Merge pull request #491 from aws-samples/avoid-content-of-undefined

エラーの回避 Cannot read properties of undefined (reading 'content')
aws-samples · May 8, 2024 · ad37882 · ad37882
2 parents a768997 + 777639b
commit ad37882
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/packages/web/src/hooks/useChat.ts b/packages/web/src/hooks/useChat.ts
@@ -327,8 +327,13 @@ const useChatState = create<{
       const chat = get().chats[id];
 
       if (chat) {
-        return chat.messages.filter((message) => message.role === 'system')[0]
-          .content;
+        const systemMessage = chat.messages.filter(
+          (message) => message.role === 'system'
+        )[0];
+
+        if (systemMessage) {
+          return systemMessage.content;
+        }
       }
 
       return '';