Optimized chatbot.py

chat_history.json

@@ -1 +1 @@
-["[2025-03-14 19:35:09] You: Hi", "[2025-03-14 19:35:09] Bot: Hey", "[2025-03-14 19:35:39] You: I need help.", "[2025-03-14 19:35:39] Bot: Sure, what do you need help with?", "[2025-03-14 19:37:41] You: How old are You ?", "[2025-03-14 19:37:41] Bot: Age is just a number for me.", "[2025-03-14 19:38:21] You: hi", "[2025-03-14 19:38:21] Bot: Nothing much", "[2025-03-14 19:38:46] You: Budget", "[2025-03-14 19:38:46] Bot: To make a budget, start by tracking your income and expenses. Then, allocate your income towards essential expenses like rent, food, and bills. Next, allocate some of your income towards savings and debt repayment. Finally, allocate the remainder of your income towards discretionary expenses like entertainment and hobbies.", "[2025-03-14 19:47:18] You: I need help.", "[2025-03-14 19:47:18] Bot: I'm here to help. What's the problem?", "[2025-03-14 19:51:35] You: Hi", "[2025-03-14 19:51:35] Bot: Nothing much", "[2025-03-14 19:54:12] You: Recommend some excercises.", "[2025-03-14 19:54:12] Bot: Setting boundaries with digital devices can improve sleep, productivity, and overall well-being."]
+["[2025-03-15 12:02:53] You: Hi", "[2025-03-15 12:02:53] Bot: Hi there"]

chatbot.py

@@ -85,25 +85,47 @@ with st.sidebar:
 
     if st.button("ℹ️ About"):
         st.session_state.show_about = True
+    st.caption("🚀 Built with ❤️ by AI Enthusiast")
 
 # Modal Windows (Chat History & About)
-history_modal = Modal("Chat History", key="history_modal")
-about_modal = Modal("About", key="about_modal")
+history_modal = Modal("📜Chat History", key="history_modal")
+about_modal = Modal("ℹ️About", key="about_modal")
 
 # Display chat history without affecting the chat window
 if st.session_state.show_history:
     with history_modal.container():
-        st.subheader("🕰 Chat History")
-        for chat in st.session_state.chat_history[-10:]:  # Show last 10 messages
-            st.write(chat)
+        if st.session_state.chat_history:
+            for chat in st.session_state.chat_history[-10:]:  # Show last 10 messages
+                st.write(chat)
+        else:
+            st.info("No chat history available.")
+
+        # Clear History Button
+        if st.button("🗑 Clear History", key="clear_history"):
+            st.session_state.chat_history = []  # Clear session history
+            if os.path.exists(CHAT_HISTORY_FILE):
+                os.remove(CHAT_HISTORY_FILE)  # Delete saved file
+            st.rerun()  # Refresh UI to reflect changes
+
+        # Close Modal Button
         if st.button("Close", key="close_history"):
-            st.session_state.show_history = False  # Close modal without resetting UI
+            st.session_state.show_history = False
             st.rerun()
 
 if st.session_state.show_about:
     with about_modal.container():
-        st.subheader("ℹ️ About")
-        st.info("This is an intent-based chatbot powered by BERT, built using Streamlit.")
+        st.info("""This chatbot is powered by a deep learning approach using Hugging Face Transformers and a BERT model for intent recognition. 
+It understands user queries by predicting intent and responding with predefined answers based on a trained dataset. 
+
+✅ Natural Language Processing (NLP)​
+                
+🔹 Transformers (Hugging Face) 🤖 – BERT-based intent classification​
+
+✅ Deep Learning​
+                
+🔹 PyTorch 🔥 – Model training & fine-tuning
+""")
+        
         if st.button("Close", key="close_about"):
             st.session_state.show_about = False  # Close modal without resetting UI
             st.rerun()
@@ -113,6 +135,7 @@ st.title("🤖 AI Chatbot")
 st.markdown("### Talk to me, I'm listening...")
 
 rain(emoji="💬", font_size=10, falling_speed=5, animation_length="infinite")
+rain(emoji="❄️", font_size=10, falling_speed=5, animation_length="infinite")
 
 # Chat Input with Enter Button
 with st.form("chat_form", clear_on_submit=True):
@@ -141,8 +164,25 @@ if submit_button and chat_input:
 # Style customization
 st.markdown("""
 <style>
-    .stChatMessage {padding: 10px; border-radius: 10px; background-color: #000000;}
-    .stChatMessageUser {background-color: #000000;}
-    .stChatMessageAssistant {background-color: #000000;}
+
+    /* Fix Modal Height & Enable Scroll */
+    div[data-modal-container="true"] {
+        position: fixed !important;
+        top: 5% !important;  /* Adjust this value to position it higher */
+        color: #000000;
+        max-height: 1000px !important;  /* Set max height */
+    }
+
+    /* Ensure the close button stays visible */
+    div[data-modal-container="true"] button {
+        position: sticky;
+        bottom: 10px;
+        background-color: #000000;
+        color: white;
+    }
+            
+    .stChatMessage {padding: 10px; border-radius: 10px; background-color: #900C3F;}
+    .stChatMessageUser {background-color: #900C3F;}
+    .stChatMessageAssistant {background-color: #900C3F;}
 </style>
 """, unsafe_allow_html=True)