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

const lookupItemByIdentifierMock = vi.fn();

vi.mock('../../../src/api/stock.js', () => ({
  applyItemUpsert: vi.fn(),
  previewItemUpsert: vi.fn(),
  searchItemDefinitions: vi.fn(async () => []),
  lookupItemByIdentifier: (...args) => lookupItemByIdentifierMock(...args),
}));

vi.mock('../../../src/api/labels.js', () => ({
  previewLabel: vi.fn(async () => ({ objectUrl: 'blob:preview' })),
  printItemLabel: vi.fn(async () => null),
  formatPrintErrorMessage: (error) => error?.message || 'Printing failed.',
}));

vi.mock('../../../src/api/locations.js', () => ({
  fetchLocations: vi.fn(async () => ({ flat: [], tree: [] })),
}));

const { labelCreatePageData } = await import('../../../src/features/labels/label-create-page.js');

describe('label identifier lookup feedback', () => {
  it('shows retry hint for rate-limited lookup responses', () => {
    const data = labelCreatePageData({
      isConnected: false,
      activeKitchen: { id: 1 },
      addAlert: vi.fn(),
    });

    const message = data.lookupStatusMessageWithDetails(
      { status: 'rate_limited', retryAfterSeconds: 30 },
      '3830012345678',
    );

    expect(message).toContain('rate-limited');
    expect(message).toContain('Retry in 30s');
  });

  it('builds metadata-aware success message with source/cache/freshness context', () => {
    const data = labelCreatePageData({
      isConnected: false,
      activeKitchen: { id: 1 },
      addAlert: vi.fn(),
    });

    const message = data.lookupSuccessMessage({
      source: 'openfoodfacts',
      cacheHit: true,
      staleCache: true,
      payloadFetchedAt: '2026-04-11T09:00:00Z',
    });

    expect(message).toContain('OpenFoodFacts');
    expect(message).toContain('cache hit');
    expect(message).toContain('stale cache');
    expect(message).toContain('fetched:');
  });

  it('applies non-ok lookup status as warning message with details', async () => {
    lookupItemByIdentifierMock.mockResolvedValueOnce({
      status: 'rate_limited',
      retryAfterSeconds: 45,
      source: 'openfoodfacts',
      cacheHit: false,
      staleCache: false,
      item: null,
    });

    const addAlert = vi.fn();
    const data = labelCreatePageData({
      isConnected: false,
      activeKitchen: { id: 1 },
      addAlert,
    });
    data.form.identifierCode = '3830012345678';

    await data.lookupIdentifierDetails();

    expect(data.lookupState.error).toContain('Retry in 45s');
    expect(addAlert).toHaveBeenCalledWith({
      type: 'warning',
      message: data.lookupState.error,
    });
  });
});