Fix routine which runs at a specific time (#199)

* Convert 'sleep' to float in routines

* Fix initial routine settings when 'time' < 'now'

* Fix added timedelta to calculate 'sleep'

Author: leandcesar

twitchio/ext/routines/__init__.py

@@ -318,7 +318,7 @@ async def _routine(self, *args, **kwargs) -> None:
                 break
 
             if self._time:
-                sleep = self._time + datetime.timedelta(hours=24)
+                sleep = compute_timedelta(self._time + datetime.timedelta(days=self._completed_loops))
             else:
                 sleep = max((start - datetime.datetime.now(datetime.timezone.utc)).total_seconds() + self._delta, 0)
 
@@ -395,7 +395,10 @@ def decorator(coro: Callable) -> Routine:
         else:
             delta = None
 
-            if time_ < datetime.datetime.now(time_.tzinfo):
+            now = datetime.datetime.now(time_.tzinfo)
+            if time_ < now:
+                time_ = datetime.datetime.combine(now.date(), time_.time())
+            if time_ < now:
                 time_ = time_ + datetime.timedelta(days=1)
 
         if not asyncio.iscoroutinefunction(coro):