import type { IntegralsViewState } from '@zakodium/nmrium-core';

import { useInsetOptions } from '../1d/inset/InsetProvider.js';
import { useChartData } from '../context/ChartContext.js';

import { useActiveSpectrum } from './useActiveSpectrum.js';

export const defaultIntegralsViewState: IntegralsViewState = {
  scaleRatio: 1,
  showIntegralsValues: true,
};

export function useActiveSpectrumIntegralsViewState() {
  const activeSpectrum = useActiveSpectrum();
  const {
    view: { integrals },
  } = useChartData();

  const inset = useInsetOptions();

  if (inset) {
    return inset.view.integrals;
  }

  if (activeSpectrum?.selected && integrals[activeSpectrum.id]) {
    return integrals[activeSpectrum.id];
  } else {
    return defaultIntegralsViewState;
  }
}