Indian online grocery store

I’m looking for online groceries store solution along with source code to get some idea you can visit on [login to view URL] and [login to view URL] [login to view URL] I particularly like [login to view URL] This application should cover, stock, inventory, and delivery, on line payments, Loyalty point also redeem the point against the product, daily weekly, monthly, customer wise, products wise report. Each registration would be under the agent, agent will also get the points of purchase by the customer under him but agent will not authorized to track or check customer status, deliver, and purchasing record. Customer and agent will get the email, acknowledge on purchasing under his account Customer can track his deliver order as well Admin should have right to add, modify and delete products in sub menu “drop down” items. Front page should be flexible to add new items; new offer and promotion along with image, there should be enough space to add the video clip of products for promotions. More ideas are welcome, Technology should be Java, .NET and Data base SQL