Update app.py

app.py

@@ -63,7 +63,7 @@ def process_pdf(pdf_doc):
         return_source_documents=True
     )
 
-    return "Ready"
+    return "PDF processed and ready for queries."
 
 # Function to handle user queries
 def query(history, text):
@@ -87,15 +87,20 @@ def pdf_changes(pdf_doc):
     result = process_pdf(pdf_doc)
     return result
 
-with gr.Interface(
-    fn=query,
-    inputs=[gr.Textbox(label="History", type="text", placeholder="History"),
-            gr.Textbox(label="Question", placeholder="Type your question and hit Enter")],
-    outputs=gr.Textbox(label="Answer", type="text", placeholder="Answer"),
-    live=True,
-    title="PDF Chatbot",
-    description="Ask questions based on uploaded PDF content.",
-    theme="compact",
-    css=css
-) as iface:
-    iface.launch()
+with gr.Blocks(css=css) as iface:
+    with gr.Column(elem_id="col-container"):
+        gr.Markdown(title)
+        pdf_upload = gr.File(label="Upload PDF", file_types=['.pdf'])
+        process_button = gr.Button("Process PDF")
+        process_status = gr.Textbox(label="Status", interactive=False)
+        history = gr.State([])
+        with gr.Row():
+            chatbot = gr.Chatbot(label="PDF Chatbot")
+        user_input = gr.Textbox(label="Your Question", placeholder="Type your question and hit Enter")
+        clear_button = gr.Button("Clear History")
+
+        process_button.click(pdf_changes, inputs=pdf_upload, outputs=process_status)
+        user_input.submit(query, [history, user_input], [chatbot, user_input])
+        clear_button.click(lambda: [], None, chatbot)
+
+iface.launch()