Update app.py

app.py

@@ -1,5 +1,7 @@
 import streamlit as st
 import PyPDF2
+from streamlit.runtime.scriptrunner import get_script_run_ctx
+from streamlit.source_util import get_pages
 import io
 from typing import List, Dict
 from groq import Groq
@@ -106,7 +108,37 @@ class PDFChatAssistant:
                             "role": "user", 
                             "content": "Extract the most important key points from this PDF"
                         })
+    def show_full_text():
+        st.title("📄 Full PDF Text")
+        
+        # Try to retrieve the PDF text from the main page's session state
+        ctx = get_script_run_ctx()
+        session_info = get_pages('app.py')
+        
+        if 'pdf_text' in st.session_state and st.session_state.pdf_text:
+            st.text_area(
+                "Complete Extracted Text", 
+                value=st.session_state.pdf_text, 
+                height=600,
+                disabled=True
+            )
+            
+            # Additional buttons
+            col1, col2 = st.columns(2)
+            with col1:
+                if st.button("Copy to Clipboard"):
+                    st.code(st.session_state.pdf_text)
+                    st.success("Text copied to clipboard!")
+            
+            with col2:
+                if st.button("Back to Chat"):
+                    st.switch_page("app.py")
+        else:
+            st.warning("No PDF text available. Please upload a PDF first.")
+            if st.button("Back to Chat"):
+                st.switch_page("app.py")
 
+        
         # Main chat area
         st.header("Chat with Your PDF")