from sqlalchemy import Column, Integer, String, Boolean, DateTime
from sqlalchemy.sql import func
from typing import TYPE_CHECKING
from .base import Base

if TYPE_CHECKING:
    from sqlalchemy.orm import relationship


class User(Base):
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    telegram_id = Column(String, unique=True, index=True, nullable=False)
    username = Column(String, unique=True, index=True, nullable=True)
    first_name = Column(String, nullable=True)
    last_name = Column(String, nullable=True)
    email = Column(String, unique=True, index=True, nullable=True)
    avatar_url = Column(String, nullable=True)
    
    is_active = Column(Boolean, default=True)
    is_verified = Column(Boolean, default=False)
    
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
    
    def __repr__(self):
        return f"<User(id={self.id}, telegram_id={self.telegram_id}, username={self.username})>"