1 files changed, 29 insertions, 0 deletions
diff --git a/src/frontend/app/hooks/useEnMarchaAnnouncement.ts b/src/frontend/app/hooks/useEnMarchaAnnouncement.ts
new file mode 100644
index 0000000..d135465
--- /dev/null
+++ b/src/frontend/app/hooks/useEnMarchaAnnouncement.ts
@@ -0,0 +1,29 @@
+import { useEffect, useState } from "react";
+
+export const useEnMarchaAnnouncement = () => {
+  const [isOpen, setIsOpen] = useState(false);
+
+  useEffect(() => {
+    const lastShown = localStorage.getItem("enmarcha_announcement_last_shown");
+    const today = new Date().toISOString().split("T")[0];
+
+    if (lastShown !== today) {
+      // Show after a short delay to not overwhelm the user immediately on load
+      const timer = setTimeout(() => {
+        setIsOpen(true);
+      }, 2000);
+      return () => clearTimeout(timer);
+    }
+  }, []);
+
+  const closeAnnouncement = () => {
+    const today = new Date().toISOString().split("T")[0];
+    localStorage.setItem("enmarcha_announcement_last_shown", today);
+    setIsOpen(false);
+  };
+
+  return {
+    isOpen,
+    closeAnnouncement,
+  };
+};