import os
from dataclasses import dataclass


@dataclass
class Config:
    # Database
    DB_HOST: str = os.getenv("POSTGRES_HOST", "fr24-postgres")
    DB_PORT: int = int(os.getenv("POSTGRES_PORT", "5432"))
    DB_NAME: str = os.getenv("POSTGRES_DB", "fr24")
    DB_USER: str = os.getenv("POSTGRES_USER", "fr24")
    DB_PASSWORD: str = os.getenv("POSTGRES_PASSWORD", "change-me")

    # Scheduler
    BUILD_INTERVAL_MINUTES: int = int(os.getenv("MART_BUILD_INTERVAL_MINUTES", "60"))

    @property
    def DB_DSN(self) -> str:
        return (
            f"host={self.DB_HOST} port={self.DB_PORT} "
            f"dbname={self.DB_NAME} user={self.DB_USER} "
            f"password={self.DB_PASSWORD}"
        )


config = Config()