1 files changed, 11 insertions, 1 deletions
diff --git a/utils.py b/utils.py
index 93ad3ed..2acdb01 100644
--- a/utils.py
+++ b/utils.py
@@ -10,7 +10,7 @@
 # <http://creativecommons.org/publicdomain/zero/1.0/>
 
 from telegram.ext import ContextTypes
-
+from collections import deque
 
 def context_init(context: ContextTypes.DEFAULT_TYPE):
     """
@@ -23,6 +23,9 @@ def context_init(context: ContextTypes.DEFAULT_TYPE):
     if "movies" not in context.chat_data:
         context.chat_data["movies"]: list[dict] = []
 
+    if "events" not in context.chat_data:
+        context.chat_data["events"]: list[dict] = []
+
     return context
 
 
@@ -32,3 +35,10 @@ def normalize_username(username: str):
 
 def create_users_string(users: list[str]) -> str:
     return "`" + ", ".join(users) + "`"
+
+
+def choose_next_user(users: list[dict]) -> list[dict]:
+    users = deque(users)
+    users.rotate(-1)  # -1 moves list to left by 1 element
+
+    return list(users)