fix: 현재 스트릭 오류 수정 (#80)

Author: w8385

lib/features/home/bloc/home_bloc.dart

@@ -3,6 +3,7 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:meta/meta.dart';
 import 'package:shared_preferences_repository/shared_preferences_repository.dart';
 import 'package:solved_api/solved_api.dart';
+import 'package:timezone/timezone.dart' as tz;
 import 'package:user_repository/user_repository.dart';
 
 part "home_event.dart";
@@ -51,7 +52,22 @@ class HomeBloc extends Bloc<HomeEvent, HomeState> {
       final badges = await _userRepository.getBadges(_handle);
       final streak = await _userRepository.getStreak(_handle, "default");
 
-      late bool solvedToday = streak.currentStreak > 0;
+      streak.grass.sort((a, b) {
+        if (a.year != b.year) {
+          return a.year.compareTo(b.year);
+        } else if (a.month != b.month) {
+          return a.month.compareTo(b.month);
+        } else {
+          return a.day.compareTo(b.day);
+        }
+      });
+
+      tz.TZDateTime? today =
+          tz.TZDateTime.now(tz.UTC).add(const Duration(hours: 3));
+
+      late bool solvedToday = today.year == streak.grass.last.year &&
+          today.month == streak.grass.last.month &&
+          today.day == streak.grass.last.day;
 
       final tagRatings = await _userRepository.getTagRatings(_handle);
       final problemStats = await _userRepository.getProblemStats(_handle);