Skip to content

fix(blade-mcp): define missing fetchers in TreeView async example #3891

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
rohankokane-dev wants to merge 2 commits into
base: master
Choose a base branch
from
Open

fix(blade-mcp): define missing fetchers in TreeView async example #3891

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
424f0e8
fix(blade-mcp): define missing fetchers in TreeView async example
rohankokane Aug 17, 2026
53b1baa
fix: guard against duplicate values on repeated Show more clicks [res…
Aug 17, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
28 changes: 18 additions & 10 deletions packages/blade-mcp/knowledgebase/components/TreeView.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -293,10 +293,15 @@ function CityPicker() {
import React from 'react';
import { TreeView, TreeViewItem, TreeViewLoadMore } from '@razorpay/blade/components';

// Stubbed data fetchers - replace with your real API calls
const fetchCities = (): Promise<string[]> => Promise.resolve(['Bengaluru', 'Mysuru']);
const fetchMoreCities = (): Promise<string[]> => Promise.resolve(['Hubli', 'Mangaluru']);
Comment thread
rzp-slash-public[bot] marked this conversation as resolved.

function AsyncTree() {
const [cities, setCities] = React.useState<string[]>([]);
const [isLoadingChildren, setIsLoadingChildren] = React.useState(false);
const [isLoadingMore, setIsLoadingMore] = React.useState(false);
const [hasMore, setHasMore] = React.useState(true);

return (
<TreeView selectionType="multiple">
Expand All @@ -318,16 +323,19 @@ function AsyncTree() {
{cities.map((city) => (
<TreeViewItem key={city} title={city} value={city.toLowerCase()} />
))}
<TreeViewLoadMore
isLoading={isLoadingMore}
onClick={() => {
setIsLoadingMore(true);
fetchMoreCities().then((moreCities) => {
setCities((previous) => [...previous, ...moreCities]);
setIsLoadingMore(false);
});
}}
/>
{hasMore && (
<TreeViewLoadMore
isLoading={isLoadingMore}
onClick={() => {
setIsLoadingMore(true);
fetchMoreCities().then((moreCities) => {
setCities((previous) => [...previous, ...moreCities]);
setIsLoadingMore(false);
setHasMore(false);
});
}}
/>
)}
</TreeViewItem>
<TreeViewItem title="Goa" value="goa" />
</TreeView>
Expand Down
Loading