From ff1e79603d9d1577ccfcb404efeef0dfb2ad9991 Mon Sep 17 00:00:00 2001
From: AnotiaWang <anotia0202@gmail.com>
Date: Sun, 23 Mar 2025 14:53:09 +0800
Subject: [PATCH] chore: throw error when no search results found

---
 i18n/en.json         | 3 ++-
 i18n/nl.json         | 3 ++-
 i18n/zh.json         | 3 ++-
 lib/deep-research.ts | 3 +++
 4 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/i18n/en.json b/i18n/en.json
index 4897bd9..fda8a0b 100644
--- a/i18n/en.json
+++ b/i18n/en.json
@@ -92,7 +92,8 @@
     "nodeFailed": "Search failed",
     "nodeFailedToast": "Search node \"{label}\" failed",
     "followUpQuestions": "Follow-up Questions",
-    "retry": "Retry"
+    "retry": "Retry",
+    "noSearchResult": "No search results found"
   },
   "researchReport": {
     "title": "4. Research Report",
diff --git a/i18n/nl.json b/i18n/nl.json
index 478ae73..db8875a 100644
--- a/i18n/nl.json
+++ b/i18n/nl.json
@@ -92,7 +92,8 @@
     "nodeFailed": "Zoeken mislukt",
     "nodeFailedToast": "Zoekknooppunt \"{label}\" is mislukt",
     "followUpQuestions": "Vervolgvragen",
-    "retry": "Opnieuw proberen"
+    "retry": "Opnieuw proberen",
+    "noSearchResult": "Geen zoekresultaten gevonden"
   },
   "researchReport": {
     "title": "4. Onderzoeksrapport",
diff --git a/i18n/zh.json b/i18n/zh.json
index 47bef65..6ba3446 100644
--- a/i18n/zh.json
+++ b/i18n/zh.json
@@ -92,7 +92,8 @@
     "nodeFailed": "搜索失败",
     "nodeFailedToast": "搜索步骤 “{label}” 失败",
     "followUpQuestions": "后续问题",
-    "retry": "重试"
+    "retry": "重试",
+    "noSearchResult": "未找到搜索结果"
   },
   "researchReport": {
     "title": "4. 研究报告",
diff --git a/lib/deep-research.ts b/lib/deep-research.ts
index 761966a..6add729 100644
--- a/lib/deep-research.ts
+++ b/lib/deep-research.ts
@@ -384,6 +384,9 @@ export async function deepResearch({
               maxResults: 5,
               lang: languageCode,
             })
+            if (!results.length) {
+              throw new Error(t('webBrowsing.noSearchResult'))
+            }
             console.log(
               `[DeepResearch] Searched "${searchQuery.query}", found ${results.length} contents`,
             )