9166125446

Committed 20 May 2024 11:04PM UTC coverage: 31.978%. Remained the same

Build # 9166125446

Build Type

Pull #9272

github

Committed by

jimrandomh

Commit Message

Merge branch 'master' of https://github.com/ForumMagnum/LessWrong2 into client-js-optimizations

Pull Request Pull Request #9272: Client-side JS performance optimizations

Run Details

4798 of 39025 branches covered (12.29%)

Branch coverage included in aggregate %.

12 of 34 new or added lines in 7 files covered. (35.29%)

1 existing line in 1 file now uncovered.

27860 of 63100 relevant lines covered (44.15%)

180.76 hits per line

Source File
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29.41

/packages/lesswrong/components/recommendations/WelcomePostItem.tsx

import React from "react";
import { Components, registerComponent } from '../../lib/vulcan-lib';
import { aboutPostIdSetting } from "../../lib/routes";
import { useCurrentUser } from "../common/withUser";
import { useItemsRead } from "../hooks/useRecordPostView";
import moment from "moment";
import { useSingle } from "../../lib/crud/withSingle";
import { useCurrentTime } from "../../lib/utils/timeUtil";

const WelcomePostItem = () => {
  const currentUser = useCurrentUser();
  const now = useCurrentTime();
  const welcomePostId = aboutPostIdSetting.get();

  const { document: post } = useSingle({
    documentId: welcomePostId,
    collectionName: "Posts",
    fragmentName: "PostsListWithVotes",
  });

  const { postsRead } = useItemsRead();
  const isRead = post && !!(
    (post._id in postsRead)
      ? postsRead[post._id]
      : post.isRead
  );

  if (!post) {
    return null;
  }

  const userAgeInDays = currentUser ? (moment(now).diff(moment(currentUser.createdAt), 'hours')/24) : 0;

  // Don't display user has read post or has been a user for more than 90 days
  if (isRead || userAgeInDays > 90) {
    return null;
  }

  return <Components.PostsItem post={post} />
}

const WelcomePostItemComponent = registerComponent("WelcomePostItem", WelcomePostItem, {});

declare global {
  interface ComponentTypes {
    WelcomePostItem: typeof WelcomePostItemComponent
  }
}

1	import React from "react";	1✔
2	import { Components, registerComponent } from '../../lib/vulcan-lib';	1✔
3	import { aboutPostIdSetting } from "../../lib/routes";	1✔
4	import { useCurrentUser } from "../common/withUser";	1✔
5	import { useItemsRead } from "../hooks/useRecordPostView";	1✔
6	import moment from "moment";	1✔
7	import { useSingle } from "../../lib/crud/withSingle";	1✔
8	import { useCurrentTime } from "../../lib/utils/timeUtil";	1✔
9
10	const WelcomePostItem = () => {	1✔
11	const currentUser = useCurrentUser();	×
12	const now = useCurrentTime();	×
13	const welcomePostId = aboutPostIdSetting.get();	×
14
NEW 15	const { document: post } = useSingle({	×
16	documentId: welcomePostId,
17	collectionName: "Posts",
18	fragmentName: "PostsListWithVotes",
19	});
20
21	const { postsRead } = useItemsRead();	×
22	const isRead = post && !!(	×
23	(post._id in postsRead)
24	? postsRead[post._id]	×
25	: post.isRead
26	);
27
28	if (!post) {	×
29	return null;	×
30	}
31
32	const userAgeInDays = currentUser ? (moment(now).diff(moment(currentUser.createdAt), 'hours')/24) : 0;	×
33
34	// Don't display user has read post or has been a user for more than 90 days
35	if (isRead \|\| userAgeInDays > 90) {	×
36	return null;	×
37	}
38
39	return <Components.PostsItem post={post} />	×
40	}
41
42	const WelcomePostItemComponent = registerComponent("WelcomePostItem", WelcomePostItem, {});	1✔
43
44	declare global {
45	interface ComponentTypes {
46	WelcomePostItem: typeof WelcomePostItemComponent
47	}
48	}

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