manifold/web/pages/post/[...slugs]/index.tsx
FRC 0acdec787d
Adds comments to posts (#844)
* Adds comments to posts

* Uncoupled CommentInput from Contracts

* Fix nits
2022-09-07 23:09:20 +01:00

159 lines
4.6 KiB
TypeScript

import { Page } from 'web/components/page'
import { postPath, getPostBySlug } from 'web/lib/firebase/posts'
import { Post } from 'common/post'
import { Title } from 'web/components/title'
import { Spacer } from 'web/components/layout/spacer'
import { Content } from 'web/components/editor'
import { getUser, User } from 'web/lib/firebase/users'
import { ShareIcon } from '@heroicons/react/solid'
import clsx from 'clsx'
import { Button } from 'web/components/button'
import { useState } from 'react'
import { SharePostModal } from 'web/components/share-post-modal'
import { Row } from 'web/components/layout/row'
import { Col } from 'web/components/layout/col'
import { ENV_CONFIG } from 'common/envs/constants'
import Custom404 from 'web/pages/404'
import { UserLink } from 'web/components/user-link'
import { listAllCommentsOnPost } from 'web/lib/firebase/comments'
import { PostComment } from 'common/comment'
import { CommentTipMap, useTipTxns } from 'web/hooks/use-tip-txns'
import { groupBy, sortBy } from 'lodash'
import { PostCommentInput, PostCommentThread } from 'web/posts/post-comments'
import { useCommentsOnPost } from 'web/hooks/use-comments'
export async function getStaticProps(props: { params: { slugs: string[] } }) {
const { slugs } = props.params
const post = await getPostBySlug(slugs[0])
const creator = post ? await getUser(post.creatorId) : null
const comments = post && (await listAllCommentsOnPost(post.id))
return {
props: {
post: post,
creator: creator,
comments: comments,
},
revalidate: 60, // regenerate after a minute
}
}
export async function getStaticPaths() {
return { paths: [], fallback: 'blocking' }
}
export default function PostPage(props: {
post: Post
creator: User
comments: PostComment[]
}) {
const [isShareOpen, setShareOpen] = useState(false)
const { post, creator } = props
const tips = useTipTxns({ postId: post.id })
const shareUrl = `https://${ENV_CONFIG.domain}${postPath(post.slug)}`
const updatedComments = useCommentsOnPost(post.id)
const comments = updatedComments ?? props.comments
if (post == null) {
return <Custom404 />
}
return (
<Page>
<div className="mx-auto w-full max-w-3xl ">
<Spacer h={1} />
<Title className="!mt-0" text={post.title} />
<Row>
<Col className="flex-1">
<div className={'inline-flex'}>
<div className="mr-1 text-gray-500">Created by</div>
<UserLink
className="text-neutral"
name={creator.name}
username={creator.username}
/>
</div>
</Col>
<Col>
<Button
size="lg"
color="gray-white"
className={'flex'}
onClick={() => {
setShareOpen(true)
}}
>
<ShareIcon
className={clsx('mr-2 h-[24px] w-5')}
aria-hidden="true"
/>
Share
<SharePostModal
isOpen={isShareOpen}
setOpen={setShareOpen}
shareUrl={shareUrl}
/>
</Button>
</Col>
</Row>
<Spacer h={2} />
<div className="rounded-lg bg-white px-6 py-4 sm:py-0">
<div className="form-control w-full py-2">
<Content content={post.content} />
</div>
</div>
<Spacer h={2} />
<div className="rounded-lg bg-white px-6 py-4 sm:py-0">
<PostCommentsActivity
post={post}
comments={comments}
tips={tips}
user={creator}
/>
</div>
</div>
</Page>
)
}
export function PostCommentsActivity(props: {
post: Post
comments: PostComment[]
tips: CommentTipMap
user: User | null | undefined
}) {
const { post, comments, user, tips } = props
const commentsByUserId = groupBy(comments, (c) => c.userId)
const commentsByParentId = groupBy(comments, (c) => c.replyToCommentId ?? '_')
const topLevelComments = sortBy(
commentsByParentId['_'] ?? [],
(c) => -c.createdTime
)
return (
<>
<PostCommentInput post={post} />
{topLevelComments.map((parent) => (
<PostCommentThread
key={parent.id}
user={user}
post={post}
parentComment={parent}
threadComments={sortBy(
commentsByParentId[parent.id] ?? [],
(c) => c.createdTime
)}
tips={tips}
commentsByUserId={commentsByUserId}
/>
))}
</>
)
}