[PERFORMANCE] Debounced Real-Time Filter & Search Indexing for Large Repositories

[prakshithamalla-art]

Problem / Opportunity

The search input inside components/console/repository-list.tsx triggers heavy JavaScript array filter calculations on every single keystroke. For profiles containing hundreds of fetched GitHub systems, this creates notable typing lag and UI thread blocking.

Proposed Solution

Refactor search components to use custom debounced mechanics:

1. Introduce a custom useDebounce hook to delay search state updates by 300ms.
2. Memoize the filtered repositories output array using React’s useMemo hook, ensuring operations only recalculate when the debounced search term changes, completely freeing up browser frame rates.

[prakshithamalla-art]

assign this issue pls

[snehxa27]

Hi @maintainers,

I would like to work on this issue.

I have experience with React, TypeScript, performance optimization, custom hooks, and state management. You can also review my GitHub profile and previous contributions for similar frontend improvements.

After reviewing the issue, I understand that the repository search currently performs filtering on every keystroke, which can cause unnecessary re-renders and UI lag when handling large repository lists.

My proposed approach:

• Create a reusable useDebounce hook with a 300ms delay.
• Apply the debounced value to the repository search input.
• Use useMemo to memoize filtered repository results and prevent redundant calculations.
• Ensure filtering only re-executes when the debounced search term or repository data changes.
• Preserve the current search behavior while significantly improving responsiveness.
• Test the implementation with large repository datasets to verify smoother typing performance and reduced render overhead.

Additionally, I will keep the solution modular so the debounce hook can be reused across other search and filtering components in the project.

I am confident I can deliver a clean, maintainable, and performance-focused implementation.

Thank you for your consideration!

[deekshithgowda85]

Sorry. It was created by a contributor!
If u can create urs I will assign it to u