pinafore/routes/_components/Timeline.html

119 lines
3.9 KiB
HTML
Raw Normal View History

2018-01-19 05:25:34 +01:00
<:Window bind:online />
2018-01-21 23:31:59 +01:00
<div class="timeline" role="feed" aria-label="{{label}}" on:initialized>
2018-01-17 06:43:31 +01:00
<VirtualList component="{{StatusListItem}}"
2018-01-18 03:35:27 +01:00
items="{{keyedStatuses}}"
2018-01-21 23:31:59 +01:00
on:scrollToBottom="onScrollToBottom()"
shown="{{initialized}}"
2018-01-22 01:07:11 +01:00
footerComponent="{{LoadingFooter}}"
showFooter="{{initialized && runningUpdate}}"
2018-01-21 23:31:59 +01:00
/>
2018-01-15 19:54:02 +01:00
</div>
<style>
.timeline {
2018-01-19 09:51:51 +01:00
min-height: 60vh;
}
</style>
2018-01-09 03:14:21 +01:00
<script>
import { store } from '../_utils/store'
2018-01-19 08:37:43 +01:00
import { getTimeline } from '../_utils/mastodon/timelines'
2018-01-15 19:54:02 +01:00
import StatusListItem from './StatusListItem.html'
2018-01-22 01:07:11 +01:00
import LoadingFooter from './LoadingFooter.html'
2018-01-15 19:54:02 +01:00
import VirtualList from './VirtualList.html'
2018-01-17 09:06:24 +01:00
import { splice, push } from 'svelte-extras'
2018-01-19 05:25:34 +01:00
import { mergeStatuses } from '../_utils/statuses'
2018-01-17 09:59:15 +01:00
import { mark, stop } from '../_utils/marks'
2018-01-19 08:37:43 +01:00
import { timelines } from '../_static/timelines'
2018-01-20 03:04:31 +01:00
import { toast } from '../_utils/toast'
2018-01-22 02:18:56 +01:00
import { database } from '../_utils/database/database'
2018-01-19 10:32:23 +01:00
2018-01-19 05:25:34 +01:00
const FETCH_LIMIT = 20
2018-01-09 03:14:21 +01:00
export default {
2018-01-18 03:35:27 +01:00
async oncreate() {
2018-01-20 03:04:31 +01:00
let statuses = await this.fetchStatusesAndPossiblyFallBack()
2018-01-19 05:25:34 +01:00
this.addStatuses(statuses)
2018-01-21 23:39:11 +01:00
requestAnimationFrame(() => {
requestAnimationFrame((() => {
this.set({initialized: true})
this.fire('initialized')
}))
})
2018-01-18 03:35:27 +01:00
},
2018-01-09 03:14:21 +01:00
data: () => ({
2018-01-18 03:35:27 +01:00
StatusListItem: StatusListItem,
2018-01-22 01:07:11 +01:00
LoadingFooter: LoadingFooter,
2018-01-18 03:35:27 +01:00
statuses: [],
2018-01-19 09:29:45 +01:00
runningUpdate: false,
initialized: false
2018-01-09 03:14:21 +01:00
}),
2018-01-18 03:35:27 +01:00
computed: {
keyedStatuses: (statuses) => statuses.map(status => ({
props: status,
key: status.id
})),
2018-01-18 08:00:33 +01:00
lastStatusId: (statuses) => statuses.length && statuses[statuses.length - 1].id,
2018-01-22 05:02:32 +01:00
label: (timeline, $currentInstance) => {
if (timelines[timeline]) {
`${timelines[timeline].label} timeline for ${$currentInstance}`
} else if (timeline.startsWith('tag/')) {
let tag = timeline.split('/').slice(-1)[0]
return `#${tag} timeline for ${$currentInstance}`
}
}
2018-01-18 03:35:27 +01:00
},
2018-01-11 05:45:02 +01:00
store: () => store,
components: {
2018-01-15 19:54:02 +01:00
VirtualList
},
methods: {
splice: splice,
2018-01-17 09:06:24 +01:00
push: push,
2018-01-18 03:35:27 +01:00
async onScrollToBottom() {
2018-01-19 09:29:45 +01:00
if (!this.get('initialized')) {
return
}
2018-01-18 03:35:27 +01:00
if (this.get('runningUpdate')) {
return
}
2018-01-19 09:29:45 +01:00
mark('onScrollToBottom')
2018-01-18 03:35:27 +01:00
this.set({ runningUpdate: true })
2018-01-20 03:04:31 +01:00
let newStatuses = await this.fetchStatusesAndPossiblyFallBack()
2018-01-18 03:35:27 +01:00
this.set({ runningUpdate: false })
2018-01-22 01:07:11 +01:00
this.addStatuses(newStatuses)
2018-01-17 17:20:41 +01:00
stop('onScrollToBottom')
},
2018-01-19 05:25:34 +01:00
addStatuses(newStatuses) {
if (process.env.NODE_ENV !== 'production') {
console.log('addStatuses()')
}
let statuses = this.get('statuses')
if (!statuses) {
return
}
let merged = mergeStatuses(statuses, newStatuses)
this.set({ statuses: merged })
2018-01-20 03:04:31 +01:00
},
async fetchStatusesAndPossiblyFallBack() {
let online = this.get('online')
let instanceName = this.store.get('currentInstance')
let instanceData = this.store.get('currentInstanceData')
let timeline = this.get('timeline')
let lastStatusId = this.get('lastStatusId')
let statuses
2018-01-20 22:01:33 +01:00
if (!online) {
2018-01-20 03:04:31 +01:00
statuses = await database.getTimeline(instanceName, timeline, lastStatusId, FETCH_LIMIT)
} else {
try {
statuses = await getTimeline(instanceName, instanceData.access_token, timeline, lastStatusId, FETCH_LIMIT)
/* no await */ database.insertStatuses(instanceName, timeline, statuses)
} catch (e) {
console.error(e)
toast.say('Internet request failed. Showing offline content.')
statuses = await database.getTimeline(instanceName, timeline, lastStatusId, FETCH_LIMIT)
}
}
return statuses
}
2018-01-11 05:45:02 +01:00
}
2018-01-09 03:14:21 +01:00
}
</script>