14-auth-selectors

src/app/shared/state/auth.reducer.ts

@@ -35,3 +35,7 @@ export const authReducer = createReducer(
 export function reducer(state: State | undefined, action: Action) {
   return authReducer(state, action);
 }
+
+export const selectGettingStatus = (state: State) => state.gettingStatus;
+export const selectUser = (state: State) => state.user;
+export const selectError = (state: State) => state.error;

src/app/shared/state/index.ts

@@ -3,15 +3,34 @@ import * as fromAuth from "./auth.reducer";
 import * as fromBooks from "./books.reducer";
 
 export interface State {
+  auth: fromAuth.State;
   books: fromBooks.State;
 }
 
 export const reducers: ActionReducerMap<State> = {
+  auth: fromAuth.reducer,
   books: fromBooks.reducer
 };
 
 export const metaReducers: MetaReducer<State>[] = [];
 
+/**
+ * Auth Selectors
+ */
+export const selectAuthState = (state: State) => state.auth;
+export const selectGettingAuthStatus = createSelector(
+  selectAuthState,
+  fromAuth.selectGettingStatus
+);
+export const selectAuthUser = createSelector(
+  selectAuthState,
+  fromAuth.selectUser
+);
+export const selectAuthError = createSelector(
+  selectAuthState,
+  fromAuth.selectError
+);
+
 /**
  * Books Selectors
  */