Update app.py

app.py

@@ -6,7 +6,6 @@ import json
 import requests
 from PIL import Image
 from openai import OpenAI
-from io import BytesIO
 
 # ------------------ App Configuration ------------------
 st.set_page_config(page_title="Document AI Assistant", layout="wide")
@@ -55,8 +54,7 @@ show_image = st.sidebar.checkbox("📖 Show Document Image", value=True)
 
 # ------------------ Assistant Query Function ------------------
 def query_assistant(prompt):
-    st.session_state.messages.append({"role": "user", "content": prompt})
-    st.chat_message("user").write(prompt)
+    st.session_state.messages.insert(0, {"role": "user", "content": prompt})  # insert at top
 
     try:
         if st.session_state.thread_id is None:
@@ -90,8 +88,7 @@ def query_assistant(prompt):
         for message in reversed(messages.data):
             if message.role == "assistant":
                 assistant_message = message.content[0].text.value
-                st.chat_message("assistant").write(assistant_message)
-                st.session_state.messages.append({"role": "assistant", "content": assistant_message})
+                st.session_state.messages.insert(0, {"role": "assistant", "content": assistant_message})
 
                 # Extract GitHub image URL if available
                 image_match = re.search(
@@ -108,7 +105,24 @@ def query_assistant(prompt):
         return None
 
 # ------------------ Layout ------------------
-left, center, right = st.columns([1, 2, 1])
+left, center = st.columns([1, 2])
+
+# ------------------ Center Column: Chat UI with Static Input on Top ------------------
+with center:
+    st.subheader("💬 Document AI Assistant")
+
+    # Static Chat Input Bar
+    with st.container():
+        prompt = st.text_input("💡 Ask a question about the document:", key="chat_input")
+        if prompt:
+            query_assistant(prompt)
+            st.experimental_rerun()
+
+    # Show messages: latest at top
+    for message in st.session_state.messages:
+        role = message["role"]
+        with st.chat_message(role):
+            st.markdown(message["content"])
 
 # ------------------ Left Column: Document Image ------------------
 with left:
@@ -120,30 +134,3 @@ with left:
             st.session_state.image_updated = False
         except Exception as e:
             st.warning("⚠️ Could not load image.")
-
-# ------------------ Center Column: Chat UI ------------------
-with center:
-    st.subheader("💬 Document AI Assistant")
-    for message in reversed(st.session_state.messages):
-        role, content = message["role"], message["content"]
-        st.chat_message(role).write(content)
-
-    if prompt := st.chat_input("Type your question about the document..."):
-        query_assistant(prompt)
-
-# ------------------ Right Column: Structured Summary + FAQ (Trigger Assistant) ------------------
-with right:
-    st.subheader("📌 Summary & FAQ (from Assistant)")
-
-    col1, col2 = st.columns(2)
-    show_summary = col1.button("📝 Load Summary")
-    show_faq = col2.button("❓ Load FAQ")
-
-    if st.session_state.image_url:
-        match = re.search(r'/(\d{3})\.png', st.session_state.image_url)
-        if match:
-            page_number = int(match.group(1))
-            if show_summary:
-                query_assistant(f"Summarize the section on page {page_number}.")
-            if show_faq:
-                query_assistant(f"Provide FAQs for the section on page {page_number}.")