Files
chat/backend/app/models/daily_leaf.py
T
2026-06-13 17:57:43 +08:00

26 lines
1.0 KiB
Python

"""每日心情叶模型"""
from datetime import datetime, date
from sqlalchemy import String, Text, DateTime, Date, ForeignKey, UniqueConstraint
from sqlalchemy.orm import Mapped, mapped_column, relationship
from app.database import Base
class DailyMoodLeaf(Base):
__tablename__ = "daily_mood_leaves"
__table_args__ = (
UniqueConstraint("user_id", "leaf_date", name="uq_user_daily_leaf"),
)
id: Mapped[str] = mapped_column(String(36), primary_key=True)
user_id: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
leaf_date: Mapped[date] = mapped_column(Date, nullable=False)
mood: Mapped[str | None] = mapped_column(String(20), nullable=True) # 预设心情标签
note: Mapped[str | None] = mapped_column(Text, nullable=True) # 心情备注
leaf_seed: Mapped[str] = mapped_column(String(32), nullable=False) # 确定性生成种子
created_at: Mapped[datetime] = mapped_column(DateTime, default=lambda: datetime.utcnow())
user = relationship("User", foreign_keys=[user_id])