manifold/web/components/comments-list.tsx
Marshall Polaris 456d9398a1
Revamp a lot of stuff on the user page to make it usably efficient (#751)
* Load bets and comments tabs data on user page independently

* Implement basic pagination on profile comments list

* Tweak server auth to return `null` instead of `undefined`

* Switch to SSR for user page

* Fix lint

* Fix broken contract fetching in user bets list

* Tidying
2022-08-12 20:42:58 -07:00

113 lines
3.6 KiB
TypeScript

import { useEffect, useState } from 'react'
import { Dictionary, keyBy, uniq } from 'lodash'
import { Comment } from 'common/comment'
import { Contract } from 'common/contract'
import { filterDefined, groupConsecutive } from 'common/util/array'
import { contractPath } from 'web/lib/firebase/contracts'
import { getUsersComments } from 'web/lib/firebase/comments'
import { getContractFromId } from 'web/lib/firebase/contracts'
import { SiteLink } from './site-link'
import { Row } from './layout/row'
import { Avatar } from './avatar'
import { RelativeTimestamp } from './relative-timestamp'
import { UserLink } from './user-page'
import { User } from 'common/user'
import { Col } from './layout/col'
import { Content } from './editor'
import { Pagination } from './pagination'
import { LoadingIndicator } from './loading-indicator'
const COMMENTS_PER_PAGE = 50
type ContractComment = Comment & { contractId: string }
export function UserCommentsList(props: { user: User }) {
const { user } = props
const [comments, setComments] = useState<ContractComment[] | undefined>()
const [contracts, setContracts] = useState<Dictionary<Contract> | undefined>()
const [page, setPage] = useState(0)
const start = page * COMMENTS_PER_PAGE
const end = start + COMMENTS_PER_PAGE
useEffect(() => {
getUsersComments(user.id).then((cs) => {
// we don't show comments in groups here atm, just comments on contracts
setComments(cs.filter((c) => c.contractId) as ContractComment[])
})
}, [user.id])
useEffect(() => {
if (comments) {
const contractIds = uniq(comments.map((c) => c.contractId))
Promise.all(contractIds.map(getContractFromId)).then((contracts) => {
setContracts(keyBy(filterDefined(contracts), 'id'))
})
}
}, [comments])
if (comments == null || contracts == null) {
return <LoadingIndicator />
}
const pageComments = groupConsecutive(
comments.slice(start, end),
(c) => c.contractId
)
return (
<Col className={'bg-white'}>
{pageComments.map(({ key, items }, i) => {
const contract = contracts[key]
return (
<div key={start + i} className="border-b p-5">
<SiteLink
className="mb-2 block pb-2 font-medium text-indigo-700"
href={contractPath(contract)}
>
{contract.question}
</SiteLink>
<Col className="gap-6">
{items.map((comment) => (
<ProfileComment
key={comment.id}
comment={comment}
className="relative flex items-start space-x-3"
/>
))}
</Col>
</div>
)
})}
<Pagination
page={page}
itemsPerPage={COMMENTS_PER_PAGE}
totalItems={comments.length}
setPage={setPage}
/>
</Col>
)
}
function ProfileComment(props: { comment: Comment; className?: string }) {
const { comment, className } = props
const { text, content, userUsername, userName, userAvatarUrl, createdTime } =
comment
// TODO: find and attach relevant bets by comment betId at some point
return (
<Row className={className}>
<Avatar username={userUsername} avatarUrl={userAvatarUrl} />
<div className="min-w-0 flex-1">
<p className="mt-0.5 text-sm text-gray-500">
<UserLink
className="text-gray-500"
username={userUsername}
name={userName}
/>{' '}
<RelativeTimestamp time={createdTime} />
</p>
<Content content={content || text} smallImage />
</div>
</Row>
)
}