refactor: enhance mobile swipe gesture handling and improve outlet behavior on compact routes

overlay/src/app/hooks/useViewTransitions.ts

@@ -0,0 +1,57 @@
+import { useCallback, useEffect } from 'react';
+import { useLocation, useNavigate, NavigateOptions } from 'react-router-dom';
+import { supportsViewTransitions, withViewTransition } from '../utils/viewTransitions';
+
+export const useViewTransitions = () => {
+  const location = useLocation();
+
+  useEffect(() => {
+    if (!supportsViewTransitions()) {
+      return;
+    }
+
+    document.documentElement.classList.add('view-transitions-enabled');
+
+    return () => {
+      document.documentElement.classList.remove('view-transitions-enabled');
+    };
+  }, []);
+
+  useEffect(() => {
+    // Route changed
+  }, [location]);
+
+  return {
+    supportsViewTransitions: supportsViewTransitions(),
+  };
+};
+
+/**
+ * Navigate helper. On Capacitor / coarse-pointer, View Transitions are disabled
+ * so DM ↔ space switches cannot leave a stuck hit-blocking overlay.
+ */
+export const useNavigateWithTransition = () => {
+  const navigate = useNavigate();
+
+  return useCallback(
+    (to: string | number, options?: NavigateOptions) => {
+      if (!supportsViewTransitions()) {
+        if (typeof to === 'number') {
+          navigate(to);
+        } else {
+          navigate(to, options);
+        }
+        return;
+      }
+
+      withViewTransition(() => {
+        if (typeof to === 'number') {
+          navigate(to);
+        } else {
+          navigate(to, options);
+        }
+      });
+    },
+    [navigate]
+  );
+};