feat: refactor code

lib/feature/profile/domain/entities/profile_entity.dart

@@ -0,0 +1,44 @@
+/// آمار بازیِ کاربر (در صورت قفل بودن، null است).
+class ProfileStats {
+  final int games;
+  final int wins;
+  final int losses;
+  final int kotMade;
+  final int kotReceived;
+  final int cuts;
+  final int hakemCount;
+  const ProfileStats({
+    required this.games,
+    required this.wins,
+    required this.losses,
+    required this.kotMade,
+    required this.kotReceived,
+    required this.cuts,
+    required this.hakemCount,
+  });
+}
+
+/// موجودیتِ کاملِ پروفایل (نام/آواتار + خلاصه‌ی اقتصادی + آمار).
+class ProfileEntity {
+  final String name;
+  final String avatar;
+  final String mobile;
+  final int level;
+  final int trophies;
+  final int xpInto;
+  final int xpNext;
+  final bool vip;
+  final ProfileStats? stats; // null یعنی قفل (غیر VIP)
+
+  const ProfileEntity({
+    required this.name,
+    required this.avatar,
+    required this.mobile,
+    required this.level,
+    required this.trophies,
+    required this.xpInto,
+    required this.xpNext,
+    required this.vip,
+    required this.stats,
+  });
+}

lib/feature/profile/domain/repository/profile_repository.dart

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+import '../../../../core/resources/data_state.dart';
+import '../../../../core/usecase/use_case.dart';
+import '../entities/profile_entity.dart';
+
+abstract class ProfileRepository {
+  Future<DataState<ProfileEntity>> getProfile();
+  Future<DataState<String>> updateProfile(ProfileParams params);
+}

lib/feature/profile/domain/use_cases/get_profile_usecase.dart

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+import '../../../../core/resources/data_state.dart';
+import '../../../../core/usecase/use_case.dart';
+import '../entities/profile_entity.dart';
+import '../repository/profile_repository.dart';
+
+class GetProfileUseCase implements UseCase<DataState<ProfileEntity>, NoParams> {
+  final ProfileRepository repository;
+  GetProfileUseCase(this.repository);
+
+  @override
+  Future<DataState<ProfileEntity>> call(NoParams params) =>
+      repository.getProfile();
+}

lib/feature/profile/domain/use_cases/save_profile_usecase.dart

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+import '../../../../core/resources/data_state.dart';
+import '../../../../core/usecase/use_case.dart';
+import '../repository/profile_repository.dart';
+
+class SaveProfileUseCase implements UseCase<DataState<String>, ProfileParams> {
+  final ProfileRepository repository;
+  SaveProfileUseCase(this.repository);
+
+  @override
+  Future<DataState<String>> call(ProfileParams params) =>
+      repository.updateProfile(params);
+}