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

import 'package:flutter_test/flutter_test.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:words999/services/day_numerology.dart';
import 'package:words999/services/words_repository.dart';

void main() {
  TestWidgetsFlutterBinding.ensureInitialized();

  setUpAll(() async {
    SharedPreferences.setMockInitialValues({});
    await WordsRepository().init(remoteDailyShuffle: false);
  });

  test('calendar reduction keeps master numbers', () {
    expect(DayNumerology.reduce(11), 11);
    expect(DayNumerology.reduce(22), 22);
    expect(DayNumerology.reduce(33), 33);
    expect(DayNumerology.reduce(29), 11);
    expect(DayNumerology.reduce(2026), 1);
    expect(DayNumerology.reduce(10), 1);

    final ordinary = DayNumerology.ofDate(DateTime(2026, 10, 5));
    expect(ordinary.value, 7);
    expect(ordinary.word, 'семь');
    expect(ordinary.formula, '5 + 1 + 1 = 7');

    expect(DayNumerology.ofDate(DateTime(2016, 1, 1)).value, 11);
    expect(DayNumerology.ofDate(DateTime(2016, 2, 11)).value, 22);
    expect(DayNumerology.ofDate(DateTime(2009, 11, 29)).value, 33);
  });

  test('code words and twelve stations live inside the thousand', () {
    final repo = WordsRepository();
    for (final name in DayNumerology.words.values) {
      expect(repo.getWordByName(name), isNotNull, reason: name);
    }

    final file = File('assets/data/traditions_canon.json');
    final canon = json.decode(file.readAsStringSync()) as Map<String, dynamic>;
    final numerology = canon['numerology'] as Map<String, dynamic>;
    final stations = numerology['stations'] as List;
    expect(stations, hasLength(12));
    for (final raw in stations) {
      final station = raw as Map<String, dynamic>;
      final primary = station['primary'] as Map<String, dynamic>;
      final word = primary['word'] as String;
      final item = repo.getWordByName(word);
      expect(item, isNotNull, reason: word);
      expect(item!.id, primary['id']);
      expect((station['name'] as String).isNotEmpty, isTrue);
    }
  });
}