57 lines
1.7 KiB
JavaScript
57 lines
1.7 KiB
JavaScript
import {
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NOTIFICATIONS_UPDATE,
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NOTIFICATIONS_REFRESH_SUCCESS,
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NOTIFICATIONS_EXPAND_SUCCESS
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} from '../actions/notifications';
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import Immutable from 'immutable';
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const initialState = Immutable.Map({
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items: Immutable.List(),
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next: null,
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loaded: false
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});
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const notificationToMap = notification => Immutable.Map({
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id: notification.id,
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type: notification.type,
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account: notification.account.id,
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status: notification.status ? notification.status.id : null
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});
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const normalizeNotification = (state, notification) => {
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return state.update('items', list => list.unshift(notificationToMap(notification)));
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};
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const normalizeNotifications = (state, notifications, next) => {
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let items = Immutable.List();
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const loaded = state.get('loaded');
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notifications.forEach((n, i) => {
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items = items.set(i, notificationToMap(n));
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});
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return state.update('items', list => loaded ? list.unshift(...items) : list.push(...items)).set('next', next).set('loaded', true);
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};
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const appendNormalizedNotifications = (state, notifications, next) => {
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let items = Immutable.List();
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notifications.forEach((n, i) => {
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items = items.set(i, notificationToMap(n));
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});
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return state.update('items', list => list.push(...items)).set('next', next);
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};
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export default function notifications(state = initialState, action) {
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switch(action.type) {
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case NOTIFICATIONS_UPDATE:
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return normalizeNotification(state, action.notification);
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case NOTIFICATIONS_REFRESH_SUCCESS:
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return normalizeNotifications(state, action.notifications, action.next);
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case NOTIFICATIONS_EXPAND_SUCCESS:
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return appendNormalizedNotifications(state, action.notifications, action.next);
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default:
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return state;
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}
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};
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