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bsky-app
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Remove duplicate posts caused by reposts

zio/stable
Paul Frazee 2023-01-17 10:45:37 -06:00
parent e11d53b67d
commit e5ec07b919
1 changed files with 17 additions and 1 deletions
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18
src/state/models/feed-view.ts
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@ -457,6 +457,7 @@ export class FeedModel {
} else {
this.feed = this.feed.concat(toAppend)
}
dedupReposts(this.feed)
dedupParents(this.feed)
})
}
@ -595,9 +596,24 @@ function preprocessFeed(feed: FeedViewPost[]): FeedViewPostWithThreadMeta[] {
return reorg
}
// WARNING: mutates `feed`
function dedupReposts(feed: FeedItemModel[]) {
// remove duplicates caused by reposts
for (let i = 0; i < feed.length; i++) {
const item1 = feed[i]
for (let j = i + 1; j < feed.length; j++) {
const item2 = feed[j]
if (item1.post.uri === item2.post.uri) {
feed.splice(j, 1)
j--
}
}
}
}
// WARNING: mutates `feed`
function dedupParents(feed: FeedItemModel[]) {
// only show parents that aren't already in the feed
// NOTE if a parent post arrives in a followup loadmore, it'll show when we otherwise wish it wouldnt -prf
for (let i = 0; i < feed.length; i++) {
const item1 = feed[i]
if (!item1.replyParent || item1._isThreadChild) {