# textarena/player_online/game_manager.py

class GameManager:
    def __init__(self):
        self.active_games = {}
    
    def create_game(self, game_id: str, env_id: str, players: list):
        # Initialize game state
        self.active_games[game_id] = {
            'env': self.initialize_env(env_id),
            'players': players,
            'current_turn': 0,
            'last_action_time': time.time(),
            'done': False
        }
    
    def initialize_env(self, env_id: str):
        # Create an instance of the environment
        # For simplicity, we'll use a placeholder
        return None  # Replace with actual environment instance
    
    def route_observation(self, game_id: str, player_id: str):
        game = self.active_games.get(game_id)
        if game and not game['done']:
            # Get observation for the player
            observation = {}  # Replace with actual observation
            return observation
        else:
            return None
    
    def process_action(self, game_id: str, player_id: str, action: Any):
        game = self.active_games.get(game_id)
        if game and not game['done']:
            # Update game state with the action
            # Check for game completion
            pass
        else:
            raise Exception("Invalid game or game is already completed.")
