import { lookupGeoIp } from '../../../src/comm/geoip/lookup';
import { CrmRadarService } from '../../../src/modules/crm/service/radar';

describe('T34: 内置 GeoIP 前缀表 (lookupGeoIp)', () => {
  describe('lookupGeoIp', () => {
    it('应将 8.8.8.8 解析为 US / Mountain View', () => {
      expect(lookupGeoIp('8.8.8.8')).toEqual({
        country: 'US',
        city: 'Mountain View',
      });
    });

    it('应将 114.114.114.114 解析为 CN / Nanjing', () => {
      expect(lookupGeoIp('114.114.114.114')).toEqual({
        country: 'CN',
        city: 'Nanjing',
      });
    });

    it('回环与私网 IP 应返回 null，交由雷达归 Local', () => {
      expect(lookupGeoIp('127.0.0.1')).toBeNull();
      expect(lookupGeoIp('::1')).toBeNull();
      expect(lookupGeoIp('localhost')).toBeNull();
      expect(lookupGeoIp('192.168.1.100')).toBeNull();
      expect(lookupGeoIp('10.0.8.1')).toBeNull();
      expect(lookupGeoIp('172.16.0.8')).toBeNull();
    });

    it('应覆盖其余内置公网短前缀', () => {
      expect(lookupGeoIp('8.8.4.4')).toEqual({
        country: 'US',
        city: 'Mountain View',
      });
      expect(lookupGeoIp('1.1.1.1')).toEqual({
        country: 'AU',
        city: 'Sydney',
      });
      expect(lookupGeoIp('9.9.9.9')).toEqual({
        country: 'US',
        city: 'Berkeley',
      });
    });
  });

  describe('CrmRadarService.parseIpLocation', () => {
    let radarService: CrmRadarService;

    beforeEach(() => {
      radarService = new CrmRadarService();
    });

    it('公网 8.8.8.8 应命中 GeoIP 为 US，不再 Unknown', () => {
      const loc = radarService.parseIpLocation('8.8.8.8');
      expect(loc.country).toBe('US');
      expect(loc.city).toBe('Mountain View');
    });

    it('公网 114.114.114.114 应命中 GeoIP 为 CN', () => {
      const loc = radarService.parseIpLocation('114.114.114.114');
      expect(loc.country).toBe('CN');
      expect(loc.city).toBe('Nanjing');
    });

    it('127.0.0.1 在 lookup 为 null 时 parseIpLocation 仍归 Local', () => {
      expect(lookupGeoIp('127.0.0.1')).toBeNull();
      expect(radarService.parseIpLocation('127.0.0.1')).toEqual({
        country: 'Local',
        city: 'Local',
      });
    });

    it('cf-ipcountry=AE 应优先于公网 IP 的 GeoIP 结果', () => {
      const loc = radarService.parseIpLocation('8.8.8.8', {
        'cf-ipcountry': 'AE',
      });
      expect(loc.country).toBe('AE');
      expect(loc.city).toBe('Unknown');
    });
  });
});