(feat): improve tray icon

(qol): update todo

apps/web/src/index.tsx

@@ -23,7 +23,8 @@ import Login from "@/routes/screens/login";
 
 import CallPopout from "@tensamin/call/popout";
 import ChatContext from "@tensamin/chat/context";
-import { useInitializeCall } from "@tensamin/call/store";
+import { useCall, useInitializeCall } from "@tensamin/call/store";
+import { useIsSpeaking } from "@tensamin/call/speakingState";
 import { Provider as MTPProvider } from "@tensamin/mtp";
 import UserProvider from "@tensamin/user/context";
 import DeeplinkContext from "@tensamin/tauri/deeplinkHandler";
@@ -274,8 +275,94 @@ function AppShell() {
   );
 }
 
+function createCallTrayIcon(color: string, speaking: boolean) {
+  const canvas = document.createElement("canvas");
+  canvas.width = 32;
+  canvas.height = 32;
+
+  const context = canvas.getContext("2d");
+  if (!context) return undefined;
+
+  context.globalAlpha = speaking ? 1 : 0.55;
+  context.fillStyle = color;
+  context.beginPath();
+  context.arc(16, 16, 13, 0, Math.PI * 2);
+  context.fill();
+
+  if (speaking) {
+    context.globalAlpha = 0.3;
+    context.fillStyle = "#ffffff";
+    context.fill();
+  }
+
+  return canvas.toDataURL("image/png");
+}
+
 function CallInit() {
-  return useInitializeCall();
+  useInitializeCall();
+
+  const { load } = useStorage();
+  const {
+    themeColor,
+    themePalette,
+    themePrimaryColor,
+    themePolarity,
+    themeTint,
+    themeCustomCss,
+  } = useTheme();
+  const [localUserId, setLocalUserId] = useState(-1);
+  const [primaryColor, setPrimaryColor] = useState("");
+  const inCall = useCall((state) => state.state === "open");
+  const speaking = useIsSpeaking(localUserId);
+
+  useEffect(() => {
+    let active = true;
+
+    load("user_id").then((userId) => {
+      if (active) setLocalUserId(userId);
+    });
+
+    return () => {
+      active = false;
+    };
+  }, [load]);
+
+  useEffect(() => {
+    const frame = requestAnimationFrame(() => {
+      setPrimaryColor(
+        getComputedStyle(document.documentElement)
+          .getPropertyValue("--primary")
+          .trim(),
+      );
+    });
+
+    return () => cancelAnimationFrame(frame);
+  }, [
+    themeColor,
+    themeCustomCss,
+    themePalette,
+    themePolarity,
+    themePrimaryColor,
+    themeTint,
+  ]);
+
+  useEffect(() => {
+    const iconDataUrl = primaryColor
+      ? createCallTrayIcon(primaryColor, speaking)
+      : undefined;
+
+    void window.tensaminDesktop?.call
+      ?.setStatus?.({
+        inCall,
+        speaking: inCall && speaking,
+        iconDataUrl: inCall ? iconDataUrl : undefined,
+      })
+      .catch((error: unknown) => {
+        console.error("Failed to update desktop call status", error);
+      });
+  }, [inCall, primaryColor, speaking]);
+
+  return null;
 }
 
 const rootRoute = createRootRoute({