@1771technologies/lytenyte-pro/dist/state/api/row-group-column-index.js

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

import { GROUP_COLUMN_PREFIX, GROUP_COLUMN_SINGLE_ID, GROUP_COLUMN_TREE_DATA, } from "@1771technologies/lytenyte-shared";
export const makeRowGroupColumnIndex = (grid) => {
    return (c) => {
        if (!grid.state.rowGroupModel.get().length || !c.id.startsWith(GROUP_COLUMN_PREFIX)) {
            return -1;
        }
        if (c.id === GROUP_COLUMN_SINGLE_ID || c.id === GROUP_COLUMN_TREE_DATA)
            return 0;
        const n = c.id.split(":").at(-1);
        if (n == null)
            return -1;
        return Number.parseInt(n);
    };
};