Разделение

backend/src/Modules/Relations/Application/Abstractions/FriendshipRepository.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Knot.Contracts.Relations.Application.Abstractions;
+using Knot.Contracts.Relations.Domain;
+using Knot.Modules.Relations.Domain;
+using Knot.Modules.Relations.Infrastructure.Persistence;
+using Microsoft.EntityFrameworkCore;
+
+namespace Knot.Modules.Relations.Application.Abstractions;
+
+internal sealed class FriendshipRepository : IFriendshipRepository
+{
+    private readonly RelationsDbContext _context;
+
+    public FriendshipRepository(RelationsDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<List<Knot.Contracts.Relations.Domain.Friendship>> GetAcceptedFriendshipsAsync(Guid userId, CancellationToken ct = default)
+    {
+        var friendships = await _context.Set<Knot.Modules.Relations.Domain.Friendship>()
+            .Where(f => f.Status == Knot.Contracts.Relations.Domain.FriendshipStatus.Accepted && (f.UserId == userId || f.FriendId == userId))
+            .ToListAsync(ct);
+
+        return friendships.Select(f => new Knot.Contracts.Relations.Domain.Friendship(
+            f.Id,
+            f.UserId,
+            f.FriendId,
+            f.Status,
+            f.CreatedAt
+        )).ToList();
+    }
+}

backend/src/Modules/Relations/DependencyInjection.cs

@@ -1,7 +1,9 @@
+using Knot.Contracts.Relations.Application.Abstractions;
+using Knot.Modules.Relations.Application.Abstractions;
+using Knot.Modules.Relations.Infrastructure.Persistence;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
-using Knot.Modules.Relations.Infrastructure.Persistence;
 
 namespace Knot.Modules.Relations;
 
@@ -13,6 +15,8 @@ public static class DependencyInjection
         services.AddDbContext<RelationsDbContext>(options =>
             options.UseNpgsql(connectionString));
 
+        services.AddScoped<IFriendshipRepository, FriendshipRepository>();
+
         services.AddMediatR(config =>
             config.RegisterServicesFromAssembly(typeof(DependencyInjection).Assembly));
 

backend/src/Modules/Relations/Domain/Friendship.cs

@@ -1,14 +1,8 @@
+using Knot.Contracts.Relations.Domain;
 using Knot.Shared.Kernel;
 
 namespace Knot.Modules.Relations.Domain;
 
-public enum FriendshipStatus
-{
-    Pending,
-    Accepted,
-    Declined
-}
-
 public sealed class Friendship : Entity<Guid>
 {
     public Guid UserId { get; private set; }

backend/src/Modules/Relations/Knot.Modules.Relations.csproj

@@ -7,6 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\Contracts\Relations\Knot.Contracts.Relations.csproj" />
     <ProjectReference Include="..\..\Shared\Knot.Shared.Kernel\Knot.Shared.Kernel.csproj" />
     <ProjectReference Include="..\..\Shared\Knot.Shared.Infrastructure\Knot.Shared.Infrastructure.csproj" />
   </ItemGroup>
@@ -21,7 +22,6 @@
 
   <ItemGroup>
     <FrameworkReference Include="Microsoft.AspNetCore.App" />
-      <ProjectReference Include="..\Settings\Knot.Modules.Settings.csproj" />
   </ItemGroup>
 
 </Project>