import {
  verifyBranchCheckIn,
  verifyCustomerCheckIn,
} from './check-in-verification';
import { haversineDistanceMeters } from './geo-distance';

describe('geo-distance', () => {
  it('returns zero for identical coordinates', () => {
    expect(haversineDistanceMeters(-6.2, 106.8, -6.2, 106.8)).toBe(0);
  });
});

describe('check-in-verification', () => {
  const target = {
    code: 'BR001',
    nfcId: 'nfc-123',
    latitude: -6.2,
    longitude: 106.8,
  };

  it('accepts matching NFC tag', () => {
    const result = verifyBranchCheckIn(
      target,
      {
        method: 'nfc',
        nfcId: 'nfc-123',
        latitude: -6.2,
        longitude: 106.8,
      },
      100,
    );
    expect(result.method).toBe('nfc');
  });

  it('accepts matching QR code', () => {
    const result = verifyBranchCheckIn(
      target,
      {
        method: 'qr',
        qrCode: 'BR001',
        latitude: -6.2,
        longitude: 106.8,
      },
      100,
    );
    expect(result.method).toBe('qr');
  });

  it('rejects GPS when too far', () => {
    expect(() =>
      verifyCustomerCheckIn(
        target,
        {
          method: 'gps',
          latitude: -7,
          longitude: 107.5,
        },
        100,
      ),
    ).toThrow('Too far from the customer location');
  });
});