From 2121510f63365e4a0f6089759cb95dd2e6ba11c8 Mon Sep 17 00:00:00 2001
From: Willem Jiang <willem.jiang@gmail.com>
Date: Sat, 12 Jul 2025 23:31:43 +0800
Subject: [PATCH] fix:catch toolCalls doesn't return validate json (#405)

Co-authored-by: Willem Jiang <143703838+willem-bd@users.noreply.github.com>
---
 web/src/components/deer-flow/link.tsx | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/web/src/components/deer-flow/link.tsx b/web/src/components/deer-flow/link.tsx
index fcf1830..aca6b74 100644
--- a/web/src/components/deer-flow/link.tsx
+++ b/web/src/components/deer-flow/link.tsx
@@ -22,12 +22,20 @@ export const Link = ({
 
     (toolCalls || []).forEach((call) => {
       if (call && call.name === "web_search" && call.result) {
-        const result = JSON.parse(call.result) as Array<{ url: string }>;
-        result.forEach((r) => {
-          // encodeURI is used to handle the case where the link contains chinese or other special characters
-          links.add(encodeURI(r.url));
-          links.add(r.url);
-        });
+        try {
+          const result = JSON.parse(call.result) as Array<{ url: string }>;
+          if (Array.isArray(result)) {
+            result.forEach((r) => {
+              if (r && typeof r.url === 'string') {
+                // encodeURI is used to handle the case where the link contains chinese or other special characters
+                links.add(encodeURI(r.url));
+                links.add(r.url);
+              }
+            });
+          }
+        } catch (error) {
+          console.warn('Failed to parse web_search result:', error);
+        }
       }
     });
     return links;