306 lines
10 KiB
JavaScript
306 lines
10 KiB
JavaScript
import {
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NOTIFICATIONS_INITIALIZE,
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NOTIFICATIONS_UPDATE,
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NOTIFICATIONS_EXPAND_SUCCESS,
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NOTIFICATIONS_EXPAND_REQUEST,
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NOTIFICATIONS_EXPAND_FAIL,
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NOTIFICATIONS_FILTER_SET,
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NOTIFICATIONS_CLEAR,
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NOTIFICATIONS_SCROLL_TOP,
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NOTIFICATIONS_UPDATE_QUEUE,
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NOTIFICATIONS_DEQUEUE,
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MAX_QUEUED_NOTIFICATIONS,
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NOTIFICATIONS_MARK_READ,
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} from '../actions/notifications'
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import {
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ACCOUNT_BLOCK_SUCCESS,
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ACCOUNT_MUTE_SUCCESS,
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} from '../actions/accounts'
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import { TIMELINE_DELETE, TIMELINE_DISCONNECT } from '../actions/timelines'
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import { Range, Map as ImmutableMap, List as ImmutableList } from 'immutable'
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import { unreadCount, lastReadNotificationId } from '../initial_state'
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import compareId from '../utils/compare_id';
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const DEFAULT_NOTIFICATIONS_LIMIT = 20
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const initialState = ImmutableMap({
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items: ImmutableList(),
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sortedItems: ImmutableList(),
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lastId: null,
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hasMore: true,
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top: false,
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unread: 0,
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isLoading: false,
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queuedNotifications: ImmutableList(), //max = MAX_QUEUED_NOTIFICATIONS
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totalQueuedNotificationsCount: 0, //used for queuedItems overflow for MAX_QUEUED_NOTIFICATIONS+
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lastReadId: -1,
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filter: ImmutableMap({
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active: 'all',
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onlyVerified: false,
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onlyFollowing: false,
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}),
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});
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const notificationToMap = (notification) => ImmutableMap({
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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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created_at: notification.created_at,
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status: notification.status ? notification.status.id : null,
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});
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const makeSortedNotifications = (state) => {
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let finalSortedItems = ImmutableList()
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const items = state.get('items')
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const lastReadId = state.get('lastReadId')
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const chunks = Range(0, items.count(), DEFAULT_NOTIFICATIONS_LIMIT)
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.map((chunkStart) => items.slice(chunkStart, chunkStart + DEFAULT_NOTIFICATIONS_LIMIT))
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chunks.forEach((chunk) => {
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let sortedItems = ImmutableList()
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let follows = ImmutableList()
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let likes = {}
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let reposts = {}
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let followIndex = -1
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let indexesForStatusesForReposts = {}
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let indexesForStatusesForFavorites = {}
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chunk.forEach((notification) => {
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const statusId = notification.get('status')
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const type = notification.get('type')
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switch (type) {
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case 'follow': {
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if (followIndex === -1) followIndex = sortedItems.size
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sortedItems = sortedItems.set(followIndex, ImmutableMap())
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follows = follows.set(follows.size, notification)
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break
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}
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case 'favourite': {
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if (likes[statusId] === undefined) {
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let size = sortedItems.size
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sortedItems = sortedItems.set(size, ImmutableMap())
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indexesForStatusesForFavorites[statusId] = size
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likes[statusId] = []
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}
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likes[statusId].push({
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account: notification.get('account'),
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created_at: notification.get('created_at'),
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id: notification.get('id'),
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})
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break
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}
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case 'reblog': {
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if (reposts[statusId] === undefined) {
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let size = sortedItems.size
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sortedItems = sortedItems.set(size, ImmutableMap())
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indexesForStatusesForReposts[statusId] = size
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reposts[statusId] = []
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}
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reposts[statusId].push({
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account: notification.get('account'),
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created_at: notification.get('created_at'),
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id: notification.get('id'),
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})
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break
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}
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default: {
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sortedItems = sortedItems.set(sortedItems.size, notification)
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break
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}
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}
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if (follows.size > 0) {
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sortedItems = sortedItems.set(followIndex, ImmutableMap({
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follow: follows,
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}))
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}
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if (Object.keys(likes).length > 0) {
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for (const statusId in likes) {
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if (likes.hasOwnProperty(statusId)) {
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const likeArr = likes[statusId]
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const accounts = likeArr.map((l) => l.account)
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const lastUpdated = likeArr[0]['created_at']
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const isUnread = parseInt(likeArr[0]['id']) > lastReadId
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sortedItems = sortedItems.set(indexesForStatusesForFavorites[statusId], ImmutableMap({
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like: ImmutableMap({
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accounts,
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lastUpdated,
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isUnread,
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status: statusId,
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})
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}))
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}
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}
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}
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if (Object.keys(reposts).length > 0) {
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for (const statusId in reposts) {
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if (reposts.hasOwnProperty(statusId)) {
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const repostArr = reposts[statusId]
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const accounts = repostArr.map((l) => l.account)
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const lastUpdated = repostArr[0]['created_at']
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const isUnread = parseInt(repostArr[0]['id']) > lastReadId
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sortedItems = sortedItems.set(indexesForStatusesForReposts[statusId], ImmutableMap({
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repost: ImmutableMap({
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accounts,
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lastUpdated,
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isUnread,
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status: statusId,
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})
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}))
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}
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}
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}
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})
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finalSortedItems = finalSortedItems.concat(sortedItems)
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})
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return state.set('sortedItems', finalSortedItems)
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}
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const normalizeNotification = (state, notification) => {
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const top = state.get('top')
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if (!top) {
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state = state.update('unread', (unread) => unread + 1)
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}
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state = state.update('items', (list) => {
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if (top && list.size > 40) list = list.take(20)
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return list.unshift(notificationToMap(notification))
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})
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return makeSortedNotifications(state)
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}
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const expandNormalizedNotifications = (state, notifications, next) => {
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let items = ImmutableList()
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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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state = state.withMutations((mutable) => {
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if (!items.isEmpty()) {
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mutable.update('items', (list) => {
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const lastIndex = 1 + list.findLastIndex(
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item => item !== null && (compareId(item.get('id'), items.last().get('id')) > 0 || item.get('id') === items.last().get('id'))
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)
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const firstIndex = 1 + list.take(lastIndex).findLastIndex(
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item => item !== null && compareId(item.get('id'), items.first().get('id')) > 0
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)
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return list.take(firstIndex).concat(items, list.skip(lastIndex))
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})
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}
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if (!next) mutable.set('hasMore', false)
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mutable.set('isLoading', false)
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})
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return makeSortedNotifications(state)
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}
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const updateTop = (state, top) => {
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return state.withMutations((mutable) => {
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if (top) mutable.set('unread', 0)
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mutable.set('top', top)
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})
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}
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const filterNotifications = (state, relationship) => {
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const filterer = (list) => list.filterNot((item) => !!item && item.get('account') === relationship.id)
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state = state.update('items', filterer)
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return makeSortedNotifications(state)
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}
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const deleteByStatus = (state, statusId) => {
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const filterer = (list) => list.filterNot((item) => !!item && item.get('status') === statusId)
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state = state.update('items', filterer)
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return makeSortedNotifications(state)
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}
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const updateNotificationsQueue = (state, notification, intlMessages, intlLocale) => {
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const queuedNotifications = state.getIn(['queuedNotifications'], ImmutableList());
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const listedNotifications = state.getIn(['items'], ImmutableList());
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const totalQueuedNotificationsCount = state.getIn(['totalQueuedNotificationsCount'], 0);
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const unread = state.getIn(['unread'], 0)
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let alreadyExists = queuedNotifications.find((existingQueuedNotification) => existingQueuedNotification.id === notification.id);
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if (!alreadyExists) {
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alreadyExists = listedNotifications.find((existingListedNotification) => existingListedNotification.get('id') === notification.id);
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}
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if (alreadyExists) {
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return state;
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}
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let newQueuedNotifications = queuedNotifications;
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return state.withMutations(mutable => {
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if (totalQueuedNotificationsCount <= MAX_QUEUED_NOTIFICATIONS) {
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mutable.set('queuedNotifications', newQueuedNotifications.push({
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notification,
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intlMessages,
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intlLocale,
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}));
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}
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mutable.set('totalQueuedNotificationsCount', totalQueuedNotificationsCount + 1);
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mutable.set('unread', unread + 1);
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});
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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_INITIALIZE:
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return state.withMutations((mutable) => {
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mutable.set('unread', unreadCount)
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mutable.set('lastReadId', lastReadNotificationId)
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})
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case NOTIFICATIONS_MARK_READ:
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return state.set('lastReadId', action.lastReadId);
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case NOTIFICATIONS_EXPAND_REQUEST:
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return state.set('isLoading', true);
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case NOTIFICATIONS_EXPAND_FAIL:
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return state.set('isLoading', false);
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case NOTIFICATIONS_FILTER_SET:
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return state.withMutations(mutable => {
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mutable.set('items', ImmutableList()).set('hasMore', true)
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mutable.setIn(['filter', action.path], action.value)
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})
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case NOTIFICATIONS_SCROLL_TOP:
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return updateTop(state, action.top);
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case NOTIFICATIONS_UPDATE:
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return normalizeNotification(state, action.notification);
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case NOTIFICATIONS_UPDATE_QUEUE:
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return updateNotificationsQueue(state, action.notification, action.intlMessages, action.intlLocale);
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case NOTIFICATIONS_DEQUEUE:
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return state.withMutations(mutable => {
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mutable.set('queuedNotifications', ImmutableList())
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mutable.set('totalQueuedNotificationsCount', 0)
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});
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case NOTIFICATIONS_EXPAND_SUCCESS:
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return expandNormalizedNotifications(state, action.notifications, action.next);
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case ACCOUNT_BLOCK_SUCCESS:
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return filterNotifications(state, action.relationship);
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case ACCOUNT_MUTE_SUCCESS:
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return action.relationship.muting_notifications ? filterNotifications(state, action.relationship) : state;
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case NOTIFICATIONS_CLEAR:
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return state.set('items', ImmutableList()).set('hasMore', false);
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case TIMELINE_DELETE:
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return deleteByStatus(state, action.id);
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case TIMELINE_DISCONNECT:
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return action.timeline === 'home' ?
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state.update('items', items => items.first() ? items.unshift(null) : items) :
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state;
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default:
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return state;
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}
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};
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