streamed messages

frontend/src/views/Chat.vue

@@ -76,6 +76,18 @@
     });
 
     unsubscribeChat = backend.onChatMessages(chatId, it => {
+      if (it.update) {
+        // Find message in list. If not found, add it
+        for (let entry of messages.value) {
+          if (entry.id == it.id) {
+            entry.type = it.kind;
+            entry.content = it.content;
+            entry.threadId = it.threadId;
+            return;
+          }
+        }
+      }
+
       if (it.sender == 'user') {
         let unsent = unsentMessages.value.shift();
         if (unsent) {
@@ -85,7 +97,7 @@
             return;
           } else {
             // Remove from unsent list and add message as received
-            ui.alert("Unsent messages received differently");
+            ui.alert("TODO: update unsent message");
           }
         }
       }