import { describe, expect, it } from 'vitest';

import { gardenAudioConfig } from './garden-audio-config';
import { GardenAudioEnergy } from './garden-audio-energy';

describe('GardenAudioEnergy', () => {
  it('suspends activity but keeps a fading level when the gesture ends', () => {
    const energy = new GardenAudioEnergy(gardenAudioConfig);

    energy.beginGesture(0);
    energy.recordStroke(0.8, 0.1);
    energy.update(0.1);
    energy.update(0.2);

    const levelBeforeLift = energy.getLevel();
    expect(energy.getActivity()).toBeGreaterThan(0);

    energy.endGesture();

    expect(energy.getActivity()).toBe(0);
    expect(energy.getLevel()).toBe(levelBeforeLift);
    energy.update(0.3);
    expect(energy.getLevel()).toBeLessThan(levelBeforeLift);
    expect(energy.getLevel()).toBeGreaterThan(0);
  });

  it('uses recent stroke intensity rather than gesture duration alone', () => {
    const energy = new GardenAudioEnergy(gardenAudioConfig);

    energy.beginGesture(0);
    energy.recordStroke(1, 0.1);
    energy.update(0.1);
    energy.update(0.2);
    const activeLevel = energy.getActivity();

    energy.update(1.2);

    expect(energy.getActivity()).toBeLessThan(activeLevel);
  });

  it('raises activity immediately when a stroke is recorded', () => {
    const energy = new GardenAudioEnergy(gardenAudioConfig);

    energy.beginGesture(0);
    energy.recordStroke(0.12, 0.05);

    expect(energy.getActivity()).toBeGreaterThan(0.09);
  });
});