(#411) events: refactor application

Author: SaintAngeLs

MiniSpace.Services.Events/src/MiniSpace.Services.Events.Application/Commands/AddEventParticipant.cs

@@ -10,6 +10,5 @@ public class AddEventParticipant: ICommand
     {
         public Guid EventId { get; set; }
         public Guid StudentId { get; set; }
-        public string StudentName { get; set; }
     }
 }

MiniSpace.Services.Events/src/MiniSpace.Services.Events.Application/Commands/Handlers/AddEventParticipantHandler.cs

@@ -54,7 +54,7 @@ public async Task HandleAsync(AddEventParticipant command, CancellationToken can
             @event.AddParticipant(new Participant(command.StudentId));
             await _eventRepository.UpdateAsync(@event);
             await _messageBroker.PublishAsync(new EventParticipantAdded(@event.Id, 
-                command.StudentId, command.StudentName));
+                command.StudentId));
         }
     }
 }

MiniSpace.Services.Events/src/MiniSpace.Services.Events.Application/DTO/EventDto.cs

@@ -60,9 +60,9 @@ public EventDto(Event @event, Guid studentId)
             UpdatedAt = @event.UpdatedAt; 
             Visibility = @event.Visibility; 
             Settings = new EventSettingsDto(@event.Settings);
-            IsSignedUp = @event.SignedUpParticipants.Any(x => x.StudentId == studentId);
-            IsInterested = @event.InterestedParticipants.Any(x => x.StudentId == studentId);
-            StudentRating = @event.Ratings.FirstOrDefault(x => x.StudentId == studentId)?.Value;
+            IsSignedUp = @event.SignedUpParticipants.Any(x => x.UserId == studentId);
+            IsInterested = @event.InterestedParticipants.Any(x => x.UserId == studentId);
+            StudentRating = @event.Ratings.FirstOrDefault(x => x.UserId == studentId)?.Value;
             FriendsInterestedIn = Enumerable.Empty<ParticipantDto>();
             FriendsSignedUp = Enumerable.Empty<ParticipantDto>();
         }

MiniSpace.Services.Events/src/MiniSpace.Services.Events.Application/Events/EventParticipantAdded.cs

@@ -8,13 +8,11 @@ public class EventParticipantAdded: IEvent
     {
         public Guid EventId { get; }
         public Guid ParticipantId { get; }
-        public string ParticipantName { get; }
 
-        public EventParticipantAdded(Guid eventId, Guid participantId, string participantName)
+        public EventParticipantAdded(Guid eventId, Guid participantId)
         {
             EventId = eventId;
             ParticipantId = participantId;
-            ParticipantName = participantName;
         }
     }
 }