import { DyFM_EnvironmentFlag } from '@futdevpro/fsm-dynamo';

import { DyNTS_global_settings } from '../../../_collections/global-settings.const';
import { DyNTS_testEmailPattern } from '../_collections/test-email-pattern.const';
import { DyNTS_TestEmailSink_Service } from './dynts-test-email-sink.service';

describe('| DyNTS_TestEmailSink_Service (BFR-MASTERPROMPTER-015)', () => {
  let originalEnvironment: DyFM_EnvironmentFlag;
  let originalSinkSettings: typeof DyNTS_global_settings.testEmailSink;

  beforeEach(() => {
    originalEnvironment = DyNTS_global_settings.env_settings.environment;
    originalSinkSettings = DyNTS_global_settings.testEmailSink;
  });

  afterEach(() => {
    DyNTS_global_settings.env_settings.environment = originalEnvironment;
    DyNTS_global_settings.testEmailSink = originalSinkSettings;
  });

  describe('| DyNTS_testEmailPattern', () => {
    it('| matchel a kanonikus teszt-cimre (case-insensitive)', () => {
      expect(DyNTS_testEmailPattern.test('e2e-abc123@e2e.test.futdevpro.local')).toBeTrue();
      expect(DyNTS_testEmailPattern.test('X@E2E.TEST.FUTDEVPRO.LOCAL')).toBeTrue();
    });

    it('| NEM matchel valos cimekre (incl. hasonlo domain-vegzodesek)', () => {
      expect(DyNTS_testEmailPattern.test('user@gmail.com')).toBeFalse();
      expect(DyNTS_testEmailPattern.test('user@futdevpro.hu')).toBeFalse();
      expect(DyNTS_testEmailPattern.test('user@e2e.test.futdevpro.localhost')).toBeFalse();
      expect(DyNTS_testEmailPattern.test('user@notE2e.test.futdevpro.local.evil.com')).toBeFalse();
    });
  });

  describe('| shouldSink — env-gate (fail-closed)', () => {
    it('| test kornyezetben teszt-cimre → TRUE', () => {
      DyNTS_global_settings.env_settings.environment = DyFM_EnvironmentFlag.test;
      expect(DyNTS_TestEmailSink_Service.shouldSink('x@e2e.test.futdevpro.local')).toBeTrue();
    });

    it('| local kornyezetben teszt-cimre → TRUE', () => {
      DyNTS_global_settings.env_settings.environment = DyFM_EnvironmentFlag.local;
      expect(DyNTS_TestEmailSink_Service.shouldSink('x@e2e.test.futdevpro.local')).toBeTrue();
    });

    it('| PROD kornyezetben MEG enabled:true settinggel SEM aktiv (hard fail-closed)', () => {
      DyNTS_global_settings.env_settings.environment = DyFM_EnvironmentFlag.prod;
      DyNTS_global_settings.testEmailSink = { enabled: true };
      expect(DyNTS_TestEmailSink_Service.shouldSink('x@e2e.test.futdevpro.local')).toBeFalse();
    });

    it('| test kornyezetben enabled:false settinggel kikapcsolhato', () => {
      DyNTS_global_settings.env_settings.environment = DyFM_EnvironmentFlag.test;
      DyNTS_global_settings.testEmailSink = { enabled: false };
      expect(DyNTS_TestEmailSink_Service.shouldSink('x@e2e.test.futdevpro.local')).toBeFalse();
    });
  });

  describe('| shouldSink — cimzett-minta', () => {
    beforeEach(() => {
      DyNTS_global_settings.env_settings.environment = DyFM_EnvironmentFlag.test;
    });

    it('| valos cimre → FALSE (test kornyezetben is)', () => {
      expect(DyNTS_TestEmailSink_Service.shouldSink('user@gmail.com')).toBeFalse();
    });

    it('| ures/undefined cimre → FALSE', () => {
      expect(DyNTS_TestEmailSink_Service.shouldSink(undefined)).toBeFalse();
      expect(DyNTS_TestEmailSink_Service.shouldSink('')).toBeFalse();
    });

    it('| vesszos tobb-cimzettes string: MIND teszt-cim → TRUE', () => {
      expect(DyNTS_TestEmailSink_Service.shouldSink(
        'a@e2e.test.futdevpro.local, b@e2e.test.futdevpro.local',
      )).toBeTrue();
    });

    it('| KEVERT cimzett-lista (teszt + valos) → FALSE (a valos cimzett nem veszithet emailt)', () => {
      expect(DyNTS_TestEmailSink_Service.shouldSink(
        'a@e2e.test.futdevpro.local, real@gmail.com',
      )).toBeFalse();
    });

    it('| tomb-cimzettek: mind teszt → TRUE; kevert → FALSE', () => {
      expect(DyNTS_TestEmailSink_Service.shouldSink([ 'a@e2e.test.futdevpro.local' ])).toBeTrue();
      expect(DyNTS_TestEmailSink_Service.shouldSink([ 'a@e2e.test.futdevpro.local', 'real@x.com' ])).toBeFalse();
    });

    it('| custom pattern-override settinggel', () => {
      DyNTS_global_settings.testEmailSink = { pattern: /@sink\.example$/ };
      expect(DyNTS_TestEmailSink_Service.shouldSink('x@sink.example')).toBeTrue();
      expect(DyNTS_TestEmailSink_Service.shouldSink('x@e2e.test.futdevpro.local')).toBeFalse();
    });
  });

  describe('| extractLinks', () => {
    it('| minden href-et kinyer sorrendben', () => {
      const html: string =
        '<a href="https://x.hu/email-verification/tok3n">Verify</a> <a href="https://x.hu/reset">Reset</a>';
      expect(DyNTS_TestEmailSink_Service.extractLinks(html)).toEqual([
        'https://x.hu/email-verification/tok3n',
        'https://x.hu/reset',
      ]);
    });

    it('| ures/undefined html → ures tomb', () => {
      expect(DyNTS_TestEmailSink_Service.extractLinks(undefined)).toEqual([]);
      expect(DyNTS_TestEmailSink_Service.extractLinks('<p>no links</p>')).toEqual([]);
    });
  });
});