stacker.news/components/reply.js

197 lines
6.5 KiB
JavaScript

import { Form, MarkdownInput } from '../components/form'
import { gql, useMutation } from '@apollo/client'
import styles from './reply.module.css'
import { COMMENTS } from '../fragments/comments'
import { useMe } from './me'
import { forwardRef, useCallback, useEffect, useState, useRef } from 'react'
import Link from 'next/link'
import { FeeButtonProvider, postCommentBaseLineItems, postCommentUseRemoteLineItems } from './fee-button'
import { commentsViewedAfterComment } from '../lib/new-comments'
import { commentSchema } from '../lib/validate'
import { useToast } from './toast'
import { toastDeleteScheduled } from '../lib/form'
import { ItemButtonBar } from './post'
import { useShowModal } from './modal'
import { Button } from 'react-bootstrap'
import { useRoot } from './root'
import { commentSubTreeRootId } from '../lib/item'
export function ReplyOnAnotherPage ({ item }) {
const rootId = commentSubTreeRootId(item)
let text = 'reply on another page'
if (item.ncomments > 0) {
text = 'view replies'
}
return (
<Link href={`/items/${rootId}?commentId=${item.id}`} as={`/items/${rootId}`} className='d-block py-3 fw-bold text-muted'>
{text}
</Link>
)
}
export default forwardRef(function Reply ({ item, onSuccess, replyOpen, children, placeholder, onQuoteReply, onCancelQuote, quote }, ref) {
const [reply, setReply] = useState(replyOpen || quote)
const me = useMe()
const parentId = item.id
const replyInput = useRef(null)
const toaster = useToast()
const showModal = useShowModal()
const root = useRoot()
const sub = item?.sub || root?.sub
useEffect(() => {
if (replyOpen || quote || !!window.localStorage.getItem('reply-' + parentId + '-' + 'text')) {
setReply(true)
}
}, [replyOpen, quote, parentId])
const [upsertComment] = useMutation(
gql`
${COMMENTS}
mutation upsertComment($text: String!, $parentId: ID!, $hash: String, $hmac: String) {
upsertComment(text: $text, parentId: $parentId, hash: $hash, hmac: $hmac) {
...CommentFields
deleteScheduledAt
comments {
...CommentsRecursive
}
}
}`, {
update (cache, { data: { upsertComment } }) {
cache.modify({
id: `Item:${parentId}`,
fields: {
comments (existingCommentRefs = []) {
const newCommentRef = cache.writeFragment({
data: upsertComment,
fragment: COMMENTS,
fragmentName: 'CommentsRecursive'
})
return [newCommentRef, ...existingCommentRefs]
}
}
})
const ancestors = item.path.split('.')
// update all ancestors
ancestors.forEach(id => {
cache.modify({
id: `Item:${id}`,
fields: {
ncomments (existingNComments = 0) {
return existingNComments + 1
}
}
})
})
// so that we don't see indicator for our own comments, we record this comments as the latest time
// but we also have record num comments, in case someone else commented when we did
const root = ancestors[0]
commentsViewedAfterComment(root, upsertComment.createdAt)
}
}
)
const onSubmit = useCallback(async ({ amount, hash, hmac, ...values }, { resetForm }) => {
const { data } = await upsertComment({ variables: { parentId, hash, hmac, ...values } })
toastDeleteScheduled(toaster, data, 'upsertComment', false, values.text)
resetForm({ text: '' })
setReply(replyOpen || false)
}, [upsertComment, setReply, parentId])
useEffect(() => {
if (replyInput.current && reply && !replyOpen) replyInput.current.focus()
}, [reply])
const onCancel = useCallback(() => {
window.localStorage.removeItem('reply-' + parentId + '-' + 'text')
setReply(false)
onCancelQuote?.()
}, [setReply, parentId, onCancelQuote])
return (
<div>
{replyOpen
? <div className={styles.replyButtons} />
: (
<div className={styles.replyButtons}>
<div
className='pe-3'
onClick={e => {
if (reply) {
const text = window.localStorage.getItem('reply-' + parentId + '-' + 'text')
if (text?.trim()) {
showModal(onClose => (
<>
<p className='fw-bolder'>Are you sure? You will lose your work</p>
<div className='d-flex justify-content-end'>
<Button
variant='info' onClick={() => {
onCancel()
onClose()
}}
>yep
</Button>
</div>
</>
))
} else {
onCancel()
}
} else {
e.preventDefault()
onQuoteReply?.({ selectionOnly: true })
setReply(true)
}
}}
>
{reply ? 'cancel' : 'reply'}
</div>
{/* HACK if we need more items, we should probably do a comment toolbar */}
{children}
</div>)}
{reply &&
<div className={styles.reply}>
<FeeButtonProvider
baseLineItems={postCommentBaseLineItems({ baseCost: 1, comment: true, me: !!me })}
useRemoteLineItems={postCommentUseRemoteLineItems({ parentId: item.id, me: !!me })}
>
<Form
initial={{
text: ''
}}
schema={commentSchema}
invoiceable
onSubmit={onSubmit}
storageKeyPrefix={`reply-${parentId}`}
>
<MarkdownInput
name='text'
minRows={6}
autoFocus={!replyOpen}
required
appendValue={quote}
placeholder={placeholder}
hint={sub?.moderated && 'this territory is moderated'}
/>
<ItemButtonBar createText='reply' hasCancel={false} />
</Form>
</FeeButtonProvider>
</div>}
</div>
)
})
export function ReplySkeleton () {
return (
<div className={`${styles.reply} ${styles.skeleton}`}>
<div className={`${styles.input} clouds`} />
<div className={`${styles.button} clouds`} />
</div>
)
}