import { jest } from '@jest/globals';

// Mock dependencies
jest.unstable_mockModule('../../config.js', () => ({
  loadConfig: jest.fn(() => ({
    server: { logLevel: 'info' }
  }))
}));

jest.unstable_mockModule('../../auth/auth.js', () => ({
  KeycloakAuth: jest.fn().mockImplementation(() => ({
    verifyToken: jest.fn()
  })),
  createAuthMiddleware: jest.fn(() => (socket, next) => next())
}));

jest.unstable_mockModule('../../utils.js', () => ({
  generateHostOTP: jest.fn()
}));

jest.unstable_mockModule('../../activity/activitymanager.js', () => ({
  ActivityManager: jest.fn().mockImplementation(() => ({
    setActivity: jest.fn(),
    clearActivity: jest.fn(),
    getObjectActivities: jest.fn(),
    subscribeToObjectActivity: jest.fn(),
    removeObjectActivityListener: jest.fn(),
    removeAllListeners: jest.fn()
  }))
}));

jest.unstable_mockModule('../../updates/updatemanager.js', () => ({
  UpdateManager: jest.fn().mockImplementation(() => ({
    subscribeToObjectNew: jest.fn(),
    subscribeToObjectDelete: jest.fn(),
    subscribeToObjectUpdate: jest.fn(),
    subscribeToAllObjectUpdates: jest.fn(),
    removeObjectNewListener: jest.fn(),
    removeObjectDeleteListener: jest.fn(),
    removeObjectUpdateListener: jest.fn(),
    removeAllObjectUpdatesListener: jest.fn(),
    removeAllListeners: jest.fn()
  }))
}));

jest.unstable_mockModule('../../actions/actionmanager.js', () => ({
  ActionManager: jest.fn().mockImplementation(() => ({
    sendObjectAction: jest.fn(),
    removeAllListeners: jest.fn()
  }))
}));

jest.unstable_mockModule('../../events/eventmanager.js', () => ({
  EventManager: jest.fn().mockImplementation(() => ({
    subscribeToObjectEvent: jest.fn(),
    removeObjectEventsListener: jest.fn(),
    removeAllListeners: jest.fn()
  }))
}));

jest.unstable_mockModule('../../stats/statsmanager.js', () => ({
  StatsManager: jest.fn().mockImplementation(() => ({
    subscribeToStats: jest.fn(),
    removeStatsListener: jest.fn(),
    removeAllListeners: jest.fn()
  }))
}));

jest.unstable_mockModule('../../notification/notificationmanager.js', () => ({
  NotificationManager: jest.fn().mockImplementation(() => ({
    subscribe: jest.fn().mockResolvedValue({ success: true }),
    removeAllListeners: jest.fn().mockResolvedValue({ success: true })
  }))
}));

jest.unstable_mockModule('../../server/servermanager.js', () => ({
  ServerManager: jest.fn().mockImplementation(() => ({
    getServerVersion: jest.fn(() => ({
      version: '1.0.0',
      buildNumber: 'dev'
    }))
  }))
}));

jest.unstable_mockModule('../../usersettings/usersettingsmanager.js', () => ({
  UserSettingsManager: jest.fn().mockImplementation(() => ({
    getUserSettings: jest.fn(),
    updateUserSettings: jest.fn()
  }))
}));

jest.unstable_mockModule('log4js', () => ({
  default: {
    getLogger: () => ({
      level: 'info',
      debug: jest.fn(),
      error: jest.fn(),
      warn: jest.fn(),
      trace: jest.fn(),
      info: jest.fn()
    })
  }
}));

const { SocketUser } = await import('../socketuser.js');
const { generateHostOTP } = await import('../../utils.js');

describe('SocketUser', () => {
  let mockSocket;
  let mockSocketManager;
  let socketUser;

  beforeEach(() => {
    jest.clearAllMocks();
    mockSocket = {
      id: 'test-user-socket-id',
      use: jest.fn(),
      on: jest.fn(),
      emit: jest.fn()
    };
    mockSocketManager = {};
    socketUser = new SocketUser(mockSocket, mockSocketManager);
  });

  it('should initialize correctly and setup event handlers', () => {
    expect(mockSocket.use).toHaveBeenCalled();
    expect(mockSocket.on).toHaveBeenCalledWith(
      'authenticate',
      expect.any(Function)
    );
    expect(mockSocket.on).toHaveBeenCalledWith(
      'setActivity',
      expect.any(Function)
    );
    expect(mockSocket.on).toHaveBeenCalledWith(
      'disconnect',
      expect.any(Function)
    );
    expect(mockSocket.on).toHaveBeenCalledWith(
      'getServerVersion',
      expect.any(Function)
    );
    expect(mockSocket.on).toHaveBeenCalledWith(
      'getUserSettings',
      expect.any(Function)
    );
    expect(mockSocket.on).toHaveBeenCalledWith(
      'updateUserSettings',
      expect.any(Function)
    );
  });

  describe('handleAuthenticateEvent', () => {
    it('should authenticate user with valid token', async () => {
      const data = { token: 'valid-token' };
      const callback = jest.fn();
      const mockUser = { _id: 'user-id-obj', username: 'testuser' };

      socketUser.keycloakAuth.verifyToken.mockResolvedValue({
        valid: true,
        user: mockUser
      });

      await socketUser.handleAuthenticateEvent(data, callback);

      expect(socketUser.keycloakAuth.verifyToken).toHaveBeenCalledWith(
        'valid-token'
      );
      expect(socketUser.authenticated).toBe(true);
      expect(socketUser.user).toEqual(mockUser);
      expect(socketUser.id).toBe('user-id-obj');
      expect(socketUser.notificationManager.subscribe).toHaveBeenCalled();
      expect(callback).toHaveBeenCalledWith({ valid: true, user: mockUser });
    });

    it('should not authenticate user with invalid token', async () => {
      const data = { token: 'invalid-token' };
      const callback = jest.fn();

      socketUser.keycloakAuth.verifyToken.mockResolvedValue({ valid: false });

      await socketUser.handleAuthenticateEvent(data, callback);

      expect(socketUser.authenticated).toBe(false);
      expect(callback).toHaveBeenCalledWith({ valid: false });
    });
  });

  describe('activity event handlers', () => {
    beforeEach(() => {
      socketUser.user = { _id: 'user-id' };
    });

    it('handleSetActivityEvent should call activityManager.setActivity', async () => {
      const data = { _id: 'obj-1', type: 'printer', mode: 'viewing' };
      await socketUser.handleSetActivityEvent(data);

      expect(socketUser.activityManager.setActivity).toHaveBeenCalledWith({
        ...data,
        user: 'user-id'
      });
    });

    it('handleClearActivityEvent should call activityManager.clearActivity', async () => {
      const data = { _id: 'obj-1', type: 'printer' };
      await socketUser.handleClearActivityEvent(data);

      expect(socketUser.activityManager.clearActivity).toHaveBeenCalledWith({
        ...data,
        user: 'user-id'
      });
    });
  });

  describe('object type subscription handlers', () => {
    it('should pass filters to type subscription methods', async () => {
      const data = {
        objectType: 'note',
        filter: { 'parent._id': 'parent-id' }
      };
      const callback = jest.fn();

      await socketUser.handleSubscribeToObjectTypeUpdateEvent(data, callback);

      expect(
        socketUser.updateManager.subscribeToObjectNew
      ).toHaveBeenCalledWith('note', data.filter);
      expect(
        socketUser.updateManager.subscribeToObjectDelete
      ).toHaveBeenCalledWith('note', data.filter);
      expect(callback).toHaveBeenCalledWith({ success: true });
    });

    it('should pass filters to type unsubscribe methods', async () => {
      const data = {
        objectType: 'note',
        filter: { 'parent._id': 'parent-id' }
      };

      await socketUser.handleUnsubscribeToObjectTypeUpdateEvent(data);

      expect(
        socketUser.updateManager.removeObjectNewListener
      ).toHaveBeenCalledWith('note', data.filter);
      expect(
        socketUser.updateManager.removeObjectDeleteListener
      ).toHaveBeenCalledWith('note', data.filter);
    });
  });

  describe('handleGenerateHostOtpEvent', () => {
    it('should call generateHostOTP and callback', async () => {
      const data = { _id: 'host-id' };
      const callback = jest.fn();
      generateHostOTP.mockResolvedValue('otp-123');

      await socketUser.handleGenerateHostOtpEvent(data, callback);

      expect(generateHostOTP).toHaveBeenCalledWith('host-id');
      expect(callback).toHaveBeenCalledWith('otp-123');
    });
  });

  describe('handleGetServerVersionEvent', () => {
    it('should return server version details', async () => {
      const callback = jest.fn();

      await socketUser.handleGetServerVersionEvent({}, callback);

      expect(socketUser.serverManager.getServerVersion).toHaveBeenCalled();
      expect(callback).toHaveBeenCalledWith({
        version: '1.0.0',
        buildNumber: 'dev'
      });
    });
  });

  describe('user settings event handlers', () => {
    it('returns user settings through the acknowledgement callback', async () => {
      const callback = jest.fn();
      const settings = { viewMode: { payments: 'cards' } };
      socketUser.userSettingsManager.getUserSettings.mockResolvedValue(
        settings
      );

      await socketUser.handleGetUserSettingsEvent({}, callback);

      expect(callback).toHaveBeenCalledWith({ success: true, settings });
    });

    it('updates user settings through the acknowledgement callback', async () => {
      const callback = jest.fn();
      const data = {
        category: 'viewMode',
        key: 'payments',
        value: 'cards'
      };
      const settings = { viewMode: { payments: 'cards' } };
      socketUser.userSettingsManager.updateUserSettings.mockResolvedValue(
        settings
      );

      await socketUser.handleUpdateUserSettingsEvent(data, callback);

      expect(
        socketUser.userSettingsManager.updateUserSettings
      ).toHaveBeenCalledWith(data);
      expect(callback).toHaveBeenCalledWith({ success: true, settings });
    });

    it('returns user settings errors through the acknowledgement callback', async () => {
      const callback = jest.fn();
      socketUser.userSettingsManager.getUserSettings.mockRejectedValue(
        new Error('database unavailable')
      );

      await socketUser.handleGetUserSettingsEvent({}, callback);

      expect(callback).toHaveBeenCalledWith({
        success: false,
        error: 'database unavailable'
      });
    });
  });

  describe('handleDisconnect', () => {
    it('should remove all listeners', async () => {
      await socketUser.handleDisconnect();

      expect(socketUser.actionManager.removeAllListeners).toHaveBeenCalled();
      expect(socketUser.updateManager.removeAllListeners).toHaveBeenCalled();
      expect(socketUser.eventManager.removeAllListeners).toHaveBeenCalled();
      expect(socketUser.statsManager.removeAllListeners).toHaveBeenCalled();
      expect(
        socketUser.notificationManager.removeAllListeners
      ).toHaveBeenCalled();
    });

    it('should cancel tracked scan sessions', async () => {
      socketUser.scanSessions.set('session-1', 'host-1');
      socketUser.scanSessions.set('session-2', 'host-2');

      await socketUser.handleDisconnect();

      expect(socketUser.actionManager.sendObjectAction).toHaveBeenCalledWith(
        'host-1',
        'host',
        { type: 'scanNetworkStop', data: { sessionId: 'session-1' } }
      );
      expect(socketUser.actionManager.sendObjectAction).toHaveBeenCalledWith(
        'host-2',
        'host',
        { type: 'scanNetworkStop', data: { sessionId: 'session-2' } }
      );
      expect(socketUser.scanSessions.size).toBe(0);
    });
  });
});