import 'package:test/test.dart';
import 'package:mnemo_cards_telegram_bot/share_request_model.dart';

void main() {
  group('ShareRequestModel', () {
    test('isFromToday returns true for today\'s request', () {
      final now = DateTime.now();
      final model = ShareRequestModel(
        telegramUserId: '123',
        requestedAt: now,
      );

      expect(model.isFromToday, isTrue);
    });

    test('isFromToday returns false for yesterday\'s request', () {
      final yesterday = DateTime.now().subtract(const Duration(days: 1));
      final model = ShareRequestModel(
        telegramUserId: '123',
        requestedAt: yesterday,
      );

      expect(model.isFromToday, isFalse);
    });

    test('isFromToday returns false for tomorrow\'s request', () {
      final tomorrow = DateTime.now().add(const Duration(days: 1));
      final model = ShareRequestModel(
        telegramUserId: '123',
        requestedAt: tomorrow,
      );

      expect(model.isFromToday, isFalse);
    });

    test('Can create ShareRequestModel with all fields', () {
      final model = ShareRequestModel(
        telegramUserId: '123456',
        telegramUsername: 'testuser',
        requestedAt: DateTime.now(),
        sharedCardId: 42,
      );

      expect(model.telegramUserId, equals('123456'));
      expect(model.telegramUsername, equals('testuser'));
      expect(model.sharedCardId, equals(42));
      expect(model.isFromToday, isTrue);
    });

    test('Can create ShareRequestModel with minimal fields', () {
      final now = DateTime.now();
      final model = ShareRequestModel(
        telegramUserId: '789',
        requestedAt: now,
      );

      expect(model.telegramUserId, equals('789'));
      expect(model.requestedAt, equals(now));
      expect(model.telegramUsername, isNull);
      expect(model.sharedCardId, isNull);
    });

    test('isFromToday works correctly at midnight boundaries', () {
      // Test at 23:59:59 of today
      final now = DateTime.now();
      final almostTomorrow = DateTime(now.year, now.month, now.day, 23, 59, 59);
      final modelToday = ShareRequestModel(
        telegramUserId: '123',
        requestedAt: almostTomorrow,
      );

      expect(modelToday.isFromToday, isTrue);

      // Test at 00:00:00 of tomorrow
      final actualTomorrow = DateTime(now.year, now.month, now.day)
          .add(const Duration(days: 1));
      final modelTomorrow = ShareRequestModel(
        telegramUserId: '123',
        requestedAt: actualTomorrow,
      );

      expect(modelTomorrow.isFromToday, isFalse);
    });
  });
}