// src/routes/admin.system.routes.test.ts
import { describe, it, expect, vi, beforeEach } from 'vitest';
import supertest from 'supertest';
import type { Request, Response, NextFunction } from 'express';
import { createMockUserProfile } from '../tests/utils/mockFactories';
import { createTestApp } from '../tests/utils/createTestApp';

// Mock dependencies
vi.mock('../services/geocodingService.server', () => ({
  geocodingService: {
    clearGeocodeCache: vi.fn(),
  },
}));

// Mock other dependencies that are part of the adminRouter setup but not directly tested here
vi.mock('../services/db/index.db', () => ({
  adminRepo: {},
  flyerRepo: {},
  recipeRepo: {},
  userRepo: {},
  personalizationRepo: {},
  notificationRepo: {},
}));
vi.mock('../services/db/flyer.db');
vi.mock('../services/db/recipe.db');
vi.mock('../services/db/user.db');
vi.mock('node:fs/promises');
vi.mock('../services/backgroundJobService', () => ({
  backgroundJobService: {
    runDailyDealCheck: vi.fn(),
  },
}));
vi.mock('../services/queueService.server');
vi.mock('../services/queues.server');
vi.mock('../services/workers.server');
vi.mock('../services/monitoringService.server');
vi.mock('../services/cacheService.server');
vi.mock('../services/userService');
vi.mock('../services/brandService');
vi.mock('../services/receiptService.server');
vi.mock('../services/aiService.server');
vi.mock('../config/env', () => ({
  config: {
    database: { host: 'localhost', port: 5432, user: 'test', password: 'test', name: 'test' },
    redis: { url: 'redis://localhost:6379' },
    auth: { jwtSecret: 'test-secret' },
    server: { port: 3000, host: 'localhost' },
  },
  isAiConfigured: vi.fn().mockReturnValue(false),
  parseConfig: vi.fn(),
}));
vi.mock('@bull-board/api');
vi.mock('@bull-board/api/bullMQAdapter');
vi.mock('@bull-board/express', () => ({
  ExpressAdapter: class {
    setBasePath = vi.fn();
    getRouter = vi
      .fn()
      .mockReturnValue((req: Request, res: Response, next: NextFunction) => next());
  },
}));

// Import the router AFTER all mocks are defined.
import adminRouter from './admin.routes';

// Import the mocked modules to control them
import { geocodingService } from '../services/geocodingService.server';

// Mock the logger
vi.mock('../services/logger.server', async () => {
  const { mockLogger, createMockLogger } = await import('../tests/utils/mockLogger');
  return {
    logger: mockLogger,
    createScopedLogger: vi.fn(() => createMockLogger()),
  };
});

// Mock the passport middleware
// Note: admin.routes.ts imports from '../config/passport', so we mock that path
vi.mock('../config/passport', () => ({
  default: {
    authenticate: vi.fn(() => (req: Request, res: Response, next: NextFunction) => {
      req.user = createMockUserProfile({
        role: 'admin',
        user: { user_id: 'admin-user-id', email: 'admin@test.com' },
      });
      next();
    }),
  },
  isAdmin: (req: Request, res: Response, next: NextFunction) => next(),
}));

describe('Admin System Routes (/api/admin/system)', () => {
  const adminUser = createMockUserProfile({
    role: 'admin',
    user: { user_id: 'admin-user-id', email: 'admin@test.com' },
  });
  const app = createTestApp({
    router: adminRouter,
    basePath: '/api/admin',
    authenticatedUser: adminUser,
  });

  beforeEach(() => {
    vi.clearAllMocks();
  });

  describe('POST /system/clear-geocode-cache', () => {
    it('should return 200 on successful cache clear', async () => {
      vi.mocked(geocodingService.clearGeocodeCache).mockResolvedValue(10);
      const response = await supertest(app).post('/api/admin/system/clear-geocode-cache');
      expect(response.status).toBe(200);
      expect(response.body.data.message).toContain('10 keys were removed');
    });

    it('should return 500 if clearing the cache fails', async () => {
      vi.mocked(geocodingService.clearGeocodeCache).mockRejectedValue(new Error('Redis is down'));
      const response = await supertest(app).post('/api/admin/system/clear-geocode-cache');
      expect(response.status).toBe(500);
      expect(response.body.error.message).toContain('Redis is down');
    });
  });
});