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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | 2x 8x 3x 2x 2x 8x | import { Injectable, Provider } from '@angular/core';
import { createReducer, on } from '@ngrx/store';
import { userAction } from './user.actions';
import { userReducerConfig } from './user.interface';
@Injectable({
providedIn: 'root',
})
export class AppUserReducer {
public createReducer() {
return createReducer(
userReducerConfig.initialState,
on(userAction.login, (state, { payload }) => ({ ...state, email: payload.email })),
on(userAction.logout, state => ({ ...userReducerConfig.initialState, email: state.email })),
on(userAction.signup, (state, { payload }) => ({ ...state, email: payload.email })),
);
}
}
export const userReducerProvider: Provider = {
provide: userReducerConfig.token,
deps: [AppUserReducer],
useFactory: (reducer: AppUserReducer) => reducer.createReducer(),
};
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