Upgrade DTOs to the latest open API spec (#178)

* Upgrade DTOs to the latest open API spec

* Add missing DTO mapping

* Add missing DTO mapping

* fix ban-related integration tests

* Upgrade DTOs to the latest openAPI spec

* Upgrade DTOs to the latest NSwag version

* Fix field type

* update MemberCount from DTOs + fix event type + cleanup

Author: sierpinskid

Assets/Plugins/StreamChat/Core/InternalDTO/Responses/MessageResponseInternalDTO.cs

@@ -18,6 +18,7 @@ internal partial class MessageResponseInternalDTO
     {
         [Newtonsoft.Json.JsonProperty("message", Required = Newtonsoft.Json.Required.Default, NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore)]
         public MessageInternalDTO Message { get; set; }
+        
         [Newtonsoft.Json.JsonProperty("attachments", Required = Newtonsoft.Json.Required.Default, NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore)]
         public System.Collections.Generic.List<AttachmentInternalDTO> Attachments { get; set; } = new System.Collections.Generic.List<AttachmentInternalDTO>();
 

Assets/Plugins/StreamChat/Core/LowLevelClient/Events/EventHealthCheck.cs

@@ -13,7 +13,6 @@ public partial class EventHealthCheck : EventBase, ILoadableFrom<HealthCheckEven
 
         public string Type { get; set; }
 
-        //Not in OpenAPI syntax but mentioned in docs
         public string ConnectionId { get; set; }
 
         EventHealthCheck ILoadableFrom<HealthCheckEventInternalDTO, EventHealthCheck>.LoadFromDto(HealthCheckEventInternalDTO dto)

Assets/Plugins/StreamChat/Core/LowLevelClient/Models/ChannelMember.cs

@@ -86,6 +86,7 @@ ChannelMember ILoadableFrom<ChannelMemberInternalDTO, ChannelMember>.LoadFromDto
             User = User.TryLoadFromDto<UserObjectInternalDTO, User>(dto.User);
             UserId = dto.UserId;
             AdditionalProperties = dto.AdditionalProperties;
+            //StreamTodo: would be safer to update the dictionary instead of overwriting the reference
 
             return this;
         }
@@ -107,6 +108,7 @@ ChannelMember ILoadableFrom<ChannelMemberResponseInternalDTO, ChannelMember>.Loa
             User = User.TryLoadFromDto<UserResponseInternalDTO, User>(dto.User);
             UserId = dto.UserId;
             AdditionalProperties = dto.AdditionalProperties;
+            //StreamTodo: would be safer to update the dictionary instead of overwriting the reference
 
             return this;
         }

Assets/Plugins/StreamChat/Core/StatefulModels/StreamChannel.cs

@@ -697,6 +697,8 @@ internal void InternalHandleMessageNewNotification(NotificationNewMessageEventIn
         {
             AssertCid(dto.Cid);
             InternalAppendOrUpdateMessage(dto.Message);
+
+            MemberCount = dto.ChannelMemberCount;
         }
 
         internal void HandleMessageUpdatedEvent(MessageUpdatedEventInternalDTO dto)
@@ -742,20 +744,22 @@ internal void HandleChannelUpdatedEvent(ChannelUpdatedEventInternalDTO eventDto)
             // Cache.TryCreateOrUpdate(eventDto.Channel);
 
             UpdateChannelFieldsFromDtoOverwrite(eventDto.Channel, Cache);
-            
+            MemberCount = eventDto.ChannelMemberCount;
             Updated?.Invoke(this);
         }
 
         internal void HandleChannelTruncatedEvent(ChannelTruncatedEventInternalDTO eventDto)
         {
             AssertCid(eventDto.Cid);
             InternalTruncateMessages(eventDto.Channel.TruncatedAt, eventDto.Message);
+            MemberCount = eventDto.ChannelMemberCount;
         }
 
         internal void HandleChannelTruncatedEvent(NotificationChannelTruncatedEventInternalDTO eventDto)
         {
             AssertCid(eventDto.Cid);
             InternalTruncateMessages(eventDto.Channel.TruncatedAt);
+            MemberCount = eventDto.ChannelMemberCount;
         }
 
         internal void InternalAddMember(StreamChannelMember member)