DinQuant/backend_api_python/app/config/settings.py

"""
Apply main configuration
"""

import os


class MetaConfig(type):
    # ==================== Service Configuration ====================
    # Service startup parameters are usually determined by environment variables or command line parameters. Reading from the database is not recommended.

    @property
    def HOST(cls):
        return os.getenv("PYTHON_API_HOST", "0.0.0.0")

    @property
    def PORT(cls):
        return int(os.getenv("PYTHON_API_PORT", 5000))

    @property
    def DEBUG(cls):
        return os.getenv("PYTHON_API_DEBUG", "False").lower() == "true"

    @property
    def APP_NAME(cls):
        return "QuantDinger Python API"

    @property
    def VERSION(cls):
        return "2.0.0"

    # ==================== Authentication configuration ====================
    @property
    def SECRET_KEY(cls):
        return os.getenv("SECRET_KEY", "quantdinger-secret-key-change-me")

    @property
    def ADMIN_USER(cls):
        return os.getenv("ADMIN_USER", "quantdinger")

    @property
    def ADMIN_PASSWORD(cls):
        return os.getenv("ADMIN_PASSWORD", "123456")

    # ==================== Log configuration ====================
    # Log configuration is usually required at the earliest stage of application startup. It is recommended to maintain environment variables.

    @property
    def LOG_LEVEL(cls):
        return os.getenv("LOG_LEVEL", "INFO")

    @property
    def LOG_DIR(cls):
        return os.getenv("LOG_DIR", "logs")

    @property
    def LOG_FILE(cls):
        return os.getenv("LOG_FILE", "app.log")

    @property
    def LOG_MAX_BYTES(cls):
        return int(os.getenv("LOG_MAX_BYTES", 10 * 1024 * 1024))

    @property
    def LOG_BACKUP_COUNT(cls):
        return int(os.getenv("LOG_BACKUP_COUNT", 5))

    # ==================== Security Configuration ====================

    @property
    def RATE_LIMIT(cls):
        from app.utils.config_loader import load_addon_config

        val = load_addon_config().get("app", {}).get("rate_limit")
        return int(val) if val is not None else int(os.getenv("RATE_LIMIT", 100))

    # ==================== Function switch ====================

    @property
    def ENABLE_CACHE(cls):
        from app.utils.config_loader import load_addon_config

        val = load_addon_config().get("app", {}).get("enable_cache")
        if val is not None:
            return bool(val)
        return os.getenv("ENABLE_CACHE", "False").lower() == "true"

    @property
    def ENABLE_REQUEST_LOG(cls):
        from app.utils.config_loader import load_addon_config

        val = load_addon_config().get("app", {}).get("enable_request_log")
        if val is not None:
            return bool(val)
        return os.getenv("ENABLE_REQUEST_LOG", "True").lower() == "true"


class Config(metaclass=MetaConfig):
    """Application configuration class."""

    @classmethod
    def get_log_path(cls) -> str:
        """Get the full path of the log file."""
        return os.path.join(cls.LOG_DIR, cls.LOG_FILE)