bambuddy/frontend/src/__tests__/components/ConfigureAmsSlotModal.test.tsx

/**
 * Tests for the ConfigureAmsSlotModal component.
 */

import { describe, it, expect, vi, beforeEach } from 'vitest';
import { screen, fireEvent, waitFor } from '@testing-library/react';
import { render } from '../utils';
import { ConfigureAmsSlotModal } from '../../components/ConfigureAmsSlotModal';
import { api } from '../../api/client';

// Mock the API client
vi.mock('../../api/client', () => ({
  api: {
    getCloudSettings: vi.fn(),
    getKProfiles: vi.fn(),
    configureAmsSlot: vi.fn(),
    getCloudSettingDetail: vi.fn(),
    saveSlotPreset: vi.fn(),
    getSettings: vi.fn().mockResolvedValue({}),
    // Queried by the modal for the @BBL short-code matcher. Omitted, it is
    // undefined here, so the query runs with no queryFn and rejects -- a
    // stray render at an unpredictable moment in every one of these tests.
    getSlicerPrinterModels: vi.fn().mockResolvedValue({}),
    updateSettings: vi.fn().mockResolvedValue({}),
    getLocalPresets: vi.fn(),
    getBuiltinFilaments: vi.fn(),
    orcaCloudListProfiles: vi.fn(),
    orcaCloudGetProfile: vi.fn(),
    searchColors: vi.fn(),
    getColorCatalog: vi.fn(),
    resetAmsSlot: vi.fn(),
    // The fitted nozzle's flow; none reported unless a test sets one.
    getPrinterStatus: vi.fn().mockResolvedValue({}),
  },
}));

const mockCloudSettings = {
  filament: [
    {
      setting_id: 'GFSL05_09',
      name: 'Bambu PLA Basic @BBL X1C',
      filament_id: 'GFL05',
    },
    {
      setting_id: 'PFUScd84f663d2c2ef',
      name: '# Overture Matte PLA @BBL H2D',
      filament_id: null,
    },
  ],
};

const mockKProfiles = {
  profiles: [
    {
      id: 1,
      name: 'PLA Basic',
      k_value: '0.020',
      filament_id: 'GFL05',
      setting_id: '',
      extruder_id: 1,
      cali_idx: 1,
    },
  ],
};

const defaultProps = {
  isOpen: true,
  onClose: vi.fn(),
  printerId: 1,
  slotInfo: {
    amsId: 0,
    trayId: 0,
    trayType: 'PLA',
    trayColor: 'FFFFFF',
    traySubBrands: 'PLA Basic',
  },
  nozzleDiameter: '0.4',
  onSuccess: vi.fn(),
};

describe('ConfigureAmsSlotModal', () => {
  beforeEach(() => {
    vi.clearAllMocks();
    (api.getPrinterStatus as ReturnType<typeof vi.fn>).mockResolvedValue({});
    // Mock scrollIntoView which is not available in jsdom
    Element.prototype.scrollIntoView = vi.fn();
    (api.getCloudSettings as ReturnType<typeof vi.fn>).mockResolvedValue(mockCloudSettings);
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue(mockKProfiles);
    (api.configureAmsSlot as ReturnType<typeof vi.fn>).mockResolvedValue({ success: true });
    (api.saveSlotPreset as ReturnType<typeof vi.fn>).mockResolvedValue({ success: true });
    (api.getLocalPresets as ReturnType<typeof vi.fn>).mockResolvedValue({ filament: [] });
    (api.orcaCloudListProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament: [], printer: [], process: [],
    });
    (api.getBuiltinFilaments as ReturnType<typeof vi.fn>).mockResolvedValue([]);
    (api.searchColors as ReturnType<typeof vi.fn>).mockResolvedValue([]);
    (api.getColorCatalog as ReturnType<typeof vi.fn>).mockResolvedValue([]);
    (api.resetAmsSlot as ReturnType<typeof vi.fn>).mockResolvedValue({ success: true, message: 'ok' });
  });

  it('renders nothing visible when closed', () => {
    render(<ConfigureAmsSlotModal {...defaultProps} isOpen={false} />);
    expect(screen.queryByText('Configure AMS Slot')).not.toBeInTheDocument();
  });

  it('renders a clear tray as the transparency checkerboard rather than solid black (#2912)', () => {
    render(
      <ConfigureAmsSlotModal
        {...defaultProps}
        slotInfo={{ ...defaultProps.slotInfo, trayType: 'PETG', trayColor: '00000000' }}
      />,
    );

    const styled = Array.from(document.querySelectorAll<HTMLElement>('[style]'));
    expect(
      styled.some((el) => el.style.backgroundImage.includes('repeating-conic-gradient')),
    ).toBe(true);
    // The regression this pins: the alpha byte was sliced off before painting,
    // so a clear tray rendered as opaque black — the reported symptom, in the UI.
    expect(styled.some((el) => el.style.backgroundColor === 'rgb(0, 0, 0)')).toBe(false);
  });

  it('renders modal when open', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      expect(screen.getByText(/Configure AMS/)).toBeInTheDocument();
    });
  });

  it('displays basic color buttons', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      // Check for basic color buttons by their title attribute
      expect(screen.getByTitle('White')).toBeInTheDocument();
      expect(screen.getByTitle('Black')).toBeInTheDocument();
      expect(screen.getByTitle('Red')).toBeInTheDocument();
      expect(screen.getByTitle('Blue')).toBeInTheDocument();
      expect(screen.getByTitle('Green')).toBeInTheDocument();
      expect(screen.getByTitle('Yellow')).toBeInTheDocument();
      expect(screen.getByTitle('Orange')).toBeInTheDocument();
      expect(screen.getByTitle('Gray')).toBeInTheDocument();
    });
  });

  it('does not show extended colors by default', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      expect(screen.getByTitle('White')).toBeInTheDocument();
    });
    // Extended colors should not be visible initially
    expect(screen.queryByTitle('Cyan')).not.toBeInTheDocument();
    expect(screen.queryByTitle('Purple')).not.toBeInTheDocument();
    expect(screen.queryByTitle('Coral')).not.toBeInTheDocument();
  });

  it('shows extended colors when expand button is clicked', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      expect(screen.getByTitle('White')).toBeInTheDocument();
    });

    // Click the expand button (+ button)
    const expandButton = screen.getByTitle('Show more colors');
    fireEvent.click(expandButton);

    // Extended colors should now be visible
    await waitFor(() => {
      expect(screen.getByTitle('Cyan')).toBeInTheDocument();
      expect(screen.getByTitle('Purple')).toBeInTheDocument();
      expect(screen.getByTitle('Pink')).toBeInTheDocument();
      expect(screen.getByTitle('Brown')).toBeInTheDocument();
      expect(screen.getByTitle('Coral')).toBeInTheDocument();
    });
  });

  it('hides extended colors when collapse button is clicked', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      expect(screen.getByTitle('White')).toBeInTheDocument();
    });

    // Click the expand button
    const expandButton = screen.getByTitle('Show more colors');
    fireEvent.click(expandButton);

    // Wait for extended colors to appear
    await waitFor(() => {
      expect(screen.getByTitle('Cyan')).toBeInTheDocument();
    });

    // Click the collapse button
    const collapseButton = screen.getByTitle('Show less colors');
    fireEvent.click(collapseButton);

    // Extended colors should be hidden again
    await waitFor(() => {
      expect(screen.queryByTitle('Cyan')).not.toBeInTheDocument();
    });
  });

  it('selects a color when color button is clicked', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      expect(screen.getByTitle('Red')).toBeInTheDocument();
    });

    // Click the red color button
    const redButton = screen.getByTitle('Red');
    fireEvent.click(redButton);

    // The color input should now show "Red"
    const colorInput = screen.getByPlaceholderText(/Color name or hex/);
    expect(colorInput).toHaveValue('Red');
  });

  it('sends no tray_info_idx when cloud detail has filament_id: null (#3003)', async () => {
    // Cloud returns a user preset that inherits from a generic Bambu base and
    // has no distinct filament_id of its own — this is how Bambu Cloud responds
    // for custom presets built on top of "Generic ABS @BBL H2D" etc.
    (api.getCloudSettingDetail as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament_id: null,
      base_id: 'GFSB99_07',
      name: '# Overture Matte PLA @BBL H2D',
    });

    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'PFUScd84f663d2c2ef',
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('# Overture Matte PLA @BBL H2D')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    // #1053 sent the PFUS here instead, to stop the slot collapsing to
    // "Generic ABS" in the slicer. The A1 capture in #3003 showed that does not
    // work: tray_info_idx is 8 characters on the printer, so an 18-character
    // PFUS is stored truncated (PFUScd84 here) and acknowledged as a success.
    // The slot then resolves to nothing — "Generic" anyway, plus a calibration
    // table keyed by an id that does not exist. Sending nothing lets the
    // backend pick a filament id the printer can actually hold; setting_id
    // still carries the preset.
    expect(payload.tray_info_idx).toBe('');
    expect(payload.setting_id).toBe('PFUScd84f663d2c2ef');
  });

  it('has the backend resolve an Orca Cloud profile\'s own filament_id (#3003, #3216)', async () => {
    // OrcaSlicer's "Sync filaments" matches a slot by filament_id alone, so a
    // generic here turns the profile into "Generic PLA" in the slicer. The
    // lookup used to run here and fall back silently; it now runs in configure,
    // which logs the outcome and reports a fallback.
    const ORCA_ID = '3f2a9c1e-4b7d-4a02-9f61-8c5e2d1a7b30';
    (api.orcaCloudListProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament: [{ setting_id: ORCA_ID, name: 'Overture Matte PLA @Orca', type: 'filament', is_custom: true }],
      printer: [],
      process: [],
    });
    (api.configureAmsSlot as ReturnType<typeof vi.fn>).mockResolvedValue({
      success: true, tray_info_idx: 'P56e1be0', orca_fallback_reason: '',
    });

    const slotInfo = { ...defaultProps.slotInfo, savedPresetId: ORCA_ID };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('Overture Matte PLA @Orca')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.saveSlotPreset).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    expect(payload.orca_profile_id).toBe(ORCA_ID);
    expect(payload.tray_info_idx).toBe('');
    // The UUID is what the slicer cannot resolve; it goes in neither field.
    expect(payload.setting_id).toBe('');
    expect(api.orcaCloudGetProfile).not.toHaveBeenCalled();
    // The slot preset row records the id the slot was actually given, so the
    // slot card notices when the Device tab re-configures the slot.
    const saveArgs = (api.saveSlotPreset as ReturnType<typeof vi.fn>).mock.calls[0];
    expect(saveArgs[5]).toBe('orca_cloud');
    expect(saveArgs[6]).toBe('P56e1be0');
    expect(screen.queryByText(/OrcaSlicer will see this slot as Generic/)).not.toBeInTheDocument();
  });

  it('warns when an Orca profile went into the slot as a generic (#3216)', async () => {
    const ORCA_ID = '3f2a9c1e-4b7d-4a02-9f61-8c5e2d1a7b30';
    (api.orcaCloudListProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament: [{ setting_id: ORCA_ID, name: 'Homebrew PLA @Orca', type: 'filament', is_custom: true }],
      printer: [],
      process: [],
    });
    (api.configureAmsSlot as ReturnType<typeof vi.fn>).mockResolvedValue({
      success: true, tray_info_idx: 'GFL99', orca_fallback_reason: 'no_filament_id',
    });

    const slotInfo = { ...defaultProps.slotInfo, savedPresetId: ORCA_ID };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('Homebrew PLA @Orca')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    expect(
      await screen.findByText(
        'This Orca profile has no filament ID of its own, so OrcaSlicer will see this slot as Generic PLA.',
      ),
    ).toBeInTheDocument();
  });

  it('warns when a manual K value could not be sent (FW-C5)', async () => {
    // The route used to report the slot configured either way.
    const ORCA_ID = '3f2a9c1e-4b7d-4a02-9f61-8c5e2d1a7b30';
    (api.orcaCloudListProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament: [{ setting_id: ORCA_ID, name: 'Homebrew PLA @Orca', type: 'filament', is_custom: true }],
      printer: [],
      process: [],
    });
    (api.configureAmsSlot as ReturnType<typeof vi.fn>).mockResolvedValue({
      success: true, tray_info_idx: 'P56e1be0', orca_fallback_reason: '', k_value_unsent: true,
    });

    const slotInfo = { ...defaultProps.slotInfo, savedPresetId: ORCA_ID };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('Homebrew PLA @Orca')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    expect(
      await screen.findByText('The filament was set, but the K value could not be sent to the printer.'),
    ).toBeInTheDocument();
  });

  it('uses the filament_id nested under setting when the envelope has none (#3003)', async () => {
    // Bambu Cloud returns a custom preset's own filament_id on the envelope for
    // some presets and inside the preset JSON for others. Only the envelope was
    // read, so presets of the second shape reached the slot as their inherited
    // base — the "Bambu profile instead of my profile" half of #3003.
    (api.getCloudSettingDetail as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament_id: null,
      base_id: 'GFSB99_07',
      name: '# Overture Matte PLA @BBL H2D',
      setting: { filament_id: 'P4d64437' },
    });

    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'PFUScd84f663d2c2ef',
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('# Overture Matte PLA @BBL H2D')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    // 8 characters, so the printer stores it whole and the slicer matches it.
    expect(payload.tray_info_idx).toBe('P4d64437');
    expect(payload.setting_id).toBe('PFUScd84f663d2c2ef');
  });

  it('uses cloud detail filament_id when present', async () => {
    (api.getCloudSettingDetail as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament_id: 'P285e239',
      base_id: 'GFSB99_07',
      name: '# Overture Matte PLA @BBL H2D',
    });

    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'PFUScd84f663d2c2ef',
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('# Overture Matte PLA @BBL H2D')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    expect(payload.tray_info_idx).toBe('P285e239');
    expect(payload.setting_id).toBe('PFUScd84f663d2c2ef');
  });

  it('sends short GF filament_id for Bambu GFS* presets (cloud detail not consulted)', async () => {
    // Bambu-provided presets (GFS*) convert the setting_id → filament_id locally.
    // The cloud detail endpoint must NOT be consulted for them; the rewrite that
    // fixed #1053 preserves this pre-existing shortcut.
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'GFSL05_09',
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('Bambu PLA Basic @BBL X1C')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    expect(payload.tray_info_idx).toBe('GFL05');
    expect(payload.setting_id).toBe('GFSL05_09');
    expect(api.getCloudSettingDetail).not.toHaveBeenCalled();
  });

  it('sends no tray_info_idx when the cloud detail fetch fails (#3003)', async () => {
    // Network/5xx from /cloud/settings/{id} must not abort the configure flow.
    // It leaves no filament_id to send, and the PFUS default is not a usable
    // stand-in (see the filament_id: null case above), so the field goes out
    // empty and the backend resolves it.
    (api.getCloudSettingDetail as ReturnType<typeof vi.fn>).mockRejectedValue(
      new Error('cloud unreachable')
    );

    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'PFUScd84f663d2c2ef',
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText('# Overture Matte PLA @BBL H2D')).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    expect(payload.tray_info_idx).toBe('');
    expect(payload.setting_id).toBe('PFUScd84f663d2c2ef');
  });

  it('renders configure slot button', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);

    await waitFor(() => {
      expect(screen.getByText(/Configure AMS/)).toBeInTheDocument();
    });

    // Find the Configure Slot button
    const configureButton = screen.getByRole('button', { name: /Configure Slot/i });
    expect(configureButton).toBeInTheDocument();
  });

  it('filters presets by printer model', async () => {
    // Render with printerModel="H2D"
    render(<ConfigureAmsSlotModal {...defaultProps} printerModel="H2D" />);
    // Wait for presets to load - the H2D preset should be visible
    await waitFor(() => {
      expect(screen.getByText(/Overture Matte PLA/)).toBeInTheDocument();
    });
    // The X1C preset should NOT be visible (filtered out by model)
    expect(screen.queryByText(/Bambu PLA Basic @BBL X1C/)).not.toBeInTheDocument();
  });

  it('treats Bambu cloud rename @BBL A1M as a match for A1 Mini (#1649)', async () => {
    // Bambu cloud shifted A1 Mini filament profiles from
    // "Bambu PLA Basic @BBL A1 Mini ..." to the terse "@BBL A1M" mid-2026.
    // Without an alias-aware compare, the model filter strips every cloud
    // profile from the picker when the user selects an A1 Mini printer.
    (api.getCloudSettings as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament: [
        { setting_id: 'GFA00_A1M', name: 'Bambu PLA Basic @BBL A1M', filament_id: 'GFA00' },
        { setting_id: 'GFA00_A1', name: 'Bambu PLA Basic @BBL A1', filament_id: 'GFA00' },
      ],
    });
    render(<ConfigureAmsSlotModal {...defaultProps} printerModel="A1 Mini" />);
    await waitFor(() => {
      expect(screen.getByText('Bambu PLA Basic @BBL A1M')).toBeInTheDocument();
    });
    // The A1 (non-mini) preset must still be filtered out — the alias
    // table must not collapse two physically distinct printers.
    expect(screen.queryByText('Bambu PLA Basic @BBL A1')).not.toBeInTheDocument();
  });

  it('still filters cross-model cloud profiles when the printer is A1 Mini', async () => {
    // Sanity check that the alias addition didn't accidentally widen the
    // matcher: an X1C cloud preset stays hidden when the picker is for an
    // A1 Mini printer.
    render(<ConfigureAmsSlotModal {...defaultProps} printerModel="A1 Mini" />);
    await waitFor(() => {
      expect(screen.getByText(/Configure AMS/)).toBeInTheDocument();
    });
    expect(screen.queryByText('Bambu PLA Basic @BBL X1C')).not.toBeInTheDocument();
  });

  it('shows current preset even when it does not match model filter', async () => {
    // Render with printerModel="H2D" but savedPresetId pointing to the X1C preset
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'GFSL05_09',  // X1C preset
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} printerModel="H2D" />);
    await waitFor(() => {
      // Both should be visible - H2D matches model, X1C is saved preset
      // Use the full preset name to match the list item (not the "Filtering for" label)
      expect(screen.getByText('Bambu PLA Basic @BBL X1C')).toBeInTheDocument();
      expect(screen.getByText(/Overture Matte PLA/)).toBeInTheDocument();
    });
  });

  it('preset row expands inline on hover so the full name is readable (#1237)', async () => {
    // Long preset names (e.g. "SUNLU PETG GLOW IN THE DARK GEN2 @Bambu Lab H2C 0.4 nozzle")
    // get visually truncated; the row un-truncates on hover via group-hover so the
    // nozzle suffix is readable without waiting on the browser's title-tooltip delay,
    // and the title attribute remains as a fallback for assistive tech / touch.
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      const fullName = 'Bambu PLA Basic @BBL X1C';
      const span = screen.getByText(fullName);
      expect(span).toHaveAttribute('title', fullName);
      expect(span).toHaveClass('truncate');
      expect(span).toHaveClass('group-hover:whitespace-normal');
      expect(span).toHaveClass('group-hover:break-all');
      expect(span.closest('button')).toHaveClass('group');
    });
  });

  it('pre-selects saved preset when opening configured slot', async () => {
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'GFSL05_09',
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);
    await waitFor(() => {
      // The saved preset should have the selected style (green border)
      // Use the full preset name to avoid matching the "Filtering for" label
      const presetButton = screen.getByText('Bambu PLA Basic @BBL X1C').closest('button');
      expect(presetButton).toHaveClass('bg-bambu-green/20');
    });
  });

  it('pre-populates color from trayColor', async () => {
    const slotInfo = {
      ...defaultProps.slotInfo,
      trayColor: 'FF0000FF',  // Red with alpha
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);
    await waitFor(() => {
      expect(screen.getByTitle('White')).toBeInTheDocument();
    });
    // The hex display should show the pre-populated color
    expect(screen.getByText('Hex: #FF0000', { exact: false })).toBeInTheDocument();
  });

  it('uses translated text for modal elements', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} />);
    await waitFor(() => {
      expect(screen.getByText('Configure AMS Slot')).toBeInTheDocument();
      expect(screen.getByText('Filament Profile')).toBeInTheDocument();
    });
    // Check footer buttons
    expect(screen.getByRole('button', { name: /Configure Slot/i })).toBeInTheDocument();
    expect(screen.getByRole('button', { name: /Cancel/i })).toBeInTheDocument();
    expect(screen.getByRole('button', { name: /Reset Slot/i })).toBeInTheDocument();
  });

  it('surfaces a K-profile whose name does not match the preset when filament_id agrees (#1688)', async () => {
    // Spool was edited with slicer_filament = "GFSL05_09" (the setting_id form
    // for Bambu PLA Basic). The printer has a *custom* K-profile saved on the
    // same filament_id, but the user named it something that doesn't include
    // "PLA". Pre-fix, the name-only filter dropped it; the id-match path now
    // surfaces it because both sides normalise to "GFL05".
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      profiles: [
        {
          slot_id: 3,
          extruder_id: 0,
          nozzle_id: 'HH00-0.4',
          nozzle_diameter: '0.4',
          filament_id: 'GFL05',
          name: 'my-custom-tune',
          k_value: '0.025',
          n_coef: '0',
          ams_id: 0,
          tray_id: 0,
          setting_id: '',
        },
      ],
    });
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'GFSL05_09', // setting_id form for Bambu PLA Basic
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      // Renders as an <option> on the K-profile select even though
      // "my-custom-tune" doesn't contain "PLA" anywhere.
      expect(screen.getByRole('option', { name: /my-custom-tune/ })).toBeInTheDocument();
    });
  });

  it("always includes the slot's currently-active K-profile when name and id don't match (#1689)", async () => {
    // Reporter scenario: spool assigned under "Generic PLA" but the slot has
    // a custom K-profile (filament_id "GFG98" = PETG-something) actively
    // selected via cali_idx. Pre-fix the modal showed "default 0.020"; the
    // safety net now surfaces the active profile so Configure Slot reflects
    // what the printer is actually using.
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      profiles: [
        {
          slot_id: 7, // matches caliIdx below
          extruder_id: 0,
          nozzle_id: 'HH00-0.4',
          nozzle_diameter: '0.4',
          filament_id: 'GFG98', // unrelated to "Generic PLA"
          name: 'unrelated-petg-tune',
          k_value: '0.030',
          n_coef: '0',
          ams_id: 0,
          tray_id: 0,
          setting_id: '',
        },
      ],
    });
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'GFSL05_09', // Generic PLA preset
      caliIdx: 7,
      extruderId: 0,
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByRole('option', { name: /unrelated-petg-tune/ })).toBeInTheDocument();
    });
  });

  it("does not carry the slot's K-profile over to a different filament (#3216)", async () => {
    // X1C slot on Devil Design PLA with its K-profile active, re-configured for
    // Azurefilm PLA Wood. The active profile used to join Azurefilm's list and
    // win the auto-select; the backend then realigned the slot to that
    // profile's filament, so the printer -- and OrcaSlicer -- stayed on Devil
    // Design. Only a slot reset first made it work.
    const DEVIL = '0ed901cd-6700-5772-80b2-25ed659df0d1';
    const AZURE = '2161df52-3d0e-579a-b4b6-dfbc62b93b76';
    (api.orcaCloudListProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      filament: [
        { setting_id: DEVIL, name: 'Devil Design PLA @Orca', type: 'filament', is_custom: true },
        { setting_id: AZURE, name: 'Azurefilm PLA Wood @Orca', type: 'filament', is_custom: true },
      ],
      printer: [],
      process: [],
    });
    const kp = (slot_id: number, name: string, filament_id: string, setting_id: string) => ({
      slot_id, extruder_id: 0, nozzle_id: 'HS00-0.4', nozzle_diameter: '0.4', filament_id, name,
      k_value: '0.020', n_coef: '0', ams_id: 0, tray_id: 0, setting_id,
    });
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      profiles: [
        kp(7, 'Devil Design PLA', 'P4d64437', 'PFUSedbf16b803ff3e'),
        kp(9, 'Azurefilm PLA Wood', 'P285e239', 'PFUS220b72bdc39f90'),
      ],
    });
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: `orca_${DEVIL}`,
      trayInfoIdx: 'P4d64437',
      caliIdx: 7,
      extruderId: 0,
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    // Reopening on the slot's own filament still shows its active profile.
    await waitFor(() => {
      expect(screen.getByRole('option', { name: /Devil Design PLA/ })).toBeInTheDocument();
    });

    fireEvent.click(screen.getByText('Azurefilm PLA Wood @Orca'));
    // Azurefilm's own profile is offered and picked; Devil Design's is not.
    await waitFor(() => {
      expect(screen.getByRole('option', { name: /Azurefilm PLA Wood/ })).toBeInTheDocument();
    });

    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));
    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });

    const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
    expect(payload.orca_profile_id).toBe(AZURE);
    expect(payload.kprofile_filament_id).toBe('P285e239');
    expect(payload.cali_idx).toBe(9);
  });

  it("surfaces the slot's active K-profile when no preset is resolvable (#1689 follow-up)", async () => {
    // Repro from Spionkiller01: slot is physically loaded but unconfigured —
    // tray_type='', tray_info_idx='', no slot_preset_mappings row — so
    // selectedPresetInfo resolves to null. Before the patch the main matcher's
    // early return on !selectedPresetInfo skipped past the cali_idx safety net
    // entirely; on reopen the dropdown went back to default 0.020 even though
    // the printer still holds the active profile at cali_idx=6.
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      profiles: [
        {
          slot_id: 6,
          extruder_id: 0,
          nozzle_id: 'HH00-0.4',
          nozzle_diameter: '0.4',
          filament_id: 'GFG98',
          name: 'active-on-unconfigured-slot',
          k_value: '0.030',
          n_coef: '0',
          ams_id: 0,
          tray_id: 0,
          setting_id: '',
        },
      ],
    });
    const slotInfo = {
      ...defaultProps.slotInfo,
      trayType: '',
      traySubBrands: '',
      caliIdx: 6,
      extruderId: 0,
      // savedPresetId intentionally omitted — no preset bound yet
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByRole('option', { name: /active-on-unconfigured-slot/ })).toBeInTheDocument();
    });
  });

  describe('Generic presets and the K-profile picker (#2710)', () => {
    // Reporter's printer: nine Flow-Dynamics entries, every one of them
    // calibrated against Generic PLA (filament_id GFL99) and named after the
    // spool's colour rather than its material. Bambu Studio lists all nine for
    // a Generic PLA slot; Bambuddy showed only the one already bound to the
    // slot via cali_idx.
    const genericPlaProfiles = [
      'Black PLA+', 'Dark Brown', 'Glow', 'Gray', 'Lt Brown',
      'Marble', 'Orange PLA', 'Sunlu White PLA+', 'White PLA+ Duramic',
    ].map((name, i) => ({
      slot_id: i + 1,
      extruder_id: 0,
      nozzle_id: 'HH00-0.4',
      nozzle_diameter: '0.4',
      filament_id: 'GFL99',
      name,
      k_value: `0.0${30 + i}`,
      n_coef: '0',
      ams_id: 0,
      tray_id: 0,
      setting_id: '',
    }));

    const genericPlaSlot = {
      ...defaultProps.slotInfo,
      savedPresetId: 'builtin_GFL99',
      extruderId: 0,
    };

    beforeEach(() => {
      (api.getBuiltinFilaments as ReturnType<typeof vi.fn>).mockResolvedValue([
        { filament_id: 'GFL99', name: 'Generic PLA', filament_type: 'PLA' },
      ]);
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
        profiles: genericPlaProfiles,
      });
    });

    it('offers every Generic PLA profile when the slot preset is Generic PLA', async () => {
      render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={genericPlaSlot} />);

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /Dark Brown/ })).toBeInTheDocument();
      });
      // All nine, not just the one bound via cali_idx — matching the printer's
      // own calibration table for GFL99.
      for (const profile of genericPlaProfiles) {
        expect(
          screen.getByRole('option', { name: `[HF] ${profile.name} (K=${profile.k_value})` }),
        ).toBeInTheDocument();
      }
    });

    it('offers them on a freshly reset slot with no active cali_idx', async () => {
      // "When I reset the AMS slot, the generic PLA shows no k-values at all."
      // With no cali_idx the #1689 safety net has nothing to surface, so the
      // list came back empty; the id match has to stand on its own.
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...genericPlaSlot, caliIdx: 0 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /Marble/ })).toBeInTheDocument();
      });
      expect(screen.getByRole('option', { name: /Glow/ })).toBeInTheDocument();
    });

    it('matches on name when the profile carries no filament_id at all', async () => {
      // Not every firmware fills filament_id in extrusion_cali_get. "Generic"
      // is not a brand, so the name path must fall back to the material
      // instead of demanding "GENERIC" in the profile name.
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
        profiles: [
          { ...genericPlaProfiles[0], filament_id: '', name: 'Orange PLA' },
          { ...genericPlaProfiles[1], filament_id: '', name: 'Dark Brown' },
        ],
      });
      render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={genericPlaSlot} />);

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /Orange PLA/ })).toBeInTheDocument();
      });
    });

    it('does not sweep generic profiles into a brand preset', async () => {
      // Guard against the id path widening: "Bambu PLA Basic" is GFL05, so
      // GFL99 profiles must still be filtered out of the matching group and
      // only reachable through the explicit "other profiles" group.
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...defaultProps.slotInfo, savedPresetId: 'GFSL05_09', extruderId: 0 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByText('Bambu PLA Basic @BBL X1C')).toBeInTheDocument();
      });
      // Every GFL99 profile is demoted to the other group: the brand gate on
      // "Bambu" still applies, and none of these names carry it.
      for (const profile of genericPlaProfiles) {
        const option = screen.getByRole('option', { name: `[HF] ${profile.name} (K=${profile.k_value})` });
        expect(option.closest('optgroup')).toHaveAttribute(
          'label',
          'Other K profiles on this printer',
        );
      }
    });

    it("offers the printer's other profiles even when nothing matches the preset", async () => {
      // The escape hatch: a PETG preset matches none of the PLA profiles, but
      // the user can still reach every profile the printer holds instead of
      // being sent to the slicer.
      (api.getBuiltinFilaments as ReturnType<typeof vi.fn>).mockResolvedValue([
        { filament_id: 'GFG99', name: 'Generic PETG', filament_type: 'PETG' },
      ]);
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...genericPlaSlot, savedPresetId: 'builtin_GFG99', caliIdx: 0 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /Dark Brown/ })).toBeInTheDocument();
      });
      expect(screen.getByRole('option', { name: /Dark Brown/ }).closest('optgroup')).toHaveAttribute(
        'label',
        'Other K profiles on this printer',
      );
    });

    it('sends the cali_idx of a profile picked from the other-profiles group', async () => {
      (api.getBuiltinFilaments as ReturnType<typeof vi.fn>).mockResolvedValue([
        { filament_id: 'GFG99', name: 'Generic PETG', filament_type: 'PETG' },
      ]);
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...genericPlaSlot, savedPresetId: 'builtin_GFG99', caliIdx: 0 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /Marble/ })).toBeInTheDocument();
      });
      const marble = genericPlaProfiles.find(p => p.name === 'Marble')!;
      // Option identity carries the extruder, so a filament calibrated on both
      // hotends yields two distinguishable entries rather than one.
      fireEvent.change(screen.getByRole('combobox'), {
        target: { value: `${marble.extruder_id}|${marble.name}|${marble.k_value}` },
      });
      fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

      await waitFor(() => {
        expect(api.configureAmsSlot).toHaveBeenCalled();
      });
      const payload = (api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3];
      expect(payload.cali_idx).toBe(marble.slot_id);
      expect(payload.kprofile_filament_id).toBe('GFL99');
    });

    it('distinguishes two profiles that share a name but differ in K', async () => {
      // The picker used to key options by name alone, so same-named profiles
      // were indistinguishable and the first always won. The key now also
      // carries the extruder, for the same reason one step further out: the
      // printer numbers its calibration table per hotend.
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
        profiles: [
          { ...genericPlaProfiles[0], slot_id: 1, name: 'PLA', k_value: '0.020' },
          { ...genericPlaProfiles[1], slot_id: 2, name: 'PLA', k_value: '0.045' },
        ],
      });
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...genericPlaSlot, caliIdx: 0 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /K=0.045/ })).toBeInTheDocument();
      });
      fireEvent.change(screen.getByRole('combobox'), { target: { value: '0|PLA|0.045' } });
      fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

      await waitFor(() => {
        expect(api.configureAmsSlot).toHaveBeenCalled();
      });
      expect((api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3].cali_idx).toBe(2);
    });
  });

  describe('A slot whose extruder claims no profile (#3044)', () => {
    // Reporter's X2D: two AMS 2 Pro, one per hotend, the same filaments in
    // both. The printer files one profile per filament rather than one per
    // hotend, so the second AMS's slots point at entries tagged extruder 0.
    // Scoping the picker to the slot's own extruder left it with nothing:
    // the slot read as unconfigured and choosing a profile changed nothing
    // the user could see.
    const sharedProfiles = [
      { name: 'PLA', k_value: '0.021', slot_id: 1 },
      { name: 'PETG', k_value: '0.026', slot_id: 4 },
    ].map(p => ({
      ...p,
      extruder_id: 0,
      nozzle_id: 'HH00-0.4',
      nozzle_diameter: '0.4',
      filament_id: 'GFL99',
      n_coef: '0',
      ams_id: 0,
      tray_id: 0,
      setting_id: '',
    }));

    // AMS-B, right-hand hotend, already bound to the PLA profile the A-side
    // slots use.
    const rightHandSlot = {
      ...defaultProps.slotInfo,
      amsId: 1,
      savedPresetId: 'builtin_GFL99',
      extruderId: 1,
      caliIdx: 1,
    };

    beforeEach(() => {
      (api.getBuiltinFilaments as ReturnType<typeof vi.fn>).mockResolvedValue([
        { filament_id: 'GFL99', name: 'Generic PLA', filament_type: 'PLA' },
      ]);
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({ profiles: sharedProfiles });
    });

    it('offers the profiles as matches rather than an empty picker', async () => {
      render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={rightHandSlot} />);

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /PLA \(K=0.021\)/ })).toBeInTheDocument();
      });
      // Matches are the select's direct children; anything demoted to the
      // "Other K profiles" group sits inside an optgroup instead. Being merely
      // present is what the slot already had, and it read as unconfigured.
      const matches = Array.from(screen.getByRole('combobox').querySelectorAll(':scope > option'))
        .map(o => (o as HTMLOptionElement).value)
        .filter(Boolean);
      expect(matches).toEqual(['0|PLA|0.021', '0|PETG|0.026']);
    });

    it('shows the slot as already bound to its active profile', async () => {
      render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={rightHandSlot} />);

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /PLA \(K=0.021\)/ })).toBeInTheDocument();
      });
      // Not the "no K profile" placeholder, which is what the slot showed while
      // the active profile could not be found on this extruder.
      expect((screen.getByRole('combobox') as HTMLSelectElement).value).toBe('0|PLA|0.021');
    });

    it('still scopes to the slot own hotend when that hotend has its own profiles', async () => {
      // The H2C case behind the scoping: one filament calibrated on both
      // hotends, two profiles, one right answer per slot. The fallback is a
      // last resort and must not reopen this.
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
        profiles: [
          { ...sharedProfiles[0], extruder_id: 0, k_value: '0.020', slot_id: 1 },
          { ...sharedProfiles[0], extruder_id: 1, k_value: '0.018', slot_id: 2 },
        ],
      });
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...rightHandSlot, caliIdx: 2 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /K=0.018/ })).toBeInTheDocument();
      });
      expect((screen.getByRole('combobox') as HTMLSelectElement).value).toBe('1|PLA|0.018');
      // The left hotend's copy is still reachable, but under "Other".
      const other = screen.getByRole('option', { name: /K=0.020/ });
      expect(other.parentElement?.tagName).toBe('OPTGROUP');
    });

    it('offers the profiles of the fitted nozzle flow, the others under Other with their flow', async () => {
      // H2D with a standard nozzle fitted: the high-flow copy of the same
      // filament is not applied at assign time, so it must not be the match
      // the picker selects (FD-16).
      (api.getPrinterStatus as ReturnType<typeof vi.fn>).mockResolvedValue({
        nozzles: [{ nozzle_type: 'HS01', nozzle_diameter: '0.4' }],
      });
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
        profiles: [
          { ...sharedProfiles[0], extruder_id: 0, nozzle_id: 'HH00-0.4', k_value: '0.030', slot_id: 1 },
          { ...sharedProfiles[0], extruder_id: 0, nozzle_id: 'HS00-0.4', k_value: '0.020', slot_id: 2 },
        ],
      });
      render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={{ ...rightHandSlot, extruderId: 0, caliIdx: null }} />);

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /\[S\] PLA \(K=0.020\)/ })).toBeInTheDocument();
      });
      const matches = Array.from(screen.getByRole('combobox').querySelectorAll(':scope > option'))
        .map(o => (o as HTMLOptionElement).value)
        .filter(Boolean);
      expect(matches).toEqual(['0|PLA|0.020']);
      const highFlow = screen.getByRole('option', { name: /\[HF\] PLA \(K=0.030\)/ });
      expect(highFlow.parentElement?.tagName).toBe('OPTGROUP');
    });

    it('names each hotend once, not two or three times', async () => {
      // The label rendered kProfileNozzleSuffix twice in the matching group and
      // three times under "Other", so every option on a dual-nozzle printer
      // read "... . Left . Left".
      (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
        profiles: [
          { ...sharedProfiles[0], extruder_id: 0, k_value: '0.020', slot_id: 1 },
          { ...sharedProfiles[0], extruder_id: 1, k_value: '0.018', slot_id: 2 },
        ],
      });
      render(
        <ConfigureAmsSlotModal
          {...defaultProps}
          slotInfo={{ ...rightHandSlot, caliIdx: 2 }}
        />
      );

      await waitFor(() => {
        expect(screen.getByRole('option', { name: /K=0.018/ })).toBeInTheDocument();
      });
      for (const option of screen.getAllByRole('option')) {
        // The suffix is the only thing that puts a middot in an option label,
        // so counting separators counts how many times the hotend was named.
        const separators = (option.textContent ?? '').match(/\u00b7/g) ?? [];
        expect(separators.length).toBeLessThanOrEqual(1);
      }
    });
  });

  it('does not include the active K-profile when caliIdx is 0 or null (#1689 guard)', async () => {
    // cali_idx == 0 / null means no profile is active (printer default 0.020).
    // The safety net only triggers for activeIdx > 0 — otherwise unrelated
    // profiles whose slot_id happens to equal 0 would leak in.
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      profiles: [
        {
          slot_id: 0,
          extruder_id: 0,
          nozzle_id: 'HH00-0.4',
          nozzle_diameter: '0.4',
          filament_id: 'GFG98',
          name: 'should-not-appear',
          k_value: '0.030',
          n_coef: '0',
          ams_id: 0,
          tray_id: 0,
          setting_id: '',
        },
      ],
    });
    const slotInfo = {
      ...defaultProps.slotInfo,
      savedPresetId: 'GFSL05_09',
      caliIdx: 0,
      extruderId: 0,
    };
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slotInfo} />);

    await waitFor(() => {
      expect(screen.getByText(/Configure AMS/)).toBeInTheDocument();
    });
    expect(screen.queryByRole('option', { name: /should-not-appear/ })).not.toBeInTheDocument();
  });
});

describe('ConfigureAmsSlotModal — per-nozzle K-profiles', () => {
  /**
   * K-profiles are per-nozzle and the printer numbers its calibration table per
   * nozzle too, so one filament calibrated on both hotends gives two profiles
   * with the same name and the same index space. Measured on the maintainer's
   * H2C: "HF Bambu PLA Matte Black" is K=0.018 at index 16 on the left hotend
   * and K=0.020 at index 15 on the right.
   *
   * A tray holds exactly one cali_idx, so the picker has to resolve it against
   * the slot's own nozzle. It used to match on the index alone and, failing
   * that, take the first profile in the list — which on a Filament Track Switch
   * machine (where no AMS reports an extruder at all) was arbitrary.
   */
  const matteBlack = (extruder: number, caliIdx: number, k: string) => ({
    slot_id: caliIdx,
    extruder_id: extruder,
    nozzle_id: 'HH00-0.4',
    nozzle_diameter: '0.4',
    filament_id: 'GFL99',
    name: 'HF Bambu PLA Matte Black',
    k_value: k,
    n_coef: '0',
    ams_id: 0,
    tray_id: 0,
    setting_id: '',
  });

  const bothNozzles = [matteBlack(1, 16, '0.018'), matteBlack(0, 15, '0.020')];

  beforeEach(() => {
    vi.clearAllMocks();
    (api.getPrinterStatus as ReturnType<typeof vi.fn>).mockResolvedValue({});
    Element.prototype.scrollIntoView = vi.fn();
    (api.getCloudSettings as ReturnType<typeof vi.fn>).mockResolvedValue(mockCloudSettings);
    (api.getBuiltinFilaments as ReturnType<typeof vi.fn>).mockResolvedValue([
      { filament_id: 'GFL99', name: 'Generic PLA', filament_type: 'PLA' },
    ]);
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({ profiles: bothNozzles });
    (api.configureAmsSlot as ReturnType<typeof vi.fn>).mockResolvedValue({ success: true });
  });

  const slot = (extruderId: number | undefined, caliIdx: number) => ({
    ...defaultProps.slotInfo,
    savedPresetId: 'builtin_GFL99',
    extruderId,
    caliIdx,
  });

  it('preselects the right hotend profile for a slot on the right hotend', async () => {
    // The reported bug, from the other side: the slot is bound to cali_idx 16,
    // which is the LEFT hotend's entry. On a right-hotend slot the picker must
    // land on 15, not follow the index into the wrong table.
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slot(0, 16)} />);

    await waitFor(() => {
      expect(screen.getByRole('combobox')).toBeInTheDocument();
    });
    expect((screen.getByRole('combobox') as HTMLSelectElement).value).toBe('0|HF Bambu PLA Matte Black|0.020');
  });

  it('preselects the left hotend profile for a slot on the left hotend', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slot(1, 16)} />);

    await waitFor(() => {
      expect(screen.getByRole('combobox')).toBeInTheDocument();
    });
    expect((screen.getByRole('combobox') as HTMLSelectElement).value).toBe('1|HF Bambu PLA Matte Black|0.018');
  });

  it('does not offer the other hotend profile as a match', async () => {
    // Both are still reachable — the other lands in the "Other K profiles"
    // group — but only one is a match for this slot.
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slot(0, 15)} />);

    await waitFor(() => {
      expect(screen.getByRole('option', { name: /K=0.020/ })).toBeInTheDocument();
    });
    const matchGroup = screen.getByRole('combobox').querySelectorAll(':scope > option');
    const matchValues = Array.from(matchGroup).map(o => (o as HTMLOptionElement).value).filter(Boolean);
    expect(matchValues).toEqual(['0|HF Bambu PLA Matte Black|0.020']);
  });

  it('names the hotend on each option when the printer has two', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slot(0, 15)} />);

    await waitFor(() => {
      expect(screen.getByRole('option', { name: /K=0.020/ })).toBeInTheDocument();
    });
    expect(screen.getByRole('option', { name: /K=0\.020.*Right/ })).toBeInTheDocument();
    expect(screen.getByRole('option', { name: /K=0\.018.*Left/ })).toBeInTheDocument();
  });

  it('leaves single-nozzle printers unlabelled', async () => {
    (api.getKProfiles as ReturnType<typeof vi.fn>).mockResolvedValue({
      profiles: [matteBlack(0, 15, '0.020')],
    });
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slot(0, 15)} />);

    await waitFor(() => {
      expect(screen.getByRole('option', { name: /K=0.020/ })).toBeInTheDocument();
    });
    expect(screen.queryByRole('option', { name: /Right/ })).not.toBeInTheDocument();
  });

  it('sends the cali_idx of the nozzle-correct profile', async () => {
    render(<ConfigureAmsSlotModal {...defaultProps} slotInfo={slot(0, 16)} />);

    // Wait for the preselect to settle, not merely for the control to mount —
    // the submit reads the selected profile, which lands an effect later.
    await waitFor(() => {
      expect((screen.getByRole('combobox') as HTMLSelectElement).value).toBe(
        '0|HF Bambu PLA Matte Black|0.020'
      );
    });
    fireEvent.click(screen.getByRole('button', { name: /Configure Slot/i }));

    await waitFor(() => {
      expect(api.configureAmsSlot).toHaveBeenCalled();
    });
    expect((api.configureAmsSlot as ReturnType<typeof vi.fn>).mock.calls[0][3].cali_idx).toBe(15);
  });
});