pleroma-fe/src/components/notifications/notifications.js
2020-01-14 13:28:57 +00:00

109 lines
3.3 KiB
JavaScript

import Notification from '../notification/notification.vue'
import notificationsFetcher from '../../services/notifications_fetcher/notifications_fetcher.service.js'
import {
notificationsFromStore,
filteredNotificationsFromStore,
unseenNotificationsFromStore
} from '../../services/notification_utils/notification_utils.js'
const DEFAULT_SEEN_TO_DISPLAY_COUNT = 30
const Notifications = {
props: {
// Disables display of panel header
noHeading: Boolean,
// Disables panel styles, unread mark, potentially other notification-related actions
// meant for "Interactions" timeline
minimalMode: Boolean,
// Custom filter mode, an array of strings, possible values 'mention', 'repeat', 'like', 'follow', used to override global filter for use in "Interactions" timeline
filterMode: Array
},
data () {
return {
bottomedOut: false,
// How many seen notifications to display in the list. The more there are,
// the heavier the page becomes. This count is increased when loading
// older notifications, and cut back to default whenever hitting "Read!".
seenToDisplayCount: DEFAULT_SEEN_TO_DISPLAY_COUNT
}
},
computed: {
mainClass () {
return this.minimalMode ? '' : 'panel panel-default'
},
notifications () {
return notificationsFromStore(this.$store)
},
error () {
return this.$store.state.statuses.notifications.error
},
unseenNotifications () {
return unseenNotificationsFromStore(this.$store)
},
filteredNotifications () {
return filteredNotificationsFromStore(this.$store, this.filterMode)
},
unseenCount () {
return this.unseenNotifications.length
},
loading () {
return this.$store.state.statuses.notifications.loading
},
notificationsToDisplay () {
return this.filteredNotifications.slice(0, this.unseenCount + this.seenToDisplayCount)
}
},
components: {
Notification
},
created () {
const { dispatch } = this.$store
dispatch('fetchAndUpdateNotifications')
},
watch: {
unseenCount (count) {
if (count > 0) {
this.$store.dispatch('setPageTitle', `(${count})`)
} else {
this.$store.dispatch('setPageTitle', '')
}
}
},
methods: {
markAsSeen () {
this.$store.dispatch('markNotificationsAsSeen')
this.seenToDisplayCount = DEFAULT_SEEN_TO_DISPLAY_COUNT
},
fetchOlderNotifications () {
if (this.loading) {
return
}
const seenCount = this.filteredNotifications.length - this.unseenCount
if (this.seenToDisplayCount < seenCount) {
this.seenToDisplayCount = Math.min(this.seenToDisplayCount + 20, seenCount)
return
} else if (this.seenToDisplayCount > seenCount) {
this.seenToDisplayCount = seenCount
}
const store = this.$store
const credentials = store.state.users.currentUser.credentials
store.commit('setNotificationsLoading', { value: true })
notificationsFetcher.fetchAndUpdate({
store,
credentials,
older: true
}).then(notifs => {
store.commit('setNotificationsLoading', { value: false })
if (notifs.length === 0) {
this.bottomedOut = true
}
this.seenToDisplayCount += notifs.length
})
}
}
}
export default Notifications