This is the payload provided to the changes reducer to determine the changes
Doing this with a payload instead of directly accessing other reducers
removed the dependency for other reducers to be done reducing and allows
this changes method to be called with payloads from outside the main state
This is the payload provided to the changes reducer to determine the changes Doing this with a payload instead of directly accessing other reducers removed the dependency for other reducers to be done reducing and allows this changes method to be called with payloads from outside the main state
IShoppingCartCalculateChangePayload