import React from 'react';
import { render } from '@testing-library/react';

/**
 * The one bridge from the backend agent registry into the in-memory
 * SkillRegistry the banner and the chat briefing both read.
 */

let mockQuery = { data: undefined, isError: false };
const mockUseAiSkills = jest.fn(() => mockQuery);
jest.mock('@/lib/doormileHooks', () => ({ useAiSkills: (...args) => mockUseAiSkills(...args) }));

import { useSkillRegistrySync } from '@/lib/assistant/skills/useSkillRegistrySync';
import { SkillRegistry } from '@/lib/assistant/skills/SkillRegistry';

function Probe({ enabled }) {
  useSkillRegistrySync(enabled);
  return null;
}

beforeEach(() => {
  SkillRegistry.clearRegistryConfig();
  mockQuery = { data: undefined, isError: false };
  mockUseAiSkills.mockClear();
});

describe('useSkillRegistrySync', () => {
  it('applies the registry rows once they arrive', () => {
    mockQuery = { data: [{ skillid: 'skill_doorstep_stall', enabled: true, thresholds: { arrivedStalledMin: 30 } }], isError: false };
    render(<Probe enabled />);
    expect(SkillRegistry.getSource()).toBe('registry');
    expect(SkillRegistry.getSkill('skill_doorstep_stall').effectiveThresholds.arrivedStalledMin.currentValue).toBe(30);
  });

  it('falls back to code defaults when the registry cannot be read', () => {
    SkillRegistry.applyRegistryConfig([{ skillid: 'skill_doorstep_stall', enabled: false, thresholds: {} }]);
    mockQuery = { data: undefined, isError: true };
    render(<Probe enabled />);
    expect(SkillRegistry.getSource()).toBe('defaults');
    expect(SkillRegistry.getSkill('skill_doorstep_stall').enabled).toBe(true);
  });

  it('does not query the registry for a partner login, and runs on defaults', () => {
    render(<Probe enabled={false} />);
    expect(mockUseAiSkills).toHaveBeenCalledWith({ enabled: false, retry: false });
    expect(SkillRegistry.getSource()).toBe('defaults');
  });
});