bambuddy/frontend/src/__tests__/pages/QueuePage.test.tsx

/**
 * Tests for the QueuePage component.
 */

import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest';
import { screen, waitFor, within } from '@testing-library/react';
import userEvent from '@testing-library/user-event';
import { render } from '../utils';
import { QueuePage } from '../../pages/QueuePage';
import { http, HttpResponse } from 'msw';
import { server } from '../mocks/server';
import { setAuthToken } from '../../api/client';

// Mock queue data
const mockQueueItems = [
  {
    id: 1,
    printer_id: 1,
    archive_id: 1,
    position: 1,
    status: 'pending',
    scheduled_time: null,
    require_previous_success: false,
    auto_off_after: false,
    manual_start: false,
    ams_mapping: null,
    plate_id: null,
    bed_levelling: 'on',
    flow_cali: 'off',
    vibration_cali: true,
    layer_inspect: false,
    timelapse: false,
    use_ams: true,
    started_at: null,
    completed_at: null,
    error_message: null,
    created_at: '2024-01-01T00:00:00Z',
    archive_name: 'Test Print 1',
    archive_thumbnail: '/thumb1.png',
    printer_name: 'Test Printer',
    print_time_seconds: 3600,
  },
  {
    id: 2,
    printer_id: 1,
    archive_id: 2,
    position: 2,
    status: 'printing',
    scheduled_time: null,
    require_previous_success: false,
    auto_off_after: true,
    manual_start: false,
    ams_mapping: null,
    plate_id: null,
    bed_levelling: 'on',
    flow_cali: 'off',
    vibration_cali: true,
    layer_inspect: false,
    timelapse: false,
    use_ams: true,
    started_at: '2024-01-01T10:00:00Z',
    completed_at: null,
    error_message: null,
    created_at: '2024-01-01T00:00:00Z',
    archive_name: 'Active Print',
    archive_thumbnail: '/thumb2.png',
    printer_name: 'Test Printer',
    print_time_seconds: 7200,
  },
  {
    id: 3,
    printer_id: 1,
    archive_id: 3,
    position: 3,
    status: 'completed',
    scheduled_time: null,
    require_previous_success: false,
    auto_off_after: false,
    manual_start: false,
    ams_mapping: null,
    plate_id: null,
    bed_levelling: 'on',
    flow_cali: 'off',
    vibration_cali: true,
    layer_inspect: false,
    timelapse: false,
    use_ams: true,
    started_at: '2024-01-01T08:00:00Z',
    completed_at: '2024-01-01T09:00:00Z',
    error_message: null,
    created_at: '2024-01-01T00:00:00Z',
    archive_name: 'Completed Print',
    archive_thumbnail: '/thumb3.png',
    printer_name: 'Test Printer',
    print_time_seconds: 1800,
  },
];

const mockPrinters = [
  {
    id: 1,
    name: 'Test Printer',
    ip_address: '192.168.1.100',
    serial_number: 'TESTSERIAL0001',
    access_code: '12345678',
    model: 'X1C',
    enabled: true,
    created_at: '2024-01-01T00:00:00Z',
  },
];

describe('QueuePage', () => {
  beforeEach(() => {
    // Mock localStorage.getItem to return expected defaults for queue page
    vi.mocked(localStorage.getItem).mockImplementation((key: string) => {
      if (key === 'queue.historyCollapsed') return 'false'; // expanded
      if (key === 'queue.viewMode') return 'list';
      return null;
    });

    // Setup MSW handlers for this test
    server.use(
      http.get('/api/v1/queue/', () => {
        return HttpResponse.json(mockQueueItems);
      }),
      http.get('/api/v1/printers/', () => {
        return HttpResponse.json(mockPrinters);
      }),
      http.delete('/api/v1/queue/:id', () => {
        return HttpResponse.json({ success: true });
      }),
      http.post('/api/v1/queue/:id/cancel', () => {
        return HttpResponse.json({ success: true });
      }),
      http.post('/api/v1/queue/:id/start', () => {
        return HttpResponse.json({ success: true });
      }),
      http.post('/api/v1/queue/:id/stop', () => {
        return HttpResponse.json({ success: true });
      }),
      http.post('/api/v1/queue/reorder', () => {
        return HttpResponse.json({ success: true });
      })
    );
  });

  describe('rendering', () => {
    it('renders the page title', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Print Queue')).toBeInTheDocument();
      });
    });

    it('renders the page description', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Schedule and manage your print jobs')).toBeInTheDocument();
      });
    });

    it('shows summary cards', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        // Check for the page title (Print Queue is the h1)
        expect(screen.getByText('Print Queue')).toBeInTheDocument();
      });
    });

    it('shows filter dropdowns', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('All Printers')).toBeInTheDocument();
        expect(screen.getByText('All Status')).toBeInTheDocument();
      });
    });
  });

  describe('queue items display', () => {
    it('shows pending queue items', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Test Print 1')).toBeInTheDocument();
      });
    });

    it('shows active printing items', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Active Print')).toBeInTheDocument();
        expect(screen.getByText('Currently Printing')).toBeInTheDocument();
      });
    });

    it('shows the queue override colour instead of the original 3MF colour (#3132)', async () => {
      const item = {
        ...mockQueueItems[0],
        id: 82,
        printer_id: null,
        target_model: 'P2S',
        archive_id: null,
        library_file_id: 13,
        archive_name: null,
        library_file_name: 'Override colour test',
        plate_id: 1,
        filament_used_grams: 23.66,
        filament_type: 'PLA',
        filament_color: '#7C4B00',
        filament_overrides: [
          {
            slot_id: 1,
            type: 'PLA',
            color: '#C2BAA7FF',
            color_name: 'Bone White',
            force_color_match: false,
          },
        ],
      };

      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([item])),
        http.get('/api/v1/library/files/13/plates', () =>
          HttpResponse.json({
            file_id: 13,
            filename: 'override-colour.3mf',
            plates: [
              {
                index: 1,
                name: 'Plate 1',
                objects: ['Part'],
                has_thumbnail: false,
                thumbnail_url: null,
                print_time_seconds: 3095,
                filament_used_grams: 23.66,
                filaments: [
                  {
                    slot_id: 1,
                    type: 'PLA',
                    color: '#7C4B00',
                    used_grams: 23.7,
                    used_meters: 7.93,
                  },
                ],
              },
            ],
            is_multi_plate: false,
          }),
        ),
      );

      render(<QueuePage />);

      const colourName = await screen.findByText('Bone White');
      const row = colourName.closest('.group');

      expect(row).not.toBeNull();
      expect(within(row as HTMLElement).getByTestId('filament-swatch')).toHaveAttribute(
        'title',
        '#C2BAA7',
      );
    });

    it('shows the resolved AMS slot and bound spool when a physical mapping is stored (#3132)', async () => {
      const item = {
        ...mockQueueItems[0],
        id: 85,
        printer_id: 1,
        printer_name: 'Test Printer',
        archive_id: null,
        library_file_id: 16,
        archive_name: null,
        library_file_name: 'Resolved AMS mapping test',
        plate_id: 1,
        ams_mapping: [1],
        filament_overrides: [
          {
            slot_id: 1,
            type: 'PLA',
            color: '#8E351BFF',
            color_name: 'Caramel',
            force_color_match: false,
          },
        ],
      };

      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([item])),
        http.get('/api/v1/library/files/16/plates', () =>
          HttpResponse.json({
            file_id: 16,
            filename: 'resolved-mapping.3mf',
            plates: [
              {
                index: 1,
                name: 'Plate 1',
                objects: ['Part'],
                has_thumbnail: false,
                thumbnail_url: null,
                print_time_seconds: 3600,
                filament_used_grams: 20,
                filaments: [
                  {
                    slot_id: 1,
                    type: 'PLA',
                    color: '#7C4B00',
                    used_grams: 20,
                    used_meters: 6.7,
                  },
                ],
              },
            ],
            is_multi_plate: false,
          }),
        ),
        http.get('/api/v1/printers/:id/status', () =>
          HttpResponse.json({
            id: 1,
            name: 'Test Printer',
            connected: true,
            state: 'IDLE',
            ams: [
              {
                id: 0,
                // Regular AMS units expose four tray records. Keeping all four
                // here matters because buildLoadedFilaments distinguishes a
                // regular AMS from a single-slot AMS-HT by tray count.
                tray: [
                  { id: 0, tray_type: null },
                  {
                    id: 1,
                    tray_type: 'PLA',
                    tray_color: 'C2BAA7FF',
                    tray_sub_brands: 'PLA Basic',
                    tray_info_idx: 'GFA00',
                    remain: 80,
                  },
                  { id: 2, tray_type: null },
                  { id: 3, tray_type: null },
                ],
              },
            ],
            vt_tray: [],
            nozzles: [],
            ams_extruder_map: {},
          }),
        ),
        http.get('/api/v1/printers/:id/inventory-remain', () =>
          HttpResponse.json({
            inventory_remain_g: { '1': 800 },
            slot_materials: [
              {
                ams_id: 0,
                tray_id: 1,
                global_tray_id: 1,
                material_key: 'PLA|basic|bone-white',
                remaining_g: 800,
                extruder: 0,
                spool: {
                  brand: 'eSUN',
                  material: 'PLA',
                  subtype: 'Basic',
                  color_name: 'Bone White',
                  rgba: 'C2BAA7FF',
                },
              },
            ],
          }),
        ),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Resolved AMS mapping test');
      const row = name.closest('.group');
      expect(row).not.toBeNull();

      await waitFor(() => {
        expect(
          within(row as HTMLElement).getByText('A2 · eSUN PLA Basic · Bone White'),
        ).toBeInTheDocument();
      });
      expect(within(row as HTMLElement).queryByText('Caramel')).not.toBeInTheDocument();
    });

    it('resolves a mapped tray on a second regular AMS unit (#3132)', async () => {
      const item = {
        ...mockQueueItems[0],
        id: 86,
        printer_id: 1,
        printer_name: 'Test Printer',
        archive_id: null,
        library_file_id: 17,
        archive_name: null,
        library_file_name: 'Second AMS mapping test',
        plate_id: 1,
        ams_mapping: [5],
        filament_overrides: null,
      };

      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([item])),
        http.get('/api/v1/library/files/17/plates', () =>
          HttpResponse.json({
            file_id: 17,
            filename: 'second-ams.3mf',
            plates: [
              {
                index: 1,
                name: 'Plate 1',
                objects: ['Part'],
                has_thumbnail: false,
                thumbnail_url: null,
                print_time_seconds: 3600,
                filament_used_grams: 20,
                filaments: [
                  {
                    slot_id: 1,
                    type: 'PLA',
                    color: '#111111',
                    used_grams: 20,
                    used_meters: 6.7,
                  },
                ],
              },
            ],
            is_multi_plate: false,
          }),
        ),
        http.get('/api/v1/printers/:id/status', () =>
          HttpResponse.json({
            id: 1,
            name: 'Test Printer',
            connected: true,
            state: 'IDLE',
            ams: [
              {
                id: 1,
                tray: [
                  { id: 0, tray_type: null },
                  {
                    id: 1,
                    tray_type: 'PLA',
                    tray_color: 'C2BAA7FF',
                    tray_sub_brands: 'PLA Basic',
                    tray_info_idx: 'GFA00',
                    remain: 80,
                  },
                  { id: 2, tray_type: null },
                  { id: 3, tray_type: null },
                ],
              },
            ],
            vt_tray: [],
            nozzles: [],
            ams_extruder_map: {},
          }),
        ),
        http.get('/api/v1/printers/:id/inventory-remain', () =>
          HttpResponse.json({
            inventory_remain_g: { '5': 800 },
            slot_materials: [
              {
                ams_id: 1,
                tray_id: 1,
                global_tray_id: 5,
                material_key: 'PLA|basic|bone-white',
                remaining_g: 800,
                extruder: 0,
                spool: {
                  brand: 'eSUN',
                  material: 'PLA',
                  subtype: 'Basic',
                  color_name: 'Bone White',
                  rgba: 'C2BAA7FF',
                },
              },
            ],
          }),
        ),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Second AMS mapping test');
      const row = name.closest('.group');
      expect(row).not.toBeNull();

      await waitFor(() => {
        expect(
          within(row as HTMLElement).getByText('B2 · eSUN PLA Basic · Bone White'),
        ).toBeInTheDocument();
      });
    });

    it('falls back to the selected plate 3MF colour when there is no override (#3132)', async () => {
      const item = {
        ...mockQueueItems[0],
        id: 83,
        printer_id: null,
        target_model: 'P2S',
        archive_id: null,
        library_file_id: 14,
        archive_name: null,
        library_file_name: 'Original colour test',
        plate_id: 1,
        filament_color: '#FFFFFF',
        filament_overrides: null,
      };

      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([item])),
        http.get('/api/v1/library/files/14/plates', () =>
          HttpResponse.json({
            file_id: 14,
            filename: 'original-colour.3mf',
            plates: [
              {
                index: 1,
                name: 'Plate 1',
                objects: ['Part'],
                has_thumbnail: false,
                thumbnail_url: null,
                print_time_seconds: 3600,
                filament_used_grams: 20,
                filaments: [
                  {
                    slot_id: 1,
                    type: 'PLA',
                    color: '#7C4B00',
                    used_grams: 20,
                    used_meters: 6.7,
                  },
                ],
              },
            ],
            is_multi_plate: false,
          }),
        ),
      );

      render(<QueuePage />);

      await screen.findByText('Original colour test');
      const row = screen.getByText('Original colour test').closest('.group');

      expect(row).not.toBeNull();
      await waitFor(() => {
        expect(within(row as HTMLElement).getByTestId('filament-swatch')).toHaveAttribute(
          'title',
          '#7C4B00',
        );
      });
    });

    it('shows all used plate colours and only overrides the matching slot (#3132)', async () => {
      const item = {
        ...mockQueueItems[0],
        id: 84,
        printer_id: null,
        target_model: 'P2S',
        archive_id: null,
        library_file_id: 15,
        archive_name: null,
        library_file_name: 'Multi colour test',
        plate_id: 1,
        filament_overrides: [
          {
            slot_id: 2,
            type: 'PLA',
            color: '#C2BAA7FF',
            color_name: 'Bone White',
            force_color_match: false,
          },
        ],
      };

      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([item])),
        http.get('/api/v1/library/files/15/plates', () =>
          HttpResponse.json({
            file_id: 15,
            filename: 'multi-colour.3mf',
            plates: [
              {
                index: 1,
                name: 'Plate 1',
                objects: ['Part'],
                has_thumbnail: false,
                thumbnail_url: null,
                print_time_seconds: 3600,
                filament_used_grams: 30,
                filaments: [
                  {
                    slot_id: 1,
                    type: 'PLA',
                    color: '#000000',
                    used_grams: 20,
                    used_meters: 6.7,
                  },
                  {
                    slot_id: 2,
                    type: 'PLA',
                    color: '#7C4B00',
                    used_grams: 10,
                    used_meters: 3.35,
                  },
                ],
              },
            ],
            is_multi_plate: false,
          }),
        ),
      );

      render(<QueuePage />);

      const overrideName = await screen.findByText('Bone White');
      const row = overrideName.closest('.group');

      expect(row).not.toBeNull();
      await waitFor(() => {
        const swatches = within(row as HTMLElement).getAllByTestId('filament-swatch');
        expect(swatches).toHaveLength(2);
        expect(swatches.map((swatch) => swatch.getAttribute('title'))).toEqual([
          '#000000',
          '#C2BAA7',
        ]);
      });
    });

    it('keeps an eight-colour job compact and exposes details in the tooltip (#3132)', async () => {
      const colours = [
        '#FF0000',
        '#00FF00',
        '#0000FF',
        '#FFFF00',
        '#FF00FF',
        '#00FFFF',
        '#FFFFFF',
        '#000000',
      ];
      const item = {
        ...mockQueueItems[0],
        id: 87,
        printer_id: null,
        target_model: 'P2S',
        archive_id: null,
        library_file_id: 18,
        archive_name: null,
        library_file_name: 'Eight colour test',
        plate_id: 1,
        filament_overrides: colours.map((color, index) => ({
          slot_id: index + 1,
          type: 'PLA',
          color,
          color_name: `Colour ${index + 1}`,
          force_color_match: false,
        })),
      };

      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([item])),
        http.get('/api/v1/library/files/18/plates', () =>
          HttpResponse.json({
            file_id: 18,
            filename: 'eight-colour.3mf',
            plates: [
              {
                index: 1,
                name: 'Plate 1',
                objects: ['Part'],
                has_thumbnail: false,
                thumbnail_url: null,
                print_time_seconds: 3600,
                filament_used_grams: 40,
                filaments: colours.map((color, index) => ({
                  slot_id: index + 1,
                  type: 'PLA',
                  color,
                  used_grams: 5,
                  used_meters: 1.7,
                })),
              },
            ],
            is_multi_plate: false,
          }),
        ),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Eight colour test');
      const row = name.closest('.group');
      expect(row).not.toBeNull();

      await waitFor(() => {
        const compact = within(row as HTMLElement).getByTestId('queue-filament-compact');
        expect(compact).toHaveAttribute(
          'title',
          colours.map((_, index) => `Colour ${index + 1}`).join('\n'),
        );
        expect(within(compact).getAllByTestId('filament-swatch')).toHaveLength(8);
      });
      // Touch screens never show the tooltip; the same lines are the group's
      // accessible name.
      expect(screen.getByRole('img', { name: /^Colour 1, Colour 2, .*Colour 8$/ })).toBe(
        within(row as HTMLElement).getByTestId('queue-filament-compact'),
      );

      // Compact mode keeps the long labels out of the metadata row itself.
      expect(within(row as HTMLElement).queryByText('Colour 1')).not.toBeInTheDocument();
      expect(within(row as HTMLElement).queryByText('Colour 8')).not.toBeInTheDocument();
    });

    describe('stored mapping on the live printer (#3132)', () => {
      const mappedItem = (amsMapping: number[], extra: Record<string, unknown> = {}) => ({
        ...mockQueueItems[0],
        id: 88,
        printer_id: 1,
        printer_name: 'Test Printer',
        archive_id: null,
        library_file_id: 19,
        archive_name: null,
        library_file_name: 'Mapped slot test',
        plate_id: 1,
        ams_mapping: amsMapping,
        filament_overrides: [
          {
            slot_id: 1,
            type: 'PLA',
            color: '#8E351BFF',
            color_name: 'Caramel',
            force_color_match: false,
          },
        ],
        ...extra,
      });

      const useMappedPrinter = (
        amsMapping: number[],
        status: Record<string, unknown>,
        item: Record<string, unknown> = {},
      ) => {
        server.use(
          http.get('/api/v1/queue/', () => HttpResponse.json([mappedItem(amsMapping, item)])),
          http.get('/api/v1/library/files/19/plates', () =>
            HttpResponse.json({
              file_id: 19,
              filename: 'mapped-slot.3mf',
              plates: [
                {
                  index: 1,
                  name: 'Plate 1',
                  objects: ['Part'],
                  has_thumbnail: false,
                  thumbnail_url: null,
                  print_time_seconds: 3600,
                  filament_used_grams: 20,
                  filaments: [
                    { slot_id: 1, type: 'PLA', color: '#7C4B00', used_grams: 20, used_meters: 6.7 },
                  ],
                },
              ],
              is_multi_plate: false,
            }),
          ),
          http.get('/api/v1/printers/:id/status', () =>
            HttpResponse.json({
              id: 1,
              name: 'Test Printer',
              state: 'IDLE',
              nozzles: [],
              ams_extruder_map: {},
              ...status,
            }),
          ),
          http.get('/api/v1/printers/:id/inventory-remain', () =>
            HttpResponse.json({ inventory_remain_g: {}, slot_materials: [] }),
          ),
        );
      };

      // Regular AMS units expose four tray records; slot A3 (global 2) is empty.
      const amsWithEmptyA3 = [
        {
          id: 0,
          tray: [
            { id: 0, tray_type: 'PLA', tray_color: 'FFFFFFFF', remain: 50 },
            { id: 1, tray_type: 'PLA', tray_color: 'C2BAA7FF', remain: 80 },
            // Firmware confirms A3 has no spool (tray_exist_bits bit clear).
            { id: 2, tray_type: null, exists: false, state: 9 },
            { id: 3, tray_type: null },
          ],
        },
      ];

      const mappedRow = async () => {
        render(<QueuePage />);
        const name = await screen.findByText('Mapped slot test');
        const row = name.closest('.group');
        expect(row).not.toBeNull();
        return row as HTMLElement;
      };

      it('resolves a mapping to the external spool', async () => {
        useMappedPrinter([254], {
          connected: true,
          ams: [],
          vt_tray: [{ id: 254, tray_type: 'PETG', tray_color: 'C2BAA7FF', remain: 60 }],
        });
        const row = await mappedRow();

        await waitFor(() => {
          expect(within(row).getByText(/^External · PETG · /)).toBeInTheDocument();
        });
        expect(within(row).queryByText('Caramel')).not.toBeInTheDocument();
      });

      it('says the mapped slot is empty, keeping the intended colour', async () => {
        useMappedPrinter([2], { connected: true, ams: amsWithEmptyA3, vt_tray: [] });
        const row = await mappedRow();

        await waitFor(() => {
          expect(within(row).getByText('A3 · Empty · Caramel')).toBeInTheDocument();
        });
        expect(within(row).getByTestId('filament-swatch')).toHaveAttribute('title', '#8E351B');
      });

      describe('AMS Filament Backup during the print', () => {
        const printing = { status: 'printing', started_at: '2024-01-01T10:00:00Z' };

        it('shows the backup spool the printer switched to', async () => {
          // A3 ran out at layer 350 and the printer carried on from A2.
          useMappedPrinter(
            [2],
            { connected: true, state: 'RUNNING', ams: amsWithEmptyA3, vt_tray: [], tray_change_log: [[2, 0], [1, 350]] },
            printing,
          );
          const row = await mappedRow();

          await waitFor(() => {
            expect(within(row).getByText(/^A2 · PLA · /)).toBeInTheDocument();
          });
          expect(within(row).queryByText(/Empty/)).not.toBeInTheDocument();
        });

        it('follows a backup that ran out in turn', async () => {
          useMappedPrinter(
            [2],
            {
              connected: true,
              state: 'RUNNING',
              ams: amsWithEmptyA3,
              vt_tray: [],
              tray_change_log: [[2, 0], [1, 120], [0, 400]],
            },
            printing,
          );
          const row = await mappedRow();

          await waitFor(() => {
            expect(within(row).getByText(/^A1 · PLA · /)).toBeInTheDocument();
          });
          expect(within(row).queryByText(/^A2 · /)).not.toBeInTheDocument();
        });

        it('does not take a change to another mapped slot for a backup', async () => {
          // Slot 2 of the job feeds from A2: switching there is a colour change.
          useMappedPrinter(
            [2, 1],
            { connected: true, state: 'RUNNING', ams: amsWithEmptyA3, vt_tray: [], tray_change_log: [[2, 0], [1, 30]] },
            printing,
          );
          const row = await mappedRow();

          await waitFor(() => {
            expect(within(row).getByText('A3 · Empty · Caramel')).toBeInTheDocument();
          });
        });

        it('leaves a queued job pointed at its mapped slot', async () => {
          // The log belongs to whatever the printer prints now, not this job.
          useMappedPrinter([2], {
            connected: true,
            ams: amsWithEmptyA3,
            vt_tray: [],
            tray_change_log: [[2, 0], [1, 350]],
          });
          const row = await mappedRow();

          await waitFor(() => {
            expect(within(row).getByText('A3 · Empty · Caramel')).toBeInTheDocument();
          });
        });
      });

      it('never calls the external spool empty, having no presence signal', async () => {
        // Shape the status route really sends: an external tray carries no
        // state / exists, so an unconfigured spool and no spool look the same.
        let statusServed = false;
        useMappedPrinter([254], { connected: true, ams: [], vt_tray: [] });
        server.use(
          http.get('/api/v1/printers/:id/status', () => {
            statusServed = true;
            return HttpResponse.json({ id: 1, name: 'Test Printer', state: 'IDLE', connected: true, ams: [], vt_tray: [{ id: 254, tray_type: '' }], nozzles: [], ams_extruder_map: {} });
          }),
        );
        const row = await mappedRow();

        await waitFor(() => expect(statusServed).toBe(true));
        expect(await within(row).findByText('Caramel')).toBeInTheDocument();
        expect(within(row).queryByText(/Empty/)).not.toBeInTheDocument();
      });

      it('does not call a loaded but unconfigured spool empty (#2527)', async () => {
        // A non-RFID spool the firmware can't identify has no tray_type but is
        // physically present; the Printers page draws it as "?", not "Empty".
        const ams = [
          {
            id: 0,
            tray: [
              { id: 0, tray_type: 'PLA', tray_color: 'FFFFFFFF', remain: 50 },
              { id: 1, tray_type: 'PLA', tray_color: 'C2BAA7FF', remain: 80 },
              { id: 2, tray_type: '', exists: true, state: 3 },
              { id: 3, tray_type: null },
            ],
          },
        ];
        let statusServed = false;
        useMappedPrinter([2], { connected: true, ams, vt_tray: [] });
        server.use(
          http.get('/api/v1/printers/:id/status', () => {
            statusServed = true;
            return HttpResponse.json({ id: 1, name: 'Test Printer', state: 'IDLE', connected: true, ams, vt_tray: [], nozzles: [], ams_extruder_map: {} });
          }),
        );
        const row = await mappedRow();

        await waitFor(() => expect(statusServed).toBe(true));
        expect(await within(row).findByText('Caramel')).toBeInTheDocument();
        expect(within(row).queryByText(/Empty/)).not.toBeInTheDocument();
      });

      it('does not call a slot empty while the printer is offline', async () => {
        useMappedPrinter([2], { connected: false, ams: amsWithEmptyA3, vt_tray: [] });
        const row = await mappedRow();

        expect(await within(row).findByText('Caramel')).toBeInTheDocument();
        expect(within(row).queryByText(/Empty/)).not.toBeInTheDocument();
      });
    });

    it('shows one if-started-now ETA for an eligible pending item', async () => {
      // Printer 1 is free: nothing is printing on it and nothing is queued ahead.
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([mockQueueItems[0]]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Test Print 1');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      const etaEl = within(row as HTMLElement).getAllByTestId('queue-item-eta');
      expect(etaEl).toHaveLength(1);
      // The tooltip must say what the number actually means, not reuse the
      // printers-page "Estimated completion time" wording (which this is not).
      expect(etaEl[0]).toHaveAttribute(
        'title',
        'Completion time if this job started now',
      );
    });

    // The scheduler only writes waiting_reason on the model-based assignment
    // path, so an item pinned to a specific printer carries no marker at all
    // while it sits behind a running job. Without the printer-busy check every
    // one of these quoted the same wrong "starts now" time.
    it('does not show an ETA for an item pinned behind a running print', async () => {
      render(<QueuePage />);

      // mockQueueItems[1] ("Active Print") is printing on printer 1, and
      // "Test Print 1" is pending on the same printer with waiting_reason null.
      const name = await screen.findByText('Test Print 1');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).queryByTestId('queue-item-eta'),
      ).not.toBeInTheDocument();
    });

    it('shows the ETA only on the next item up when several share an idle printer', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            { ...mockQueueItems[0], id: 10, position: 1, archive_name: 'First up' },
            { ...mockQueueItems[0], id: 11, position: 2, archive_name: 'Second up' },
            { ...mockQueueItems[0], id: 12, position: 3, archive_name: 'Third up' },
          ]);
        }),
      );

      render(<QueuePage />);

      await screen.findByText('Third up');

      const etaRowNames = screen
        .queryAllByTestId('queue-item-eta')
        .map((el) => el.closest('.group')?.textContent);

      expect(etaRowNames).toHaveLength(1);
      expect(etaRowNames[0]).toContain('First up');
    });

    it('shows an ETA for a staged item queued behind others on an idle printer', async () => {
      // The scheduler skips manual-start items without claiming the printer, so
      // a staged job is startable whenever its printer is free — queue order
      // does not gate it.
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            { ...mockQueueItems[0], id: 20, position: 1, archive_name: 'Auto first' },
            {
              ...mockQueueItems[0],
              id: 21,
              position: 2,
              archive_name: 'Staged second',
              manual_start: true,
            },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Staged second');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).getAllByTestId('queue-item-eta'),
      ).toHaveLength(1);
    });

    it('does not show an ETA for an item conditional on a previous print', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              archive_name: 'Conditional Print',
              require_previous_success: true,
            },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Conditional Print');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).queryByTestId('queue-item-eta'),
      ).not.toBeInTheDocument();
    });

    it('advances the ETA as time passes', async () => {
      vi.useFakeTimers({ shouldAdvanceTime: true });
      vi.setSystemTime(new Date('2026-08-02T10:00:00Z'));

      try {
        server.use(
          http.get('/api/v1/queue/', () => {
            return HttpResponse.json([mockQueueItems[0]]);
          }),
        );

        render(<QueuePage />);

        const name = await screen.findByText('Test Print 1');
        const row = name.closest('.group') as HTMLElement;
        const before = within(row).getByTestId('queue-item-eta').textContent;

        // The queue payload never changes, so react-query hands back the same
        // object and nothing here re-renders on its own. Only the page's own
        // clock can move this value.
        await vi.advanceTimersByTimeAsync(45 * 60 * 1000);

        await waitFor(() => {
          expect(
            within(row).getByTestId('queue-item-eta').textContent,
          ).not.toBe(before);
        });
      } finally {
        vi.useRealTimers();
      }
    });

    it('shows one if-started-now ETA for a staged item', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              archive_name: 'Staged Print',
              manual_start: true,
            },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Staged Print');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).getAllByTestId('queue-item-eta'),
      ).toHaveLength(1);
    });

    it('shows exactly one live ETA for a printing item', async () => {
      server.use(
        http.get('/api/v1/printers/:id/status', ({ params }) => {
          return HttpResponse.json({
            id: Number(params.id),
            name: 'Test Printer',
            connected: true,
            state: 'RUNNING',
            progress: 50,
            remaining_time: 60,
            layer_num: 50,
            total_layers: 100,
            filename: 'active.3mf',
          });
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Active Print');
      const row = name.closest('.group');

      expect(row).not.toBeNull();

      await waitFor(() => {
        expect(
          within(row as HTMLElement).getAllByText(/^ETA\s/),
        ).toHaveLength(1);
      });

      expect(
        within(row as HTMLElement).queryByTestId('queue-item-eta'),
      ).not.toBeInTheDocument();
    });

    it('does not show an ETA for a waiting item', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              archive_name: 'Waiting Print',
              waiting_reason: 'Waiting for matching printer',
            },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Waiting Print');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).queryByTestId('queue-item-eta'),
      ).not.toBeInTheDocument();
    });

    it('does not show an if-started-now ETA for a scheduled item', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              archive_name: 'Scheduled Print',
              scheduled_time: new Date(
                Date.now() + 5 * 60 * 60 * 1000,
              ).toISOString(),
            },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Scheduled Print');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).queryByTestId('queue-item-eta'),
      ).not.toBeInTheDocument();
    });

    it('tells an unscheduled item when it runs, without naming a dispatch mode', async () => {
      // ASAP and Queue differ only in where the item is inserted; neither is
      // stored on it, so this column cannot tell them apart. Labelling every
      // unscheduled item "ASAP" made a Queue choice look overridden, which is
      // what both #2557 and #3018 opened on.
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            { ...mockQueueItems[0], archive_name: 'Queued Print', scheduled_time: null },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Queued Print');
      const row = name.closest('.group') as HTMLElement;

      expect(row).not.toBeNull();
      expect(within(row).getByText('When a printer is free')).toBeInTheDocument();
      expect(within(row).queryByText('ASAP')).not.toBeInTheDocument();
    });

    it('does not render a dangling ETA for an invalid duration', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              archive_name: 'Invalid Duration Print',
              print_time_seconds: -60,
            },
          ]);
        }),
      );

      render(<QueuePage />);

      const name = await screen.findByText('Invalid Duration Print');
      const row = name.closest('.group');

      expect(row).not.toBeNull();
      expect(
        within(row as HTMLElement).queryByTestId('queue-item-eta'),
      ).not.toBeInTheDocument();
      expect(
        within(row as HTMLElement).queryByText(/^ETA(?:\s|$)/),
      ).not.toBeInTheDocument();
    });

    it('shows completed items in history', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      // The History tab now owns the completed/cancelled/failed list.
      await user.click(await screen.findByRole('button', { name: /^History/ }));

      await waitFor(() => {
        expect(screen.getByText('Completed Print')).toBeInTheDocument();
      });
    });

    it('shows status badges', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        // Queue items should be visible with status indicators
        expect(screen.getByText('Test Print 1')).toBeInTheDocument();
      });
    });

    it('shows printer names', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        const printerElements = screen.getAllByText('Test Printer');
        expect(printerElements.length).toBeGreaterThan(0);
      });
    });

    it('renders queue items with plate_id correctly', async () => {
      // Override with queue items that have plate_id set
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              plate_id: 2,
              archive_name: 'Multi-plate Print',
            },
          ]);
        })
      );

      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Multi-plate Print')).toBeInTheDocument();
      });
    });
  });

  describe('history pagination', () => {
    // #2682: History rendered the full count in the header but only ever drew
    // the first 50 rows, with no way to reach the rest. It now paginates with
    // a "Show more" control.
    const manyHistory = Array.from({ length: 60 }, (_, i) => ({
      ...mockQueueItems[2],
      id: 100 + i,
      batch_id: null,
      archive_name: `History Item ${String(i).padStart(2, '0')}`,
      // Descending completed_at so index 0 is newest and sorts first; the
      // default History sort is by date, newest first.
      completed_at: new Date(Date.UTC(2024, 0, 1, 0, 0, 0) - i * 60000).toISOString(),
    }));

    beforeEach(() => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json(manyHistory);
        })
      );
    });

    it('caps the History list at one page and reveals the rest on Show more', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      await user.click(await screen.findByRole('button', { name: /^History/ }));

      // First page is drawn; an item past the 50-row cap is not.
      await waitFor(() => {
        expect(screen.getByText('History Item 00')).toBeInTheDocument();
      });
      expect(screen.queryByText('History Item 59')).not.toBeInTheDocument();
      expect(screen.getByText('Showing 50 of 60')).toBeInTheDocument();

      // Show more reveals the remainder and then disappears (nothing left).
      await user.click(screen.getByRole('button', { name: /show more/i }));

      await waitFor(() => {
        expect(screen.getByText('History Item 59')).toBeInTheDocument();
      });
      expect(screen.queryByRole('button', { name: /show more/i })).not.toBeInTheDocument();
    });
  });

  describe('empty state', () => {
    it('shows empty state when no queue items', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([]);
        })
      );

      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('No prints scheduled')).toBeInTheDocument();
      });
    });
  });

  describe('filtering', () => {
    it('has printer filter options', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('All Printers')).toBeInTheDocument();
      });

      const printerSelect = screen.getByDisplayValue('All Printers');
      await user.click(printerSelect);

      expect(screen.getByText('Unassigned')).toBeInTheDocument();
    });

    it('has status filter options', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('All Status')).toBeInTheDocument();
      });

      const statusSelect = screen.getByDisplayValue('All Status');
      await user.click(statusSelect);

      expect(screen.getByRole('option', { name: 'Pending' })).toBeInTheDocument();
      expect(screen.getByRole('option', { name: 'Printing' })).toBeInTheDocument();
      expect(screen.getByRole('option', { name: 'Completed' })).toBeInTheDocument();
    });
  });

  describe('queue actions', () => {
    it('shows edit button for pending items', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Test Print 1')).toBeInTheDocument();
      });

      // Find the edit button (Pencil icon)
      const editButtons = screen.getAllByTitle('Edit');
      expect(editButtons.length).toBeGreaterThan(0);
    });

    it('shows cancel button for pending items', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Test Print 1')).toBeInTheDocument();
      });

      const cancelButtons = screen.getAllByTitle('Cancel');
      expect(cancelButtons.length).toBeGreaterThan(0);
    });

    it('shows stop button for printing items', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Active Print')).toBeInTheDocument();
      });

      const stopButtons = screen.getAllByTitle('Stop Print');
      expect(stopButtons.length).toBeGreaterThan(0);
    });

    it('shows re-queue button for history items', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      await user.click(await screen.findByRole('button', { name: /^History/ }));

      await waitFor(() => {
        expect(screen.getByText('Completed Print')).toBeInTheDocument();
      });

      const requeueButtons = screen.getAllByTitle('Re-queue');
      expect(requeueButtons.length).toBeGreaterThan(0);
    });
  });

  describe('clear history', () => {
    it('shows clear history button when history exists', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      // Clear History only renders inside the History tab now.
      await user.click(await screen.findByRole('button', { name: /^History/ }));

      await waitFor(() => {
        expect(screen.getByText('Clear History')).toBeInTheDocument();
      });
    });

    it('opens confirm modal when clicking clear history', async () => {
      const user = userEvent.setup();
      render(<QueuePage />);

      await user.click(await screen.findByRole('button', { name: /^History/ }));

      await waitFor(() => {
        expect(screen.getByText('Clear History')).toBeInTheDocument();
      });

      const clearButton = screen.getByRole('button', { name: /clear history/i });
      await user.click(clearButton);

      await waitFor(() => {
        expect(screen.getByText(/Are you sure you want to remove all/i)).toBeInTheDocument();
      });
    });
  });

  describe('staged items', () => {
    it('shows staged badge for manual_start items', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              manual_start: true,
            },
          ]);
        })
      );

      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Staged')).toBeInTheDocument();
      });
    });

    it('shows start button for staged items', async () => {
      server.use(
        http.get('/api/v1/queue/', () => {
          return HttpResponse.json([
            {
              ...mockQueueItems[0],
              manual_start: true,
            },
          ]);
        })
      );

      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByTitle('Start Print')).toBeInTheDocument();
      });
    });

    // Without queue:start_unreviewed their jobs wait for staff to start them (#1620)
    describe('waiting for review', () => {
      const signInWith = (permissions: string[]) => {
        setAuthToken('test-token', 'session');
        server.use(
          http.get('*/api/v1/auth/status', () => HttpResponse.json({ auth_enabled: true, requires_setup: false })),
          http.get('*/api/v1/auth/me', () =>
            HttpResponse.json({ id: 7, username: 'student', is_admin: false, permissions }),
          ),
          http.get('/api/v1/queue/', () =>
            HttpResponse.json([{ ...mockQueueItems[0], manual_start: true, created_by_id: 7 }]),
          ),
        );
      };

      afterEach(() => {
        setAuthToken(null);
      });

      it('tells a student their job waits for review and offers no start', async () => {
        signInWith(['queue:read_own', 'queue:update_own', 'queue:delete_own']);
        render(<QueuePage />);

        expect(await screen.findByText('Waiting for review')).toBeInTheDocument();
        const start = screen.getByTitle('Waiting for review: someone who manages the queue starts this job');
        expect(start).toBeDisabled();
      });

      it('keeps the start button for users who may print without review', async () => {
        signInWith(['queue:read_own', 'queue:update_own', 'queue:start_unreviewed']);
        render(<QueuePage />);

        expect(await screen.findByText('Staged')).toBeInTheDocument();
        expect(screen.getByTitle('Start Print')).not.toBeDisabled();
      });
    });
  });

  describe('auto power off badge', () => {
    it('shows power off badge when auto_off_after is true', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Auto power off')).toBeInTheDocument();
      });
    });
  });

  describe('gcode injection badge', () => {
    it('shows G-code badge when gcode_injection is true', async () => {
      const itemsWithGcode = mockQueueItems.map((item, i) =>
        i === 0 ? { ...item, gcode_injection: true } : item
      );
      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json(itemsWithGcode)),
      );

      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('G-code')).toBeInTheDocument();
      });
    });

    it('does not show G-code badge when gcode_injection is false', async () => {
      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText('Test Print 1')).toBeInTheDocument();
      });

      expect(screen.queryByText('G-code')).not.toBeInTheDocument();
    });
  });

  describe('outcome prompt badge (#1898)', () => {
    it('shows the badge only on items with confirm_outcome set', async () => {
      const items = mockQueueItems.map((item, i) =>
        i === 0 ? { ...item, confirm_outcome: true } : { ...item, confirm_outcome: false }
      );
      server.use(http.get('/api/v1/queue/', () => HttpResponse.json(items)));

      render(<QueuePage />);

      await waitFor(() => expect(screen.getByText('Test Print 1')).toBeInTheDocument());
      const badges = screen.getAllByText('Outcome prompt');
      expect(badges).toHaveLength(1);
      expect(badges[0].closest('span')).toHaveAttribute('title', 'Asks how the print came out after it completes');
    });

    it('renders nothing when no item asks for an outcome', async () => {
      render(<QueuePage />);

      await waitFor(() => expect(screen.getByText('Test Print 1')).toBeInTheDocument());
      expect(screen.queryByText('Outcome prompt')).not.toBeInTheDocument();
    });
  });

  describe('filament-short ▶ flow (#1496)', () => {
    /**
     * The dispatch pre-flight flags a queue item as filament_short. The user
     * clicks ▶, the backend re-checks live and either dispatches (no deficit
     * anymore — clear flag) or returns 409 with the per-slot deficit so the
     * frontend can render the "Print Anyway" confirm modal.
     */
    const shortItem = {
      ...mockQueueItems[0],
      manual_start: true,
      filament_short: true,
    };

    it('renders the filament-short badge on a flagged pending row', async () => {
      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([shortItem])),
      );

      render(<QueuePage />);

      await waitFor(() => {
        expect(screen.getByText(/Insufficient filament for the assigned spool/i)).toBeInTheDocument();
      });
    });

    it('opens the Print Anyway modal when ▶ returns 409 and retries with skip_filament_check', async () => {
      let secondCallSkippedCheck: boolean | null = null;
      let attempts = 0;
      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([shortItem])),
        http.post('/api/v1/queue/:id/start', ({ request }) => {
          attempts += 1;
          const url = new URL(request.url);
          const skip = url.searchParams.get('skip_filament_check') === 'true';
          if (attempts === 1) {
            return HttpResponse.json(
              {
                detail: {
                  code: 'insufficient_filament',
                  deficit: [
                    {
                      slot_id: 1,
                      ams_id: 0,
                      tray_id: 0,
                      filament_type: 'PLA',
                      required_grams: 270,
                      remaining_grams: 200,
                    },
                  ],
                },
              },
              { status: 409 },
            );
          }
          secondCallSkippedCheck = skip;
          return HttpResponse.json({ ...shortItem, manual_start: false, filament_short: false });
        }),
      );

      render(<QueuePage />);

      const playButton = await screen.findByTitle(/Start Print|do not have permission to start prints/i);
      await userEvent.click(playButton);

      // Wait for the start endpoint to be hit (the 409 path returns to onError).
      await waitFor(() => expect(attempts).toBe(1));
      // Modal shows the deficit detail
      await screen.findByRole('button', { name: /Print Anyway/i });
      expect(
        screen.getByText(/Slot 1: needs 270 g, 200 g remaining/i),
      ).toBeInTheDocument();

      await userEvent.click(screen.getByRole('button', { name: /Print Anyway/i }));

      await waitFor(() => expect(secondCallSkippedCheck).toBe(true));
      expect(attempts).toBe(2);
    });
  });

  describe('filament-not-loaded ▶ flow (#2799)', () => {
    /**
     * The scheduler held the item because a filament it prints has no tray on
     * the printer. ▶ asks the backend first: still missing is a 409 with the
     * missing filaments, and "Print Anyway" retries with skip_filament_check.
     */
    const heldItem = {
      ...mockQueueItems[0],
      manual_start: true,
      waiting_reason: 'Needs PETG #2850E0',
    };

    it('shows the missing filament and retries with skip_filament_check', async () => {
      let secondCallSkippedCheck: boolean | null = null;
      let attempts = 0;
      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json([heldItem])),
        http.post('/api/v1/queue/:id/start', ({ request }) => {
          attempts += 1;
          if (attempts === 1) {
            return HttpResponse.json(
              { detail: { code: 'unmatched_filament', missing: ['PETG #2850E0'] } },
              { status: 409 },
            );
          }
          secondCallSkippedCheck = new URL(request.url).searchParams.get('skip_filament_check') === 'true';
          return HttpResponse.json({ ...heldItem, manual_start: false });
        }),
      );

      render(<QueuePage />);

      const playButton = await screen.findByTitle(/Start Print|do not have permission to start prints/i);
      await userEvent.click(playButton);

      await waitFor(() => expect(attempts).toBe(1));
      await screen.findByText('Filament not loaded');
      // The dialog's message names what to load; the row says it too.
      expect(screen.getByText(/no tray with this filament[\s\S]*PETG #2850E0/)).toBeInTheDocument();

      await userEvent.click(screen.getByRole('button', { name: /Print Anyway/i }));

      await waitFor(() => expect(secondCallSkippedCheck).toBe(true));
      expect(attempts).toBe(2);
    });
  });

  // #2667: mobile can't drag-reorder the queue, so pending rows get up/down
  // arrows. They persist via the same POST /queue/reorder as drag. The
  // buttons live in the DOM at every width (Tailwind `sm:hidden` is CSS-only),
  // so they're clickable in jsdom.
  describe('mobile reorder arrows (#2667)', () => {
    const threePending = [1, 2, 3].map((n) => ({
      ...mockQueueItems[0],
      id: n,
      archive_id: n,
      position: n,
      status: 'pending',
      archive_name: `Pending ${n}`,
    }));

    it('renders Move Up / Move Down controls for pending items', async () => {
      server.use(http.get('/api/v1/queue/', () => HttpResponse.json(threePending)));
      render(<QueuePage />);

      await waitFor(() => expect(screen.getByText('Pending 1')).toBeInTheDocument());

      // One pair per pending row.
      expect(screen.getAllByTitle('Move Up')).toHaveLength(3);
      expect(screen.getAllByTitle('Move Down')).toHaveLength(3);
    });

    it('moving the first item down persists the swapped order', async () => {
      let reorderBody: { items: { id: number; position: number }[] } | null = null;
      server.use(
        http.get('/api/v1/queue/', () => HttpResponse.json(threePending)),
        http.post('/api/v1/queue/reorder', async ({ request }) => {
          reorderBody = (await request.json()) as typeof reorderBody;
          return HttpResponse.json({ message: 'ok' });
        }),
      );
      render(<QueuePage />);

      await waitFor(() => expect(screen.getByText('Pending 1')).toBeInTheDocument());

      // First row's "Move Down": item 1 drops below item 2 → [2, 1, 3].
      await userEvent.click(screen.getAllByTitle('Move Down')[0]);

      await waitFor(() => expect(reorderBody).not.toBeNull());
      expect(reorderBody!.items).toEqual([
        { id: 2, position: 1 },
        { id: 1, position: 2 },
        { id: 3, position: 3 },
      ]);
    });

    it('disables Move Up on the first row and Move Down on the last', async () => {
      server.use(http.get('/api/v1/queue/', () => HttpResponse.json(threePending)));
      render(<QueuePage />);

      await waitFor(() => expect(screen.getByText('Pending 1')).toBeInTheDocument());

      // Rows render top-to-bottom in position order.
      expect(screen.getAllByTitle('Move Up')[0]).toBeDisabled();
      expect(screen.getAllByTitle('Move Down')[2]).toBeDisabled();
    });
  });
  describe('bulk edit G-code injection (#3058)', () => {
    /**
     * gcode_injection is a per-item column the single-item edit modal has
     * always exposed, and PATCH /queue/bulk has always accepted — only the
     * bulk dialog left it out, so turning injection on for a whole queue
     * meant opening every item.
     */
    const settingsWithSnippets = {
      auto_archive: true,
      gcode_snippets: '{"X1C":{"start_gcode":"","end_gcode":"M400"}}',
    };

    /** Select the one pending row and open the bulk edit dialog. */
    const openBulkEdit = async () => {
      render(<QueuePage />);
      await waitFor(() => expect(screen.getByText('Test Print 1')).toBeInTheDocument());
      await userEvent.click(screen.getByText('Select All'));
      await userEvent.click(await screen.findByTitle('Edit Selected'));
      return screen.getByText('Edit 1 Item').closest('div')!.parentElement!;
    };

    it('offers the toggle when a G-code snippet is configured', async () => {
      server.use(http.get('/api/v1/settings/', () => HttpResponse.json(settingsWithSnippets)));

      await openBulkEdit();

      expect(await screen.findByText('Inject G-code')).toBeInTheDocument();
    });

    it('hides the toggle when no snippet is configured', async () => {
      await openBulkEdit();

      // The dialog is open — other queue options are there, injection is not.
      expect(screen.getByText('Staged (manual start)')).toBeInTheDocument();
      expect(screen.queryByText('Inject G-code')).not.toBeInTheDocument();
    });

    it('sends gcode_injection with the bulk PATCH once toggled on', async () => {
      let patchBody: Record<string, unknown> | null = null;
      server.use(
        http.get('/api/v1/settings/', () => HttpResponse.json(settingsWithSnippets)),
        http.patch('/api/v1/queue/bulk', async ({ request }) => {
          patchBody = (await request.json()) as Record<string, unknown>;
          return HttpResponse.json({ updated_count: 1, skipped_count: 0, message: 'Updated 1 items' });
        }),
      );

      const dialog = await openBulkEdit();

      const row = (await screen.findByText('Inject G-code')).closest('div')!;
      await userEvent.click(within(row).getByText('On'));
      await userEvent.click(within(dialog).getByText('Apply Changes'));

      await waitFor(() => expect(patchBody).not.toBeNull());
      expect(patchBody!.item_ids).toEqual([1]);
      expect(patchBody!.gcode_injection).toBe(true);
    });

    it('leaves gcode_injection out of the PATCH while it stays on "no change"', async () => {
      let patchBody: Record<string, unknown> | null = null;
      server.use(
        http.get('/api/v1/settings/', () => HttpResponse.json(settingsWithSnippets)),
        http.patch('/api/v1/queue/bulk', async ({ request }) => {
          patchBody = (await request.json()) as Record<string, unknown>;
          return HttpResponse.json({ updated_count: 1, skipped_count: 0, message: 'Updated 1 items' });
        }),
      );

      const dialog = await openBulkEdit();

      // Change something else entirely; injection must not ride along as false.
      const stagedRow = screen.getByText('Staged (manual start)').closest('div')!;
      await userEvent.click(within(stagedRow).getByText('On'));
      await userEvent.click(within(dialog).getByText('Apply Changes'));

      await waitFor(() => expect(patchBody).not.toBeNull());
      expect(patchBody!.manual_start).toBe(true);
      expect('gcode_injection' in patchBody!).toBe(false);
    });
  });

  describe('bulk edit ask-for-outcome (#1898)', () => {
    const openBulkEdit = async () => {
      render(<QueuePage />);
      await waitFor(() => expect(screen.getByText('Test Print 1')).toBeInTheDocument());
      await userEvent.click(screen.getByText('Select All'));
      await userEvent.click(await screen.findByTitle('Edit Selected'));
      return screen.getByText('Edit 1 Item').closest('div')!.parentElement!;
    };

    const captureBulkPatch = () => {
      const captured: { body: Record<string, unknown> | null } = { body: null };
      server.use(
        http.patch('/api/v1/queue/bulk', async ({ request }) => {
          captured.body = (await request.json()) as Record<string, unknown>;
          return HttpResponse.json({ updated_count: 1, skipped_count: 0, message: 'Updated 1 items' });
        }),
      );
      return captured;
    };

    it('sends confirm_outcome with the bulk PATCH once toggled', async () => {
      const captured = captureBulkPatch();
      const dialog = await openBulkEdit();

      const row = within(dialog).getByText('Ask for outcome').closest('div')!;
      await userEvent.click(within(row).getByText('On'));
      await userEvent.click(within(dialog).getByText('Apply Changes'));

      await waitFor(() => expect(captured.body).not.toBeNull());
      expect(captured.body!.item_ids).toEqual([1]);
      expect(captured.body!.confirm_outcome).toBe(true);
    });

    it('leaves confirm_outcome out of the PATCH while it stays on "no change"', async () => {
      const captured = captureBulkPatch();
      const dialog = await openBulkEdit();

      const timelapseRow = within(dialog).getByText('Timelapse').closest('div')!;
      await userEvent.click(within(timelapseRow).getByText('On'));
      await userEvent.click(within(dialog).getByText('Apply Changes'));

      await waitFor(() => expect(captured.body).not.toBeNull());
      expect(captured.body!.timelapse).toBe(true);
      expect('confirm_outcome' in captured.body!).toBe(false);
    });
  });
});