Creating NAV business logic

The first step we have to do to develop our solution is to provide the business logic functionalities in NAV.

Our NAV must provide to the external application (B2B website) the following features:

• A list of customers enabled to interact with the B2B website

• For every customer, a list of its shipment addresses

• A list of items with their details

• A function to retrieve an item's availability and sales prices

• A function to insert an order from the B2B website

Let's see how we can create NAV business logic by performing the following steps:

1. To enable a customer entity to be visible to the external B2B website, we can add a Boolean field called Web Active on Customer Card. All customers with Web Active set as true will be visible to the external application.

2. Open the Microsoft Dynamics NAV Development Environment, go to the Customer table (ID = 18), and create the Boolean field:

   

3. After that, open Page 21 - Customer Card and add this new field to the user interface.

4. To expose...