Get up to 60 % extra points for free! More info
Save up to 80 % on our Python e-learning courses. Only this week!

Lesson 6 - E-shop in ASP.NET Core MVC - Flash messages for users

In the previous lesson, E-shop in ASP.NET Core MVC - User management, we prepared registration and user login. In today's tutorial, we're going to use ASP.NET Core to make a system displaying messages to our users. We'll also handle exceptions globally using filters.

Messages preview in the ASP.NET Core MVC e-shop

FlashMessage class

Because we should only use messages in the application layer, let's add the necessary classes to the MVC project. We'll create a Classes folder for them and add a new FlashMessage class in it. We'll distinguish the messages by type visually (information, success, warning, and error). First, we'll create a list of all the message types as an enum:

public enum FlashMessageType
{
    Info,
    Success,
    Warning,
    Danger,
}

It's probably not a problem to have the enumerated type and the class itself in one file, of course you can separate these as well. The FlashMesage class will be very simple:


 

...End of the preview...
Continue further

You will gain knowledge worth hundreds of thousands for a few crowns

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

Buy lessons and exercise submitting one by one 990 points
Buy all currently available lessons with exercise submitting and other features for an exclusive price 842 points ($75.78)
Currently, you have 0 points
By buying this exclusive package, you'll have access to all 34 lessons in this course including exercise submitting while saving $13.32. This offer is limited for the first lessons only with an additional exclusive 15% discount.
You gain 842 points for adding an article to the site, or for $89.10 $75.78

Warning, by buying just this lesson you'll lose the limited 15% discount for the package of all the lessons.

Buy only the lesson 30 points
Currently, you have 0 points
You gain 30 points for adding an article to the site, or for $2.70

Before buying this article, you have to buy the previous one

This article is licensed: Premium no-reselling II, by buying this article, you agree with the terms of use.

Commercial article (licence no-reselling)

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 can only be used properly by the members of our community who are working their way up to become IT professionals. Therefore, this knowledge is only available in exchange for points. 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!.

Article description

Requested article covers this content:

In this C# tutorial, we'll create a FlashMessage class, add extension methods for the Controller and HtmlHelper, handle exceptions globally by a filter.

You gain points 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.

Article has been written for you by Martin Petrovaj
Avatar
Activities (7)