build(auth.py): send redirect url via magic link

ui/admin.py

@@ -1,11 +1,13 @@
 """
 Admin sets proxy url + allowed email subdomain 
 """
+from dotenv import load_dotenv
+load_dotenv()
 import streamlit as st
-import base64
+import base64, os
 
 # Replace your_base_url with the actual URL where the proxy auth app is hosted
-your_base_url = 'http://localhost:8501'  # Example base URL
+your_base_url = os.getenv("BASE_URL")  # Example base URL
 
 # Function to encode the configuration
 def encode_config(proxy_url, allowed_email_subdomain):

ui/app.py

@@ -1,8 +1,10 @@
 """
 Routes between admin, auth, keys pages
 """
+from dotenv import load_dotenv
+load_dotenv()
 import streamlit as st
-import base64, binascii
+import base64, binascii, os
 from admin import admin_page
 from auth import auth_page
 from urllib.parse import urlparse, parse_qs
@@ -44,7 +46,7 @@ if page_param:
     try:
         # Try to decode the page_param from base64
         if is_base64(page_param):
-            auth_page()
+            auth_page(redirect_url=f"{os.getenv('BASE_URL')}/{page_param}")
         else:
             st.error("Unknown page")
     except Exception as e:

ui/auth.py

@@ -5,6 +5,8 @@ Uses supabase passwordless auth: https://supabase.com/docs/reference/python/auth
 
 Remember to set your redirect url to 8501 (streamlit default).
 """
+import logging
+logging.basicConfig(level=logging.DEBUG)
 import streamlit as st
 from dotenv import load_dotenv
 load_dotenv()
@@ -17,14 +19,18 @@ key: str = os.environ.get("SUPABASE_KEY")
 supabase: Client = create_client(url, key)
 
 
-def sign_in_with_otp(email: str):
-    data = supabase.auth.sign_in_with_otp({"email": email})
+def sign_in_with_otp(email: str, redirect_url: str):
+    data = supabase.auth.sign_in_with_otp({"email": email,
+                                           "options": {
+                                               "email_redirect_to": redirect_url
+                                               }})
+    print(f"data: {data}")
     # Redirect to Supabase UI with the return data
     st.write(f"Please check your email for a login link!")
     
 
 # Create the Streamlit app
-def auth_page():
+def auth_page(redirect_url: str):
     st.title("User Authentication")
 
     # User email input
@@ -32,4 +38,4 @@ def auth_page():
 
     # Sign in button
     if st.button("Sign In"):
-        sign_in_with_otp(email)
+        sign_in_with_otp(email, redirect_url=redirect_url)