feat: implement core radius service and database schema for guest access management

2026-07-23 11:12:10 +02:00
commit f186708943
30 changed files with 2594 additions and 0 deletions
@@ -0,0 +1,78 @@
+using Microsoft.AspNetCore.Components.Server.ProtectedBrowserStorage;
+using Microsoft.EntityFrameworkCore;
+using radiuscontroller.Data;
+
+namespace radiuscontroller.Services;
+
+public class AdminAuthService
+{
+    private readonly RadiusDbContext _db;
+    private readonly ProtectedSessionStorage _sessionStorage;
+
+    private const string SessionKey = "AdminUsername";
+    public string? CurrentAdminUsername { get; private set; }
+    public bool IsAuthenticated => !string.IsNullOrEmpty(CurrentAdminUsername);
+
+    public event Action? OnAuthStateChanged;
+
+    public AdminAuthService(RadiusDbContext db, ProtectedSessionStorage sessionStorage)
+    {
+        _db = db;
+        _sessionStorage = sessionStorage;
+    }
+
+    public async Task InitializeAsync()
+    {
+        try
+        {
+            var result = await _sessionStorage.GetAsync<string>(SessionKey);
+            if (result.Success && !string.IsNullOrEmpty(result.Value))
+            {
+                CurrentAdminUsername = result.Value;
+                NotifyStateChanged();
+            }
+        }
+        catch
+        {
+            // Session storage might fail during prerendering or early socket connection
+            CurrentAdminUsername = null;
+        }
+    }
+
+    public async Task<bool> LoginAsync(string username, string password)
+    {
+        if (string.IsNullOrWhiteSpace(username) || string.IsNullOrWhiteSpace(password))
+            return false;
+
+        var admin = await _db.AdminUsers.FirstOrDefaultAsync(u => u.Username == username.Trim().ToLowerInvariant());
+        if (admin == null)
+            return false;
+
+        bool isValid = BCrypt.Net.BCrypt.Verify(password, admin.PasswordHash);
+        if (isValid)
+        {
+            CurrentAdminUsername = admin.Username;
+            await _sessionStorage.SetAsync(SessionKey, admin.Username);
+            NotifyStateChanged();
+            return true;
+        }
+
+        return false;
+    }
+
+    public async Task LogoutAsync()
+    {
+        CurrentAdminUsername = null;
+        try
+        {
+            await _sessionStorage.DeleteAsync(SessionKey);
+        }
+        catch
+        {
+            // Ignore storage errors during logout
+        }
+        NotifyStateChanged();
+    }
+
+    private void NotifyStateChanged() => OnAuthStateChanged?.Invoke();
+}