@1771technologies/lytenyte-pro/dist/data-source-tree/source/use-row-leafs.js

Blazingly fast headless React data grid with 100s of features.

import { useEvent } from "@1771technologies/lytenyte-core/internal";
export function useRowLeafs(tree) {
    const rowLeafs = useEvent((id) => {
        const node = tree.rowIdToNode.get(id);
        if (!node || !node.row.expandable)
            return [];
        const rows = [];
        const stack = [...node.children.values()];
        while (stack.length) {
            const next = stack.pop();
            if (!next.row.expandable)
                rows.push(next.row.id);
            else {
                stack.push(...next.children.values());
            }
        }
        return rows;
    });
    return rowLeafs;
}