README update

app/bot/dialogs/flows/events/getters.py

@@ -1,7 +1,11 @@
 from aiogram.types import User
 from aiogram_dialog import DialogManager
 
-from app.infrastructure.database.crud import get_event_by_id, get_events_list
+from app.infrastructure.database.crud import (
+    get_event_by_id,
+    get_events_list,
+)
+from app.infrastructure.database.models import Event
 
 
 async def events_list_getter(
@@ -11,12 +15,18 @@ async def events_list_getter(
     return {"events": [{"title": event.title, "id": event.id} for event in events]}
 
 
-async def event_getter(
-    dialog_manager: DialogManager, **kwargs
-) -> dict[str, str]:
+async def event_getter(dialog_manager: DialogManager, **kwargs) -> dict[str, Event]:
     return {
         "event_obj": await get_event_by_id(
             dialog_manager.middleware_data["session"],
             int(dialog_manager.dialog_data["selected_event"]),
         )
     }
+
+
+async def registraion_getter(dialog_manager: DialogManager, **kwargs):
+    user = dialog_manager.middleware_data["user"]
+    event_id = dialog_manager.dialog_data["selected_event"]
+    return {
+        "is_registered_to_event": any(ue.event_id == event_id for ue in user.events)
+    }