1.7

backend/app/models/sync_seed.py

@@ -0,0 +1,37 @@
+"""默契种子模型"""
+
+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 SyncQuestion(Base):
+    __tablename__ = "sync_questions"
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True)
+    content: Mapped[str] = mapped_column(String(200), nullable=False)
+    active_date: Mapped[str | None] = mapped_column(String(10), nullable=True)  # YYYY-MM-DD
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=lambda: datetime.utcnow())
+
+
+class SyncSeed(Base):
+    """默契种子：两人对同一题的作答"""
+    __tablename__ = "sync_seeds"
+    __table_args__ = (
+        UniqueConstraint("question_id", "user_a", "user_b", name="uq_sync_seed_pair"),
+    )
+
+    id: Mapped[str] = mapped_column(String(36), primary_key=True)
+    question_id: Mapped[str] = mapped_column(String(36), ForeignKey("sync_questions.id", ondelete="CASCADE"))
+    user_a: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
+    user_b: Mapped[str] = mapped_column(String(36), ForeignKey("users.id", ondelete="CASCADE"))
+    answer_a: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    answer_b: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    score: Mapped[int | None] = mapped_column(Integer, nullable=True)  # 0-100
+    leaf_seed: Mapped[str | None] = mapped_column(String(16), nullable=True)  # 默契叶种子
+    status: Mapped[str] = mapped_column(String(20), default="draft")  # draft/revealed
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=lambda: datetime.utcnow())
+    revealed_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)