Files
forkmessager/backend/src/Modules/Relations/Application/Contacts/GetContacts.cs
Халимов Рустам b399649cfd Модуль связей и Klipy
2026-03-27 01:22:20 +03:00

71 lines
2.2 KiB
C#

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.Contacts;
public record ContactDto(
Guid Id,
string Username,
string DisplayName,
string Avatar,
bool IsOnline,
DateTime? LastSeen,
Guid RelationId,
bool IsBlocked = false,
bool IsExternal = false,
string? Domain = null);
public record GetContactsQuery(Guid UserId) : IQuery<List<ContactDto>>;
internal sealed class GetContactsQueryHandler : IQueryHandler<GetContactsQuery, List<ContactDto>>
{
private readonly IContactsDbContext _context;
public GetContactsQueryHandler(IContactsDbContext context)
{
_context = context;
}
public async Task<Result<List<ContactDto>>> Handle(GetContactsQuery request, CancellationToken cancellationToken)
{
var relations = await _context.Contacts
.Where(c => (c.UserId == request.UserId || c.ContactId == request.UserId) && c.Status == ContactStatus.Accepted)
.ToListAsync(cancellationToken);
var contactIds = relations.Select(c => c.UserId == request.UserId ? c.ContactId : c.UserId).ToList();
var replicas = await _context.UserReplicas
.Where(r => contactIds.Contains(r.Id))
.ToListAsync(cancellationToken);
var result = new List<ContactDto>();
foreach (var replica in replicas)
{
var rel = relations.First(c => c.UserId == replica.Id || c.ContactId == replica.Id);
result.Add(new ContactDto(
replica.Id,
replica.Username,
replica.DisplayName,
replica.Avatar,
false, // Presence handled by another service or real-time
null,
rel.Id,
rel.Status == ContactStatus.Blocked,
replica.IsExternal,
replica.Domain
));
}
return Result.Success(result);
}
}