Invitation globale work

+ tests
+ new services
+ InvitationDto and IInvitationReqest

Govor.API/Services/Authentication/InvitesService.cs

@@ -0,0 +1,52 @@
+using Govor.API.Services.Authentication.Interfaces;
+using Govor.Core;
+using Govor.Core.Models;
+using Govor.Core.Repositories.Invaites;
+using Govor.Data.Repositories.Exceptions;
+
+namespace Govor.API.Services.Authentication;
+
+public class InvitesService : IInvitesService
+{
+    private readonly IInvitesRepository _invitesRepository;
+
+    public InvitesService(IInvitesRepository invitesRepository)
+    {
+        _invitesRepository = invitesRepository;
+    }
+    
+    public async Task<string> GetRole(User user)
+    {
+        try
+        {
+            var invitation = await _invitesRepository.FindByIdAsync(user.InviteId);
+            return invitation.IsAdmin ? "Admin" : "User";
+        }
+        catch (NotFoundByKeyException<Guid>)
+        {
+            return "User"; 
+        }
+    }
+
+    public Invitation Validate(string inviteCode)
+    {
+        var invite = _invitesRepository.FindByCodeAsync(inviteCode).Result;
+
+        if (invite.EndDate < DateTime.Now ||
+            invite.MaxParticipants <= invite.Users.Count)
+        {
+            invite.IsActive = false;
+            _invitesRepository.UpdateAsync(invite);
+            throw new InviteLinkInvalidException(inviteCode);
+        }
+
+        return invite;
+    }
+
+    public string GenerateInvitationLink(Invitation invitation)
+    {
+        throw new NotImplementedException();
+    }
+}
+
+public class InviteLinkInvalidException(string inviteCode) : GovorCoreException($"Invite link invalid: {inviteCode}");