Whalebird-desktop-client-ma.../src/renderer/components/TimelineSpace/Contents/Home.vue

347 lines
12 KiB
Vue

<template>
<div id="home">
<div></div>
<DynamicScroller :items="filteredTimeline" :min-item-size="86" id="scroller" class="scroller" ref="scroller">
<template v-slot="{ item, index, active }">
<template v-if="item.id === 'loading-card'">
<DynamicScrollerItem :item="item" :active="active" :size-dependencies="[item.id]" :data-index="index" :watchData="true">
<StatusLoading :since_id="item.since_id" :max_id="item.max_id" :loading="loadingMore" @load_since="fetchTimelineSince" />
</DynamicScrollerItem>
</template>
<template v-else>
<DynamicScrollerItem :item="item" :active="active" :size-dependencies="[item.uri]" :data-index="index" :watchData="true">
<toot
:message="item"
:focused="item.uri + item.id === focusedId"
:overlaid="modalOpened"
:filters="filters"
v-on:update="updateToot"
v-on:delete="deleteToot"
@focusRight="focusSidebar"
@selectToot="focusToot(item)"
@sizeChanged="sizeChanged"
>
</toot>
</DynamicScrollerItem>
</template>
</template>
</DynamicScroller>
<div :class="openSideBar ? 'upper-with-side-bar' : 'upper'" v-show="!heading">
<el-button type="primary" @click="upper" circle>
<font-awesome-icon icon="angle-up" class="upper-icon" />
</el-button>
</div>
</div>
</template>
<script lang="ts">
import { defineComponent, ref, computed, onMounted, onBeforeUpdate, onBeforeUnmount, watch, onUnmounted } from 'vue'
import { useMagicKeys, whenever, and } from '@vueuse/core'
import moment from 'moment'
import { ElMessage } from 'element-plus'
import { Entity } from 'megalodon'
import { useI18next } from 'vue3-i18next'
import { useRoute } from 'vue-router'
import { useStore } from '@/store'
import Toot from '@/components/organisms/Toot.vue'
import StatusLoading from '@/components/organisms/StatusLoading.vue'
import { EventEmitter } from '@/components/event'
import { ScrollPosition } from '@/components/utils/scroll'
import { ACTION_TYPES, MUTATION_TYPES } from '@/store/TimelineSpace/Contents/Home'
import { MUTATION_TYPES as SIDE_MENU_MUTATION } from '@/store/TimelineSpace/SideMenu'
import { MUTATION_TYPES as TIMELINE_MUTATION } from '@/store/TimelineSpace'
import { MUTATION_TYPES as HEADER_MUTATION } from '@/store/TimelineSpace/HeaderMenu'
import useReloadable from '@/components/utils/reloadable'
export default defineComponent({
name: 'home',
components: { Toot, StatusLoading },
setup() {
const space = 'TimelineSpace/Contents/Home'
const store = useStore()
const route = useRoute()
const i18n = useI18next()
const { reloadable } = useReloadable(store, route, i18n)
const { j, k, r } = useMagicKeys()
const focusedId = ref<string | null>(null)
const scrollPosition = ref<ScrollPosition | null>(null)
const observer = ref<ResizeObserver | null>(null)
const scrollTime = ref<moment.Moment | null>(null)
const resizeTime = ref<moment.Moment | null>(null)
const loadingMore = ref(false)
const scroller = ref<any>()
const timeline = computed(() => store.state.TimelineSpace.Contents.Home.timeline)
const lazyLoading = computed(() => store.state.TimelineSpace.Contents.Home.lazyLoading)
const heading = computed(() => store.state.TimelineSpace.Contents.Home.heading)
const showReblogs = computed(() => store.state.TimelineSpace.Contents.Home.showReblogs)
const showReplies = computed(() => store.state.TimelineSpace.Contents.Home.showReplies)
const scrolling = computed(() => store.state.TimelineSpace.Contents.Home.scrolling)
const openSideBar = computed(() => store.state.TimelineSpace.Contents.SideBar.openSideBar)
const startReload = computed(() => store.state.TimelineSpace.HeaderMenu.reload)
const modalOpened = computed<boolean>(() => store.getters[`TimelineSpace/Modals/modalOpened`])
const filters = computed(() => store.getters[`${space}/filters`])
const currentFocusedIndex = computed(() => timeline.value.findIndex(toot => focusedId.value === toot.uri + toot.id))
const shortcutEnabled = computed(() => !modalOpened.value)
const filteredTimeline = computed(() => {
return timeline.value.filter(toot => {
if ('url' in toot) {
if (toot.in_reply_to_id) {
return showReplies.value
} else if (toot.reblog) {
return showReblogs.value
} else {
return true
}
} else {
return true
}
})
})
onMounted(() => {
store.commit(`TimelineSpace/SideMenu/${SIDE_MENU_MUTATION.CHANGE_UNREAD_HOME_TIMELINE}`, false)
document.getElementById('scroller')?.addEventListener('scroll', onScroll)
if (heading.value && timeline.value.length > 0) {
store.dispatch(`${space}/${ACTION_TYPES.SAVE_MARKER}`)
}
const el = document.getElementById('scroller')
if (el) {
scrollPosition.value = new ScrollPosition(el)
scrollPosition.value.prepare()
observer.value = new ResizeObserver(() => {
if (loadingMore.value || (scrollPosition.value && !heading.value && !lazyLoading.value && !scrolling.value)) {
resizeTime.value = moment()
scrollPosition.value?.restore()
}
})
const scrollWrapper = el.getElementsByClassName('vue-recycle-scroller__item-wrapper')[0]
observer.value.observe(scrollWrapper)
}
})
onBeforeUpdate(() => {
if (store.state.TimelineSpace.SideMenu.unreadHomeTimeline && heading.value) {
store.commit(`TimelineSpace/SideMenu/${SIDE_MENU_MUTATION.CHANGE_UNREAD_HOME_TIMELINE}`, false)
}
if (scrollPosition.value) {
scrollPosition.value.prepare()
}
})
onBeforeUnmount(() => {
observer.value?.disconnect()
})
onUnmounted(() => {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_HEADING}`, true)
store.commit(`${space}/${MUTATION_TYPES.ARCHIVE_TIMELINE}`)
const el = document.getElementById('scroller')
if (el !== undefined && el !== null) {
el.removeEventListener('scroll', onScroll)
el.scrollTop = 0
}
})
watch(startReload, (newVal, oldVal) => {
if (!oldVal && newVal) {
reload().finally(() => {
store.commit(`TimelineSpace/HeaderMenu/${HEADER_MUTATION.CHANGE_RELOAD}`, false)
})
}
})
watch(
timeline,
(newState, _oldState) => {
if (heading.value && newState.length > 0) {
store.dispatch(`${space}/${ACTION_TYPES.SAVE_MARKER}`)
}
},
{ deep: true }
)
watch(focusedId, (newVal, _oldVal) => {
if (newVal && heading.value) {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_HEADING}`, false)
} else if (newVal === null && !heading.value) {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_HEADING}`, true)
}
})
whenever(and(j, shortcutEnabled), () => {
if (focusedId.value === null) {
focusedId.value = timeline.value[0].uri + timeline.value[0].id
} else {
focusNext()
}
})
whenever(and(k, shortcutEnabled), () => {
focusPrev()
})
whenever(and(r, shortcutEnabled), () => {
reload()
})
const onScroll = (event: Event) => {
if (moment().diff(resizeTime.value) < 500) {
return
}
scrollTime.value = moment()
if (!scrolling.value) {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_SCROLLING}`, true)
}
// for lazyLoading
if (
(event.target as HTMLElement)!.clientHeight + (event.target as HTMLElement)!.scrollTop >=
document.getElementById('scroller')!.scrollHeight - 10 &&
!lazyLoading.value
) {
store
.dispatch(`${space}/${ACTION_TYPES.LAZY_FETCH_TIMELINE}`, timeline.value[timeline.value.length - 1])
.then(statuses => {
if (statuses === null) {
return
}
if (statuses.length > 0) {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_SCROLLING}`, true)
setTimeout(() => {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_SCROLLING}`, false)
}, 500)
}
})
.catch(() => {
ElMessage({
message: i18n.t('message.timeline_fetch_error'),
type: 'error'
})
})
}
if ((event.target as HTMLElement)!.scrollTop > 10 && heading.value) {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_HEADING}`, false)
} else if ((event.target as HTMLElement)!.scrollTop <= 5 && !heading.value) {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_HEADING}`, true)
}
setTimeout(() => {
const now = moment()
if (now.diff(scrollTime.value) >= 150) {
scrollTime.value = null
store.commit(`${space}/${MUTATION_TYPES.CHANGE_SCROLLING}`, false)
}
}, 150)
}
const updateToot = (message: Entity.Status) => {
store.commit(`${space}/${MUTATION_TYPES.UPDATE_TOOT}`, message)
}
const deleteToot = (message: Entity.Status) => {
store.commit(`${space}/${MUTATION_TYPES.DELETE_TOOT}`, message.id)
}
const fetchTimelineSince = (since_id: string) => {
loadingMore.value = true
store.dispatch(`${space}/${ACTION_TYPES.FETCH_TIMELINE_SINCE}`, since_id).finally(() => {
setTimeout(() => {
loadingMore.value = false
}, 500)
})
}
const reload = async () => {
store.commit(`TimelineSpace/${TIMELINE_MUTATION.CHANGE_LOADING}`, true)
try {
await reloadable()
} finally {
store.commit(`TimelineSpace/${TIMELINE_MUTATION.CHANGE_LOADING}`, false)
}
}
const upper = () => {
scroller.value.scrollToItem(0)
focusedId.value = null
}
const focusNext = () => {
if (currentFocusedIndex.value === -1) {
focusedId.value = timeline.value[0].uri + timeline.value[0].id
} else if (currentFocusedIndex.value < timeline.value.length) {
focusedId.value = timeline.value[currentFocusedIndex.value + 1].uri + timeline.value[currentFocusedIndex.value + 1].id
}
}
const focusPrev = () => {
if (currentFocusedIndex.value === 0) {
focusedId.value = null
} else if (currentFocusedIndex.value > 0) {
focusedId.value = timeline.value[currentFocusedIndex.value - 1].uri + timeline.value[currentFocusedIndex.value - 1].id
}
}
const focusToot = (message: Entity.Status) => {
focusedId.value = message.uri + message.id
}
const focusSidebar = () => {
EventEmitter.emit('focus-sidebar')
}
const sizeChanged = () => {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_SCROLLING}`, true)
setTimeout(() => {
store.commit(`${space}/${MUTATION_TYPES.CHANGE_SCROLLING}`, false)
}, 500)
}
return {
filteredTimeline,
scroller,
loadingMore,
fetchTimelineSince,
focusedId,
modalOpened,
filters,
updateToot,
deleteToot,
focusNext,
focusPrev,
focusSidebar,
focusToot,
sizeChanged,
openSideBar,
heading,
upper
}
}
})
</script>
<style lang="scss" scoped>
#home {
height: 100%;
overflow: auto;
scroll-behavior: auto;
.scroller {
height: 100%;
}
.loading-card {
height: 60px;
}
.loading-card:empty {
height: 0;
}
.upper {
position: fixed;
bottom: 20px;
right: 20px;
transition: all 0.5s;
}
.upper-with-side-bar {
position: fixed;
bottom: 20px;
right: calc(20px + var(--current-sidebar-width));
transition: all 0.5s;
}
.upper-icon {
padding: 3px;
}
}
</style>
<style lang="scss" src="@/assets/timeline-transition.scss"></style>