import uuid
from datetime import datetime, timezone
from sqlmodel import SQLModel, Field


class Friendship(SQLModel, table=True):
    __tablename__ = "friendships"

    user_id: uuid.UUID = Field(foreign_key="users.id", primary_key=True)
    friend_id: uuid.UUID = Field(foreign_key="users.id", primary_key=True)
    created_at: datetime = Field(default_factory=lambda: datetime.now(timezone.utc))