...

Presentation/HushianWebApp/wwwroot/scroll-visibility.js

@@ -0,0 +1,16 @@
+window.observeVisibility = (dotNetRef) => {
+    const elements = document.querySelectorAll(".chat-bubble[data-id]");
+    const observer = new IntersectionObserver(entries => {
+        entries.forEach(entry => {
+            if (entry.isIntersecting) {
+                const id = entry.target.getAttribute("data-id");
+                dotNetRef.invokeMethodAsync("MarkAsRead", parseInt(id));
+                observer.unobserve(entry.target); // دیگه دوباره نخونه
+            }
+        });
+    }, {
+        threshold: 0.6 // 60٪ از پیام دیده بشه
+    });
+
+    elements.forEach(el => observer.observe(el));
+};