interactions-py · eightween · Mar 30, 2024 · Mar 17, 2024 · Mar 17, 2024 · Mar 30, 2024
diff --git a/interactions/models/internal/tasks/triggers.py b/interactions/models/internal/tasks/triggers.py
@@ -1,5 +1,7 @@
 from abc import ABC, abstractmethod
-from datetime import datetime, timedelta, timezone
+from datetime import datetime, timedelta, timezone, _TzInfo
+
+from croniter import croniter
 
 __all__ = ("BaseTrigger", "IntervalTrigger", "DateTrigger", "TimeTrigger", "OrTrigger")
 
@@ -140,3 +142,21 @@ def _set_current_trigger(self) -> BaseTrigger | None:
 
     def next_fire(self) -> datetime | None:
         return self.current_trigger.next_fire() if self._set_current_trigger() else None
+
+
+class CronTrigger(BaseTrigger):
+    """
+    Trigger the task based on a cron schedule.
+
+    Attributes:
+        cron str: The cron schedule, use https://crontab.guru for help
+        tz datetime: Whether or not to use UTC for the time (uses timezone information)
+
+    """
+
+    def __init__(self, cron: str, tz: _TzInfo = timezone.utc) -> None:
+        self.cron = cron
+        self.tz = tz
+
+    def next_fire(self) -> datetime | None:
+        return croniter(self.cron, datetime.now(tz=self.tz)).next(datetime)