import uuid
from datetime import datetime, timezone
from sqlalchemy import String, DateTime
from sqlalchemy.orm import Mapped, mapped_column
from app.core.database import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[str] = mapped_column(
        String, primary_key=True, default=lambda: str(uuid.uuid4())
    )
    username: Mapped[str] = mapped_column(String, unique=True, nullable=False)
    hashed_password: Mapped[str] = mapped_column(String, nullable=False)
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), default=lambda: datetime.now(timezone.utc)
    )