September 2018
Intermediate to advanced
302 pages
7h 17m
English
Content preview from Hands-On Design Patterns with React Native
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Working with side effects in MVC
If we follow classic MVC architecture, we will work with separation of concerns as follows: model, view, and controller. Also, the view may get exposed functions that directly update the model. If this happens, it may trigger side effects.
There are a couple of places where side effects could be placed:
- Controller initialization
- Controller-related service (this service is a decoupled specialized piece of logic)
- The view, using the controller-related service exposed as a callback
- In some cases, on model update (server-client bidirectional model)
I'm sure you can even come up with more than that.
This freedom comes at a great cost. We can have virtually unlimited numbers of paths intertwined with side effects, ...
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