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from pathlib import Path |
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import json |
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import shutil |
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from typing import Dict, Any |
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from app.core.logging import LoggerMixin |
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class FileManager(LoggerMixin): |
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BASE_DATA_DIR = Path("data") |
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DEFAULT_DIR = BASE_DATA_DIR / "default" |
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@classmethod |
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def ensure_directories(cls) -> None: |
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"""Ensure all required directories exist""" |
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cls.BASE_DATA_DIR.mkdir(exist_ok=True) |
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cls.DEFAULT_DIR.mkdir(exist_ok=True) |
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@classmethod |
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def create_session_directory(cls, session_id: str) -> Path: |
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"""Create a new directory for the session""" |
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session_dir = cls.BASE_DATA_DIR / session_id |
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session_dir.mkdir(exist_ok=True) |
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return session_dir |
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@classmethod |
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def save_session_data(cls, session_id: str, names: Dict, player_details: Dict, wagons: Dict) -> None: |
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"""Save the three main data files for a session""" |
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session_dir = cls.create_session_directory(session_id) |
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logger = cls.get_logger() |
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files_to_save = { |
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"names.json": names, |
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"player_details.json": player_details, |
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"wagons.json": wagons |
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} |
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for filename, data in files_to_save.items(): |
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file_path = session_dir / filename |
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cls.save_json(file_path, data) |
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logger.info(f"Saved session data | session_id={session_id} | filename={filename} | path={file_path}") |
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@classmethod |
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def get_data_directory(cls, session_id: str, default_game: bool) -> Path: |
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"""Get the appropriate data directory based on default_game flag""" |
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if default_game: |
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return cls.DEFAULT_DIR |
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return cls.BASE_DATA_DIR / session_id |
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@classmethod |
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def load_session_data(cls, session_id: str, default_game: bool = True) -> tuple[Dict, Dict, Dict]: |
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"""Load all data files for a session""" |
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logger = cls.get_logger() |
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data_dir = cls.get_data_directory(session_id, default_game) |
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if not data_dir.exists(): |
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logger.error(f"Data directory not found | session_id={session_id} | directory={data_dir}") |
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raise FileNotFoundError(f"No data found for session {session_id}") |
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try: |
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names = cls.load_json(data_dir / "names.json") |
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player_details = cls.load_json(data_dir / "player_details.json") |
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wagons = cls.load_json(data_dir / "wagons.json") |
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logger.info( |
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f"Loaded session data | session_id={session_id} | " |
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f"source={'default' if default_game else 'session'} | " |
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f"directory={data_dir}" |
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) |
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return names, player_details, wagons |
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except FileNotFoundError as e: |
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logger.error(f"Failed to load files | session_id={session_id} | directory={data_dir} | error={str(e)}") |
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raise FileNotFoundError(f"Missing required data files in {data_dir}") |
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@staticmethod |
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def save_json(file_path: Path, data: Dict[str, Any]) -> None: |
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"""Save data to a JSON file""" |
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with open(file_path, 'w') as f: |
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json.dump(data, f, indent=2) |
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@staticmethod |
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def load_json(file_path: Path) -> Dict: |
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"""Load data from a JSON file""" |
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with open(file_path, 'r') as f: |
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return json.load(f) |
