36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
from __future__ import annotations
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from datetime import datetime
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from typing import Optional
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from sqlalchemy import BigInteger, DateTime, ForeignKey, String, func
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from sqlalchemy.orm import Mapped, mapped_column, relationship
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from app.db.base import Base
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class User(Base):
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__tablename__ = "users"
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id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
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telegram_id: Mapped[int] = mapped_column(BigInteger, unique=True, index=True)
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username: Mapped[Optional[str]] = mapped_column(String(255), nullable=True)
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first_name: Mapped[Optional[str]] = mapped_column(String(255), nullable=True)
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created_at: Mapped[datetime] = mapped_column(
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DateTime(timezone=True),
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server_default=func.now(),
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)
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referrer_id: Mapped[Optional[int]] = mapped_column(
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ForeignKey("users.id", ondelete="SET NULL"),
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nullable=True,
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index=True,
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)
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referrer: Mapped[Optional[User]] = relationship(
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back_populates="referrals",
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remote_side="User.id",
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)
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referrals: Mapped[list[User]] = relationship(
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back_populates="referrer",
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)
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