首次提交

repositories/user_repo.py

@@ -0,0 +1,19 @@
+from models.user import User
+from extensions import db
+
+class UserRepository:
+
+    @staticmethod
+    def find_by_username(username: str):
+        return User.query.filter_by(username=username).first()
+
+    @staticmethod
+    def find_by_id(user_id: int):
+        return User.query.get(user_id)
+
+    @staticmethod
+    def create(username: str, password: str):
+        user = User(username=username, password=password)
+        db.session.add(user)
+        db.session.commit()
+        return user