v0.7.4 bug fixes

frontend/src/components/ChatWindow.jsx

@@ -43,7 +43,7 @@ export default function ChatWindow({ group, onBack, onGroupUpdated, onDirectMess
   }, []);
 
   useEffect(() => {
-    if (!group) { setMessages([]); return; }
+    if (!group) { setMessages([]); setPinnedMsgIds(new Set()); setPinCount(0); return; }
     setMessages([]);
     setHasMore(false);
     setLoading(true);
@@ -55,8 +55,40 @@ export default function ChatWindow({ group, onBack, onGroupUpdated, onDirectMess
       })
       .catch(e => toast(e.message, 'error'))
       .finally(() => setLoading(false));
+    // Load pinned messages for DMs
+    if (group.is_direct) {
+      api.getPinnedMessages(group.id)
+        .then(({ pinned, count }) => {
+          setPinnedMsgIds(new Set(pinned.map(p => p.id)));
+          setPinCount(count);
+        })
+        .catch(() => {});
+    } else {
+      setPinnedMsgIds(new Set());
+      setPinCount(0);
+    }
   }, [group?.id]);
 
+  const handlePinMessage = async (msgId) => {
+    try {
+      const { count } = await api.pinMessage(msgId);
+      setPinnedMsgIds(prev => new Set([...prev, msgId]));
+      setPinCount(count);
+    } catch (e) {
+      toast(e.message || 'Could not pin message', 'error');
+    }
+  };
+
+  const handleUnpinMessage = async (msgId) => {
+    try {
+      const { count } = await api.unpinMessage(msgId);
+      setPinnedMsgIds(prev => { const n = new Set(prev); n.delete(msgId); return n; });
+      setPinCount(count);
+    } catch (e) {
+      toast(e.message || 'Could not unpin message', 'error');
+    }
+  };
+
   // Socket events
   useEffect(() => {
     if (!socket || !group) return;