from sqlalchemy import create_engine, MetaData
from db.settings import Settings
from sqlalchemy.orm import sessionmaker
from sqlalchemy.ext.declarative import declarative_base


class Database:
    def __init__(self):
        self.engine = create_engine("postgresql+psycopg2://user:password@postgres:5432/db")
        self.meta = MetaData()
        self.engine.connect()
        self.meta.create_all(bind=self.engine)
        self._Session = sessionmaker(bind=self.engine)
        self.base = declarative_base()

    def session(self):
        return self._Session