POST-os hívás tesztje az authentikációhoz

src/WorkFlowCheck.MAUI/App.xaml.cs

@@ -9,10 +9,7 @@ namespace WorkFlowCheck.MAUI
         {
             InitializeComponent();
 
-            //MainPage = new AppShell();
-            var mainPage = new MainPage();
-            mainPage.Initialize(serviceProvider.GetRequiredService<IUserService>());
-            MainPage = mainPage;
+            MainPage = serviceProvider.GetRequiredService<MainPage>();
 
         }
     }

src/WorkFlowCheck.MAUI/MainPage.xaml.cs

@@ -7,14 +7,15 @@ namespace WorkFlowCheck.MAUI
         int count = 0;
         private IUserService _userService;
 
-        public MainPage()
+        public MainPage(IUserService userService)
         {
             InitializeComponent();
-        }
-        public void Initialize(IUserService userService)
-        {
             _userService = userService;
         }
+        //public void Initialize(IUserService userService)
+        //{
+        //    _userService = userService;
+        //}
         private void OnCounterClicked(object sender, EventArgs e)
         {
             count++;

src/WorkFlowCheck.MAUI/MauiProgram.cs

@@ -37,7 +37,9 @@ namespace WorkFlowCheck.MAUI
             });
 
             builder.Services.AddSingleton<IConfiguration>(configuration);
-            builder.Services.AddSingleton<IUserService, UserService>();
+            
+            builder.Services.AddTransient<IUserService, UserService>();
+            builder.Services.AddTransient<MainPage>();
 
             builder
                 .UseMauiApp<App>()

src/WorkFlowCheck.MAUI/Pages/Security/LoginPage.xaml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             x:Class="WorkFlowCheck.MAUI.Pages.Security.LoginPage"
+             Title="LoginPage">
+    <StackLayout Padding="20" VerticalOptions="Center">
+        <Entry x:Name="UsernameEntry" Placeholder="Username" />
+        <Entry x:Name="PasswordEntry" Placeholder="Password" IsPassword="True" />
+        <Button Text="Log In" Clicked="OnLoginClicked" />
+    </StackLayout>
+</ContentPage>

src/WorkFlowCheck.MAUI/Pages/Security/LoginPage.xaml.cs

@@ -0,0 +1,30 @@
+using WorkFlowCheck.MAUI.Services;
+
+namespace WorkFlowCheck.MAUI.Pages.Security;
+
+public partial class LoginPage : ContentPage
+{
+    private readonly IUserService _userService;
+    public LoginPage(IUserService userService)
+    {
+        InitializeComponent();
+        _userService = userService;
+    }
+    private async void OnLoginClicked(object sender, EventArgs e)
+    {
+        // Példa bejelentkezés
+        bool success = _userService.Login(UsernameEntry.Text, PasswordEntry.Text);
+
+        if (success)
+        {
+            await DisplayAlert("Success", "You are now logged in.", "OK");
+
+            // Visszatérés a MainPage-re
+            await Navigation.PopAsync();
+        }
+        else
+        {
+            await DisplayAlert("Error", "Invalid login credentials.", "OK");
+        }
+    }
+}

src/WorkFlowCheck.MAUI/Services/IUserService.cs

@@ -10,5 +10,6 @@ namespace WorkFlowCheck.MAUI.Services
     public interface IUserService
     {
         Task<ApiResponseDTO<UserDTO>> GetUserAsync();
+        Task<IApiResponseDTO<UserDTO>> Login(string username, string password); 
     }
 }

src/WorkFlowCheck.MAUI/Services/UserService.cs

@@ -20,10 +20,6 @@ namespace WorkFlowCheck.MAUI.Services
             _httpClient.BaseAddress = new Uri(apiBaseUrl);
 
             var apiKey = configuration["ApiKey"];
-
-            // Alapértelmezett fejléc beállítása az API-kulccsal
-            //_httpClient.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", "YOUR_API_KEY");
-            // Ha egyéni fejlécet használsz:
             _httpClient.DefaultRequestHeaders.Add("X-Api-Key", apiKey);
         }
         public async Task<ApiResponseDTO<UserDTO>> GetUserAsync()
@@ -50,5 +46,29 @@ namespace WorkFlowCheck.MAUI.Services
                 };
             }
         }
+        public async Task<ApiResponseDTO<UserDTO>> Login(string username, string password)
+        {
+            try
+            {
+                // Az API végpont meghatározása
+                string endpoint = $"{_httpClient.BaseAddress}api/User/Login";
+
+                // HTTP GET kérés küldése
+                var response = await _httpClient.GetFromJsonAsync<ApiResponseDTO<UserDTO>>(endpoint);
+
+                return response ?? new ApiResponseDTO<UserDTO>
+                {
+                    IsSuccess = false,
+                };
+            }
+            catch (Exception ex)
+            {
+                // Hiba visszaadása
+                return new ApiResponseDTO<UserDTO>
+                {
+                    IsSuccess = false
+                };
+            }
+        }
     }
 }

src/WorkFlowCheck.MAUI/WorkFlowCheck.MAUI.csproj

@@ -71,4 +71,10 @@
 	  <ProjectReference Include="..\WorkFlowCheck.Common\WorkFlowCheck.Common.csproj" />
 	</ItemGroup>
 
+	<ItemGroup>
+	  <MauiXaml Update="Pages\Security\LoginPage.xaml">
+	    <Generator>MSBuild:Compile</Generator>
+	  </MauiXaml>
+	</ItemGroup>
+
 </Project>