import { VibePreset } from '../vibes';
import {
  GardenAudioChord,
  gardenAudioConfig,
  GardenAudioVibeProfile,
} from './garden-audio-config';

export const getVibeProfile = (vibe: VibePreset): GardenAudioVibeProfile => vibe.audio;

export const getChordIntervals = (
  chord: GardenAudioChord,
  openVoicing: boolean
): Array<number> => {
  if (openVoicing) {
    return chord.quality === 'major'
      ? gardenAudioConfig.generativePiano.chordVoicings.majorOpen
      : gardenAudioConfig.generativePiano.chordVoicings.minorOpen;
  }

  return chord.quality === 'major'
    ? gardenAudioConfig.generativePiano.chordVoicings.majorClosed
    : gardenAudioConfig.generativePiano.chordVoicings.minorClosed;
};

export const degreeToSemitone = (
  profile: GardenAudioVibeProfile,
  degree: number
): number => {
  const scaleIndex =
    ((degree % profile.scale.length) + profile.scale.length) % profile.scale.length;
  const octave = Math.floor(degree / profile.scale.length);
  return (
    profile.scale[scaleIndex] + octave * gardenAudioConfig.piano.pitchSemitonesPerOctave
  );
};