App.razor.cs

@@ -8,17 +8,17 @@ namespace Front;
 public partial class App : ComponentBase
 {
     [Inject] private APIService API { get; set; } = default!;
-    [Inject] private CookieService Cookie { get; set; } = default!;
+    [Inject] private StorageService StorageService { get; set; } = default!;
     
     
     protected override async Task OnAfterRenderAsync(bool firstRender)
     {
         if (firstRender)
         {
-            var cookie = await Cookie.GetCookieAsync("Web_AM_Connect_Key");
+            var headerValue = await StorageService.GetItemAsync("Web_AM_Connect_Key");
 
             // 값 없으면 API 호출
-            if (string.IsNullOrEmpty(cookie))
+            if (string.IsNullOrEmpty(headerValue))
             {
                 var response = await API.GetJsonAsync<APIHeader, AppHeader>(
                     "/api/v1/in/app",
@@ -30,7 +30,7 @@ public partial class App : ComponentBase
                     });
                 if (!string.IsNullOrEmpty(response.data.header))
                 {
-                    await Cookie.SetCookieAsync("Web_AM_Connect_Key", response.data.header);
+                    await StorageService.SetItemAsync("Web_AM_Connect_Key", response.data.header);
                 }
             }
         }

Front.csproj

@@ -11,6 +11,7 @@
     <ItemGroup>
         <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.0.8"/>
         <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.8" PrivateAssets="all"/>
+        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.10" />
     </ItemGroup>
 
     <ItemGroup>
@@ -27,7 +28,7 @@
 
     <ItemGroup>
       <Folder Include="Program\ViewModels\" />
-      <Folder Include="Program\Views\Academy\" />
+      <Folder Include="Program\Views\Project\FooterLink\" />
       <Folder Include="wwwroot\Resources\" />
     </ItemGroup>
 

Program.cs

@@ -4,12 +4,16 @@ using Microsoft.Extensions.Configuration;
 
 using Front;
 using Front.Program.Services;
+using Front.Program.ViewModels;
 
 var builder = WebAssemblyHostBuilder.CreateDefault(args);
 
 builder.RootComponents.Add<App>("#app");
 builder.RootComponents.Add<HeadOutlet>("head::after");
 
+// 설정 파일 로드
+// builder.Configuration.AddJsonFile("appsettings.json", optional: false);
+builder.Configuration.AddJsonFile($"appsettings.{builder.HostEnvironment.Environment}.json", optional: true);
 
 builder.Services.AddScoped(sp => //new HttpClient
 {
@@ -30,10 +34,11 @@ builder.Services.AddScoped(sp => //new HttpClient
 
 // SCOPED 으로 등록된 서비스는 DI 컨테이너에 등록된 서비스의 인스턴스를 사용합니다.
 builder.Services.AddScoped<APIService>();
-builder.Services.AddScoped<CookieService>();
-// builder.Services.AddRazorPages();
-// builder.Services.AddServerSideBlazor();
-builder.Services.AddScoped<LoadingService>();
+builder.Services.AddScoped<SecureService>();
+builder.Services.AddScoped<StorageService>();
+builder.Services.AddScoped<QueryParamService>();
 
+builder.Services.AddScoped<LoadingService>();
+builder.Services.AddScoped<UserStateService>();
 
 await builder.Build().RunAsync();

Program/Layout/MainLayout.razor

@@ -5,25 +5,43 @@
     
     <!-- Top 영역 -->
     @* <TopBanner /> *@
-    @if (!isHideTop)
+     
+    @if(isAcademy)
     {
-        <TopNav />
+        <div class="flex flex-1 flex-col md:flex-row">
+            @if (!isIntro && UserStateService.isLogin)
+            {
+                <div class="hidden md:block w-64 bg-white shadow-lg border-r border-gray-200 fixed top-0 bottom-0">
+                    <LeftSideAcademy/>
+                </div>
+                <div class="flex flex-1 flex-col md:ml-64">
+                    <div class="fixed top-0 right-0 left-64 z-10">
+                        <TopNavAcademy/>
+                    </div>
+                    <div class="flex-1 mt-16">
+                        @Body
+                    </div>
+                </div>
+            }
+            else
+            {
+                <main class="flex-1 w-full w-max-960 mx-auto">
+                    @Body
+                </main>
+            }
+        </div>
     }
-
-    <!-- 본문 영역 -->
-    <div class="flex flex-1 flex-col md:flex-row">
-        
-        @* <!-- 사이드 메뉴 --> *@
-        @* <div class="hidden md:block md:w-64 bg-white shadow"> *@
-        @*     <SideNav /> *@
-        @* </div> *@
-
+    else 
+    {
+        @if (!isHidePrjTop)
+        {
+            <TopProjectNav />
+        }   
         <!-- 본문 컨텐츠 -->
-        @* <main class="flex-1 p-4 sm:p-6 md:p-8"> *@
         <main class="flex-1 w-full w-max-960 mx-auto">
             @Body
         </main>
-    </div>
+    }
 
     <!-- 플로팅 버튼 -->
     <FloatingButton />

Program/Layout/MainLayout.razor.cs

@@ -1,31 +1,37 @@
 using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Components.Routing;
+
 using Front.Program.Views.Project;
+using Front.Program.Views.Academy;
 using Front.Program.Services;
+using Front.Program.ViewModels;
 
 namespace Front.Program.Layout;
 
 public partial class MainLayout : LayoutComponentBase, IDisposable
 {
-    [Inject]
-    NavigationManager Navigation { get; set; } = default!;
+    [Inject] NavigationManager Navigation { get; set; } = default!;
+    [Inject] LoadingService LoadingService { get; set; } = default!;
+    [Inject] UserStateService UserStateService { get; set; } = default!;
 
-    [Inject]
-    LoadingService LoadingService { get; set; } = default!;
-
-    // protected bool isHideTop => Navigation.Uri.Contains("/auth");
-    protected bool isHideTop => Navigation.ToBaseRelativePath(Navigation.Uri).Equals("auth", StringComparison.OrdinalIgnoreCase);
-
-    public static bool IsLoading { get; set; }
-    public static IndicateType CurrentType { get; set; } = IndicateType.Page;
+    // 경로의 시작 부분
+    // protected bool isHidePrjTop => Navigation.ToBaseRelativePath(Navigation.Uri).StartsWith("auth", StringComparison.OrdinalIgnoreCase);
+    // 경로의 끝 부분
+    protected bool isHidePrjTop => Navigation.ToBaseRelativePath(Navigation.Uri).EndsWith("auth", StringComparison.OrdinalIgnoreCase);
+    protected bool isAcademy => Navigation.ToBaseRelativePath(Navigation.Uri).StartsWith("am", StringComparison.OrdinalIgnoreCase);
+    
+    // 경로 일치
+    protected bool isIntro => Navigation.ToBaseRelativePath(Navigation.Uri).Equals("am/intro", StringComparison.OrdinalIgnoreCase);
 
     protected override void OnInitialized()
     {
         LoadingService.OnChange += StateHasChanged;
         Navigation.LocationChanged += HandleLocationChanged;
+        HandleLocationChanged(this, new LocationChangedEventArgs(Navigation.Uri, false));
     }
 
-    private void HandleLocationChanged(object? sender, LocationChangedEventArgs e)
+    // 페이지의 URL이 변경될 때마다 실행되는 이벤트 핸들러
+    private async void HandleLocationChanged(object? sender, LocationChangedEventArgs e)
     {
         LoadingService.HideNavigationLoading();
     }
@@ -35,15 +41,4 @@ public partial class MainLayout : LayoutComponentBase, IDisposable
         LoadingService.OnChange -= StateHasChanged;
         Navigation.LocationChanged -= HandleLocationChanged;
     }
-
-    public static void ShowLoading(IndicateType type = IndicateType.Page)
-    {
-        IsLoading = true;
-        CurrentType = type;
-    }
-
-    public static void HideLoading()
-    {
-        IsLoading = false;
-    }
 }

Program/Models/AcademyModels.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Front.Program.Models;
+
+public class Academy
+{
+    public required string bid { get; set; }
+    public string business_name { get; set; } = string.Empty;
+    public string business_owner { get; set; } = string.Empty;
+    public string businessOwnerUID { get; set; } = string.Empty;
+    public string business_number { get; set; } = string.Empty;
+    public DateTime business_date { get; set; }
+    public string business_address { get; set; } = string.Empty;
+    public string business_contact { get; set; } = string.Empty;
+    public string uid { get; set; } = string.Empty;
+}
+
+public class SimpleAcademy
+{
+    public required string bid { get; set; }
+    public string business_name { get; set; } = string.Empty;
+}

Program/Models/UserData.cs

@@ -0,0 +1,13 @@
+namespace Front.Program.Models;
+
+public class UserData
+{
+    public string Uid { get; set; } = string.Empty;
+    public string Name { get; set; } = string.Empty;
+    public DateTime? Birth { get; set; }
+    public string Type { get; set; } = string.Empty;
+    public string? DeviceId { get; set; }
+    public bool AutoLoginYn { get; set; }
+    public DateTime LoginDate { get; set; }
+    public string? PushToken { get; set; }
+}

Program/Services/APIService.cs

@@ -28,4 +28,16 @@ public class APIService
         var response = await _http.GetFromJsonAsync<APIResponseStatus<TResponse>>($"{url}?{parameter}");
         return response;
     }
-}
+
+}
+
+/*
+dynamic 타입을 사용하면:
+타입 안전성이 떨어집니다
+컴파일 타임에 오류를 잡을 수 없습니다
+런타임에 예상치 못한 오류가 발생할 수 있습니다
+현재 Register.razor.cs에서 JsonElement를 사용하는 방식이 더 안전할 수 있습니다. 왜냐하면:
+JSON 응답의 구조를 명시적으로 확인할 수 있습니다 (TryGetProperty 사용)
+각 속성의 타입을 명확하게 처리할 수 있습니다
+예상치 못한 데이터 구조에 대해 더 안전하게 대응할 수 있습니다
+*/

Program/Services/CookieService.cs

@@ -1,29 +0,0 @@
-using Microsoft.AspNetCore.Components;
-using Microsoft.JSInterop;
-
-namespace Front.Program.Services;
-
-public class CookieService
-{
-    private readonly IJSRuntime _js;
-
-    public CookieService(IJSRuntime js)
-    {
-        _js = js;
-    }
-    
-    public async Task SetCookieAsync(string key, string value)
-    {
-        await _js.InvokeVoidAsync("setCookie", key, value, 1);
-    }
-    
-    public async Task<string?> GetCookieAsync(string key)
-    {
-        return await _js.InvokeAsync<string>("getCookie", key);
-    }
-    
-    public async Task DeleteCookieAsync(string key)
-    {
-        await _js.InvokeVoidAsync("deleteCookie", key);
-    }
-}

Program/Services/LoadingService.cs

@@ -1,20 +1,21 @@
-using Front.Program.Views.Project;
+// using Front.Program.Views.Project.Common;
+
+using Front.Program.Models;
 using Microsoft.AspNetCore.Components;
 
 namespace Front.Program.Services;
+// 뷰를 참조 안하고도 로딩 상태를 알 수 있게 바꾸기
 
 public class LoadingService
 {
     public bool IsLoading { get; private set; }
-    public IndicateType CurrentType { get; private set; } = IndicateType.Page;
     private bool isNavigationLoading { get; set; }
 
     public event Action? OnChange;
 
-    public void ShowLoading(IndicateType type = IndicateType.Page, bool isNavigation = false)
+    public void ShowLoading(bool isNavigation = false)
     {
         IsLoading = true;
-        CurrentType = type;
         isNavigationLoading = isNavigation;
         NotifyStateChanged();
     }

Program/Services/QueryParamService.cs

@@ -0,0 +1,42 @@
+using Microsoft.AspNetCore.Components;
+using Microsoft.EntityFrameworkCore.Metadata.Internal;
+
+namespace Front.Program.Services;
+
+public class QueryParamService
+{
+    public Dictionary<string, string> ParseQueryParam(System.Uri uri)
+    {
+        var result = new Dictionary<string, string>();
+        if (!string.IsNullOrEmpty(uri.Query))
+        {
+            var query = uri.Query.TrimStart('?');
+            var parameters = query.Split('&')
+                .Select(p => p.Split('='))
+                .Where(p => p.Length == 2)
+                .ToDictionary(p => p[0], p => p[1]);
+            result = parameters;
+        }
+
+        return result;
+    }
+
+    public async Task AuthCheck(Dictionary<string, string> parameters, StorageService storageService)
+    {
+        if (parameters.TryGetValue("auth", out var auth))
+        {
+            Console.WriteLine($"auth 파라미터 값: {auth}");
+            if (auth == "true")
+            {
+                await storageService.SetItemAsync("IsLogin", "true");
+                Console.WriteLine("로그인 상태를 true로 설정했습니다.");
+            }
+            else
+            {
+                await storageService.RemoveItemAsync("IsLogin");
+                Console.WriteLine("로그인 상태를 제거했습니다.");
+                
+            }
+        }
+    }
+}

Program/Services/SecureService.cs

@@ -0,0 +1,120 @@
+using System.Security.Cryptography;
+using System.Text;
+using Microsoft.JSInterop;
+using System.Text.Json;
+using Microsoft.AspNetCore.Components.WebAssembly.Hosting;
+
+namespace Front.Program.Services;
+
+public class SecureService
+{
+    private readonly ILogger<SecureService> _logger;
+    private readonly IJSRuntime _jsRuntime;
+    private readonly IWebAssemblyHostEnvironment _environment;
+    private string? _key;
+    private string? _iv;
+    private Task? _initializationTask;
+
+    public SecureService(
+        ILogger<SecureService> logger, 
+        IJSRuntime jsRuntime,
+        IWebAssemblyHostEnvironment environment)
+    {
+        _logger = logger;
+        _jsRuntime = jsRuntime;
+        _environment = environment;
+        _initializationTask = InitializeAsync();
+    }
+
+    private async Task InitializeAsync()
+    {
+        try
+        {
+            var configFile = $"appsettings.{_environment.Environment}.json";
+            _logger.LogInformation($"설정 파일 로드: {configFile}");
+            
+            var config = await _jsRuntime.InvokeAsync<JsonElement>("loadConfig", configFile);
+            if (config.ValueKind == JsonValueKind.Null)
+            {
+                throw new InvalidOperationException($"설정 파일을 로드할 수 없습니다: {configFile}");
+            }
+            
+            var security = config.GetProperty("Security");
+            _key = security.GetProperty("EncryptionKey").GetString() 
+                ?? throw new ArgumentNullException("Security:EncryptionKey");
+            _iv = security.GetProperty("EncryptionIV").GetString() 
+                ?? throw new ArgumentNullException("Security:EncryptionIV");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError($"설정 로드 중 오류 발생: {ex.Message}");
+            throw;
+        }
+    }
+
+    private async Task EnsureInitializedAsync()
+    {
+        if (_initializationTask != null)
+        {
+            await _initializationTask;
+            _initializationTask = null;
+        }
+    }
+
+    private byte[] GetKeyBytes(string key)
+    {
+        using (var sha256 = SHA256.Create())
+        {
+            return sha256.ComputeHash(Encoding.UTF8.GetBytes(key));
+        }
+    }
+
+    private byte[] GetIVBytes(string iv)
+    {
+        using (var sha256 = SHA256.Create())
+        {
+            var hash = sha256.ComputeHash(Encoding.UTF8.GetBytes(iv));
+            return hash.Take(16).ToArray(); // IV는 16바이트만 필요
+        }
+    }
+
+    public async Task<string> EncryptAsync(string plainText)
+    {
+        await EnsureInitializedAsync();
+        
+        if (_key == null || _iv == null)
+            throw new InvalidOperationException("암호화 키가 초기화되지 않았습니다.");
+
+        try
+        {
+            return await _jsRuntime.InvokeAsync<string>("encryptText", plainText, _key, _iv);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError($"암호화 중 오류 발생: {ex.Message}");
+            throw;
+        }
+    }
+
+    public async Task<string> DecryptAsync(string cipherText)
+    {
+        await EnsureInitializedAsync();
+        
+        if (_key == null || _iv == null)
+            throw new InvalidOperationException("암호화 키가 초기화되지 않았습니다.");
+
+        try
+        {
+            return await _jsRuntime.InvokeAsync<string>("decryptText", cipherText, _key, _iv);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError($"복호화 중 오류 발생: {ex.Message}");
+            throw;
+        }
+    }
+
+    // 동기 메서드는 비동기 메서드를 호출하도록 수정
+    public string Encrypt(string plainText) => EncryptAsync(plainText).GetAwaiter().GetResult();
+    public string Decrypt(string cipherText) => DecryptAsync(cipherText).GetAwaiter().GetResult();
+} 

Program/Services/StorageService.cs

@@ -0,0 +1,83 @@
+using Microsoft.AspNetCore.Components;
+using Microsoft.JSInterop;
+
+namespace Front.Program.Services;
+
+public enum STORAGE_TYPE
+{
+    Cookie,
+    Local,
+    Session
+}
+
+public class StorageService
+{
+    private readonly IJSRuntime _js;
+
+    public StorageService(IJSRuntime js)
+    {
+        _js = js;
+    }
+    
+    public async Task SetItemAsync(string key, string value, STORAGE_TYPE type = STORAGE_TYPE.Session, int expire_time = 1)
+    {
+        await (type switch
+        {
+            STORAGE_TYPE.Cookie => _js.InvokeVoidAsync("setCookie", key, value, expire_time),
+            STORAGE_TYPE.Local => _js.InvokeVoidAsync("localStorage.setItem", key, value),
+            STORAGE_TYPE.Session => _js.InvokeVoidAsync("sessionStorage.setItem", key, value),
+            _ => throw new ArgumentException("Invalid storage type")
+        });
+    }
+    
+    public async Task<string?> GetItemAsync(string key, STORAGE_TYPE type = STORAGE_TYPE.Session)
+    {
+        return type switch
+        {
+            STORAGE_TYPE.Cookie => await _js.InvokeAsync<string>("getCookie", key),
+            STORAGE_TYPE.Local => await _js.InvokeAsync<string>("localStorage.getItem", key),
+            STORAGE_TYPE.Session => await _js.InvokeAsync<string>("sessionStorage.getItem", key),
+            _ => null
+        };
+    }
+    
+    public async Task<bool> RemoveItemAsync(string key, STORAGE_TYPE type = STORAGE_TYPE.Session)
+    {
+        try
+        {
+            await (type switch
+            {
+                STORAGE_TYPE.Cookie => _js.InvokeVoidAsync("deleteCookie", key),
+                STORAGE_TYPE.Local => _js.InvokeVoidAsync("localStorage.removeItem", key),
+                STORAGE_TYPE.Session => _js.InvokeVoidAsync("sessionStorage.removeItem", key),
+                _ => throw new ArgumentException("Invalid storage type")
+            });
+            return true;
+        }
+        catch
+        {
+            return false;
+        }
+    }
+} 
+
+/* 스토리지 종류
+1.  Cookie 
+    만료일 : 명시적으로 설정이 가능 (설정에 따라 그 값을 변경 가능)
+    접근성 : 서버와 클라이언트 모두 접근이 가능함
+    특징
+        1. HTTP 요청마다 서버로 전송이 되며 도메인/경로 제한이 가능하다.
+        2. HttpOnly나 secure 옵션으로 보안 설정이 가능하다.
+2. Local
+    만료일 : 브라우저 데이터 삭제 전까지는 영구 보관 가능
+    접근성 : 클라이언트 측에서 JS 를 통해서만 접근이 가능
+    특징
+        1. 도메인별로 분리된 저장소로 동기적인 동작이 된다.
+        2. 문자열만 저장이 가능하다.
+3. Sesson
+    만료일 : 브라우저의 탭/창 닫을 때 까지 보관 (닫게 되면 삭제)
+    접근성 : 클라이언트 측에서 JS 를 통해서만 접근이 가능
+    특징 
+        1. 탭/창 별로 불리된 저장소며 동기적인 동작이 가능하다.
+        2. 문자열만 저장이 가능하다.
+        */

Program/Services/UserStateService.cs

@@ -0,0 +1,167 @@
+using System.Text.Json;
+using Front.Program.Services;
+using Front.Program.Models;
+using Microsoft.JSInterop;
+
+namespace Front.Program.ViewModels;
+
+public class UserStateService(StorageService _storageService,SecureService _secureService, IJSRuntime _js) 
+{
+    public UserData UserData { get; set; } = new UserData();
+    
+    public bool isFirstCheck { get; set; } = false;
+    public bool isLogin { get; set; } = false;
+    
+    
+    public async Task<(bool success, UserData? userData)> GetUserDataFromStorageAsync()
+    {
+        try
+        {
+            var encUserData = await _storageService.GetItemAsync("USER_DATA");
+            
+            if (!string.IsNullOrEmpty(encUserData))
+            {
+                
+                var decUserData = await _secureService.DecryptAsync(encUserData);
+
+                var userData = JsonSerializer.Deserialize<UserData>(decUserData,
+                    new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+                
+                Console.WriteLine($"UserData: {userData.Name}, {userData.Type}");
+                
+                
+                return (true, userData);
+            }
+            else
+            {
+                return (false, null);
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"Error [GetUserDataFormAsync] : {ex.Message}");
+            return (false, null);
+        }
+    }
+
+    public async Task<(bool success, UserData? userData)> GetUserDataFromServerAsync()
+    {
+        
+        var headerValue = await _storageService.GetItemAsync("Web_AM_Connect_Key");
+        if (string.IsNullOrEmpty(headerValue)) return (false, null);
+        
+        var args = new {
+            url = "/api/v1/in/user",
+            method = "GET",
+            headerKey = "Web_AM_Connect_Key",
+            headerValue = headerValue,
+            token = "VO00"
+        };
+        
+        var response = await _js.InvokeAsync<JsonElement>(
+            "fetchWithHeaderAndReturnUrl",
+            args
+        );
+        
+        // var response = await _js.InvokeAsync<JsonElement>("fetchWithHeaderAndReturnUrl", 
+        //     "/api/v1/in/user/", 
+        //     "GET", 
+        //     "Web_AM_Connect_Key", 
+        //     headerValue);
+        
+        Console.WriteLine($"JSON 응답: {response.ToString()}");
+
+        if (response.TryGetProperty("data", out var dataElement))
+        {
+            try
+            {
+                // 전체 데이터 암호화 저장
+                var userDataJson = dataElement.ToString();
+                var userData = JsonSerializer.Deserialize<UserData>(userDataJson,
+                    new JsonSerializerOptions { PropertyNameCaseInsensitive = true });
+                    
+                if (userData != null && !string.IsNullOrEmpty(userData.Name))
+                {
+                    var encryptedData = await _secureService.EncryptAsync(userDataJson);
+                    await _storageService.SetItemAsync("USER_DATA", encryptedData);
+                    return (true, userData);
+                }
+                else
+                {
+                    Console.WriteLine("사용자 데이터에 필수 정보가 없습니다");
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"사용자 데이터 처리 중 오류: {ex.Message}");
+            }
+        }
+
+        Console.WriteLine("사용자 데이터를 찾을 수 없습니다");
+        return (false, null);
+    } 
+
+    public async Task<bool> GetUserDataAsync()
+    {
+        try
+        {
+            Console.WriteLine("GetUserDataAsync 호출됨");
+            // 로그인 상태가 아니라면 애초에 할 필요 없음
+            if (await _storageService.GetItemAsync("IsLogin") != "true")
+            {
+                isLogin = false;
+                return false;
+            }
+
+            var userDataForm = await GetUserDataFromStorageAsync();
+
+            if (userDataForm.success && userDataForm.userData != null)
+            {
+                // 사용자 데이터가 성공적으로 로드되었을 때의 로직
+                UserData = userDataForm.userData;
+                isLogin = true;
+                return true;
+            }
+            else
+            {
+                var userDataFromServer = await GetUserDataFromServerAsync();
+                if (userDataFromServer.success && userDataFromServer.userData != null)
+                {
+                    // 서버에서 사용자 데이터를 성공적으로 로드했을 때의 로직
+                    UserData = userDataFromServer.userData;
+                    isLogin = true;
+                    return true;
+                }
+                else
+                {
+                    // 사용자 데이터를 로드하지 못했을 때의 로직
+                    Console.WriteLine("사용자 데이터를 로드하지 못했습니다.");
+                    isLogin = false;
+                    return false;
+                }
+            }
+        }
+        finally
+        {
+            if (!isFirstCheck) isFirstCheck = true;
+        }
+    }
+    
+    public async Task ClearUserData()
+    {
+        try
+        {
+            await _storageService.RemoveItemAsync("USER_DATA");
+            await _storageService.RemoveItemAsync("IsLogin");
+            Console.WriteLine("사용자 데이터 삭제 성공");
+            isLogin = false;
+            // return true;
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"사용자 데이터 삭제 중 오류: {ex.Message}");
+            // return false;
+        }
+    }
+    
+}

Program/Views/Academy/AcademyIntro.razor

@@ -0,0 +1,68 @@
+@page "/am/intro"
+
+<div class="relative flex size-full min-h-screen flex-col bg-normal-normal group/design-root overflow-x-hidden" style='font-family: "Public Sans", "Noto Sans", sans-serif;'>
+    <div class="layout-container flex h-full grow flex-col">
+        <div class="px-4 sm:px-6 md:px-10 lg:px-24 xl:px-40 flex flex-1 justify-center py-5">
+            <div class="layout-content-container flex flex-col max-w-[960px] flex-1">
+                <div class="container pt-24">
+                    <div class="px-4 md:px-8 py-4">
+                        <div class="w-full bg-center bg-no-repeat bg-contain md:bg-contain flex flex-col justify-center items-center overflow-hidden bg-white/35 rounded-xl min-h-[218px] md:h-[300px]"
+                             style="background-image: url('/Resources/Images/Logo/Crystal_Icon.png');">
+                        </div>
+                    </div>
+                </div>
+
+                @if (!UserStateService.isLogin)
+                {
+                    <h3 class="text-[#111518] tracking-light text-2xl font-bold leading-tight px-4 text-center pb-2 pt-3">
+                        학원을 위한 통합 플랫폼
+                    </h3>
+
+                    <div class="flex px-4 py-2 justify-center">
+                        <button class="bg-second-normal hover:bg-second-hover transition-all duration-200 shadow-md text-white font-bold py-3 px-6 rounded-xl"
+                                @onclick="OnClickLogin">
+                            <span class="truncate">시작하기</span>
+                        </button>
+                    </div>
+                }
+                else
+                {
+                    <div class="flex flex-col px-4 py-2 gap-2">
+                        <h3 class="text-[#111518] tracking-light text-xl font-bold leading-tight text-center py-12">
+                            @UserStateService.UserData.Name 님, 안녕하세요!<br />
+                            학원을 선택해주세요.<br />
+                        </h3>
+                        <div class="max-h-[180px] overflow-y-auto rounded-xl bg-second-normal/10 border-2 border-text-detail">
+                            @foreach (var academy in academyItems)
+                            {
+                                <a href="/am/@academy.bid" 
+                                   class="block w-full px-4 py-3 hover:bg-second-dark border-b border-gray-200 last:border-b-0 group">
+                                    <div class="flex items-center justify-between">
+                                        <span class="text-text-black group-hover:text-text-white font-medium">@academy.business_name</span>
+                                        <svg class="w-5 h-5 text-text-detail group-hover:text-text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"/>
+                                        </svg>
+                                    </div>
+                                </a>
+                            }
+                        </div>
+                    </div>
+                }
+
+                @* <div class="w-full" style="height: 100px;"></div> *@
+                <div class="border-b border-text-disabled my-4 pt-12"></div>
+                <div class="flex flex-col md:flex-row justify-center items-center gap-4 px-4">
+                    <a href="/terms" class="text-text-detail text-sm font-normal leading-normal hover:text-text-black hover:font-bold">이용약관</a>
+                    <span class="hidden md:inline text-text-black">·</span>
+                    <a href="/privacy" class="text-text-detail text-sm font-normal leading-normal hover:text-text-black hover:font-bold">개인정보처리방침</a>
+                    <span class="hidden md:inline text-text-black">·</span>
+                    <a href="/contact" class="text-text-detail text-sm font-normal leading-normal hover:text-text-black hover:font-bold">문의하기</a>
+                </div>
+
+                <p class="text-text-detail text-sm font-normal leading-normal py-4 px-4 text-center">
+                    © 2024 AcaMate. All rights reserved.
+                </p>
+            </div>
+        </div>
+    </div>
+</div>

Program/Views/Academy/AcademyIntro.razor.cs

@@ -0,0 +1,88 @@
+using Front.Program.Models;
+using Front.Program.Services;
+using Front.Program.ViewModels;
+using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Routing;
+
+namespace Front.Program.Views.Academy;
+
+public partial class AcademyIntro : ComponentBase, IDisposable
+{
+    [Inject] NavigationManager Navigation { get; set; } = default!;
+    [Inject] StorageService StorageService { get; set; } = default!;
+    [Inject] QueryParamService QueryParamService { get; set; } = default!;
+    [Inject] UserStateService UserStateService { get; set; } = default!;
+
+    private bool _isProcessing = false;
+    
+    
+    protected Models.SimpleAcademy[] academyItems = Array.Empty<Models.SimpleAcademy>();
+    
+    protected override async void OnInitialized()
+    {
+        Navigation.LocationChanged += HandleLocationChanged;
+        HandleLocationChanged(this, new LocationChangedEventArgs(Navigation.Uri, false));
+        if (!UserStateService.isFirstCheck) await UserStateService.GetUserDataAsync();
+        
+        academyItems = new[]
+        {
+            new SimpleAcademy{ bid = "AA0000", business_name = "테스트 학원1"},
+            new SimpleAcademy{ bid = "AA0001", business_name = "테스트 학원2"},
+            new SimpleAcademy{ bid = "AA0002", business_name = "테스트 학원3"},
+            new SimpleAcademy{ bid = "AA0003", business_name = "테스트 학원4"},
+            new SimpleAcademy{ bid = "AA0004", business_name = "테스트 학원5"},
+            new SimpleAcademy{ bid = "AA0005", business_name = "테스트 학원6"},
+            new SimpleAcademy{ bid = "AA0006", business_name = "테스트 학원7"},
+            
+        };
+        
+        await InvokeAsync(StateHasChanged);
+    }
+
+    public void Dispose()
+    {
+        Navigation.LocationChanged -= HandleLocationChanged;
+    }
+    
+    private async void HandleLocationChanged(object? sender, LocationChangedEventArgs e)
+    {
+        try
+        {
+            // 다중 실행 방지
+            if (_isProcessing) return;
+            _isProcessing = true;
+            
+            var uri = Navigation.ToAbsoluteUri(Navigation.Uri);
+            Console.WriteLine($"리다이렉트된 URI: {uri}");
+
+            // 쿼리 파라미터가 있는 경우에만 처리
+            if (!string.IsNullOrEmpty(uri.Query))
+            {
+                var queryParam = QueryParamService.ParseQueryParam(uri);
+                await QueryParamService.AuthCheck(queryParam, StorageService);
+                
+                // 유저 정보 확인하는거 (로그인 했으니 값 가져와야지)
+                await UserStateService.GetUserDataAsync();
+                
+                // 쿼리 파라미터를 제거한 기본 URI로 리다이렉트
+                var baseUri = uri.GetLeftPart(UriPartial.Path);
+                Console.WriteLine($"리다이렉트할 URI: {baseUri}");
+                await InvokeAsync(StateHasChanged); // StateHasChanged를 호출하여 UI 업데이트
+                Navigation.NavigateTo(baseUri, forceLoad: false);
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"Error in HandleLocationChanged: {ex.Message}");
+        }
+        finally
+        {
+            _isProcessing = false;
+        }
+    }
+    
+    protected void OnClickLogin()
+    {
+        Navigation.NavigateTo("/am/auth");
+    }
+}

Program/Views/Academy/LeftSideAcademy.razor

@@ -0,0 +1,70 @@
+<div class="h-[72px] p-4 border-b border-gray-200 flex items-center">
+    <div class="flex items-center gap-3">
+        <div class="w-10 h-10 rounded-full bg-gray-200 overflow-hidden">
+            <img src="Resources/Images/Logo/Crystal_Icon.png" alt="프로필" class="w-full h-full object-cover" />
+        </div>
+        <div>
+            <!-- 회원 이름이 오는 곳 -->
+            <div class="text-gray-900 text-base font-medium">AcaMate</div>
+            <!-- 회원 유형이 올 곳 -->
+            <p class="text-gray-600 text-sm">Parent</p>
+        </div>
+    </div>
+</div>
+
+<!-- 메뉴 섹션 -->
+<nav class="flex-1 p-4 space-y-2 ">
+    <a href="/academy/children" class="flex items-center gap-3 px-3 py-2 rounded-lg bg-gray-100">
+        <div class="text-gray-700">
+            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256">
+                <path d="M164.47,195.63a8,8,0,0,1-6.7,12.37H10.23a8,8,0,0,1-6.7-12.37,95.83,95.83,0,0,1,47.22-37.71,60,60,0,1,1,66.5,0A95.83,95.83,0,0,1,164.47,195.63Z"></path>
+            </svg>
+        </div>
+        <span class="text-gray-700 text-sm font-medium">My Children</span>
+    </a>
+
+    <a href="/academy/attendance" class="flex items-center gap-3 px-3 py-2 rounded-lg hover:bg-gray-100">
+        <div class="text-gray-700">
+            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256">
+                <path d="M208,32H184V24a8,8,0,0,0-16,0v8H88V24a8,8,0,0,0-16,0v8H48A16,16,0,0,0,32,48V208a16,16,0,0,0,16,16H208a16,16,0,0,0,16-16V48A16,16,0,0,0,208,32Z"></path>
+            </svg>
+        </div>
+        <span class="text-gray-700 text-sm font-medium">Attendance</span>
+    </a>
+
+    <a href="/academy/announcements" class="flex items-center gap-3 px-3 py-2 rounded-lg hover:bg-gray-100">
+        <div class="text-gray-700">
+            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256">
+                <path d="M240,120a48.05,48.05,0,0,0-48-48H152.2c-2.91-.17-53.62-3.74-101.91-44.24A16,16,0,0,0,24,40V200a16,16,0,0,0,26.29,12.25c37.77-31.68,77-40.76,93.71-43.3v31.72A16,16,0,0,0,151.12,214l11,7.33A16,16,0,0,0,186.5,212l11.77-44.36A48.07,48.07,0,0,0,240,120Z"></path>
+            </svg>
+        </div>
+        <span class="text-gray-700 text-sm font-medium">Announcements</span>
+    </a>
+
+    <a href="/academy/messages" class="flex items-center gap-3 px-3 py-2 rounded-lg hover:bg-gray-100">
+        <div class="text-gray-700">
+            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256">
+                <path d="M140,128a12,12,0,1,1-12-12A12,12,0,0,1,140,128ZM84,116a12,12,0,1,0,12,12A12,12,0,0,0,84,116Zm88,0a12,12,0,1,0,12,12A12,12,0,0,0,172,116Z"></path>
+            </svg>
+        </div>
+        <span class="text-gray-700 text-sm font-medium">Messages</span>
+    </a>
+
+    <a href="/academy/bus-tracking" class="flex items-center gap-3 px-3 py-2 rounded-lg hover:bg-gray-100">
+        <div class="text-gray-700">
+            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256">
+                <path d="M184,32H72A32,32,0,0,0,40,64V208a16,16,0,0,0,16,16H80a16,16,0,0,0,16-16V192h64v16a16,16,0,0,0,16,16h24a16,16,0,0,0,16-16V64A32,32,0,0,0,184,32Z"></path>
+            </svg>
+        </div>
+        <span class="text-gray-700 text-sm font-medium">Bus Tracking</span>
+    </a>
+
+    <a href="/academy/settings" class="flex items-center gap-3 px-3 py-2 rounded-lg hover:bg-gray-100">
+        <div class="text-gray-700">
+            <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 256 256">
+                <path d="M128,80a48,48,0,1,0,48,48A48.05,48.05,0,0,0,128,80Zm0,80a32,32,0,1,1,32-32A32,32,0,0,1,128,160Z"></path>
+            </svg>
+        </div>
+        <span class="text-gray-700 text-sm font-medium">Settings</span>
+    </a>
+</nav>

Program/Views/Academy/LeftSideAcademy.razor.cs

@@ -0,0 +1,7 @@
+using Microsoft.AspNetCore.Components;
+
+namespace Front.Program.Views.Academy;
+
+public partial class LeftSideAcademy : ComponentBase
+{
+}

Program/Views/Academy/TopNavAcademy.razor

@@ -0,0 +1,36 @@
+<div class="flex items-center justify-between whitespace-nowrap border-b border-solid border-b-[#f0f2f5] h-[72px] bg-white">
+    <div id="AcademyDrop" class="relative flex items-center gap-4 text-[#111418] ml-4">
+        <button class="flex items-center gap-2 hover:text-blue-600" @onclick="ToggleAcademyDropdown">
+            <h2 class="hidden md:block text-text-title text-lg font-bold leading-tight tracking-[-0.015em]">AcaMate</h2>
+            <svg class="w-4 h-4 transition-transform duration-200 @(isAcademyDropdownOpen ? "rotate-180" : "")" 
+                 fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7"/>
+            </svg>
+        </button>
+
+        @if (isAcademyDropdownOpen)
+        {
+            <div class="absolute top-full left-0 mt-2 w-64 bg-white rounded-lg shadow-lg py-2 z-50">
+                <div class="px-4 py-2 border-b border-gray-200">
+                    <h3 class="font-semibold text-gray-900">학원 정보</h3>
+                </div>
+                <div class="max-h-60 overflow-y-auto">
+                    @foreach (var academy in academyItems)
+                    {
+                        <a href="/am/@academy.bid" class="block px-4 py-2 text-text-title hover:bg-gray-100">
+                            @academy.business_name
+                        </a>
+                    }
+                </div>
+            </div>
+        }
+    </div>
+    
+    <div class="hidden md:flex flex-1 justify-end gap-8">
+        <div class="flex flex-1 justify-end gap-8">
+            <div class="flex items-center gap-9">
+                <a class="text-text-title font-medium leading-normal hover:text-blue-600" href="/about">About</a>
+            </div>
+        </div>
+    </div>
+</div>

Program/Views/Academy/TopNavAcademy.razor.cs

@@ -0,0 +1,27 @@
+using Front.Program.ViewModels;
+using Front.Program.Services;
+using Microsoft.AspNetCore.Components;
+using System.Net.Http.Json;
+using System.Runtime.InteropServices.JavaScript;
+using System.Text.Json;
+using Front.Program.Models;
+
+namespace Front.Program.Views.Academy;
+
+public partial class TopNavAcademy : ComponentBase
+{
+    [Inject] UserStateService UserStateService { get; set; } = default!;
+    
+    protected bool isOpen = false;
+    protected bool isAcademyDropdownOpen = false;
+    protected Models.SimpleAcademy[] academyItems = Array.Empty<Models.SimpleAcademy>();
+
+    protected override async Task OnInitializedAsync()
+    {
+        Console.WriteLine("TOPNAV_OnInitializedAsync");
+    }
+
+    protected void ToggleAcademyDropdown() {
+        isAcademyDropdownOpen = !isAcademyDropdownOpen;
+    }
+}

Program/Views/Project/About.razor

@@ -167,8 +167,8 @@
         
       </div>
     </div>
-
-    <footer class="flex justify-center border-t border-text-border">
+    
+    <div class="flex justify-center border-t border-text-border">
       <div class="flex max-w-[960px] flex-1 flex-col">
         <footer class="flex flex-col gap-6 px-5 py-10 text-center container">
           <div class="flex flex-wrap items-center justify-center gap-6 xs:flex-row xs:justify-around">
@@ -179,6 +179,19 @@
           <p class="text-[#60758a] text-base font-normal leading-normal">© 2024 AcaMate. All rights reserved.</p>
         </footer>
       </div>
-    </footer>
+    </div>
+    
+    @* <footer class="flex justify-center border-t border-text-border"> *@
+    @*   <div class="flex max-w-[960px] flex-1 flex-col"> *@
+    @*     <footer class="flex flex-col gap-6 px-5 py-10 text-center container"> *@
+    @*       <div class="flex flex-wrap items-center justify-center gap-6 xs:flex-row xs:justify-around"> *@
+    @*         <a class="text-[#60758a] text-base font-normal leading-normal min-w-40" href="#">Terms of Service</a> *@
+    @*         <a class="text-[#60758a] text-base font-normal leading-normal min-w-40" href="#">Privacy Policy</a> *@
+    @*         <a class="text-[#60758a] text-base font-normal leading-normal min-w-40" href="#">Contact Us</a> *@
+    @*       </div> *@
+    @*       <p class="text-[#60758a] text-base font-normal leading-normal">© 2024 AcaMate. All rights reserved.</p> *@
+    @*     </footer> *@
+    @*   </div> *@
+    @* </footer> *@
   </div>
 </div>

Program/Views/Project/About.razor.cs

@@ -1,16 +1,71 @@
 using Microsoft.AspNetCore.Components;
+using Microsoft.AspNetCore.Components.Routing;
+
+using Front.Program.ViewModels;
 using Front.Program.Services;
 
 namespace Front.Program.Views.Project;
 
-public partial class About : ComponentBase
+public partial class About : ComponentBase, IDisposable
 {
     [Inject]
-    NavigationManager NavigationManager { get; set; } = default!;
-    private async Task OnClickEvent()
-    {
-        // NavigationManager.NavigateTo("/redirectpage");
-        Console.WriteLine("Redirecting to redirect page");
+    NavigationManager Navigation { get; set; } = default!;
+    
+    [Inject]
+    StorageService StorageService { get; set; } = default!;
+    
+    [Inject] 
+    QueryParamService QueryParamService { get; set; } = default!;
+    
+    [Inject] UserStateService UserStateService { get; set; } = default!;
 
+    private bool _isProcessing = false;
+    
+    protected override void OnInitialized()
+    {
+        Navigation.LocationChanged += HandleLocationChanged;
+        HandleLocationChanged(this, new LocationChangedEventArgs(Navigation.Uri, false));
+    }
+
+    public void Dispose()
+    {
+        Navigation.LocationChanged -= HandleLocationChanged;
+    }
+    
+    private async void HandleLocationChanged(object? sender, LocationChangedEventArgs e)
+    {
+        try
+        {
+            // 다중 실행 방지
+            if (_isProcessing) return;
+            _isProcessing = true;
+            
+            var uri = Navigation.ToAbsoluteUri(Navigation.Uri);
+            Console.WriteLine($"리다이렉트된 URI: {uri}");
+
+            // 쿼리 파라미터가 있는 경우에만 처리
+            if (!string.IsNullOrEmpty(uri.Query))
+            {
+                var queryParam = QueryParamService.ParseQueryParam(uri);
+                await QueryParamService.AuthCheck(queryParam, StorageService);
+                
+                // 유저 정보 확인하는거 (로그인 했으니 값 가져와야지)
+                await UserStateService.GetUserDataAsync();
+                
+                // 쿼리 파라미터를 제거한 기본 URI로 리다이렉트
+                var baseUri = uri.GetLeftPart(UriPartial.Path);
+                Console.WriteLine($"리다이렉트할 URI: {baseUri}");
+                await InvokeAsync(StateHasChanged); // StateHasChanged를 호출하여 UI 업데이트
+                Navigation.NavigateTo(baseUri, forceLoad: false);
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"Error in HandleLocationChanged: {ex.Message}");
+        }
+        finally
+        {
+            _isProcessing = false;
+        }
     }
 }

Program/Views/Project/Auth.razor

@@ -1,12 +0,0 @@
-@page "/auth"
-
-<div class="flex flex-col items-center justify-center min-h-screen bg-gray-100">
-    <h1 class="text-2xl font-bold mb-4">로그인</h1>
-    <div class="w-full max-w-xs">
-        <button type="button" class="w-full mb-4 p-2 rounded focus:outline-none" @onclick="KakaoLogin">
-            <img src="//k.kakaocdn.net/14/dn/btqCn0WEmI3/nijroPfbpCa4at5EIsjyf0/o.jpg"
-                 alt="카카오 로그인"
-                 class="rounded w-full transition duration-150 hover:brightness-90" />
-        </button>
-    </div>
-</div>

Program/Views/Project/Auth.razor.cs

@@ -1,29 +0,0 @@
-using System.Net.Http.Json;
-using System.Text.Json;
-using Front.Program.Services;
-using Microsoft.AspNetCore.Components;
-using Microsoft.JSInterop;
-
-namespace Front.Program.Views.Project;
-
-public partial class Auth : ComponentBase
-{
-    [Inject] NavigationManager NavigationManager { get; set; } = default!;
-    [Inject] LoadingService LoadingService { get; set; } = default!;
-    // [Inject] IJSRuntime JS { get; set; } = default!;
-    // [Inject] CookieService Cookie { get; set; } = default!;
-    [Inject] HttpClient Http { get; set; } = default!;
-
-    public async Task KakaoLogin()
-    {
-        LoadingService.ShowLoading();
-        var url = "/api/v1/out/user/kakao/auth";
-        var response = await Http.GetFromJsonAsync<JsonElement>(url);
-        var kakaoUrl = response.GetProperty("url").GetString();
-        Console.WriteLine(kakaoUrl);
-        if (!string.IsNullOrEmpty(kakaoUrl))
-        {
-            NavigationManager.NavigateTo(kakaoUrl, true); 
-        }
-    }
-}

Program/Views/Project/Common/PageIndicator.razor

@@ -0,0 +1,5 @@
+<div class="fixed top-0 left-0 w-full h-14 bg-black/70 flex items-center justify-center z-50">
+    <div class="bg-gray-200/80 px-4 py-2 rounded-lg">
+        <div class="animate-spin h-5 w-5 border-2 border-gray-600 border-t-transparent rounded-full"></div>
+    </div>
+</div>

Program/Views/Project/Common/PageIndicator.razor.cs

@@ -0,0 +1,7 @@
+using Front.Program.Models;
+using Microsoft.AspNetCore.Components;
+
+namespace Front.Program.Views.Project.Common;
+
+public partial class PageIndicator : ComponentBase
+{ }

Program/Views/Project/Common/RedirectPage.razor.cs

@@ -1,6 +1,6 @@
 using Microsoft.AspNetCore.Components;
 
-namespace Front.Program.Views.Project;
+namespace Front.Program.Views.Project.Common;
 
 public partial class RedirectPage : ComponentBase
 {
@@ -9,6 +9,6 @@ public partial class RedirectPage : ComponentBase
 
     protected override void OnInitialized()
     {
-        NavigationManager.NavigateTo("/about",true);
+        NavigationManager.NavigateTo("/am/intro",true);
     }
 }

Program/Views/Project/Common/TopBanner.razor.cs

@@ -1,6 +1,6 @@
 using Microsoft.AspNetCore.Components;
 
-namespace Front.Program.Views.Project;
+namespace Front.Program.Views.Project.Common;
 
 public partial class TopBanner : ComponentBase
 {

Program/Views/Project/Common/TopProjectNav.razor

@@ -11,13 +11,28 @@
                 <a class="text-text-title font-medium leading-normal hover:text-blue-600" href="/join" @onclick="() => isOpen = !isOpen">Join</a>
                 <a class="text-text-title font-medium leading-normal hover:text-blue-600" href="/new" @onclick="() => isOpen = !isOpen">What's New</a>
             </div>
-            <button class="flex min-w-[84px] max-w-[480px] cursor-pointer items-center justify-center overflow-hidden rounded-lg h-10 px-4 bg-second-normal hover:bg-second-dark text-white text-sm font-bold leading-normal tracking-[0.015em] mr-4"
-                    @onclick="OnClickLogin">
-                <span class="truncate">시작하기</span>
-            </button>
+            @if (!UserStateService.isLogin)
+            {
+                <button class="flex min-w-[84px] max-w-[480px] cursor-pointer items-center justify-center overflow-hidden rounded-lg h-10 px-4 bg-second-normal hover:bg-second-dark text-white text-sm font-bold leading-normal tracking-[0.015em] mr-4"
+                        @onclick="OnClickLogin">
+                    <span class="truncate">시작하기</span>
+                </button>
+            }
+            else
+            {
+                <button class="flex items-center justify-center w-10 h-10 rounded-full text-white text-sm font-bold leading-normal tracking-[0.015em] mr-4"
+                        @onclick="OnClickLogout">
+                    <div class="relative w-8 h-8">
+                        <img src="Resources/Images/Icon/Logout.png" alt="로그아웃" class="w-6 h-6 absolute top-1/2 left-1/2 transform -translate-x-1/2 -translate-y-1/2 hover:brightness-0 hover:saturate-100 hover:invert hover:sepia hover:hue-rotate-[180deg] hover:brightness-[0.7] hover:contrast-[0.8] transition-all duration-200" />
+                    </div>
+                </button>
+            }
         </div>
     </div>
 
+
+
+
     <button class="md:hidden mr-4" @onclick="OnClickMenuDown">
         <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
             <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
@@ -32,10 +47,20 @@
                 <a class="block w-full gap-y-2 text-text-title font-medium leading-normal hover:text-blue-600" href="/about" @onclick="() => isOpen = !isOpen">About</a>
                 <a class="block w-full gap-y-2 text-text-title font-medium leading-normal hover:text-blue-600" href="/join" @onclick="() => isOpen = !isOpen">Join</a>
                 <a class="block w-full gap-y-2 text-text-title font-medium leading-normal hover:text-blue-600" href="/new" @onclick="() => isOpen = !isOpen">What's New</a>
-                <button class="flex w-full cursor-pointer items-center justify-center rounded-lg h-10 px-4 bg-second-normal hover:bg-second-dark text-white text-sm font-bold leading-normal tracking-[0.015em]"
-                        @onclick="OnClickLogin">
-                    <span class="truncate">시작하기</span>
-                </button>
+                @if (!UserStateService.isLogin)
+                {
+                    <button class="flex w-full cursor-pointer items-center justify-center rounded-lg h-10 px-4 bg-second-normal hover:bg-second-dark text-white text-sm font-bold leading-normal tracking-[0.015em]"
+                            @onclick="OnClickLogin">
+                        <span class="truncate">시작하기</span>
+                    </button>
+                }
+                else
+                {
+                    <button class="flex w-full cursor-pointer items-center justify-center rounded-lg h-10 px-4 bg-second-normal hover:bg-second-dark text-white text-sm font-bold leading-normal tracking-[0.015em]"
+                            @onclick="OnClickLogout">
+                        <span class="truncate">로그아웃</span>
+                    </button>
+                }
             </div>
         </div>
     }

Program/Views/Project/Common/TopProjectNav.razor.cs

@@ -0,0 +1,57 @@
+using Microsoft.AspNetCore.Components;
+using Microsoft.JSInterop;
+using System;
+using System.Net.Http.Json;
+using System.Text.Json;
+using Front.Program.Models;
+using Front.Program.Services;
+using Front.Program.ViewModels;
+
+namespace Front.Program.Views.Project.Common;
+
+public partial class TopProjectNav : ComponentBase
+{
+    [Inject] NavigationManager NavigationManager { get; set; } = default!;
+    
+    [Inject] UserStateService UserStateService { get; set; } = default!;
+    
+    [Inject] IJSRuntime JS { get; set; } = default!;
+
+    [Inject] HttpClient Http { get; set; } = default!;
+
+    protected bool isOpen = false;
+
+    protected override async Task OnInitializedAsync()
+    {
+        Console.WriteLine("TOPNAV_OnInitializedAsync");
+        
+        if (!UserStateService.isFirstCheck) await UserStateService.GetUserDataAsync();
+    }
+
+    public void OnClickMenuDown()
+    {
+        isOpen = !isOpen;
+    }
+
+    public void OnClickRedirect()
+    {
+        if (isOpen) isOpen = !isOpen;
+        NavigationManager.NavigateTo("/about");
+    }
+    
+    public void OnClickLogin()
+    {
+        if (isOpen) isOpen = !isOpen;
+        NavigationManager.NavigateTo("/auth");
+    }
+
+    public async Task OnClickLogout()
+    {
+        await UserStateService.ClearUserData();
+        //
+        // if (await UserViewModel.ClearUserData())
+        // {
+        //     isLogin = false;
+        // }
+    }
+}

Program/Views/Project/ConnectUser/Auth.razor

@@ -0,0 +1,26 @@
+@page "/auth"
+@page "/am/auth"
+
+<div class="flex flex-col items-center justify-center min-h-screen bg-gray-100">
+    <h1 class="text-2xl font-bold mb-4">로그인</h1>
+    <div class="w-full max-w-xs">
+        @if (NavigationManager.Uri.Contains("/am/auth"))
+        {
+            <button type="button" class="w-full mb-4 p-2 rounded focus:outline-none" 
+            @onclick="@(() => KakaoLogin("/am/intro"))" >
+                <img src="//k.kakaocdn.net/14/dn/btqCn0WEmI3/nijroPfbpCa4at5EIsjyf0/o.jpg"
+                     alt="카카오 로그인"
+                     class="rounded w-full transition duration-150 hover:brightness-90" />
+            </button>
+        }
+        else
+        {
+            <button type="button" class="w-full mb-4 p-2 rounded focus:outline-none" 
+            @onclick="@(() => KakaoLogin("/about"))" >
+                <img src="//k.kakaocdn.net/14/dn/btqCn0WEmI3/nijroPfbpCa4at5EIsjyf0/o.jpg"
+                     alt="카카오 로그인"
+                     class="rounded w-full transition duration-150 hover:brightness-90" />
+            </button>
+        }
+    </div>
+</div>

Program/Views/Project/ConnectUser/Auth.razor.cs

@@ -0,0 +1,57 @@
+using System.Net.Http.Json;
+using System.Text.Json;
+using Front.Program.Services;
+using Microsoft.AspNetCore.Components;
+using Microsoft.JSInterop;
+
+namespace Front.Program.Views.Project.ConnectUser;
+
+public partial class Auth : ComponentBase, IDisposable
+{
+    [Inject] NavigationManager NavigationManager { get; set; } = default!;
+    [Inject] LoadingService LoadingService { get; set; } = default!;
+    [Inject] HttpClient Http { get; set; } = default!;
+    [Inject] IJSRuntime JS { get; set; } = default!;
+
+    protected override void OnInitialized()
+    {
+        // LocationChanged 이벤트 구독
+        NavigationManager.LocationChanged += HandleLocationChanged;
+    }
+
+    private void HandleLocationChanged(object? sender, Microsoft.AspNetCore.Components.Routing.LocationChangedEventArgs e)
+    {
+        // 페이지 이동이 발생했을 때 로딩 상태 해제
+        Console.WriteLine($"페이지 이동 감지: {NavigationManager.Uri}");
+        LoadingService.HideLoading();
+    }
+
+    public void Dispose()
+    {
+        // 이벤트 구독 해제
+        NavigationManager.LocationChanged -= HandleLocationChanged;
+    }
+
+    public async Task KakaoLogin(string? path = null)
+    {
+        try 
+        {
+            LoadingService.ShowLoading();
+
+            var url = $"/api/v1/out/user/kakao/auth?redirectPath={Uri.EscapeDataString(path ?? "/about")}";
+            var response = await Http.GetFromJsonAsync<JsonElement>(url);
+            var kakaoUrl = response.GetProperty("url").GetString();
+
+            if (!string.IsNullOrEmpty(kakaoUrl))
+            {
+                // JavaScript를 통해 페이지 이동
+                await JS.InvokeVoidAsync("eval", $"window.location.replace('{kakaoUrl}')");
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"카카오 로그인 오류: {ex.Message}");
+            LoadingService.HideLoading();
+        }
+    }
+}

Program/Views/Project/ConnectUser/Register.razor

@@ -21,7 +21,7 @@
             <input
               pattern="\d{16}"
               maxlength="16"
-              placeholder="실명을 입력해주세요. 최대 16글자"
+              placeholder="실명을 입력해주세요. (최대 16글자)"
               class="form-input flex w-full min-w-0 flex-1 resize-none overflow-hidden rounded-xl text-text-title focus:outline-0 focus:ring-0 border border-[#dde0e3] bg-white focus:border-[#dde0e3] h-14 placeholder:text-[#6a7581] p-[15px] text-base font-normal leading-normal"
               @bind-value="@name"
             />
@@ -31,15 +31,41 @@
         <div class="flex w-full flex-wrap items-end gap-4 px-4 py-3">
           <label class="flex flex-col w-full">
             <p class="text-text-title text-base font-medium leading-normal pb-2">생일</p>
-            <input
-              type="date"
-              @ref="dateInputRef"
-              placeholder="YYYYMMDD"
-              class="form-input flex w-full min-w-0 flex-1 resize-none overflow-hidden rounded-xl text-text-title focus:outline-0 focus:ring-0 border border-[#dde0e3] bg-white focus:border-[#dde0e3] h-14 placeholder:text-[#6a7581] p-[15px] text-base font-normal leading-normal"
-              @bind-value="birth"
-              @onclick="OpenDatePicker"
-              readonly
-            />
+            <div class="flex w-full max-w-[480px] items-center gap-2">
+              <input
+                maxlength="4"
+                pattern="\d{4}"
+                placeholder="YYYY"
+                class="form-input flex-1 min-w-0 h-12 text-center rounded-xl border border-[#dde0e3] bg-white focus:border-[#dde0e3] placeholder:text-[#6a7581] p-[15px] text-base font-normal leading-normal"
+                @bind-value="birthYear"
+                inputmode="numeric"
+                autocomplete="off"
+                oninput="this.value = this.value.replace(/[^0-9]/g, '')"
+              />
+              <span class="self-center">년</span>
+              <input
+                maxlength="2"
+                pattern="\d{2}"
+                placeholder="MM"
+                class="form-input flex-1 min-w-0 h-12 text-center rounded-xl border border-[#dde0e3] bg-white focus:border-[#dde0e3] placeholder:text-[#6a7581] p-[15px] text-base font-normal leading-normal"
+                @bind-value="birthMonth"
+                inputmode="numeric"
+                autocomplete="off"
+                oninput="this.value = this.value.replace(/[^0-9]/g, '')"
+              />
+              <span class="self-center">월</span>
+              <input
+                maxlength="2"
+                pattern="\d{2}"
+                placeholder="DD"
+                class="form-input flex-1 min-w-0 h-12 text-center rounded-xl border border-[#dde0e3] bg-white focus:border-[#dde0e3] placeholder:text-[#6a7581] p-[15px] text-base font-normal leading-normal"
+                @bind-value="birthDay"
+                inputmode="numeric"
+                autocomplete="off"
+                oninput="this.value = this.value.replace(/[^0-9]/g, '')"
+              />
+              <span class="self-center">일</span>
+            </div>
           </label>
         </div>
 
@@ -49,7 +75,7 @@
               <span class="text-red-600">*</span>
             </p>
             <input
-              placeholder="Enter your email"
+              placeholder="E-mail을 입력해주세요."
               class="form-input flex w-full min-w-0 flex-1 resize-none overflow-hidden rounded-xl text-text-title focus:outline-0 focus:ring-0 border border-[#dde0e3] bg-white focus:border-[#dde0e3] h-14 placeholder:text-[#6a7581] p-[15px] text-base font-normal leading-normal"
               @bind-value="email"/>
           </label>

Program/Views/Project/ConnectUser/Register.razor.cs

@@ -5,8 +5,9 @@ using System.Net.Http.Json;
 using System.Net.Http.Headers;
 using System.Net.Http.Json;
 using Front.Program.Layout;
+using Front.Program.Services;
 
-namespace Front.Program.Views.Project;
+namespace Front.Program.Views.Project.ConnectUser;
 
 public partial class Register : ComponentBase
 {
@@ -14,10 +15,15 @@ public partial class Register : ComponentBase
     [Inject] private NavigationManager NavigationManager { get; set; } = default!;
     [Inject] private HttpClient Http { get; set; } = default!;
     [Inject] private IConfiguration Configuration { get; set; } = default!;
+    [Inject] private LoadingService LoadingService { get; set; } = default!;
+    [Inject] private StorageService CookieService { get; set; } = default!;
 
     private ElementReference dateInputRef;
 
     private string name = "";
+    private string birthYear = "";
+    private string birthMonth = "";
+    private string birthDay = "";
     private DateTime? birth;
     private string email = "";
     private string phone = "";
@@ -34,8 +40,7 @@ public partial class Register : ComponentBase
         objRef = DotNetObjectReference.Create(this);
         try
         {
-            // 쿠키에서 토큰 가져오기
-            var token = await JS.InvokeAsync<string>("eval", "document.cookie.split('; ').find(row => row.startsWith('Web_AM_Connect_Key='))?.split('=')[1]");
+            var token = await CookieService.GetItemAsync("Web_AM_Connect_Key");
             if (string.IsNullOrEmpty(token))
             {
                 await JS.InvokeVoidAsync("alert", "인증 정보가 없습니다.");
@@ -89,6 +94,27 @@ public partial class Register : ComponentBase
         }
     }
 
+    private void UpdateBirthDate()
+    {
+        if (int.TryParse(birthYear, out int year) &&
+            int.TryParse(birthMonth, out int month) &&
+            int.TryParse(birthDay, out int day))
+        {
+            try
+            {
+                birth = new DateTime(year, month, day);
+            }
+            catch (ArgumentOutOfRangeException)
+            {
+                birth = null;
+            }
+        }
+        else
+        {
+            birth = null;
+        }
+    }
+
     private async Task ConfirmData()
     {
         if (string.IsNullOrWhiteSpace(name))
@@ -103,6 +129,9 @@ public partial class Register : ComponentBase
             return;
         }
 
+        // 생일 업데이트
+        UpdateBirthDate();
+
         // 전화번호 조합
         if (phonePart1.Length == 3 && phonePart2.Length == 4 && phonePart3.Length == 4)
         {
@@ -139,9 +168,8 @@ public partial class Register : ComponentBase
 
         try
         {
-            MainLayout.ShowLoading();
-            // 쿠키에서 토큰 가져오기
-            var token = await JS.InvokeAsync<string>("eval", "document.cookie.split('; ').find(row => row.startsWith('Web_AM_Connect_Key='))?.split('=')[1] || ''");
+            LoadingService.ShowLoading();
+            var token = await CookieService.GetItemAsync("Web_AM_Connect_Key");
             Console.WriteLine($"쿠키에서 가져온 토큰: '{token}'");
 
             if (string.IsNullOrEmpty(token))
@@ -149,7 +177,7 @@ public partial class Register : ComponentBase
                 await JS.InvokeVoidAsync("alert", "인증 정보가 없습니다.");
                 NavigationManager.NavigateTo("/");
 
-                MainLayout.HideLoading();
+                LoadingService.HideLoading();
                 return;
             }
 
@@ -186,30 +214,27 @@ public partial class Register : ComponentBase
                     // 세션 스토리지 정리
                     await JS.InvokeVoidAsync("sessionStorage.removeItem", "snsId");
 
-                    MainLayout.HideLoading();  
+                    LoadingService.HideLoading();  
                     await JS.InvokeVoidAsync("alert", "회원가입이 완료되었습니다.");
                     NavigationManager.NavigateTo("/");
                 }
                 else
                 {
-                    MainLayout.HideLoading();
-                    await JS.InvokeVoidAsync("alert", $"회원가입 실패: {message}");
+                    LoadingService.HideLoading();
+                    await JS.InvokeVoidAsync("alert", $"회원가입에 실패하였습니다.\n잠시 후 다시 시도해주세요.");
                 }
             }
             else
             {
-                MainLayout.HideLoading();
-                Console.WriteLine($"API 호출 실패: {response.StatusCode}");
-                var errorContent = await response.Content.ReadAsStringAsync();
-                Console.WriteLine($"에러 내용: {errorContent}");
-                await JS.InvokeVoidAsync("alert", "서버 오류가 발생했습니다.");
+                LoadingService.HideLoading();
+                await JS.InvokeVoidAsync("alert", "회원가입 중 오류가 발생했습니다.\n잠시 후 다시 시도해주세요.");
             }
         }
         catch (Exception ex)
         {
-            MainLayout.HideLoading();
+            LoadingService.HideLoading();
             Console.WriteLine($"예외 발생: {ex.Message}");
-            await JS.InvokeVoidAsync("alert", $"오류가 발생했습니다: {ex.Message}");
+            await JS.InvokeVoidAsync("alert", "회원가입 중 오류가 발생했습니다.\n잠시 후 다시 시도해주세요.");
         }
     }
 
@@ -228,8 +253,16 @@ public partial class Register : ComponentBase
 
     private async Task OpenDatePicker()
     {
-        if (birth == null) birth = DateTime.Now;
-        await JS.InvokeVoidAsync("openDatePicker", dateInputRef);
+        try
+        {
+            if (birth == null) birth = DateTime.Now;
+            // showPicker 대신 click() 이벤트를 발생시켜 달력을 표시
+            await JS.InvokeVoidAsync("eval", $"document.querySelector('input[type=\"date\"]').click()");
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"달력 표시 오류: {ex.Message}");
+        }
     }
     private void OnBirthChanged(ChangeEventArgs e)
     {

Program/Views/Project/PageIndicator.razor

@@ -1,11 +0,0 @@
-<h3>PageIndicator</h3>
-
-@if (Type == IndicateType.Page)
-{
-    <div class="fixed top-0 left-0 w-full h-14 bg-black/70 flex items-center justify-center z-50">
-        <div class="bg-gray-200/80 px-4 py-2 rounded-lg">
-            <div class="animate-spin h-5 w-5 border-2 border-gray-600 border-t-transparent rounded-full"></div>
-        </div>
-    </div>
-}
-

Program/Views/Project/PageIndicator.razor.cs

@@ -1,16 +0,0 @@
-using Microsoft.AspNetCore.Components;
-
-namespace Front.Program.Views.Project;
-
-public partial class PageIndicator : ComponentBase
-{
-    [Parameter]
-    public IndicateType Type { get; set; } = IndicateType.Page;
-}
-
-public enum IndicateType
-{
-    Page,
-    Circle,
-    Progress
-}

Program/Views/Project/TopNav.razor.cs

@@ -1,34 +0,0 @@
-using Microsoft.AspNetCore.Components;
-using Microsoft.JSInterop;
-
-namespace Front.Program.Views.Project;
-
-public partial class TopNav : ComponentBase
-{
- //로그인버튼을 누르면 페이지를 이동할거야
-    [Inject]
-    NavigationManager NavigationManager { get; set; } = default!;
-    IJSRuntime JS { get; set; } = default!;
-
-    protected bool isOpen = false;
-
-    public void OnClickMenuDown()
-    {
-        isOpen = !isOpen;
-    }
-
-    public void OnClickRedirect()
-    {
-        if (isOpen) isOpen = !isOpen;
-        NavigationManager.NavigateTo("/about");
-    }
-    
-    public void OnClickLogin()
-    {
-        if (isOpen) isOpen = !isOpen;
-        NavigationManager.NavigateTo("/auth");
-    }
-    
-        
- 
-}

_Imports.razor

@@ -5,11 +5,15 @@
 @using Microsoft.AspNetCore.Components.Web
 @using Microsoft.AspNetCore.Components.Web.Virtualization
 @using Microsoft.AspNetCore.Components.WebAssembly.Http
+
 @using Microsoft.JSInterop
 @using Front
 @using Front.Program.Layout
 
 @using Front.Program.Views.Project
-@* @using Front.Program.Views.Academy *@
+@using Front.Program.Views.Project.Common
+@using Front.Program.Views.Project.ConnectUser
+
+@using Front.Program.Views.Academy
 
 

appsettings.json

@@ -0,0 +1,13 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*",
+  "Security": {
+    "EncryptionKey": "AcaMate2025SecureKeySeanForEncryption19940509",
+    "EncryptionIV": "AcaMate2025IV9459"
+  }
+} 

wwwroot/appsettings.Development.json

@@ -1,3 +1,7 @@
 {
-  "ApiBaseUrl": "https://devacamate.ipstein.myds.me/"
+  "ApiBaseUrl": "https://devacamate.ipstein.myds.me/",
+  "Security": {
+    "EncryptionKey": "AcaMate2025SecureKeyForEncryptionSean1994",
+    "EncryptionIV": "AcaMate2025IV9459"
+  }
 }

wwwroot/appsettings.Production.json

@@ -1,3 +1,7 @@
 {
-  "ApiBaseUrl": "https://acamate.ipstein.myds.me/"
+  "ApiBaseUrl": "https://acamate.ipstein.myds.me/",
+  "Security": {
+    "EncryptionKey": "AcaMate2025SecureKeyForEncryptionSean1994",
+    "EncryptionIV": "AcaMate2025IV9459"
+  }
 }

wwwroot/index.html

@@ -12,7 +12,7 @@
 <body class="bg-gray-50 text-gray-900 font-sans">
 
 <!-- 로딩 오버레이 -->
-<div class="fixed inset-0 z-50 flex items-center justify-center bg-gray-100" id="loading-overlay">
+<div class="fixed inset-0 z-50 flex items-center justify-center bg-gray-100 hidden" id="loading-overlay" data-show-on="/about">
   <!-- 로딩 오버레이 내부 -->
   <div class="flex flex-col items-center">
     <div class="relative w-48 h-48 overflow-hidden">
@@ -48,12 +48,20 @@
   Blazor.start().then(() => {
     const elapsed = performance.now() - loadingStart;
     const remaining = Math.max(0, MIN_LOADING_MS - elapsed);
-    setTimeout(() => {
-      const overlay = document.getElementById('loading-overlay');
-      if (overlay) overlay.remove();
-    }, remaining);
+    
+    const overlay = document.getElementById('loading-overlay');
+    const showOnPath = overlay?.getAttribute('data-show-on');
+    
+    if (overlay && showOnPath && window.location.pathname === showOnPath) {
+      overlay.classList.remove('hidden');
+      setTimeout(() => {
+        if (overlay) overlay.remove();
+      }, remaining);
+    } else if (overlay) {
+      overlay.remove();
+    }
   }).catch(err => {
-    console.error("❌ Blazor 로딩 실패", err);
+    console.error("Blazor 로딩 실패", err);
   });
 </script>
 
@@ -62,6 +70,7 @@
     const v = document.cookie.match('(^|;)\\s*' + name + '\\s*=\\s*([^;]+)');
     return v ? v.pop() : '';
   };
+  
   window.setCookie = function (name, value, days) {
     let expires = "";
     if (days) {

wwwroot/scripts/apiSender.js

@@ -11,13 +11,101 @@ window.postWithHeader = function(url, method, headerKey, headerValue) {
     });
 };
 
-window.fetchWithHeaderAndReturnUrl = async function(url, method, headerKey, headerValue) {
-    const response = await fetch(url, {
-        method: method,
-        headers: {
-            [headerKey]: headerValue
+window.fetchWithHeaderAndReturnUrl = async function(args) {
+    try {
+        let url = args.url;
+        const queryParams = Object.entries(args)
+            .filter(([key]) => !['url', 'method', 'headerKey', 'headerValue'].includes(key))
+            .map(([key, value]) => `${encodeURIComponent(key)}=${encodeURIComponent(value)}`)
+            .join('&');
+        if (queryParams) {
+            url += (url.includes('?') ? '&' : '?') + queryParams;
         }
-    });
-    const data = await response.json();
-    return data.url;
-};
+
+        const response = await fetch(url, {
+            method: args.method,
+            headers: {
+                [args.headerKey]: args.headerValue
+            }
+        });
+
+        const contentType = response.headers.get('content-type');
+        if (!response.ok) {
+            console.error('API 호출 실패:', response.status, response.statusText);
+            return null;
+        }
+        if (!contentType || !contentType.includes('application/json')) {
+            const text = await response.text();
+            console.error('JSON이 아닌 응답:', text);
+            return null;
+        }
+
+        const data = await response.json();
+        console.log('API 응답 데이터:', data);
+        return data;
+    } catch (error) {
+        console.error('API 호출 중 오류 발생:', error);
+        return null;
+    }
+};
+
+window.loadConfig = async function(configFile) {
+    try {
+        console.log('설정 파일 로드 시도:', configFile);
+        const response = await fetch(configFile);
+        if (!response.ok) {
+            console.error('설정 파일 로드 실패:', response.status, response.statusText);
+            return null;
+        }
+        const config = await response.json();
+        console.log('설정 파일 로드 성공:', configFile);
+        return config;
+    } catch (error) {
+        console.error('설정 파일 로드 중 오류 발생:', error);
+        return null;
+    }
+};
+
+window.encryptText = async function(text, key, iv) {
+    try {
+        // XOR 암호화 구현
+        let result = '';
+        for (let i = 0; i < text.length; i++) {
+            const charCode = text.charCodeAt(i) ^ key.charCodeAt(i % key.length);
+            result += String.fromCharCode(charCode);
+        }
+        
+        // UTF-8로 인코딩 후 Base64로 변환
+        const utf8Encoder = new TextEncoder();
+        const bytes = utf8Encoder.encode(result);
+        const base64 = btoa(String.fromCharCode.apply(null, bytes));
+        return base64;
+    } catch (error) {
+        console.error('암호화 중 오류 발생:', error);
+        throw error;
+    }
+};
+
+window.decryptText = async function(encryptedText, key, iv) {
+    try {
+        // Base64 디코딩 후 UTF-8 디코딩
+        const binary = atob(encryptedText);
+        const bytes = new Uint8Array(binary.length);
+        for (let i = 0; i < binary.length; i++) {
+            bytes[i] = binary.charCodeAt(i);
+        }
+        const utf8Decoder = new TextDecoder();
+        const text = utf8Decoder.decode(bytes);
+        
+        // XOR 복호화
+        let result = '';
+        for (let i = 0; i < text.length; i++) {
+            const charCode = text.charCodeAt(i) ^ key.charCodeAt(i % key.length);
+            result += String.fromCharCode(charCode);
+        }
+        return result;
+    } catch (error) {
+        console.error('복호화 중 오류 발생:', error);
+        throw error;
+    }
+};