from sqlalchemy import text,  Index, Integer, Text, func
from sqlalchemy.orm import Mapped, mapped_column

from app.models.base import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    username: Mapped[str] = mapped_column(Text, unique=True, nullable=False)
    password_hash: Mapped[str] = mapped_column(Text, nullable=False)
    role: Mapped[str] = mapped_column(Text, default="admin")
    created_at: Mapped[str] = mapped_column(Text, server_default=text("CURRENT_TIMESTAMP"))

    __table_args__ = (Index("idx_users_username", "username"),)