feat: implement subscription management and billing enhancements

misc/utils.py

@@ -5,7 +5,8 @@ from random import choice
 
 from bot import texts
 from config import settings
-from schemas.subscriptions import SubscriptionDuration, SubscriptionPlan
+from schemas.subscriptions import InternalSquads, SubscriptionDuration, SubscriptionPlan
+from services.rw import RWUserInfo
 
 QUOTES: list[str] = [
     "Верните себе свободный интернет.",
@@ -233,3 +234,12 @@ def get_subscription_link(short_uuid: str):
 
 def build_main_menu_text(link: str, balance: int) -> str:
     return texts.MAIN_MENU.format(quote=fetch_quote(), link=link, balance=balance)
+
+
+def is_same_plan(rw_user: RWUserInfo, new_plan: SubscriptionPlan) -> bool:
+    if rw_user.hwid_device_limit != new_plan.devices:
+        return False
+
+    active_squad_uuids = {squad["uuid"] for squad in rw_user.active_squads}
+    current_has_whitelist = InternalSquads.WHITELISTS in active_squad_uuids
+    return current_has_whitelist == new_plan.whitelists