Use sql datetime comparison for detecting validity of subscription renewal date

- Update the unsubscribe endpoint to use query params
- Use subscription id to process unsubscribe endpoint, rather than the customer id

src/database/adapters/__init__.py

@@ -2,7 +2,7 @@ from typing import Type, TypeVar, List
 from datetime import date, datetime, timedelta
 import secrets
 from typing import Type, TypeVar, List
-from datetime import date
+from datetime import date, timezone
 
 from django.db import models
 from django.contrib.sessions.backends.db import SessionStore
@@ -116,12 +116,9 @@ async def set_user_subscribed(email: str, type="standard") -> KhojUser:
 
 
 def is_user_subscribed(email: str, type="standard") -> bool:
-    user = KhojUser.objects.filter(email=email, subscription_type=type).first()
-    if user and user.subscription_renewal_date:
-        is_subscribed = user.subscription_renewal_date > date.today()
-        return is_subscribed
-    else:
-        return False
+    return KhojUser.objects.filter(
+        email=email, subscription_type=type, subscription_renewal_date__gte=datetime.now(tz=timezone.utc)
+    ).exists()
 
 
 async def get_user_by_token(token: dict) -> KhojUser:

src/khoj/interface/web/config.html

@@ -184,8 +184,7 @@
                     </a>
                 </div>
                 {% else %}
-                <div class="card-action-row"
-                    style="display: {% if not current_model_state.github %}none{% endif %}">
+                <div class="card-action-row">
                     <button class="card-button" onclick="unsubscribe()">
                         Unsubscribe
                     </button>
@@ -259,14 +258,11 @@
     };
 
     function unsubscribe() {
-        fetch('/api/subscription', {
+        fetch('/api/subscription?email=' + '{{username}}', {
             method: 'DELETE',
             headers: {
                 'Content-Type': 'application/json',
             },
-            body: JSON.stringify({
-                "email": "{{ username }}"
-            })
         })
     }
 

src/khoj/routers/api.py

@@ -776,10 +776,13 @@ async def subscribe(request: Request):
 
 @api.delete("/subscription")
 @requires(["authenticated"])
-async def unsubscribe(request: Request, user_email: str):
-    customer = stripe.Customer.list(email=user_email).data
+async def unsubscribe(request: Request, email: str):
+    customer = stripe.Customer.list(email=email).data
     if not is_none_or_empty(customer):
-        stripe.Subscription.modify(customer[0].id, cancel_at_period_end=True)
+        customer_id = customer[0].id
+        for subscription in stripe.Subscription.list(customer=customer_id):
+            stripe.Subscription.modify(subscription.id, cancel_at_period_end=True)
+
         success = True
     else:
         success = False

src/khoj/routers/web_client.py

@@ -1,5 +1,5 @@
 # System Packages
-from datetime import datetime
+from datetime import datetime, timezone
 import json
 import os
 
@@ -119,7 +119,9 @@ def config_page(request: Request):
     user: KhojUser = request.user.object
     user_picture = request.session.get("user", {}).get("picture")
     user_is_subscribed = is_user_subscribed(user.email)
-    days_to_renewal = (user.subscription_renewal_date - datetime.now()).days if user.subscription_renewal_date else 0
+    days_to_renewal = (
+        (user.subscription_renewal_date - datetime.now(tz=timezone.utc)).days if user.subscription_renewal_date else 0
+    )
     enabled_content_source = set(EntryAdapters.get_unique_file_source(user).all())
 
     successfully_configured = {