import { describe, expect, it, vi } from 'vitest';
import { parseDevicePackageIndex } from '@/lib/device-packages';
import { createDevicePackageStore } from '@/stores/device-packages';

const installed = {
  schemaVersion: 1 as const,
  packageId: 'pi-web-search',
  displayName: 'Pi Web Search',
  resolvedVersion: '1.2.3',
  source: { kind: 'npm' as const, requested: 'npm:pi-web-search', resolved: 'npm:pi-web-search@1.2.3' },
  kind: 'mixed' as const,
  skillEntries: [{ id: 'pi-web-search', entryPath: 'skills/pi-web-search/SKILL.md' }],
  extensionEntries: ['extensions/web-search.ts'],
  enabled: true,
  confirmedExecutableCode: true,
  installedAt: '2026-09-02T00:00:00.000Z',
};

describe('device package Renderer boundary', () => {
  it('parses only the bounded device package projection', () => {
    expect(parseDevicePackageIndex({
      schemaVersion: 1, generation: 3, packages: [installed],
    })).toEqual({ schemaVersion: 1, generation: 3, packages: [installed] });
    expect(() => parseDevicePackageIndex({
      schemaVersion: 1, generation: 3, packages: [{ ...installed, packageRoot: 'C:\\private' }],
    })).toThrow('device package');
  });

  it('does not let an older refresh overwrite a later device mutation', async () => {
    let resolveRead!: (value: unknown) => void;
    const read = vi.fn(() => new Promise<unknown>((resolve) => { resolveRead = resolve; }));
    const setEnabled = vi.fn().mockResolvedValue({
      schemaVersion: 1, generation: 4, packages: [{ ...installed, enabled: false }],
    });
    const store = createDevicePackageStore({
      read: async () => parseDevicePackageIndex(await read()),
      setEnabled: async () => parseDevicePackageIndex(await setEnabled()),
      uninstall: vi.fn(),
    });
    const staleRead = store.getState().load();
    await store.getState().setEnabled('pi-web-search', false);
    resolveRead({ schemaVersion: 1, generation: 3, packages: [installed] });
    await staleRead;

    expect(store.getState().index).toMatchObject({
      generation: 4, packages: [{ packageId: 'pi-web-search', enabled: false }],
    });
  });
});