@1771technologies/lytenyte-pro/dist/row-data-source-client/pivots/create-pivot-columns.js

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

import { createColumnPivotsFromPaths } from "./create-pivot-columns-from-paths.js";
import { createPivotTree } from "./create-pivot-tree.js";
export function createPivotColumns(model, lookup, grid, leafRows) {
    const activeColumns = model.columns.filter((c) => lookup.has(c.field) && (c.active ?? true));
    const activeValues = model.values.filter((c) => lookup.has(c.field) && (c.active ?? true));
    if (activeColumns.length === 0 && activeValues.length === 0)
        return [];
    // This means we only have a values column defined. Hence we should just return this.
    if (activeColumns.length === 0) {
        const columns = activeValues.map((c) => {
            const col = lookup.get(c.field);
            return {
                ...col,
                field: c.field,
            };
        });
        return columns;
    }
    const tree = createPivotTree(grid, activeValues, activeColumns, lookup, leafRows);
    const columns = createColumnPivotsFromPaths(grid, activeColumns, lookup, tree);
    return columns;
}