from datetime import datetime

from sqlalchemy import BigInteger, DateTime, String, func
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.db.base import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[int] = mapped_column(primary_key=True)
    telegram_id: Mapped[int] = mapped_column(BigInteger, unique=True, index=True)
    username: Mapped[str | None] = mapped_column(String(128))
    first_name: Mapped[str | None] = mapped_column(String(128))
    last_name: Mapped[str | None] = mapped_column(String(128))
    locale: Mapped[str] = mapped_column(String(8), default="ru", server_default="ru")
    currency: Mapped[str] = mapped_column(String(3), default="RUB", server_default="RUB")
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
    )

    cars = relationship("Car", back_populates="owner", cascade="all, delete-orphan")
    push_subscriptions = relationship(
        "PushSubscription", back_populates="user", cascade="all, delete-orphan"
    )