chore(quality): apply ruff autofixes and formatting (8 fixes, 18 files reformatted)

backend/app/models/comment.py

@@ -1,19 +1,30 @@
-"""Comment model."""
-from sqlalchemy import Column, Integer, String, ForeignKey, DateTime, Text
-from sqlalchemy.orm import relationship
 from datetime import datetime
+
+from sqlalchemy import String, DateTime, ForeignKey, func, Index
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
 from app.database import Base
 
+
 class Comment(Base):
-    """Comment model."""
     __tablename__ = "comments"
 
-    id = Column(Integer, primary_key=True, index=True)
-    content = Column(Text, nullable=False)
-    author_id = Column(Integer, ForeignKey("users.id"), nullable=False)
-    table_id = Column(Integer, ForeignKey("tables.id"), nullable=True)
-    record_id = Column(Integer, nullable=True)
-    created_at = Column(DateTime, default=datetime.utcnow)
-    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+    id: Mapped[int] = mapped_column(primary_key=True)
+    record_id: Mapped[int] = mapped_column(
+        ForeignKey("records.id", ondelete="CASCADE"), nullable=False, index=True
+    )
+    user_id: Mapped[int] = mapped_column(ForeignKey("users.id"), nullable=True)
+    content: Mapped[str] = mapped_column(String, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=func.now())
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime, default=func.now(), onupdate=func.now()
+    )
 
-    author = relationship("User", back_populates="comments")
+    # Relationships
+    record = relationship("Record", back_populates="comments")
+    user = relationship("User", back_populates="comments")
+
+    __table_args__ = (Index("idx_comments_record", "record_id"),)
+
+    def __repr__(self):
+        return f"<Comment(id={self.id}, record_id={self.record_id})>"