database.py

# database.py
from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
import os
from dotenv import load_dotenv

# Load environment variables from .env file
load_dotenv()

MYSQL_HOST = os.getenv("MYSQL_HOST")
MYSQL_PORT = os.getenv("MYSQL_PORT")
MYSQL_DATABASE = os.getenv("MYSQL_DATABASE")
MYSQL_USER = os.getenv("MYSQL_USER")
MYSQL_PASSWORD = os.getenv("MYSQL_PASSWORD")

DATABASE_URL = f"mysql+pymysql://{MYSQL_USER}:{MYSQL_PASSWORD}@{MYSQL_HOST}:{MYSQL_PORT}/{MYSQL_DATABASE}"

# Create SQLAlchemy engine
engine = create_engine(
    DATABASE_URL,
    pool_pre_ping=True,
    pool_recycle=3600
)

# Create a configured "Session" class
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)

# Base class for models
Base = declarative_base()