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[web] Update AddUsersList to call useUserSearchIndex
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Authored by rohan on Dec 8 2023, 5:38 AM.
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Summary

There are several search experiences in the app that do not use get/usePotentialMemberItems. This means we need to update them individually, so I'm separating out diffs to do exactly this to make it easy for reviewers. [[ https://linear.app/comm/issue/ENG-6019/[after-landing]-try-to-update-remaining-search-experiences-to-use | ENG-6019 ]] tracks attempting to update these search experiences to use usePotentialMemberItems. Each diff will affect one file ideally.

This diff affects AddUsersList.

This component is used when adding friends from friend list on web

Addresses ENG-5434

Depends on D10252

Test Plan

Please see the video below where I add friends from the friend list on web

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rohan published this revision for review.Dec 8 2023, 6:15 AM
web/settings/relationship/add-users-list.react.js
61 ↗(On Diff #34420)

There is a very subtle (but dangerous) flaw here

You're creating a new collection on every invocation of values. That means that useUserSearchIndex will need to generate a brand new search index on every render of this component.

This will definitely lead to a perf regression, and can even lead to a crash like ENG-4605 (fixed in D8760)

web/settings/relationship/add-users-list.react.js
61 ↗(On Diff #34420)

Ah yeah you're definitely right. I tested this and a new index is getting generated each time the component re-renders. Thanks for catching this!

rohan edited the test plan for this revision. (Show Details)

Memoize values(userInfos)

This revision is now accepted and ready to land.Dec 12 2023, 12:30 AM