refactor: token storage 이름 변경 (#43)

Author: Neibce

frontend/ongi/lib/services/code_service.dart

@@ -1,14 +1,14 @@
 import 'dart:convert';
 import 'package:http/http.dart' as http;
-import 'package:ongi/utils/token_storage.dart';
+import 'package:ongi/utils/prefs_manager.dart';
 
 class CodeService {
   static const String baseUrl = 'https://ongi-1049536928483.asia-northeast3.run.app';
 
   Future<Map<String, dynamic>> familyCreate ({
     required String name,
   }) async {
-    final accessToken = await TokenStorage.getAccessToken();
+    final accessToken = await PrefsManager.getAccessToken();
 
     if (accessToken == null)
       throw Exception('AccessToken이 없습니다. 로그인 먼저 하세요.');

frontend/ongi/lib/services/family_join_service.dart

@@ -1,13 +1,13 @@
 import 'dart:convert';
 import 'package:http/http.dart' as http;
-import 'package:ongi/utils/token_storage.dart';
+import 'package:ongi/utils/prefs_manager.dart';
 
 class FamilyJoinService {
   static const String baseUrl = 'https://ongi-1049536928483.asia-northeast3.run.app';
   Future<Map<String, dynamic>> familyJoin ({
     required String code,
   }) async {
-    final accessToken = await TokenStorage.getAccessToken();
+    final accessToken = await PrefsManager.getAccessToken();
 
     if (accessToken == null)
       throw Exception('AccessToken이 없습니다. 로그인 먼저 하세요.');

frontend/ongi/lib/services/login_service.dart

@@ -1,7 +1,7 @@
 import 'dart:convert';
 import 'package:http/http.dart' as http;
 
-import '../utils/token_storage.dart';
+import '../utils/prefs_manager.dart';
 
 class LoginService {
   static const String baseUrl = 'https://ongi-1049536928483.asia-northeast3.run.app';
@@ -25,7 +25,8 @@ class LoginService {
 
     if (response.statusCode == 200) {
       final responseJson = jsonDecode(response.body);
-      await TokenStorage.saveAccessToken(responseJson["accessToken"]);
+      await PrefsManager.saveAccessToken(responseJson["accessToken"]);
+      await PrefsManager.saveUserName(responseJson["userInfo"]["name"]);
       return responseJson;
     } else {
       throw Exception('로그인 실패: ${response.statusCode} ${response.body}');

frontend/ongi/lib/services/user_service.dart

@@ -1,13 +1,13 @@
 import 'dart:convert';
 import 'package:http/http.dart' as http;
-import 'package:ongi/utils/token_storage.dart';
+import 'package:ongi/utils/prefs_manager.dart';
 
 class UserService {
   static const String baseUrl =
       'https://ongi-1049536928483.asia-northeast3.run.app';
 
   Future<Map<String, dynamic>> user() async {
-    final accessToken = await TokenStorage.getAccessToken();
+    final accessToken = await PrefsManager.getAccessToken();
 
     try {
       final response = await http.get(

…ontend/ongi/lib/utils/token_storage.dart …ontend/ongi/lib/utils/prefs_manager.dartfrontend/ongi/lib/utils/token_storage.dart renamed to frontend/ongi/lib/utils/prefs_manager.dart frontend/ongi/lib/utils/token_storage.dart renamed to frontend/ongi/lib/utils/prefs_manager.dart

@@ -1,7 +1,8 @@
 import 'package:shared_preferences/shared_preferences.dart';
 
-class TokenStorage {
+class PrefsManager {
   static const _accessTokenKey = 'accessToken';
+  static const _userNameKey = 'userName';
 
   static Future<void> saveAccessToken(String token) async {
     final prefs = await SharedPreferences.getInstance();
@@ -17,4 +18,14 @@ class TokenStorage {
     final prefs = await SharedPreferences.getInstance();
     await prefs.remove(_accessTokenKey);
   }
+
+  static Future<void> saveUserName(String name) async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setString(_userNameKey, name);
+  }
+
+  static Future<String?> getUserName() async {
+    final prefs = await SharedPreferences.getInstance();
+    return prefs.getString(_userNameKey);
+  }
 }