--- /dev/null
+import {
+ ActionReducer,
+ ActionReducerMap,
+ createFeatureSelector,
+ createSelector,
+ MetaReducer
+} from '@ngrx/store';
+import { environment } from '../../environments/environment';
+
+export interface State {
+
+}
+
+export const reducers: ActionReducerMap<State> = {
+
+};
+
+
+export const metaReducers: MetaReducer<State>[] = !environment.production ? [] : [];