1.6

backend/app/models/__init__.py

@@ -8,6 +8,9 @@ from app.models.friend import Friend
 from app.models.friend_request import FriendRequest
 from app.models.system_config import SystemConfig
 from app.models.moment import Moment, MomentLike, MomentComment
+from app.models.daily_leaf import DailyMoodLeaf
+from app.models.friendship_tree import FriendshipTree
+from app.models.time_capsule import TimeCapsule
 
 __all__ = [
     "User",
@@ -20,4 +23,7 @@ __all__ = [
     "Moment",
     "MomentLike",
     "MomentComment",
+    "DailyMoodLeaf",
+    "FriendshipTree",
+    "TimeCapsule",
 ]

backend/app/models/daily_leaf.py

@@ -0,0 +1,25 @@
+"""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])

backend/app/models/friendship_tree.py

@@ -0,0 +1,25 @@
+"""好友之树模型"""
+
+from datetime import datetime
+
+from sqlalchemy import String, Integer, DateTime, ForeignKey, UniqueConstraint
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.database import Base
+
+
+class FriendshipTree(Base):
+    __tablename__ = "friendship_trees"
+    __table_args__ = (
+        UniqueConstraint("user_a_id", "user_b_id", name="uq_friendship_tree"),
+    )
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True)
+    user_a_id: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
+    user_b_id: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
+    water_count: Mapped[int] = mapped_column(Integer, default=0)
+    last_watered_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=lambda: datetime.utcnow())
+
+    user_a = relationship("User", foreign_keys=[user_a_id])
+    user_b = relationship("User", foreign_keys=[user_b_id])

backend/app/models/time_capsule.py

@@ -0,0 +1,25 @@
+"""时光胶囊模型"""
+
+from datetime import datetime
+
+from sqlalchemy import String, Text, DateTime, Boolean, ForeignKey
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.database import Base
+
+
+class TimeCapsule(Base):
+    __tablename__ = "time_capsules"
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True)
+    sender_id: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
+    recipient_id: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
+    title: Mapped[str] = mapped_column(String(100), nullable=False)
+    content: Mapped[str] = mapped_column(Text, nullable=False)
+    unlock_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
+    mood: Mapped[str | None] = mapped_column(String(20), nullable=True)  # 种子心情色
+    is_opened: Mapped[bool] = mapped_column(Boolean, default=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=lambda: datetime.utcnow())
+
+    sender = relationship("User", foreign_keys=[sender_id])
+    recipient = relationship("User", foreign_keys=[recipient_id])