You don't really want for being converting it to JSON from the view, and You do not actually need to transform it during the controller, as neither of such locations make sense. Regrettably, you are caught with this case.
Inside the state of affairs higher than, our DinnerFormViewModel class right exposes the Meal model object being a home, along with a supporting SelectList model assets.
A view model represents the data that you might want to Exhibit with your view/web site, no matter whether it's useful for static textual content or for enter values (like textboxes and dropdown lists) which might be included towards the database (or edited). It is a thing diverse than your domain model. It's a model for that view.
In ASP.Internet Main MVC, views are .cshtml information that utilize the C# programming language in Razor markup. Ordinarily, view data files are grouped into folders named for each of your app's controllers. The folders are stored in the Views folder at the root with the application:
Adhere to the best practice of organizing the file structure to your views to mirror the interactions among the controllers, actions, and views for maintainability and clarity.
It is possible to personalize the default convention for a way views are located within the application by making use of a custom made IViewLocationExpander.
From time to time it is necessary which the Model you wish to consider to View differs from your initial Model, that's after you want ViewModel.
The controller might not acknowledge it any longer being a viewmodel, but sees it as an assortment of posted values. But once again, i'm not sure This can be what is happening..
We've protected numerous sort post scenarios, and reviewed how you can employ create, update and delete (CRUD) help. We will now choose our DinnersController implementation more and empower aid for richer type modifying situations.
in this manner if you put various widgets on the web site, you won't get conflicts (Except you must obtain the strategies from in other places inside the web site, but in that situation you have to be registering the widget with some widget framework anyway).
A DTO is really an object view model in asp.net mvc accustomed to transfer details among distinctive layers or factors of the application, commonly in between the backend and frontend.
For that reason, a DTO shaped to some view is basically the same as the ViewModel. On the other hand, in larger sized methods with One more serialization boundary, a DTO could possibly be useful if individual from the ViewModel precisely formed for that View.
Any time a Controller class decides to render an HTML response back to your shopper, it really is to blame for explicitly passing towards the view template every one of the details needed to render the response.
For this later scenario, you might have the action method update a ViewModel object With all the kind-posted knowledge, and afterwards make use of the ViewModel instance to map or retrieve an true domain model item.