add Cache.cs

fix hardware hash stack in the jwt token claims

Azaion.Services/UserService.cs

@@ -12,12 +12,14 @@ public interface IUserService
 {
     Task RegisterUser(RegisterUserRequest request, CancellationToken cancellationToken = default);
     Task<User> ValidateUser(LoginRequest request, CancellationToken cancellationToken = default);
+    Task<User?> GetById(Guid? id, CancellationToken cancellationToken = default);
+    Task<User?> GetByEmail(string email, CancellationToken cancellationToken = default);
     Task UpdateHardware(string email, HardwareInfo hardwareInfo, CancellationToken cancellationToken = default);
     Task<IEnumerable<User>> GetUsers(string? searchEmail, RoleEnum? searchRole, CancellationToken cancellationToken);
     Task CheckHardware(User user, GetResourceRequest request);
 }
 
-public class UserService(IDbFactory dbFactory) : IUserService
+public class UserService(IDbFactory dbFactory, ICache cache) : IUserService
 {
     public async Task RegisterUser(RegisterUserRequest request, CancellationToken cancellationToken = default)
     {
@@ -37,6 +39,15 @@ public class UserService(IDbFactory dbFactory) : IUserService
         });
     }
 
+    public async Task<User?> GetById(Guid? id, CancellationToken cancellationToken = default) =>
+        await cache.GetFromCacheAsync($"{nameof(User)}.{id}",
+            async () => await dbFactory.Run(async db =>
+                await db.Users.FirstOrDefaultAsync(x => x.Id == id, cancellationToken)), TimeSpan.FromHours(2));
+
+    public async Task<User?> GetByEmail(string email, CancellationToken cancellationToken = default) =>
+        await dbFactory.Run(async db =>
+            await db.Users.FirstOrDefaultAsync(x => x.Email == email, cancellationToken));
+
     public async Task<User> ValidateUser(LoginRequest request, CancellationToken cancellationToken = default) =>
         await dbFactory.Run(async db =>
         {
@@ -82,6 +93,14 @@ public class UserService(IDbFactory dbFactory) : IUserService
             user.HardwareHash = request.Hardware.Hash;
         }
 
+        var hwHash = await dbFactory.Run(async db =>
+            await db.Users
+                .Where(x => x.Email == user.Email)
+                .Select(x => x.HardwareHash)
+                .FirstOrDefaultAsync());
+        if (hwHash != user.HardwareHash)
+            user.HardwareHash = hwHash;
+
         if (user.HardwareHash != request.Hardware.Hash)
             throw new BusinessException(ExceptionEnum.HardwareIdMismatch);
     }