bitwarden/src/Api/Controllers/UsersController.cs

using Bit.Api.Models.Response;
using Bit.Core.Exceptions;
using Bit.Core.Repositories;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;

namespace Bit.Api.Controllers;

[Route("users")]
[Authorize("Application")]
public class UsersController : Controller
{
    private readonly IUserRepository _userRepository;

    public UsersController(
        IUserRepository userRepository)
    {
        _userRepository = userRepository;
    }

    [HttpGet("{id}/public-key")]
    public async Task<UserKeyResponseModel> Get(string id)
    {
        var guidId = new Guid(id);
        var key = await _userRepository.GetPublicKeyAsync(guidId);
        if (key == null)
        {
            throw new NotFoundException();
        }

        return new UserKeyResponseModel(guidId, key);
    }
}