blob: 4115a713b3e2cc22f39ac9502aedc8a7fb6aa665 [file] [log] [blame]
/**
* @license
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import {AccountDetailInfo, PreferencesInfo} from '../../types/common';
import {BehaviorSubject, Observable} from 'rxjs';
import {map, distinctUntilChanged} from 'rxjs/operators';
import {createDefaultPreferences} from '../../constants/constants';
interface UserState {
/**
* Keeps being defined even when credentials have expired.
*/
account?: AccountDetailInfo;
preferences: PreferencesInfo;
}
const initialState: UserState = {
preferences: createDefaultPreferences(),
};
const privateState$ = new BehaviorSubject(initialState);
// Re-exporting as Observable so that you can only subscribe, but not emit.
export const userState$: Observable<UserState> = privateState$;
export function updateAccount(account?: AccountDetailInfo) {
const current = privateState$.getValue();
privateState$.next({...current, account});
}
export function updatePreferences(preferences: PreferencesInfo) {
const current = privateState$.getValue();
privateState$.next({...current, preferences});
}
export const account$ = userState$.pipe(
map(userState => userState.account),
distinctUntilChanged()
);
export const preferences$ = userState$.pipe(
map(userState => userState.preferences),
distinctUntilChanged()
);
export const myTopMenuItems$ = preferences$.pipe(
map(preferences => preferences?.my ?? []),
distinctUntilChanged()
);