feat:点赞点踩，反思节点动态接入

db_util/db_main.py

@@ -1,4 +1,4 @@
-from sqlalchemy import Column, DateTime, String, create_engine, Boolean, Text
+from sqlalchemy import Column, DateTime,Integer, String, create_engine, Boolean, Text
 from sqlalchemy.orm import declarative_base, sessionmaker
 
 # 申明基类对象
@@ -23,10 +23,12 @@ class QuestionFeedBack(Base):
     user_id = Column(String(100), nullable=False, default='1')
     # 用户意见反馈
     user_comment = Column(Text, nullable=True)
-    # 用户点赞，点踩
-    user_praise = Column(Boolean, nullable=False, default=False)
+    # 用户点赞，点踩 0代表未点赞，1代表点赞，-1代表点踩
+    user_praise = Column(Integer, nullable=False, default=0)
     # 该数据是否被认为梳理过
     is_process = Column(Boolean, nullable=False, default=False)
+    def to_dict(self):
+        return {"id":self.id,  "question":self.question,  "user_id":self.user_id,  "user_praise":self.user_praise}
 
 
 class Conversation(Base):