Our data-driven application is almost complete. Just two more features need to be added. They are as follows:
Auto displaying of products available for sale - In Chapter 8, Entering, Saving, Listing, and Deleting the Records of the Products Sold to the Customers, we entered the information of the product sold to the customer manually, that is, we entered the product name, price, and quantity sold to the customer manually; we need to remember the list of products that are available for sale and their price. What we want now, is to automatically display the list of products available for sale from the MasterProduct entity and we just need to click the product that is sold to the customer. Also we would want the product name, its image, and price to appear automatically on selecting the product, so that we just have to enter the quantity sold to the customer.
The second thing is to update the stock, that is, we want the quantity...