from sqlalchemy import MetaData, create_engine
from sqlalchemy.orm import Session, declarative_base, sessionmaker

from src.settings import WebAppSettings


class PGConnector:
    def __init__(self, settings: WebAppSettings) -> None:
        self.pg_engine = create_engine(
            f"postgresql://{settings.postgres_user}:{settings.postgres_password}@{settings.postgres_host}:"
            f"{settings.postgres_port}/{settings.postgres_db}",
        )
        self.pg_session = sessionmaker(self.pg_engine, class_=Session)


PGBase = declarative_base()
pg_metadata = MetaData()