stacker.news/components/notifications.js

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import { useQuery } from '@apollo/client'
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import Comment, { CommentSkeleton } from './comment'
import Item from './item'
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import { NOTIFICATIONS } from '../fragments/notifications'
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import styles from './notifications.module.css'
import { useRouter } from 'next/router'
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import MoreFooter from './more-footer'
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function Notification ({ n }) {
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const router = useRouter()
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return (
<div
className={styles.clickToContext}
onClick={() => {
if (n.__typename === 'Reply' || !n.item.title) {
router.push({
pathname: '/items/[id]',
query: { id: n.item.parentId, commentId: n.item.id }
}, `/items/${n.item.parentId}`)
} else {
router.push({
pathname: '/items/[id]',
query: { id: n.item.id }
}, `/items/${n.item.id}`)
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}
}}
>
{n.__typename === 'Votification' &&
<small className='font-weight-bold text-success ml-2'>your {n.item.title ? 'post' : 'reply'} stacked {n.earnedSats} sats</small>}
{n.__typename === 'Mention' &&
<small className='font-weight-bold text-info ml-2'>you were mentioned in</small>}
<div className={
n.__typename === 'Votification' || n.__typename === 'Mention'
? `ml-sm-4 ml-3 ${n.item.title ? 'pb-2' : ''}`
: ''
}
>
{n.item.title
? <Item item={n.item} />
: <Comment item={n.item} noReply includeParent rootText={n.__typename === 'Reply' ? 'replying to you on:' : undefined} clickToContext />}
</div>
</div>
)
}
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export default function Notifications ({ notifications, cursor, lastChecked, variables }) {
const router = useRouter()
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const { data, fetchMore } = useQuery(NOTIFICATIONS, {
variables,
fetchPolicy: router.query.cache ? 'cache-first' : undefined
})
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if (data) {
({ notifications: { notifications, cursor } } = data)
}
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const [fresh, old] =
notifications.reduce((result, n) => {
result[new Date(n.sortTime).getTime() > lastChecked ? 0 : 1].push(n)
return result
},
[[], []])
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return (
<>
{/* XXX we shouldn't use the index but we don't have a unique id in this union yet */}
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<div className={styles.fresh}>
{fresh.map((n, i) => (
<Notification n={n} key={i} />
))}
</div>
{old.map((n, i) => (
<Notification n={n} key={i} />
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))}
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<MoreFooter cursor={cursor} fetchMore={fetchMore} Skeleton={CommentsFlatSkeleton} />
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</>
)
}
function CommentsFlatSkeleton () {
const comments = new Array(21).fill(null)
return (
<div>{comments.map((_, i) => (
<CommentSkeleton key={i} skeletonChildren={0} />
))}
</div>
)
}