {
@@ -49,7 +43,8 @@ in
 
     Timer = {
       OnBootSec = "15s";
-      OnUnitActiveSec = "15s";
+      OnUnitInactiveSec = "15s";
+      AccuracySec = "1s";
     };
 
     Install = {