import os


class BaseConfig:
    JSON_AS_ASCII = False


def load_config_from_env(environ=None):
    source = environ or os.environ
    return {
        "CHIS_BASE_URL": source.get("CHIS_BASE_URL", ""),
        "CHIS_PUBLIC_KEY": source.get("CHIS_PUBLIC_KEY", ""),
        "CHIS_PROXY": source.get("CHIS_PROXY", ""),
        "REDIS_URL": source.get("REDIS_URL", "redis://localhost:6379/0"),
        "LOG_DIR": source.get("LOG_DIR", "logs"),
        "ARCHIVE_DIR": source.get("ARCHIVE_DIR", "archives"),
    }