refactor: auth 관련 리팩토링

lib/core/utils/message_utils.dart

@@ -2,24 +2,9 @@
 
 import 'package:palink_v2/data/models/ai_response.dart';
 import 'package:palink_v2/data/models/message_request.dart';
-import 'package:palink_v2/domain/models/chat/message.dart';
-import 'package:uuid/uuid.dart';
-
-class MessageUtils {
-  // 서버에 메시지 저장할 때 MessageDto 로 보내야함
-  // 서버에서 받은 메시지를 Message로 변환해서 사용해야함
-
-  // text 와 conversationId 를 주면 알아서 MessageDto 만드는 것.
-  static MessageRequest createUserMessageDto(String text, int conversationId) {
-    return MessageRequest(
-      sender: true,
-      messageText: text,
-      timestamp: DateTime.now().toIso8601String(),
-      conversationId: conversationId,
-    );
-  }
 
 
+class MessageUtils {
   // AIResponse 객체를 MessageDto 로 변환
   static MessageRequest convertAIMessageToMessageDto(
       AIResponse aiResponse, int conversationId) {

lib/data/api/auth_api.dart

@@ -1,5 +1,7 @@
 import 'package:dio/dio.dart';
-import 'package:palink_v2/domain/models/user/user.dart';
+import 'package:palink_v2/data/models/user/user_create_request.dart';
+import 'package:palink_v2/data/models/user/user_login_request.dart';
+import 'package:palink_v2/data/models/user/user_response.dart';
 import 'package:retrofit/http.dart';
 part 'auth_api.g.dart';
 
@@ -8,15 +10,12 @@ part 'auth_api.g.dart';
 abstract class AuthApi {
   factory AuthApi(Dio dio, {String baseUrl}) = _AuthApi;
 
-  static const String _loginEndpoint = "/api/user/login";
-  static const String _registerEndpoint = "/api/user/register";
 
+  @POST("/login")
+  Future<UserResponse?> login(@Body() UserLoginRequest body);
 
-  @POST(_loginEndpoint)
-  Future<User?> login(@Body() Map<String, dynamic> body);
 
-
-  @POST(_registerEndpoint)
-  Future<User> signUp(@Body() Map<String, dynamic> body);
+  @POST("/users")
+  Future<UserResponse> signUp(@Body() UserCreateRequest body);
 
 }

lib/data/api/openai_service.dart

@@ -4,8 +4,9 @@ import 'package:langchain_openai/langchain_openai.dart';
 import 'package:palink_v2/core/constants/app_url.dart';
 import 'package:palink_v2/core/constants/prompts.dart';
 import 'package:palink_v2/data/models/ai_response.dart';
-import 'package:palink_v2/domain/models/character/character.dart';
-import 'package:palink_v2/domain/models/user/user.dart';
+import 'package:palink_v2/domain/entities/character/character.dart';
+import 'package:palink_v2/domain/entities/user/user.dart';
+
 
 class OpenAIService {
   String? get apiKey => AppUrl().apiKey;

lib/data/mapper/character_mapper.dart

@@ -1,6 +1,8 @@
 // data/mappers/character_mapper.dart
+
+
 import 'package:palink_v2/data/entities/character_entity.dart';
-import 'package:palink_v2/domain/models/character/character.dart';
+import 'package:palink_v2/domain/entities/character/character.dart';
 
 class CharacterMapper {
   static Character fromEntity(CharacterEntity entity) {

lib/data/mapper/login_mapper.dart

@@ -0,0 +1,13 @@
+// data/mappers/login_mapper.dart
+import 'package:palink_v2/data/models/user/user_login_request.dart';
+import 'package:palink_v2/domain/entities/auth/login_model.dart';
+
+
+extension LoginMapper on LoginModel {
+  UserLoginRequest toData() {
+    return UserLoginRequest(
+      accountId: accountId,
+      password: password,
+    );
+  }
+}

lib/data/mapper/mindset_mappder.dart

@@ -1,5 +1,6 @@
 import 'package:palink_v2/data/entities/mindset_entity.dart';
-import 'package:palink_v2/domain/models/mindset/mindset.dart';
+import 'package:palink_v2/domain/entities/mindset/mindset.dart';
+
 
 class MindsetMapper {
   static Mindset fromEntity(MindsetEntity entity) {

lib/data/mapper/signup_mapper.dart

@@ -0,0 +1,15 @@
+// data/mappers/signup_mapper.dart
+import 'package:palink_v2/data/models/user/user_create_request.dart';
+import 'package:palink_v2/domain/entities/auth/signup_model.dart';
+
+extension SignupMapper on SignupModel {
+  UserCreateRequest toData() {
+    return UserCreateRequest(
+      accountId: accountId,
+      name: name,
+      age: age,
+      personalityType: personalityType,
+      password: password,
+    );
+  }
+}

lib/data/mapper/user_mapper.dart

@@ -0,0 +1,17 @@
+// data/mappers/user_mapper.dart
+import 'package:palink_v2/domain/entities/user/user.dart';
+
+import '../models/user/user_response.dart';
+
+extension UserMapper on UserResponse {
+  User toDomain() {
+    return User(
+      accountId: accountId,
+      name: name,
+      age: age,
+      personalityType: personalityType,
+      userId: userId,
+    );
+  }
+}
+

lib/data/models/message_response.dart

@@ -1,6 +1,4 @@
 import 'package:json_annotation/json_annotation.dart';
-import 'package:palink_v2/domain/models/chat/message.dart';
-
 part 'message_response.g.dart';
 
 @JsonSerializable()

lib/data/models/user/user_create_request.dart

@@ -0,0 +1,25 @@
+// data/entities/user_create_request.dart
+import 'package:json_annotation/json_annotation.dart';
+
+part 'user_create_request.g.dart';
+
+@JsonSerializable()
+class UserCreateRequest {
+  final String accountId;
+  final String name;
+  final int age;
+  final String personalityType;
+  final String password;
+
+  UserCreateRequest({
+    required this.accountId,
+    required this.name,
+    required this.age,
+    required this.personalityType,
+    required this.password,
+  });
+
+  factory UserCreateRequest.fromJson(Map<String, dynamic> json) => _$UserCreateRequestFromJson(json);
+
+  Map<String, dynamic> toJson() => _$UserCreateRequestToJson(this);
+}

lib/data/models/user/user_login_request.dart

@@ -0,0 +1,19 @@
+// data/entities/user_create_request.dart
+import 'package:json_annotation/json_annotation.dart';
+
+part 'user_login_request.g.dart';
+
+@JsonSerializable()
+class UserLoginRequest {
+  final String accountId;
+  final String password;
+
+  UserLoginRequest({
+    required this.accountId,
+    required this.password,
+  });
+
+  factory UserLoginRequest.fromJson(Map<String, dynamic> json) => _$UserLoginRequestFromJson(json);
+
+  Map<String, dynamic> toJson() => _$UserLoginRequestToJson(this);
+}

lib/data/models/user/user_response.dart

@@ -0,0 +1,25 @@
+// data/entities/user_response.dart
+import 'package:json_annotation/json_annotation.dart';
+
+part 'user_response.g.dart';
+
+@JsonSerializable()
+class UserResponse {
+  final String accountId;
+  final String name;
+  final int age;
+  final String personalityType;
+  final int userId;
+
+  UserResponse({
+    required this.accountId,
+    required this.name,
+    required this.age,
+    required this.personalityType,
+    required this.userId,
+  });
+
+  factory UserResponse.fromJson(Map<String, dynamic> json) => _$UserResponseFromJson(json);
+
+  Map<String, dynamic> toJson() => _$UserResponseToJson(this);
+}

lib/data/repository/ai_repositoryImpl.dart

@@ -3,10 +3,8 @@ import 'package:langchain/langchain.dart';
 import 'package:langchain_openai/langchain_openai.dart';
 import 'package:palink_v2/core/constants/prompts.dart';
 import 'package:palink_v2/data/models/ai_response.dart';
-import 'package:palink_v2/data/models/message_request.dart';
-import 'package:palink_v2/domain/models/analysis_dto/analysis_dto.dart';
-import 'package:palink_v2/domain/models/chat/message.dart';
-import 'package:palink_v2/domain/models/tip/tip_dto.dart';
+import 'package:palink_v2/domain/entities/analysis/analysis_dto.dart';
+import 'package:palink_v2/domain/entities/tip/tip.dart';
 import 'package:palink_v2/domain/repository/ai_repository.dart';
 
 class AIRepositoryImpl implements AIRepository {