import 'dart:convert';
import 'dart:io';

import 'package:flutter_test/flutter_test.dart';
import 'package:words999/models/culture_branch.dart';
import 'package:words999/models/word_model.dart';

void main() {
  final kb = json.decode(File('assets/data/oracle_kb.json').readAsStringSync()) as Map<String, dynamic>;

  test('Cyrillic word boundaries work (Dart \\b is ASCII-only)', () {
    final sumer = kCultureBranches.firstWhere((b) => b.id == 'sumer');
    expect(sumer.matches(' В Шумере знак UD '), isTrue);
    expect(sumer.matches(' безутешный '), isFalse); // "уту" inside a word must not match
  });

  test('ДЕНЬ is decomposed into many human traditions', () {
    final w = const WordItem(id: 6, word: 'день', partOfSpeech: '', frequency: 1)
        .enrichWithKb(kb['день'] as Map<String, dynamic>);
    final c = w.resolvedCultures;
    for (final name in [
      'Шумер и Месопотамия',
      'Древний Египет',
      'Иудейская традиция и Каббала',
      'Античность (Греция и Рим)',
      'Кельты и друиды',
      'Древний Китай',
      'Полинезия и Океания',
      'Мезоамерика и Анды',
      'Алхимия и герметизм',
    ]) {
      expect(c.containsKey(name), isTrue, reason: 'missing $name; got ${c.keys}');
    }
  });

  test('НОЧЬ covers Islamic/Sufi and Sumerian layers', () {
    final w = const WordItem(id: 7, word: 'ночь', partOfSpeech: '', frequency: 1)
        .enrichWithKb(kb['ночь'] as Map<String, dynamic>);
    final c = w.resolvedCultures;
    expect(c.keys, containsAll(['Ислам и суфизм', 'Шумер и Месопотамия', 'Древний Египет', 'Древний Китай']));
  });

  test('explicit cultures override auto-extraction and survive toMap/fromMap', () {
    const w = WordItem(id: 1, word: 'x', partOfSpeech: '', frequency: 1, cultures: {'Славянская традиция': 'Навь'});
    final back = WordItem.fromMap(w.toMap());
    expect(back.resolvedCultures, {'Славянская традиция': 'Навь'});
  });
}