NgRx Entity

Part of NgRx
Converts arrays to dictionaries
Supports relationships between stores
Super fast find by id
Entity enrichment
Loading, error, etc
Selectors to transform data back to arrays
Entity State
interface EntityState<V> {
  ids: string[] | number[];
  entities: { [id: string | id: number]: V };
}
Reducers
Selectors
Memoized
Composable
Testable
Refactor Tour of Heroes NgRx project to use entity:  https://stackblitz.com/github/jessesanders/tour-of-heroes/tree/ngrx​

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Entity State

Reducers

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