add copying for unrecognized languages (#2883)

* add copying for unrecognized languages

* k

web/src/app/chat/lib.tsx

@@ -348,7 +348,6 @@ export function getCitedDocumentsFromMessage(message: Message) {
 }
 
 export function groupSessionsByDateRange(chatSessions: ChatSession[]) {
-  console.log(chatSessions);
   const today = new Date();
   today.setHours(0, 0, 0, 0); // Set to start of today for accurate comparison
 

web/src/app/chat/message/CodeBlock.tsx

@@ -116,6 +116,7 @@ export const CodeBlock = memo(function CodeBlock({
           {codeText && <CopyButton />}
         </div>
       )}
+
       <CodeContent />
     </div>
   );

web/src/app/chat/message/codeUtils.ts

@@ -1,3 +1,5 @@
+import React from "react";
+
 export function extractCodeText(
   node: any,
   content: string,
@@ -32,7 +34,27 @@ export function extractCodeText(
     codeText = formattedCodeLines.join("\n").trim();
   } else {
     // Fallback if position offsets are not available
-    codeText = children?.toString() || null;
+    const extractTextFromReactNode = (node: React.ReactNode): string => {
+      if (typeof node === "string") return node;
+      if (typeof node === "number") return String(node);
+      if (!node) return "";
+
+      if (React.isValidElement(node)) {
+        const children = node.props.children;
+        if (Array.isArray(children)) {
+          return children.map(extractTextFromReactNode).join("");
+        }
+        return extractTextFromReactNode(children);
+      }
+
+      if (Array.isArray(node)) {
+        return node.map(extractTextFromReactNode).join("");
+      }
+
+      return "";
+    };
+
+    codeText = extractTextFromReactNode(children);
   }
 
   return codeText || "";