changing to username input

app.py

@@ -141,18 +141,32 @@ def gradio_interface() -> gr.Blocks:
                 )
                 filename = gr.State(value=None) 
                 eval_state = gr.State(value=None) 
+                user_state = gr.State(value=None)
 
-                gr.LoginButton()
+                # gr.LoginButton()
 
                 with gr.Row():
-                    problem_type = gr.Dropdown(PROBLEM_TYPES, label="Problem Type")
-                    boundary_file = gr.File(label="Boundary JSON File (.json)")
+                    with gr.Column():
+                        problem_type = gr.Dropdown(PROBLEM_TYPES, label="Problem Type")
+                        username_input = gr.Textbox(
+                            label="Username", 
+                            placeholder="Enter your Hugging Face username",
+                            info="This will be displayed on the leaderboard."
+                        )
+                    with gr.Column():
+                        boundary_file = gr.File(label="Boundary JSON File (.json)")
+
+                username_input.change(
+                    fn=lambda x: x if x.strip() else None,
+                    inputs=username_input,
+                    outputs=user_state
+                )                       
 
                 submit_btn = gr.Button("Evaluate")
                 message = gr.Textbox(label="Status", lines=1, visible=False)
                 submit_btn.click(
                     submit_boundary,
-                    inputs=[problem_type, boundary_file],
+                    inputs=[problem_type, boundary_file, user_state],
                     outputs=[message, filename],
                 ).then(
                     fn=show_output_box,

submit.py

@@ -19,12 +19,15 @@ from about import PROBLEM_TYPES, TOKEN, CACHE_PATH, API, submissions_repo, resul
 def submit_boundary(
     problem_type: Literal["geometrical", "simple_to_build", "mhd_stable"],
     boundary_file: BinaryIO,
-    profile: gr.OAuthProfile | None
+    user_state
 ) -> str:
     
+    # profile: gr.OAuthProfile | None
+    
     # error handling
-    if profile.username is None:
-        raise gr.Error("You must be logged in to submit a file.")
+    # if profile.username is None:
+    if user_state is None:
+        raise gr.Error("You must submit your username to submit a file.")
     
     file_path = boundary_file.name
 
@@ -50,7 +53,7 @@ def submit_boundary(
             "problem_type": problem_type,
             "boundary_json": file_content.decode("utf-8"),
             "evaluated": False,
-            "user": profile.username,
+            "user": user_state,
         }
         with tempfile.NamedTemporaryFile(mode="w", suffix=".json", delete=False) as tmp:
             json.dump(record, tmp, indent=2)