//@ts-expect-error no type definition for baselines
import { iterativePolynomialBaseline as baselineFct } from 'baselines';
import type { DataXY } from 'cheminfo-types';

export interface IterativePolynomialBaselineFilter {
  name: 'iterativePolynomialBaseline';
}

/**
 * @param data
 */
export function iterativePolynomialBaseline(data: DataXY<Float64Array>): {
  data: DataXY<Float64Array>;
} {
  data.y = baselineFct(data.y).correctedSpectrum;
  return { data };
}