init

backend/app/models/chapter.py

@@ -0,0 +1,24 @@
+"""章节数据模型"""
+from sqlalchemy import Column, String, Text, Integer, DateTime, ForeignKey
+from sqlalchemy.sql import func
+from app.database import Base
+import uuid
+
+
+class Chapter(Base):
+    """章节表"""
+    __tablename__ = "chapters"
+    
+    id = Column(String(36), primary_key=True, default=lambda: str(uuid.uuid4()))
+    project_id = Column(String(36), ForeignKey("projects.id", ondelete="CASCADE"), nullable=False)
+    chapter_number = Column(Integer, nullable=False, comment="章节序号")
+    title = Column(String(200), nullable=False, comment="章节标题")
+    content = Column(Text, comment="章节内容")
+    summary = Column(Text, comment="章节摘要")
+    word_count = Column(Integer, default=0, comment="字数统计")
+    status = Column(String(20), default="draft", comment="章节状态")
+    created_at = Column(DateTime, server_default=func.now(), comment="创建时间")
+    updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now(), comment="更新时间")
+    
+    def __repr__(self):
+        return f"<Chapter(id={self.id}, chapter_number={self.chapter_number}, title={self.title})>"