fix: buy product

models/dotori.py

@@ -2,9 +2,10 @@ from flask_sqlalchemy import SQLAlchemy
 from datetime import datetime
 from db import db
 
+
 class UserDotori(db.Model):
-    __tablename__ = 'user_dotori'
-    
+    __tablename__ = "user_dotori"
+
     id = db.Column(db.Integer, primary_key=True, autoincrement=True)
     user_id = db.Column(db.Integer, nullable=False)
     dotori_count = db.Column(db.Integer, default=0)
@@ -13,17 +14,14 @@ class UserDotori(db.Model):
 
     def to_dict(self):
         return {
-            'user_id': self.user_id,
-            'dotori_count': self.dotori_count,
-            'created_at': self.created_at.isoformat(),
-            'updated_at': self.updated_at.isoformat()
+            "user_id": self.user_id,
+            "dotori_count": self.dotori_count,
+            "created_at": self.created_at.isoformat(),
+            "updated_at": self.updated_at.isoformat(),
         }
 
     def to_response(self):
-        return {
-            'userId': self.user_id,
-            'dotory': self.dotori_count
-        }
+        return {"user_id": self.user_id, "dotory": self.dotori_count}
 
     def increment(self, amount=1):
         self.dotori_count += amount
@@ -36,5 +34,6 @@ class UserDotori(db.Model):
             self.updated_at = datetime.now()
             return self.dotori_count
         return False
+
     def __repr__(self):
-        return f"<UserDotori user_id={self.user_id} dotori_count={self.dotori_count}>"
+        return f"<UserDotori user_id={self.user_id} dotori_count={self.dotori_count}>"