306 lines
9.8 KiB
Vue
306 lines
9.8 KiB
Vue
<template>
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<div id="public">
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<div></div>
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<DynamicScroller :items="timeline" :min-item-size="86" id="scroller" class="scroller" ref="scroller">
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<template v-slot="{ item, index, active }">
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<DynamicScrollerItem :item="item" :active="active" :size-dependencies="[item.uri]" :data-index="index" :watchData="true">
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<toot
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:message="item"
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:focused="item.uri + item.id === focusedId"
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:overlaid="modalOpened"
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:filters="filters"
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v-on:update="updateToot"
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v-on:delete="deleteToot"
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@focusNext="focusNext"
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@focusPrev="focusPrev"
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@focusRight="focusSidebar"
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@selectToot="focusToot(item)"
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@sizeChanged="sizeChanged"
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>
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</toot>
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</DynamicScrollerItem>
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</template>
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</DynamicScroller>
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<div :class="openSideBar ? 'upper-with-side-bar' : 'upper'" v-show="!heading">
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<el-button type="primary" @click="upper" circle>
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<font-awesome-icon icon="arrow-up" />
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</el-button>
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</div>
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</div>
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</template>
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<script>
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import { mapState, mapGetters } from 'vuex'
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import moment from 'moment'
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import Toot from '~/src/renderer/components/organisms/Toot'
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import reloadable from '~/src/renderer/components/mixins/reloadable'
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import { Event } from '~/src/renderer/components/event'
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import { ScrollPosition } from '~/src/renderer/components/utils/scroll'
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export default {
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data() {
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return {
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focusedId: null,
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scrollPosition: null,
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observer: null,
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scrollTime: null,
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resizeTime: null
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}
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},
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name: 'public',
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components: { Toot },
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mixins: [reloadable],
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computed: {
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...mapState('TimelineSpace/Contents/Public', {
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timeline: state => state.timeline,
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lazyLoading: state => state.lazyLoading,
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heading: state => state.heading,
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scrolling: state => state.scrolling
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}),
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...mapState({
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openSideBar: state => state.TimelineSpace.Contents.SideBar.openSideBar,
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backgroundColor: state => state.App.theme.background_color,
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startReload: state => state.TimelineSpace.HeaderMenu.reload,
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unreadNotification: state => state.TimelineSpace.timelineSetting.unreadNotification
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}),
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...mapGetters('TimelineSpace/Contents/Public', ['filters']),
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...mapGetters('TimelineSpace/Modals', ['modalOpened']),
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shortcutEnabled: function () {
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if (this.modalOpened) {
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return false
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}
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if (!this.focusedId) {
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return true
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}
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// Sometimes toots are deleted, so perhaps focused toot don't exist.
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const currentIndex = this.timeline.findIndex(toot => this.focusedId === toot.uri + toot.id)
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return currentIndex === -1
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}
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},
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async mounted() {
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this.$store.commit('TimelineSpace/SideMenu/changeUnreadPublicTimeline', false)
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document.getElementById('scroller').addEventListener('scroll', this.onScroll)
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if (!this.unreadNotification.public) {
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this.$store.commit('TimelineSpace/Contents/changeLoading', true)
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await this.initialize().finally(_ => {
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this.$store.commit('TimelineSpace/Contents/changeLoading', false)
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})
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}
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Event.$on('focus-timeline', () => {
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// If focusedId does not change, we have to refresh focusedId because Toot component watch change events.
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const previousFocusedId = this.focusedId
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this.focusedId = 0
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this.$nextTick(function () {
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this.focusedId = previousFocusedId
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})
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})
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const el = document.getElementById('scroller')
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this.scrollPosition = new ScrollPosition(el)
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this.scrollPosition.prepare()
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this.observer = new ResizeObserver(() => {
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if (this.scrollPosition && !this.heading && !this.lazyLoading && !this.scrolling) {
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this.resizeTime = moment()
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this.scrollPosition.restore()
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}
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})
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const scrollWrapper = el.getElementsByClassName('vue-recycle-scroller__item-wrapper')[0]
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this.observer.observe(scrollWrapper)
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},
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beforeUpdate() {
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if (this.$store.state.TimelineSpace.SideMenu.unreadPublicTimeline && this.heading) {
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this.$store.commit('TimelineSpace/SideMenu/changeUnreadPublicTimeline', false)
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}
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if (this.scrollPosition) {
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this.scrollPosition.prepare()
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}
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},
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beforeDestroy() {
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if (!this.unreadNotification.public) {
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this.$store.dispatch('TimelineSpace/stopPublicStreaming')
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this.$store.dispatch('TimelineSpace/unbindPublicStreaming')
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}
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Event.$off('focus-timeline')
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this.observer.disconnect()
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},
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destroyed() {
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this.$store.commit('TimelineSpace/Contents/Public/changeHeading', true)
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this.$store.commit('TimelineSpace/Contents/Public/archiveTimeline')
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if (!this.unreadNotification.public) {
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this.$store.commit('TimelineSpace/Contents/Public/clearTimeline')
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}
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if (document.getElementById('scroller') !== undefined && document.getElementById('scroller') !== null) {
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document.getElementById('scroller').removeEventListener('scroll', this.onScroll)
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document.getElementById('scroller').scrollTop = 0
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}
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},
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watch: {
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startReload: function (newState, oldState) {
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if (!oldState && newState) {
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this.reload().finally(() => {
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this.$store.commit('TimelineSpace/HeaderMenu/changeReload', false)
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})
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}
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},
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focusedId: function (newState, _oldState) {
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if (newState && this.heading) {
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this.$store.commit('TimelineSpace/Contents/Public/changeHeading', false)
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} else if (newState === null && !this.heading) {
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this.$store.commit('TimelineSpace/Contents/Public/changeHeading', true)
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}
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}
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},
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methods: {
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async initialize() {
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await this.$store.dispatch('TimelineSpace/Contents/Public/fetchPublicTimeline').catch(_ => {
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this.$message({
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message: this.$t('message.timeline_fetch_error'),
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type: 'error'
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})
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})
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await this.$store.dispatch('TimelineSpace/bindPublicStreaming')
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this.$store.dispatch('TimelineSpace/startPublicStreaming')
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},
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updateToot(message) {
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this.$store.commit('TimelineSpace/Contents/Public/updateToot', message)
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},
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deleteToot(message) {
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this.$store.commit('TimelineSpace/Contents/Public/deleteToot', message.id)
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},
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onScroll(event) {
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if (moment().diff(this.resizeTime) < 500) {
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return
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}
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this.scrollTime = moment()
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if (!this.scrolling) {
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this.$store.commit('TimelineSpace/Contents/Public/changeScrolling', true)
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}
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if (
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event.target.clientHeight + event.target.scrollTop >= document.getElementById('scroller').scrollHeight - 10 &&
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!this.lazyloading
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) {
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this.$store
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.dispatch('TimelineSpace/Contents/Public/lazyFetchTimeline', this.timeline[this.timeline.length - 1])
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.then(statuses => {
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if (statuses === null) {
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return
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}
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if (statuses.length > 0) {
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this.$store.commit('TimelineSpace/Contents/Public/changeScrolling', true)
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setTimeout(() => {
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this.$store.commit('TimelineSpace/Contents/Public/changeScrolling', false)
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}, 500)
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}
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})
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.catch(() => {
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this.$message({
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message: this.$t('message.timeline_fetch_error'),
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type: 'error'
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})
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})
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}
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if (event.target.scrollTop > 10 && this.heading) {
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this.$store.commit('TimelineSpace/Contents/Public/changeHeading', false)
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} else if (event.target.scrollTop <= 10 && !this.heading) {
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this.$store.commit('TimelineSpace/Contents/Public/changeHeading', true)
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}
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setTimeout(() => {
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const now = moment()
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if (now.diff(this.scrollTime) >= 150) {
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this.scrollTime = null
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this.$store.commit('TimelineSpace/Contents/Public/changeScrolling', false)
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}
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}, 150)
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},
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async reload() {
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this.$store.commit('TimelineSpace/changeLoading', true)
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try {
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await this.reloadable()
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} finally {
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this.$store.commit('TimelineSpace/changeLoading', false)
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}
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},
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upper() {
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this.$refs.scroller.scrollToItem(0)
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this.focusedId = null
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},
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focusNext() {
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const currentIndex = this.timeline.findIndex(toot => this.focusedId === toot.uri + toot.id)
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if (currentIndex === -1) {
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this.focusedId = this.timeline[0].uri + this.timeline[0].id
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} else if (currentIndex < this.timeline.length) {
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this.focusedId = this.timeline[currentIndex + 1].uri + this.timeline[currentIndex + 1].id
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}
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},
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focusPrev() {
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const currentIndex = this.timeline.findIndex(toot => this.focusedId === toot.uri + toot.id)
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if (currentIndex === 0) {
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this.focusedId = null
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} else if (currentIndex > 0) {
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this.focusedId = this.timeline[currentIndex - 1].uri + this.timeline[currentIndex - 1].id
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}
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},
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focusToot(message) {
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this.focusedId = message.uri + message.id
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},
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focusSidebar() {
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Event.$emit('focus-sidebar')
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},
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handleKey(event) {
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switch (event.srcKey) {
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case 'next':
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this.focusedId = this.timeline[0].uri + this.timeline[0].id
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break
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}
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},
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sizeChanged() {
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this.$store.commit('TimelineSpace/Contents/Public/changeScrolling', true)
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setTimeout(() => {
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this.$store.commit('TimelineSpace/Contents/Public/changeScrolling', false)
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}, 500)
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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#public {
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height: 100%;
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overflow: auto;
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scroll-behavior: auto;
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.scroller {
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height: 100%;
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}
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.loading-card {
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height: 60px;
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}
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.loading-card:empty {
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height: 0;
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}
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.upper {
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position: fixed;
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bottom: 20px;
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right: 20px;
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}
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.upper-with-side-bar {
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position: fixed;
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bottom: 20px;
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right: calc(20px + var(--current-sidebar-width));
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transition: all 0.5s;
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}
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}
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</style>
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<style lang="scss" src="@/assets/timeline-transition.scss"></style>
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