✨ ags(control-center/tiles/nightlight): also show gamma filter percentage when needed

ags/widget/control-center/tiles/NightLight.ts

@@ -1,4 +1,4 @@
-import { bind } from "astal";
+import { bind, Variable } from "astal";
 import { Tile, TileProps } from "./Tile";
 import { NightLight } from "../../../scripts/nightlight";
 import { togglePage } from "../Pages";
@@ -8,9 +8,14 @@ import { tr } from "../../../i18n/intl";
 export const TileNightLight = Tile({
     title: tr("control_center.tiles.night_light.title"),
     icon: "󰖔",
-    description: bind(NightLight.getDefault(), "temperature").as((temp) => 
-        temp === 10000 ? tr("control_center.tiles.night_light.default_desc") 
-            : `${temp}K`),
+    description: Variable.derive([
+        bind(NightLight.getDefault(), "temperature"),
+        bind(NightLight.getDefault(), "gamma")
+    ], (temp, gamma) => 
+        (temp === 10000 ? tr("control_center.tiles.night_light.default_desc") 
+            : `${temp}K`) + (gamma < NightLight.getDefault().maxGamma ? 
+                ` (${gamma}%)` : "")
+    )(),
     iconSize: 16,
     onToggledOff: () => NightLight.getDefault().identity = true,
     onToggledOn: () => NightLight.getDefault().identity = false,