jest.mock('../config', () => ({
  siw: { baseUrl: 'https://siw.example.com/api', username: 'u', password: 'p' },
  meraki: { apiKey: 'k', orgId: 'o' },
  mdm: { url: 'https://mdm.example.com', username: 'u', password: 'p', tenantCode: 't' },
  logLevel: 'error',
}));

jest.mock('../services/siw', () => ({
  getStoreLocation: jest.fn(),
  getStoreGeneral: jest.fn(),
  getStoreRegisters: jest.fn(),
  getStorePrinters: jest.fn(),
  getStorePaymentTerminals: jest.fn(),
}));

jest.mock('../services/meraki', () => ({
  findMerakiNetwork: jest.fn(),
  getMerakiDeviceAvailabilities: jest.fn(),
  getMerakiClients: jest.fn(),
}));

jest.mock('../services/mdm', () => ({
  getMDMDevices: jest.fn(),
}));

jest.mock('../services/webexPhone', () => ({
  collectPhoneStatus: jest.fn(),
}));

jest.mock('../services/avService', () => ({
  collectAvStatus: jest.fn(),
}));

const { STORE_MODES, MDM_DEVICE_TYPES, filterMdmByType } = require('../constants');
const siw = require('../services/siw');
const meraki = require('../services/meraki');
const mdm = require('../services/mdm');
const webexPhone = require('../services/webexPhone');
const avService = require('../services/avService');
const { getStoreDetail } = require('../integrations/storeDetail');

describe('filterMdmByType with Customer Display marker', () => {
  it('matches CD devices and ignores SRV/MR/IPH', () => {
    const devices = [
      { UserName: 'US000782SRV01' },
      { UserName: 'US000782MR03' },
      { UserName: 'US000782CD01' },
      { UserName: 'US000782CD02' },
      { UserName: 'US000782IPH04' },
    ];
    const cds = filterMdmByType(devices, MDM_DEVICE_TYPES.CUSTOMER_DISPLAY);
    expect(cds).toHaveLength(2);
    expect(cds.map(d => d.UserName)).toEqual(['US000782CD01', 'US000782CD02']);
  });

  it('does not false-positive when name contains no CD substring', () => {
    const devices = [
      { UserName: 'US000782SRV01' },
      { UserName: 'US000782MR03' },
      { UserName: 'US000782IPH04' },
    ];
    expect(filterMdmByType(devices, MDM_DEVICE_TYPES.CUSTOMER_DISPLAY)).toEqual([]);
  });
});

describe('getStoreDetail POS mode — Customer Displays section', () => {
  beforeEach(() => {
    jest.clearAllMocks();

    // Minimal Meraki + SIW fixtures so the report can be built.
    meraki.findMerakiNetwork.mockResolvedValue({
      id: 'N_1',
      name: 'AEO - 00782 - Standalone',
      url: 'https://n976.dashboard.meraki.com/AEO-00782/n/ABC/manage',
    });
    meraki.getMerakiClients.mockResolvedValue([
      // Customer Display advertised as the same hostname Meraki sees.
      { id: 'cd1-meraki', description: 'US000782CD01', status: 'Online', lastSeen: null },
    ]);
    meraki.getMerakiDeviceAvailabilities.mockResolvedValue([]);
    siw.getStoreRegisters.mockResolvedValue([]);
    siw.getStorePrinters.mockResolvedValue([]);
    siw.getStorePaymentTerminals.mockResolvedValue([]);
  });

  it('includes a Customer Displays section listing every CD device with its Meraki status', async () => {
    mdm.getMDMDevices.mockResolvedValue([
      { UserName: 'US000782SRV01', DeviceFriendlyName: 'Store Server 01' },
      { UserName: 'US000782CD01', DeviceFriendlyName: 'Customer Display 01' },
    ]);

    const report = await getStoreDetail('782', STORE_MODES.POS);

    expect(report).toContain('**📟 Customer Displays (1)**');
    expect(report).toContain('US000782CD01');
    // The match through Meraki should report Online status.
    expect(report).toMatch(/US000782CD01.*Online/);
  });

  it('omits the Customer Displays section when no CD devices exist', async () => {
    mdm.getMDMDevices.mockResolvedValue([
      { UserName: 'US000782SRV01', DeviceFriendlyName: 'Store Server 01' },
    ]);

    const report = await getStoreDetail('782', STORE_MODES.POS);

    expect(report).not.toContain('Customer Displays');
  });

  it('places Customer Displays after Mobile Registers in the POS report', async () => {
    mdm.getMDMDevices.mockResolvedValue([
      { UserName: 'US000782MR01' },
      { UserName: 'US000782CD01' },
    ]);

    const report = await getStoreDetail('782', STORE_MODES.POS);

    const mrIdx = report.indexOf('Mobile Registers');
    const cdIdx = report.indexOf('Customer Displays');
    expect(mrIdx).toBeGreaterThan(-1);
    expect(cdIdx).toBeGreaterThan(-1);
    expect(cdIdx).toBeGreaterThan(mrIdx);
  });
});

describe('getStoreDetail PHONE mode', () => {
  beforeEach(() => {
    jest.clearAllMocks();

    meraki.findMerakiNetwork.mockResolvedValue({
      id: 'N_1',
      name: 'AEO - 00782 - Standalone',
      url: 'https://n976.dashboard.meraki.com/AEO-00782/n/ABC/manage',
    });
    // The Meraki client list contains the matching MAC for our wired phone.
    meraki.getMerakiClients.mockResolvedValue([
      {
        id: 'cli-phone',
        description: 'PHN-7841-FRONT',
        mac: '11:22:33:44:55:66',
        status: 'Online',
        lastSeen: new Date().toISOString(),
      },
      {
        id: 'cli-base',
        description: 'DECT-BASE-01',
        mac: 'BA:5E:01:00:00:01',
        status: 'Online',
        lastSeen: new Date().toISOString(),
      },
    ]);
  });

  it('renders the location/main-number header, wired phones (Meraki-matched by MAC, with extension), and a registered handset nested under its base with <index>-<ext> naming', async () => {
    webexPhone.collectPhoneStatus.mockResolvedValue({
      phones: [
        {
          mac: '11:22:33:44:55:66',
          name: 'Front Desk Phone',
          model: 'Cisco 7841',
          firmware: '12.0',
          extension: '50782',
          status: 'connected',
        },
      ],
      basestations: [
        {
          id: 'base-1',
          mac: 'BA:5E:01:00:00:01',
          name: 'Base 1',
          model: 'DBS-110',
          firmware: '1.2.3',
          linesRegistered: 1,
        },
      ],
      handsets: [
        {
          id: 'h-1',
          index: 1,
          name: '50782', // Webex sometimes returns the extension as the display name.
          extension: '50782',
          status: 'unknown', // Webex returns this for DECT handsets; should NOT propagate to the report.
          baseStationId: 'base-1',
          lastRegistrationTime: new Date().toISOString(),
        },
      ],
      dectNetwork: { id: 'dn-1', name: 'Store 0782', locationName: 'Store 0782' },
      locationMainNumber: '+14123694426',
    });

    const report = await getStoreDetail('782', STORE_MODES.PHONE);

    // Header at the top: location + store DID together, no trailing footer.
    expect(report).toContain('**📍 Store 0782**');
    expect(report).toContain('📞 Main: **+14123694426**');
    expect(report).not.toContain('Store Main Number');
    // The header sits ahead of all other sections.
    expect(report.indexOf('Store 0782')).toBeLessThan(report.indexOf('Wired Phones'));

    expect(report).toContain('**📞 Wired Phones (1)**');
    expect(report).toContain('Front Desk Phone');
    // Extension rendered, firmware suppressed.
    expect(report).toContain('ext 50782');
    expect(report).not.toContain('fw 12.0');
    // MAC-strategy match through to Meraki should yield an Online status line.
    expect(report).toMatch(/Front Desk Phone.*Online/);

    expect(report).toContain('**📡 DECT Network**');
    expect(report).toContain('Base 1');
    expect(report).toMatch(/Base 1.*Online/);

    // Handset name uses the <index>-<extension> form, NOT the bare extension.
    expect(report).toContain('1-50782');

    // Handset is nested under its base.
    const baseIdx = report.indexOf('Base 1');
    const handsetIdx = report.indexOf('1-50782');
    expect(handsetIdx).toBeGreaterThan(baseIdx);

    // Handset presence is derived from last-registration recency.
    expect(report).toMatch(/1-50782.*✅ Registered/);
    expect(report).not.toMatch(/1-50782.*unknown/);

    // Registered + assigned handsets should NOT appear in the trailing
    // "Unregistered Handsets" section.
    expect(report).not.toContain('Unregistered Handsets');
  });

  it('moves stale, never-registered, and orphan handsets into the trailing Unregistered Handsets section', async () => {
    const staleStamp = new Date(Date.now() - 48 * 60 * 60 * 1000).toISOString();
    webexPhone.collectPhoneStatus.mockResolvedValue({
      phones: [],
      basestations: [{ id: 'base-1', mac: 'BA:5E:01:00:00:01', name: 'Base 1' }],
      handsets: [
        {
          id: 'h-fresh',
          index: 1,
          extension: '50782',
          baseStationId: 'base-1',
          lastRegistrationTime: new Date().toISOString(),
        },
        {
          id: 'h-stale',
          index: 2,
          extension: '50782',
          baseStationId: 'base-1',
          lastRegistrationTime: staleStamp,
        },
        {
          id: 'h-never',
          index: 3,
          extension: '50782',
          baseStationId: 'base-1',
          lastRegistrationTime: null,
        },
        {
          id: 'h-orphan',
          index: 4,
          extension: '50782',
          baseStationId: 'base-removed',
          lastRegistrationTime: new Date().toISOString(),
        },
      ],
      dectNetwork: { id: 'dn-1', name: 'Store 0782', locationName: 'Store 0782' },
      locationMainNumber: null,
    });

    const report = await getStoreDetail('782', STORE_MODES.PHONE);

    expect(report).toContain('**📵 Unregistered Handsets (3)**');

    // Fresh handset is nested under its base, BEFORE the unregistered section.
    const baseIdx = report.indexOf('Base 1');
    const unregIdx = report.indexOf('Unregistered Handsets');
    const freshIdx = report.indexOf('1-50782');
    expect(freshIdx).toBeGreaterThan(baseIdx);
    expect(freshIdx).toBeLessThan(unregIdx);

    // The three problem handsets all appear in the trailing section, each with
    // the right presence label.
    const trail = report.slice(unregIdx);
    expect(trail).toMatch(/2-50782.*⚠️ Last registered/);
    expect(trail).toMatch(/3-50782.*❓ No registration data/);
    expect(trail).toContain('4-50782');
  });

  it('renders an unavailable banner with the supplied reason', async () => {
    webexPhone.collectPhoneStatus.mockResolvedValue({
      unavailable: true,
      reason: 'No Webex person found for ae00782@ae.com.',
    });

    const report = await getStoreDetail('782', STORE_MODES.PHONE);
    expect(report).toContain('Webex phone data unavailable');
    expect(report).toContain('No Webex person found for ae00782@ae.com.');
    expect(report).toContain('npm run webex:seed');
  });

  it('renders the unavailable banner when collectPhoneStatus throws unexpectedly', async () => {
    webexPhone.collectPhoneStatus.mockRejectedValue(new Error('WEBEX_CLIENT_ID is required'));

    const report = await getStoreDetail('782', STORE_MODES.PHONE);
    expect(report).toContain('Webex phone data unavailable');
    expect(report).toContain('WEBEX_CLIENT_ID is required');
  });
});

describe('getStoreDetail AV mode', () => {
  beforeEach(() => {
    jest.clearAllMocks();

    meraki.findMerakiNetwork.mockResolvedValue({
      id: 'N_1',
      name: 'AEO - 00782 - Standalone',
      url: 'https://n976.dashboard.meraki.com/AEO-00782/n/ABC/manage',
    });
    meraki.getMerakiClients.mockResolvedValue([
      {
        id: 'cli-amp',
        description: 'US000782AMP',
        mac: 'AA:BB:CC:00:00:01',
        status: 'Online',
        lastSeen: new Date().toISOString(),
      },
      {
        id: 'cli-atv1',
        description: 'US000782AppleTV01',
        mac: 'AA:BB:CC:00:00:02',
        status: 'Online',
        lastSeen: new Date().toISOString(),
      },
      {
        id: 'cli-vw',
        description: 'US000782VW1',
        mac: 'AA:BB:CC:00:00:03',
        status: 'Online',
        lastSeen: new Date().toISOString(),
      },
    ]);
    meraki.getMerakiDeviceAvailabilities.mockResolvedValue([]);
  });

  it('renders Atlas AMP + every MDM AV subsection in fixed order with correct counts', async () => {
    avService.collectAvStatus.mockResolvedValue({
      devices: [
        {
          id: 'd1',
          name: 'US000782AMP',
          model: 'Cisco AMP',
          mac: 'AA:BB:CC:00:00:01',
          ip: '10.0.0.5',
          online: true,
          lastSeen: new Date().toISOString(),
        },
      ],
    });
    mdm.getMDMDevices.mockResolvedValue([
      // Two Apple TVs.
      {
        UserName: 'US000782AppleTV01',
        DeviceFriendlyName: 'US000782AppleTV01',
        MacAddress: 'AA:BB:CC:00:00:02',
        Model: 'Apple TV 4K',
      },
      { UserName: 'US000782AppleTV02', DeviceFriendlyName: 'US000782AppleTV02' },
      // Video wall.
      {
        UserName: 'US000782VW1',
        DeviceFriendlyName: 'US000782VW1',
        MacAddress: 'AA:BB:CC:00:00:03',
        Model: 'Samsung VW',
      },
      // Music + LED.
      { UserName: 'US000782MSC1', DeviceFriendlyName: 'US000782MSC1' },
      { UserName: 'US000782LED1', DeviceFriendlyName: 'US000782LED1' },
      // Non-AV devices must be ignored.
      { UserName: 'US000782IPH04' },
      { UserName: 'US000782SRV01' },
    ]);

    const report = await getStoreDetail('782', STORE_MODES.AV);

    expect(report).toContain('**📡 Atlas AMP (1)**');
    expect(report).toContain('**📺 Apple TVs (2)**');
    expect(report).toContain('**🖼️ Video Walls (1)**');
    expect(report).toContain('**🎵 Music Players (1)**');
    expect(report).toContain('**💡 LED Displays (1)**');

    // Fixed render order: Atlas first, then Apple TVs, VW, Music, LED.
    const idxAtlas = report.indexOf('Atlas AMP');
    const idxAppleTV = report.indexOf('Apple TVs');
    const idxVW = report.indexOf('Video Walls');
    const idxMusic = report.indexOf('Music Players');
    const idxLED = report.indexOf('LED Displays');
    expect(idxAtlas).toBeLessThan(idxAppleTV);
    expect(idxAppleTV).toBeLessThan(idxVW);
    expect(idxVW).toBeLessThan(idxMusic);
    expect(idxMusic).toBeLessThan(idxLED);

    // Online indicator + Meraki match should appear for the AMP.
    expect(report).toMatch(/US000782AMP.*Cisco AMP.*✅ Online.*Online.*Meraki Client/);
    // AppleTV with MAC also matches Meraki.
    expect(report).toMatch(/US000782AppleTV01.*Apple TV 4K.*Online.*Meraki Client/);
    // Non-AV devices must NOT leak into the report.
    expect(report).not.toContain('US000782IPH04');
    expect(report).not.toContain('US000782SRV01');
  });

  it('shows only Atlas when MDM returns no AV devices (no empty subsection headers)', async () => {
    avService.collectAvStatus.mockResolvedValue({
      devices: [
        {
          id: 'd1',
          name: 'US000782AMP',
          model: 'Cisco AMP',
          mac: 'AA:BB:CC:00:00:01',
          online: true,
        },
      ],
    });
    mdm.getMDMDevices.mockResolvedValue([
      { UserName: 'US000782IPH04' },
      { UserName: 'US000782SRV01' },
    ]);

    const report = await getStoreDetail('782', STORE_MODES.AV);
    expect(report).toContain('Atlas AMP (1)');
    expect(report).not.toContain('Apple TVs');
    expect(report).not.toContain('Video Walls');
    expect(report).not.toContain('Music Players');
    expect(report).not.toContain('LED Displays');
  });

  it('shows the Atlas-unavailable banner above the MDM sections when Atlas is down', async () => {
    avService.collectAvStatus.mockResolvedValue({
      devices: [],
      unavailable: true,
      reason: 'ATLAS_AUTH_KEY is not set',
    });
    mdm.getMDMDevices.mockResolvedValue([
      { UserName: 'US000782AppleTV01', DeviceFriendlyName: 'US000782AppleTV01' },
    ]);

    const report = await getStoreDetail('782', STORE_MODES.AV);
    expect(report).toContain('Atlas AV data unavailable');
    expect(report).toContain('ATLAS_AUTH_KEY is not set');
    expect(report).toContain('Apple TVs (1)');
    // Atlas section header should NOT render when there are no Atlas devices.
    expect(report).not.toContain('Atlas AMP (');

    // Banner appears above the MDM subsections.
    expect(report.indexOf('Atlas AV data unavailable')).toBeLessThan(report.indexOf('Apple TVs'));
  });

  it('shows the Atlas-unavailable banner even when collectAvStatus throws unexpectedly', async () => {
    avService.collectAvStatus.mockRejectedValue(new Error('ECONNRESET'));
    mdm.getMDMDevices.mockResolvedValue([]);

    const report = await getStoreDetail('782', STORE_MODES.AV);
    expect(report).toContain('Atlas AV data unavailable');
    expect(report).toContain('ECONNRESET');
  });

  it('renders the empty-state message when neither source has any devices', async () => {
    avService.collectAvStatus.mockResolvedValue({ devices: [] });
    mdm.getMDMDevices.mockResolvedValue([]);

    const report = await getStoreDetail('782', STORE_MODES.AV);
    expect(report).toContain('No AV hardware registered for this store.');
  });

  it('reflects Atlas online=false as ⚠️ Offline in the prefix', async () => {
    avService.collectAvStatus.mockResolvedValue({
      devices: [{ id: 'd1', name: 'US000782AMP', model: 'Cisco AMP', online: false }],
    });
    mdm.getMDMDevices.mockResolvedValue([]);

    const report = await getStoreDetail('782', STORE_MODES.AV);
    expect(report).toMatch(/US000782AMP.*⚠️ Offline/);
  });

  it('renders ❓ Unknown for Atlas devices with no derivable status', async () => {
    avService.collectAvStatus.mockResolvedValue({
      devices: [{ id: 'd1', name: 'US000782AMP', model: 'Cisco AMP', online: null }],
    });
    mdm.getMDMDevices.mockResolvedValue([]);

    const report = await getStoreDetail('782', STORE_MODES.AV);
    expect(report).toMatch(/US000782AMP.*❓ Unknown/);
  });
});