d3dabb1f36
Mark challenge completed using derived data in a selector instead of manipulating the data on user load
34 lines
969 B
JavaScript
34 lines
969 B
JavaScript
import { Observable } from 'rx';
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import types from './types';
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import {
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addUser,
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updateThisUser,
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createErrorObservable,
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showSignIn,
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updateTheme,
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addThemeToBody
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} from './actions';
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const { fetchUser } = types;
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export default function getUserSaga(action$, getState, { services }) {
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return action$
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.filter(action => action.type === fetchUser)
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.flatMap(() => {
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return services.readService$({ service: 'user' })
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.flatMap(({ entities, result })=> {
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if (!entities || !result) {
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return Observable.just(showSignIn());
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}
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const user = entities.user[result];
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const isNightMode = user.theme === 'night';
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return Observable.of(
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addUser(entities),
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updateThisUser(result),
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isNightMode ? updateTheme(user.theme) : null,
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isNightMode ? addThemeToBody(user.theme) : null
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);
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})
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.catch(createErrorObservable);
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});
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}
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