Перепиливание под чистый DDD

2026-03-22 23:59:33 +03:00
parent 5da1a2f45d
commit 6e532b021d
302 changed files with 3595 additions and 3679 deletions
@@ -0,0 +1,53 @@
+
+using Knot.Modules.Auth.Domain;
+using Knot.Modules.Auth.Application.Abstractions;
+using Knot.Shared.Kernel;
+using Knot.Modules.Auth.Application.Users.Auth;
+using BCrypt.Net;
+
+namespace Knot.Modules.Auth.Application.Users.Login;
+
+/// <summary>
+/// Команда для входа пользователя. Возвращает AuthResponseDto.
+/// </summary>
+public sealed record LoginUserCommand(string Username, string Password) : ICommand<AuthResponseDto>;
+
+public sealed class LoginUserCommandHandler : ICommandHandler<LoginUserCommand, AuthResponseDto>
+{
+    private readonly IUserRepository _userRepository;
+    private readonly IJwtTokenProvider _tokenProvider;
+
+    public LoginUserCommandHandler(IUserRepository userRepository, IJwtTokenProvider tokenProvider)
+    {
+        _userRepository = userRepository;
+        _tokenProvider = tokenProvider;
+    }
+
+    public async Task<Result<AuthResponseDto>> Handle(LoginUserCommand request, CancellationToken cancellationToken)
+    {
+        var user = await _userRepository.GetByUsernameAsync(request.Username, cancellationToken);
+
+        if (user is null || !BCrypt.Net.BCrypt.Verify(request.Password, user.PasswordHash))
+        {
+            return Result.Failure<AuthResponseDto>(AuthErrors.IdentityInvalidCredentials);
+        }
+
+        string token = _tokenProvider.Generate(user);
+
+        return Result.Success(new AuthResponseDto(
+            token,
+            new AuthUserDto(
+                user.Id,
+                user.Username,
+                user.DisplayName,
+                user.Email,
+                user.Bio,
+                user.Avatar,
+                user.Birthday,
+                true, // IsOnline (placeholder)
+                user.CreatedAt
+            )
+        ));
+    }
+}
+