Duplicate_Purchases-Verification Logic

[Surya-sourav]

In the Course-Selling-Server , the user route has a minor issue with the purchase logic i.e its purchasing the same course for more than once (Purchase Duplication ) to avoid the edge case and to give the user a better experience lets add a Verification Logic at the Backend Route that would verify whether the course is already purchased by the user by taking two params (username , courseId)