Website with Windows App. Read Before Applying

KINDLY READ.
Hello Developers,

My Requirements:
Website:
Product Listing just Like E-com Websites.
Product Management and Super Admins, Admins and Buyers.
Database and Login and Verifying Product Purchase Details.
Sending Email for Every Purchase to users and Admins (Shop Owners)

Allotting digital Addons to Users after Purchase.
Super Admin
Admin Vendor (Person Selling Products)
Users: (Buyers)

All Products Sold are Digital Game Addons. No Physical Delivery Requried.

Windows Desktop App Part:
Verifying installation
installing Products
System Identification
Identification of Copied Files from Other Users or Other Sources.


If this Sounds Interesting, then connect.