Viper architecture (VIPER)

We developer basically uses the MVC,MVP or MVVM architecture for the development as per the requirement. It is mattering which architecture you are choose to develop the application. Many factors affecting for selection of the software architecture like system designs, requirements, time-lines etc.

In Viper architecture, each block corresponds to an object with specific tasks, inputs and outputs. It is very similar to workers in an assembly line: once the worker completes its job on an object, the object is passed along to the next worker, until the product is finished.

V (View): View is responsible for the UI updates and show whatever the presenter tells it.

I (Interactor) : The Interactor is responsible for fetching data from the model layer, and its implementation is totally independent of the user interface.All the business logic written inside the Interactor. E.g. Get User Data API call written in the Interactor.

P (Presenter): Presenter performing role as intermediator it gets data from interaction and passes to View. (It may be data or any user action)

E (Entity): Basically it is contains the Object Model which is used by Interactor. E.g. Student,Friend,College etc.

R (Router): It contains navigation logic for the application. E.g. Next button action shows second…