add chathistory for search

app.py

@@ -98,11 +98,21 @@ def create_embeddings(files: list = []):
 
 def get_response(user_query, chat_history):
     docs = RETRIEVER.invoke(user_query)
+    additional_info = RETRIEVER.invoke(
+        user_query
+        + ". ".join(
+            [
+                message.content
+                for message in st.session_state.chat_history
+                if isinstance(message, HumanMessage)
+            ]
+        )
+    )
 
     template = """
     Your name is ADINA, who provides helpful information about Adina Consmetic Ingredients.
     <rules>
-    - Answer the question based on the retrieved information only.
+    - Answer the question based on the context and/or additional information only.
     - If the question can not be answered, simply say you can not annswer it.
     - Avoid mentioning that you are answering based on retreived information.
     </rules>
@@ -118,9 +128,10 @@ def get_response(user_query, chat_history):
     --- Empathy and Understanding - Compassionate and Responsive:
         Recognize and validate their feelings or concerns. Phrases like, “It’s completely normal to find this challenging,” can be comforting.
         Be aware of the potential need for more frequent repetition or rephrasing of information for clarity.
-    Answer the following questions considering the history of the conversation and retrieved information.
+    Answer the following questions considering the history of the conversation, context and/or additional information.
     Chat history: {chat_history}
-    retrieved information: {retrieved_info}
+    Context: {retrieved_info}
+    Additional Information: {additional_info}
     User question: {user_question}
     """
 
@@ -133,6 +144,7 @@ def get_response(user_query, chat_history):
         {
             "chat_history": chat_history,
             "retrieved_info": docs,
+            "additional_info": additional_info,
             "user_question": user_query,
         }
     )