Update app.py

app.py

@@ -239,13 +239,29 @@ theme = gr.themes.Base(
 )
 
 js_code = """
-function saveChat(chat) {
-  localStorage.setItem('chatHistory', JSON.stringify(chat));
-}
-
 function loadChat() {
   const chatHistory = localStorage.getItem('chatHistory');
-  return chatHistory ? JSON.parse(chatHistory) : [];
+  if (chatHistory) {
+    try {
+      const parsedHistory = JSON.parse(chatHistory);
+      if (Array.isArray(parsedHistory)) {
+        // Her öğenin 'role' ve 'content' anahtarlarına sahip bir sözlük olduğunu kontrol et
+        if (parsedHistory.every(item => typeof item === 'object' && item !== null && 'role' in item && 'content' in item)) {
+          return parsedHistory;
+        } else {
+          console.error('localStorage: Chat history items are not in the correct format.');
+          return [];
+        }
+      } else {
+        console.error('localStorage: Chat history is not an array.');
+        return [];
+      }
+    } catch (e) {
+      console.error('localStorage: Error parsing chat history:', e);
+      return [];
+    }
+  }
+  return [];
 }
 """