Update app.py

app.py

@@ -96,21 +96,28 @@ def refresh_chat():
 app = MyApp()
 
 with gr.Blocks() as demo:
-    with gr.Column():
-        with gr.Row():
-            with gr.Column(scale=2):
-                chatbot = gr.Chatbot(value=[], elem_id="chatbot")
-                txt = gr.Textbox(
-                    show_label=False,
-                    placeholder="Enter text and press submit",
-                    scale=2
-                )
-                submit_btn = gr.Button("Submit", scale=1)
-                refresh_btn = gr.Button("Refresh Chat", scale=1)
-
-            with gr.Column(scale=1):
-                show_img = gr.Image(label="Upload PDF")
-                btn = gr.UploadButton("📁 Upload a PDF", file_types=[".pdf"])
+    with gr.Tab("Step 1: Upload PDF"):
+        btn = gr.UploadButton("📁 Upload a PDF", file_types=[".pdf"])
+        show_img = gr.Image(label="Uploaded PDF")
+
+    with gr.Tab("Step 2: Process File"):
+        process_btn = gr.Button("Process PDF")
+        show_img_processed = gr.Image(label="Processed PDF")
+
+    with gr.Tab("Step 3: Build Vector Database"):
+        build_vector_btn = gr.Button("Build Vector Database")
+        status_text = gr.Textbox(label="Status", value="", interactive=False)
+
+    with gr.Tab("Step 4: Ask Questions"):
+        chatbot = gr.Chatbot(value=[], elem_id="chatbot")
+        txt = gr.Textbox(
+            show_label=False,
+            placeholder="Enter text and press submit",
+            scale=2
+        )
+        submit_btn = gr.Button("Submit", scale=1)
+        refresh_btn = gr.Button("Refresh Chat", scale=1)
+        temperature_slider = gr.Slider(0, 1, value=0.0, label="Temperature")
 
     btn.upload(
         fn=purge_chat_and_render_first,
@@ -118,17 +125,27 @@ with gr.Blocks() as demo:
         outputs=[show_img, chatbot],
     )
 
+    process_btn.click(
+        fn=app.process_file,
+        inputs=[btn],
+        outputs=[show_img_processed],
+    )
+
+    build_vector_btn.click(
+        fn=app.build_chain,
+        inputs=[btn],
+        outputs=[status_text],
+    )
+
     submit_btn.click(
         fn=add_text,
         inputs=[chatbot, txt],
-        outputs=[
-            chatbot,
-        ],
+        outputs=[chatbot],
         queue=False,
     ).success(
         fn=get_response, inputs=[chatbot, txt, btn], outputs=[chatbot, txt]
     ).success(
-        fn=render_file, inputs=[btn], outputs=[show_img]
+        fn=render_file, inputs=[btn], outputs=[show_img_processed]
     )
 
     refresh_btn.click(