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 +1,50 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+using Knot.Modules.Relations.Domain;
+using Knot.Shared.Kernel;
+using Microsoft.EntityFrameworkCore;
+
+using Knot.Modules.Relations.Application.Abstractions;
+namespace Knot.Modules.Relations.Application.Friends;
+
+public record GetIncomingRequestsQuery(Guid UserId) : IQuery<List<FriendRequestDto>>;
+
+internal sealed class GetIncomingRequestsQueryHandler : IQueryHandler<GetIncomingRequestsQuery, List<FriendRequestDto>>
+{
+    private readonly IRelationsDbContext _context;
+    private readonly IUserRepository _userRepository;
+
+    public GetIncomingRequestsQueryHandler(IRelationsDbContext context, IUserRepository userRepository)
+    {
+        _context = context;
+        _userRepository = userRepository;
+    }
+
+    public async Task<Result<List<FriendRequestDto>>> Handle(GetIncomingRequestsQuery request, CancellationToken cancellationToken)
+    {
+        var friendships = await _context.Friendships
+            .Where(f => f.FriendId == request.UserId && f.Status == FriendshipStatus.Pending)
+            .ToListAsync(cancellationToken);
+
+        var requestsList = new List<FriendRequestDto>();
+        foreach (var fs in friendships)
+        {
+            var user = await _userRepository.GetByIdAsync(fs.UserId, cancellationToken);
+            if (user == null)
+            {
+                continue;
+            }
+
+            requestsList.Add(new FriendRequestDto(
+                fs.Id,
+                new FriendUserDto(user.Id, user.Username, user.DisplayName, user.Avatar),
+                fs.CreatedAt
+            ));
+        }
+        return Result.Success(requestsList);
+    }
+}