game: add: close game when nobody in

games/routine.py

@@ -253,7 +253,7 @@ async def update_ball(game: Game, impact_data: dict) -> None:
 
     await SyncToAsync(game.broadcast)("update_ball", game.ball.to_dict())
 
-async def render(game: Game):
+async def render_ball(game: Game):
     
     while True:
         
@@ -262,16 +262,30 @@ async def render(game: Game):
         impact_data: dict = get_impact_data(segments, game.ball)
         
         await update_ball(game, impact_data)
-
-
-def routine(game: Game):
-
-    asyncio.run(render(game))
-
+    
+async def render_players(game: Game):
+    
     while True:
+        
         for player in game._updated_players:
             game.broadcast("update_paddle", player.to_dict(), [player])
 
         game._updated_players.clear()
 
-        sleep(1 / config.SERVER_TPS)
+        await asyncio.sleep(1 / config.SERVER_TPS)
+    
+async def render(game: Game):
+    
+    routine_ball = asyncio.create_task(render_ball(game))
+    routine_players = asyncio.create_task(render_players(game))
+    
+    while(True):
+        if (game.stopped):
+            routine_ball.cancel()
+            routine_players.cancel()
+            return
+        await asyncio.sleep(0.3)
+
+def routine(game: Game):
+
+    asyncio.run(render(game))