// @vitest-environment jsdom
import { describe, it, expect, vi, afterEach } from 'vitest';
import { render, screen, cleanup, fireEvent, waitFor } from '@testing-library/react';
import ScannerCheckoutSheet, { ScannerCheckoutContent } from '../../components/scanner/ScannerCheckoutSheet';
import { VOCAB } from '../../lib/collection-vocabulary.js';

function createQueueFixture({
  scannedCards = [
    {
      id: 'card-1',
      name: 'Lightning Bolt',
      set: 'Alpha',
      cardNumber: '161',
      quantity: 1,
      condition: 'NM',
      isFoil: false,
      processed: false,
      confidence: 0.92,
    },
    {
      id: 'card-2',
      name: 'Counterspell',
      set: 'Beta',
      cardNumber: '54',
      quantity: 1,
      condition: 'NM',
      isFoil: false,
      processed: false,
      confidence: 0.55,
    },
  ],
  selectedCardIds = [],
} = {}) {
  const selectedCards = new Set(selectedCardIds);

  return {
    scannedCards,
    collections: [{ id: 1, name: 'Trade Binder', is_system_collection: false }],
    selectedCards,
    isProcessing: false,
    addingCardIds: new Set(),
    toggleCardSelection: vi.fn((cardId) => {
      if (selectedCards.has(cardId)) {
        selectedCards.delete(cardId);
      } else {
        selectedCards.add(cardId);
      }
    }),
    incrementCardQuantity: vi.fn(),
    decrementCardQuantity: vi.fn(),
    updateCardMetadata: vi.fn(),
    removeScannedCard: vi.fn(),
    commitSelectedToOwned: vi.fn(async () => {}),
    commitSelectedToCollection: vi.fn(async () => {}),
  };
}

describe('ScannerCheckoutSheet', () => {
  afterEach(() => cleanup());

  it('renders header count for scanned cards', () => {
    const queue = createQueueFixture();
    render(
      <ScannerCheckoutContent
        queue={queue}
        onOpenListPicker={vi.fn()}
      />
    );

    expect(screen.getByText('2 cards scanned')).toBeTruthy();
  });

  it('disables primary action when nothing is selected', () => {
    const queue = createQueueFixture({ selectedCardIds: [] });
    queue.toggleCardSelection = vi.fn();

    render(
      <ScannerCheckoutContent
        queue={queue}
        onOpenListPicker={vi.fn()}
      />
    );

    const primaryButton = screen.getByRole('button', {
      name: VOCAB.ADD_TO_MY_COLLECTION,
    });
    expect(primaryButton.disabled).toBe(true);
  });

  it('shows vocab labels on checkout actions', () => {
    const queue = createQueueFixture({ selectedCardIds: ['card-1'] });
    render(
      <ScannerCheckoutSheet
        queue={queue}
        onClose={vi.fn()}
        onOpenListPicker={vi.fn()}
      />
    );

    expect(
      screen.getByRole('button', { name: new RegExp(VOCAB.ADD_TO_MY_COLLECTION) })
    ).toBeTruthy();
    expect(screen.getByRole('button', { name: VOCAB.ADD_TO_LIST })).toBeTruthy();
  });

  it('renders checkout sheet dialog without crashing', () => {
    const queue = createQueueFixture({ selectedCardIds: ['card-1'] });
    expect(() => {
      render(
        <ScannerCheckoutSheet
          queue={queue}
          onClose={vi.fn()}
          onOpenListPicker={vi.fn()}
        />
      );
    }).not.toThrow();

    expect(screen.getByRole('dialog')).toBeTruthy();
  });

  it('does not show an error banner when commit returns successful ids', async () => {
    const queue = createQueueFixture({ selectedCardIds: ['card-1'] });
    queue.commitSelectedToOwned = vi.fn(async () => ['card-1']);

    render(
      <ScannerCheckoutContent
        queue={queue}
        onOpenListPicker={vi.fn()}
      />
    );

    fireEvent.click(
      screen.getByRole('button', { name: new RegExp(VOCAB.ADD_TO_MY_COLLECTION) })
    );

    await waitFor(() => {
      expect(queue.commitSelectedToOwned).toHaveBeenCalledTimes(1);
    });
    expect(screen.queryByRole('alert')).toBeNull();
  });

  it('shows an error banner when commit returns no successful ids', async () => {
    const queue = createQueueFixture({ selectedCardIds: ['card-1'] });
    queue.commitSelectedToOwned = vi.fn(async () => []);

    render(
      <ScannerCheckoutContent
        queue={queue}
        onOpenListPicker={vi.fn()}
      />
    );

    fireEvent.click(
      screen.getByRole('button', { name: new RegExp(VOCAB.ADD_TO_MY_COLLECTION) })
    );

    expect(await screen.findByRole('alert')).toBeTruthy();
  });
});