likes dislikes

src/components/Article/CommentsTree.tsx

@@ -22,16 +22,14 @@ type Props = {
 }
 
 export const CommentsTree = (props: Props) => {
-  const [isCommentsLoading, setIsCommentsLoading] = createSignal(false)
   const [commentsOrder, setCommentsOrder] = createSignal<CommentsOrder>('createdAt')
   const {
     reactionEntities,
-    actions: { loadReactionsBy, createReaction }
+    actions: { createReaction }
   } = useReactions()
 
   const { t } = useLocalize()
 
-  // TODO: server side?
   const [newReactionsCount, setNewReactionsCount] = createSignal<number>(0)
   const [newReactions, setNewReactions] = createSignal<Reaction[]>([])
 
@@ -79,7 +77,9 @@ export const CommentsTree = (props: Props) => {
       setCookie()
     } else if (Date.now() > dateFromCookie) {
       const newComments = comments().filter((c) => {
-        if (c.replyTo) return
+        if (c.replyTo) {
+          return
+        }
         const commentDate = new Date(c.createdAt).valueOf()
         return commentDate > dateFromCookie
       })
@@ -92,15 +92,7 @@ export const CommentsTree = (props: Props) => {
   const { session } = useSession()
 
   onMount(async () => {
-    try {
-      setIsCommentsLoading(true)
-      await loadReactionsBy({
-        by: { shout: props.shoutSlug }
-      })
     updateNewReactionsCount()
-    } finally {
-      setIsCommentsLoading(false)
-    }
   })
 
   const [submitted, setSubmitted] = createSignal<boolean>(false)
@@ -118,8 +110,7 @@ export const CommentsTree = (props: Props) => {
   }
 
   return (
-    <div>
+    <>
-      <Show when={!isCommentsLoading()} fallback={<Loading />}>
       <div class={styles.commentsHeaderWrapper}>
         <h2 id="comments" class={styles.commentsHeader}>
           {t('Comments')} {comments().length.toString() || ''}
@@ -191,7 +182,6 @@ export const CommentsTree = (props: Props) => {
           onSubmit={(value) => handleSubmitComment(value)}
         />
       </ShowIfAuthenticated>
-      </Show>
+    </>
-    </div>
   )
 }

src/components/Article/FullArticle.tsx

@@ -2,8 +2,8 @@ import { capitalize, formatDate } from '../../utils'
 import './Full.scss'
 import { Icon } from '../_shared/Icon'
 import { AuthorCard } from '../Author/Card'
-import { createMemo, For, Match, onMount, Show, Switch } from 'solid-js'
+import { createEffect, createMemo, createSignal, For, Match, onMount, Show, Switch } from 'solid-js'
-import type { Author, Shout } from '../../graphql/types.gen'
+import type { Author, Reaction, Shout } from '../../graphql/types.gen'
 import { ReactionKind } from '../../graphql/types.gen'
 
 import MD from './MD'
@@ -23,6 +23,7 @@ import { useReactions } from '../../context/reactions'
 import { loadShout } from '../../stores/zine/articles'
 import { Title } from '@solidjs/meta'
 import { useLocalize } from '../../context/localize'
+import { checkReaction } from '../../utils/checkReaction'
 
 interface ArticleProps {
   article: Shout
@@ -59,7 +60,8 @@ const MediaView = (props: { media: MediaItem; kind: Shout['layout'] }) => {
 
 export const FullArticle = (props: ArticleProps) => {
   const { t } = useLocalize()
-  const { session } = useSession()
+  const { userSlug, session } = useSession()
+  const [isReactionsLoaded, setIsReactionsLoaded] = createSignal(false)
   const formattedDate = createMemo(() => formatDate(new Date(props.article.createdAt)))
 
   const mainTopic = createMemo(
@@ -81,6 +83,14 @@ export const FullArticle = (props: ArticleProps) => {
     }
   })
 
+  onMount(async () => {
+    await loadReactionsBy({
+      by: { shout: props.article.slug }
+    })
+
+    setIsReactionsLoaded(true)
+  })
+
   const canEdit = () => props.article.authors?.some((a) => a.slug === session()?.user?.slug)
 
   const bookmark = (ev) => {
@@ -96,27 +106,52 @@ export const FullArticle = (props: ArticleProps) => {
   })
 
   const {
-    actions: { createReaction }
+    reactionEntities,
+    actions: { loadReactionsBy, createReaction, deleteReaction }
   } = useReactions()
 
-  const handleUpvote = async () => {
+  const updateReactions = () => {
-    await createReaction({
+    loadReactionsBy({
-      kind: ReactionKind.Like,
+      by: { shout: props.article.slug }
-      shout: props.article.id
     })
-
-    await loadShout(props.article.slug)
   }
 
-  const handleDownvote = async () => {
+  const isUpvoted = createMemo(() =>
+    checkReaction(Object.values(reactionEntities), ReactionKind.Like, userSlug(), props.article.id)
+  )
+
+  const isDownvoted = createMemo(() =>
+    checkReaction(Object.values(reactionEntities), ReactionKind.Dislike, userSlug(), props.article.id)
+  )
+
+  const handleRatingChange = async (isUpvote: boolean) => {
+    const reactionKind = isUpvote ? ReactionKind.Like : ReactionKind.Dislike
+    const isReacted = (isUpvote && isUpvoted()) || (!isUpvote && isDownvoted())
+
+    if (isReacted) {
+      const reactionToDelete = Object.values(reactionEntities).find(
+        (r) =>
+          r.kind === reactionKind &&
+          r.createdBy.slug === userSlug() &&
+          r.shout.id === props.article.id &&
+          !r.replyTo
+      )
+      await deleteReaction(reactionToDelete.id)
+    } else {
       await createReaction({
-      kind: ReactionKind.Dislike,
+        kind: reactionKind,
         shout: props.article.id
       })
-
-    await loadShout(props.article.slug)
     }
 
+    loadShout(props.article.slug)
+    updateReactions()
+  }
+
+  createEffect(() => {
+    console.log('reactions', reactionEntities)
+  })
+
   return (
     <>
       <Title>{props.article.title}</Title>
@@ -200,8 +235,10 @@ export const FullArticle = (props: ArticleProps) => {
               <RatingControl
                 rating={props.article.stat?.rating}
                 class={styles.ratingControl}
-                onUpvote={handleUpvote}
+                onUpvote={() => handleRatingChange(true)}
-                onDownvote={handleDownvote}
+                onDownvote={() => handleRatingChange(false)}
+                isUpvoted={isUpvoted()}
+                isDownvoted={isDownvoted()}
               />
             </div>
 
@@ -265,22 +302,24 @@ export const FullArticle = (props: ArticleProps) => {
           </div>
 
           <div class={styles.shoutAuthorsList}>
-            <Show when={props.article?.authors?.length > 1}>
+            <Show when={props.article.authors.length > 1}>
               <h4>{t('Authors')}</h4>
             </Show>
-            <For each={props.article?.authors}>
+            <For each={props.article.authors}>
-              {(a: Author) => (
+              {(a) => (
                 <div class="col-xl-6">
                   <AuthorCard author={a} compact={false} hasLink={true} liteButtons={true} />
                 </div>
               )}
             </For>
           </div>
+          <Show when={isReactionsLoaded()}>
             <CommentsTree
-            shoutId={props.article?.id}
+              shoutId={props.article.id}
-            shoutSlug={props.article?.slug}
+              shoutSlug={props.article.slug}
-            commentAuthors={props.article?.authors}
+              commentAuthors={props.article.authors}
             />
+          </Show>
         </div>
       </div>
     </>

src/components/Article/RatingControl.module.scss

@@ -1,6 +1,13 @@
 .rating {
   align-items: center;
   display: flex;
+
+  &.isDownvoted .downvoteButton,
+  &.isUpvoted .upvoteButton {
+    background: #000;
+    border-color: #000;
+    color: #fff;
+  }
 }
 
 .ratingValue {

src/components/Article/RatingControl.tsx

@@ -12,12 +12,17 @@ interface RatingControlProps {
 
 export const RatingControl = (props: RatingControlProps) => {
   return (
-    <div class={clsx(props.class, styles.rating)}>
+    <div
-      <button class={styles.ratingControl} onClick={props.onDownvote}>
+      class={clsx(styles.rating, props.class, {
+        [styles.isUpvoted]: props.isUpvoted,
+        [styles.isDownvoted]: props.isDownvoted
+      })}
+    >
+      <button class={clsx(styles.ratingControl, styles.downvoteButton)} onClick={props.onDownvote}>
         &minus;
       </button>
       <span class={styles.ratingValue}>{props?.rating || ''}</span>
-      <button class={styles.ratingControl} onClick={props.onUpvote}>
+      <button class={clsx(styles.ratingControl, styles.upvoteButton)} onClick={props.onUpvote}>
         +
       </button>
     </div>

src/components/Feed/Card.tsx

@@ -12,6 +12,11 @@ import stylesHeader from '../Nav/Header.module.scss'
 import { getDescription } from '../../utils/meta'
 import { FeedArticlePopup } from './FeedArticlePopup'
 import { useLocalize } from '../../context/localize'
+import { ReactionKind } from '../../graphql/types.gen'
+import { loadShout } from '../../stores/zine/articles'
+import { useReactions } from '../../context/reactions'
+import { checkReaction } from '../../utils/checkReaction'
+import { useSession } from '../../context/session'
 
 interface ArticleCardProps {
   settings?: {
@@ -61,6 +66,13 @@ const getTitleAndSubtitle = (article: Shout): { title: string; subtitle: string
 export const ArticleCard = (props: ArticleCardProps) => {
   const { t, lang } = useLocalize()
 
+  const { userSlug } = useSession()
+
+  const {
+    reactionEntities,
+    actions: { createReaction, deleteReaction, loadReactionsBy }
+  } = useReactions()
+
   const mainTopic =
     props.article.topics.find((articleTopic) => articleTopic.slug === props.article.mainTopic) ||
     props.article.topics[0]
@@ -73,7 +85,41 @@ export const ArticleCard = (props: ArticleCardProps) => {
 
   const { title, subtitle } = getTitleAndSubtitle(props.article)
 
-  const { cover, layout, slug, authors, stat, body } = props.article
+  const { cover, layout, slug, authors, stat, body, id } = props.article
+
+  const updateReactions = () => {
+    loadReactionsBy({
+      by: { shout: slug }
+    })
+  }
+
+  const isUpvoted = createMemo(() =>
+    checkReaction(Object.values(reactionEntities), ReactionKind.Like, userSlug(), id)
+  )
+
+  const isDownvoted = createMemo(() =>
+    checkReaction(Object.values(reactionEntities), ReactionKind.Dislike, userSlug(), id)
+  )
+
+  const handleRatingChange = async (isUpvote: boolean) => {
+    const reactionKind = isUpvote ? ReactionKind.Like : ReactionKind.Dislike
+    const isReacted = (isUpvote && isUpvoted()) || (!isUpvote && isDownvoted())
+
+    if (isReacted) {
+      const reactionToDelete = Object.values(reactionEntities).find(
+        (r) => r.kind === reactionKind && r.createdBy.slug === userSlug() && r.shout.id === id && !r.replyTo
+      )
+      await deleteReaction(reactionToDelete.id)
+    } else {
+      await createReaction({
+        kind: reactionKind,
+        shout: id
+      })
+    }
+
+    loadShout(slug)
+    updateReactions()
+  }
 
   return (
     <section
@@ -165,7 +211,14 @@ export const ArticleCard = (props: ArticleCardProps) => {
         <Show when={props.settings?.isFeedMode}>
           <section class={styles.shoutCardDetails}>
             <div class={styles.shoutCardDetailsContent}>
-              <RatingControl rating={stat?.rating} class={styles.shoutCardDetailsItem} />
+              <RatingControl
+                rating={stat.rating}
+                class={styles.shoutCardDetailsItem}
+                onUpvote={() => handleRatingChange(true)}
+                onDownvote={() => handleRatingChange(false)}
+                isUpvoted={isUpvoted()}
+                isDownvoted={isDownvoted()}
+              />
 
               <div class={clsx(styles.shoutCardDetailsItem, styles.shoutCardDetailsViewed)}>
                 <Icon name="eye" class={clsx(styles.icon, styles.feedControlIcon)} />

src/components/Views/Feed.tsx

@@ -59,11 +59,18 @@ export const FeedView = () => {
   })
 
   const loadMore = async () => {
-    const { hasMore } = await loadShouts({
+    const { hasMore, newShouts } = await loadShouts({
       filters: { visibility: 'community' },
       limit: FEED_PAGE_SIZE,
       offset: sortedArticles().length
     })
+
+    loadReactionsBy({
+      by: {
+        shouts: newShouts.map((s) => s.slug)
+      }
+    })
+
     setIsLoadMoreButtonVisible(hasMore)
   }
 

src/context/reactions.tsx

@@ -1,6 +1,7 @@
 import type { JSX } from 'solid-js'
 import { createContext, onCleanup, useContext } from 'solid-js'
 import type { Reaction, ReactionBy, ReactionInput } from '../graphql/types.gen'
+import { ReactionKind } from '../graphql/types.gen'
 import { apiClient } from '../utils/apiClient'
 import { createStore } from 'solid-js/store'
 
@@ -41,12 +42,33 @@ export const ReactionsProvider = (props: { children: JSX.Element }) => {
 
   const createReaction = async (input: ReactionInput): Promise<void> => {
     const reaction = await apiClient.createReaction(input)
-    setReactionEntities(reaction.id, reaction)
+
+    const changes = {
+      [reaction.id]: reaction
+    }
+
+    if ([ReactionKind.Like, ReactionKind.Dislike].includes(reaction.kind)) {
+      const oppositeReactionKind =
+        reaction.kind === ReactionKind.Like ? ReactionKind.Dislike : ReactionKind.Like
+
+      const oppositeReaction = Object.values(reactionEntities).find(
+        (r) =>
+          r.kind === oppositeReactionKind &&
+          r.createdBy.slug === reaction.createdBy.slug &&
+          r.shout.id === reaction.shout.id &&
+          r.replyTo === reaction.replyTo
+      )
+
+      if (oppositeReaction) {
+        changes[oppositeReaction.id] = undefined
+      }
+    }
+
+    setReactionEntities(changes)
   }
 
   const deleteReaction = async (id: number): Promise<void> => {
     const reaction = await apiClient.destroyReaction(id)
-    console.debug('[deleteReaction]:', reaction.id)
     setReactionEntities((oldState) => ({
       ...oldState,
       [reaction.id]: undefined

src/pages/about/help.page.tsx

@@ -2,16 +2,19 @@ import { createSignal, Show } from 'solid-js'
 import { PageLayout } from '../../components/_shared/PageLayout'
 import { Donate } from '../../components/Discours/Donate'
 import { Icon } from '../../components/_shared/Icon'
-
+import { Meta, Title } from '@solidjs/meta'
-// const title = t('Support us')
+import { useLocalize } from '../../context/localize'
 
 export const HelpPage = () => {
   const [indexExpanded, setIndexExpanded] = createSignal(true)
 
+  const { t } = useLocalize()
+
   const toggleIndexExpanded = () => setIndexExpanded((oldExpanded) => !oldExpanded)
 
   return (
     <PageLayout>
+      <Title>{t('Support us')}</Title>
       <Meta name="description">Здесь можно поддержать Дискурс материально.</Meta>
       <Meta name="keywords">Discours.io, помощь, благотворительность</Meta>
 

src/stores/zine/articles.ts

@@ -126,24 +126,32 @@ const addSortedArticles = (articles: Shout[]) => {
 export const loadShout = async (slug: string): Promise<void> => {
   const newArticle = await apiClient.getShout(slug)
   addArticles([newArticle])
+  const newArticleIndex = sortedArticles().findIndex((s) => s.id === newArticle.id)
+  if (newArticleIndex >= 0) {
+    const newSortedArticles = [...sortedArticles()]
+    newSortedArticles[newArticleIndex] = newArticle
+    setSortedArticles(newSortedArticles)
+  }
 }
 
-export const loadShouts = async (options: LoadShoutsOptions): Promise<{ hasMore: boolean }> => {
+export const loadShouts = async (
-  const newArticles = await apiClient.getShouts({
+  options: LoadShoutsOptions
+): Promise<{ hasMore: boolean; newShouts: Shout[] }> => {
+  const newShouts = await apiClient.getShouts({
     ...options,
     limit: options.limit + 1
   })
 
-  const hasMore = newArticles.length === options.limit + 1
+  const hasMore = newShouts.length === options.limit + 1
 
   if (hasMore) {
-    newArticles.splice(-1)
+    newShouts.splice(-1)
   }
 
-  addArticles(newArticles)
+  addArticles(newShouts)
-  addSortedArticles(newArticles)
+  addSortedArticles(newShouts)
 
-  return { hasMore }
+  return { hasMore, newShouts }
 }
 
 export const resetSortedArticles = () => {

src/utils/apiClient.ts

@@ -278,7 +278,7 @@ export const apiClient = {
     const resp = await publicGraphQLClient
       .query(reactionsLoadBy, { by, limit: limit ?? 1000, offset: 0 })
       .toPromise()
-    console.debug(resp)
+    // console.debug(resp)
     return resp.data.loadReactionsBy
   },
 

src/utils/checkReaction.ts

@@ -0,0 +1,11 @@
+import type { Reaction, ReactionKind } from '../graphql/types.gen'
+
+export const checkReaction = (
+  reactions: Reaction[],
+  reactionKind: ReactionKind,
+  userSlug: string,
+  shoutId: number
+) =>
+  reactions.some(
+    (r) => r.kind === reactionKind && r.createdBy.slug === userSlug && r.shout.id === shoutId && !r.replyTo
+  )