Fixed handling of event dates (for #2)

modules/utils/event_utils.py

@@ -14,20 +14,28 @@ async def validate_event_validity(
     ctx: ApplicationContext,
     name: str,
     start_date: datetime | None,
-    finish_date: datetime | None,
-    guild_timezone: ZoneInfo,
+    end_date: datetime | None,
     event_id: ObjectId | None = None,
+    to_utc: bool = False,
 ) -> bool:
-    if start_date >= finish_date:
-        # TODO Make a nice message
-        await ctx.respond("Start date must be before finish date")
-        return False
+    start_date_internal: datetime = start_date.astimezone(ZoneInfo("UTC")) if to_utc else start_date
+    end_date_internal: datetime = end_date.astimezone(ZoneInfo("UTC")) if to_utc else end_date
 
-    if start_date < datetime.now(tz=guild_timezone):
+    if start_date_internal < datetime.now(tz=ZoneInfo("UTC")):
         # TODO Make a nice message
         await ctx.respond("Start date must not be in the past")
         return False
 
+    if end_date_internal < datetime.now(tz=ZoneInfo("UTC")):
+        # TODO Make a nice message
+        await ctx.respond("End date must not be in the past")
+        return False
+
+    if start_date_internal >= end_date_internal:
+        # TODO Make a nice message
+        await ctx.respond("Start date must be before end date")
+        return False
+
     # TODO Add validation for concurrent events.
     #  Only one event can take place at the same time.
     query: Dict[str, Any] = {