Lesson 22 - E-shop in ASP.NET Core MVC - Cart - Business Layer
In the previous lesson, E-shop in ASP.NET Core MVC - Shopping Cart, we thought about the implementation of the shopping cart mechanism and prepared the database for storing orders. In today's ASP.NET Core MVC tutorial, we're going to focus on the business layer, where we're going to prepare a manager to handle orders and pair them with clients.
Before we start writing the order manager, we'll prepare the methods for
working with cookies. These methods will be useful at multiple places of the
business layer, so we won't put them directly in
we'll create them as an extension for
HttpContext which works with
cookies in ASP.NET Core.
SetCookie() and GetCookie()
SetCookie() method updates values of a cookie if the cookie
with the given key already exists. If it doesn't, it creates a new cookie. As
parameters, we pass the key (name) of the cookie, the value to store, and the
amount of time till the cookie expires. The
GetCookie() method, on
the other hand, returns the value of the cookie with a given key.
The code for both methods is as follows:
...End of the preview...
You've come here and that's great! We believe that the first lessons showed you something new and useful
Do you want to continue the course? Go to the premium section.
Limited offer: Learn all knowledge and save money
Before buying this article, you have to buy the previous one
Commercial article (licence no-reselling)
This article is based on many years of experience in the IT field, and describes how to develop a professional commercial product or parts, that can be directly used to generate profit or to get as a gate into the industry.
This knowledge is only for the members of our community who are working their way up to become IT professionals. Therefore, this knowledge is only available in exchange for credits. You can use the source code from this article for one commercial project. However, you will not be able to resell it. Simply put, you can't buy our article once and then sell our code multiple times. If you need to use this code a bit more extensively, we are ready to discuss Commercial licence options with you. You can find more info on this in the following article Licence.
Are you ready to become a professional? All you have to do is click here!.
Requested article covers this content:
You gain credits by supporting our network. This is done by sending a helpful amount of money to support the site, or by creating content for the network.