Transferring data between sibling components can be very easy, but imagine making a tree of components react to any data change. You will need to trigger an event in an event bus or send the event through all the parent components until it reaches over the top of the event chain and then gets sent all the way down to the desired component; this process can be very tedious and painful. If you are developing a large-scale application, this process is not sustainable.
Flux libraries were developed to help with this process, with the idea of bringing the reactivity outside of the component bounds, as Vuex is capable of maintaining one single source of truth of your data and, at the same time, is the place for you to have your business rules.
In this chapter, we will learn how to use Vuex, develop our store, apply it to our components, and namespace...
