[AC-1200] Admin Console code ownership - move OrganizationFeatures (#3369)

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/CountNewSmSeatsRequiredQuery.cs

@@ -0,0 +1,54 @@
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.Interfaces;
+using Bit.Core.Exceptions;
+using Bit.Core.Repositories;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers;
+
+public class CountNewSmSeatsRequiredQuery : ICountNewSmSeatsRequiredQuery
+{
+    private readonly IOrganizationUserRepository _organizationUserRepository;
+    private readonly IOrganizationRepository _organizationRepository;
+
+    public CountNewSmSeatsRequiredQuery(IOrganizationUserRepository organizationUserRepository,
+        IOrganizationRepository organizationRepository)
+    {
+        _organizationUserRepository = organizationUserRepository;
+        _organizationRepository = organizationRepository;
+    }
+
+    public async Task<int> CountNewSmSeatsRequiredAsync(Guid organizationId, int usersToAdd)
+    {
+        if (usersToAdd == 0)
+        {
+            return 0;
+        }
+
+        var organization = await _organizationRepository.GetByIdAsync(organizationId);
+        if (organization == null)
+        {
+            throw new NotFoundException();
+        }
+
+        if (!organization.UseSecretsManager)
+        {
+            throw new BadRequestException("Organization does not use Secrets Manager");
+        }
+
+        if (!organization.SmSeats.HasValue || organization.SecretsManagerBeta)
+        {
+            return 0;
+        }
+
+        var occupiedSmSeats =
+            await _organizationUserRepository.GetOccupiedSmSeatCountByOrganizationIdAsync(organization.Id);
+
+        var availableSmSeats = organization.SmSeats.Value - occupiedSmSeats;
+
+        if (availableSmSeats >= usersToAdd)
+        {
+            return 0;
+        }
+
+        return usersToAdd - availableSmSeats;
+    }
+}