Update app.py

app.py

@@ -44,13 +44,17 @@ with gr.Blocks() as demo:
 
     # Instead of ask students to provide key, the key is now directly provided by the instructor
     embed_key(os.environ.get("OPENAI_API_KEY"), study_tutor)
-    # The instructor will also provide a secret prompt to initialize the chat bot
-    text_input = gr.TextArea(label='Copy and paste your text below', value=os.environ.get("SECRET_PROMPT"), lines=2)
-    file_input = ""
-    instructor_input = ""
-    api_input = os.environ.get("OPENAI_API_KEY")
-    learning_objectives = ""
+    # Reference document functionality (building vector stores)
+    with gr.Box():
+        gr.Markdown("### Add Reference Documents")
+        # TODO Add entry for path to vector store (should be disabled for now)
+        with gr.Row(equal_height=True):
+            text_input = gr.TextArea(label='Copy and paste your text below', lines=2)
+            file_input = gr.Files(label="Load a .txt or .pdf file", file_types=['.pdf', '.txt'], type="file", elem_classes="short-height")
+            instructor_input = gr.TextArea(label='Enter vector store URL, if given by instructor (WIP)', value='', lines=2, interactive=False, elem_classes="translucent")
+            learning_objectives = gr.Textbox(label='If provided by your instructor, please input your learning objectives for this session', value='')
     
+    # Adding the button to submit all of the settings and create the Chat Tutor Chain.
     with gr.Row():
       vs_build_button = gr.Button(value = 'Start Studying with Your Tutor!', scale=1)
       vs_build_button.click(disable_until_done, vs_build_button, vs_build_button) \