fix(pr: issue-293): update chatmanager for smalltalk api

src/Services/smalltalk/O2NextGen.SmallTalk.Api/Startup.cs

@@ -3,6 +3,7 @@
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using O2NextGen.SmallTalk.Api.Helpers;
+using System.Threading.Tasks;
 
 namespace O2NextGen.SmallTalk.Api
 {
@@ -32,7 +33,19 @@ public void Configure(IApplicationBuilder app, IHostingEnvironment env)
                 app.UseHsts();
             }
 
-            app.UseHttpsRedirection();
+            app.UseStaticFiles();
+
+            app.Use(async (context, next) =>
+            {
+                context.Response.OnStarting(() =>
+                {
+                    context.Response.Headers.Add("X-Power-By", "O2NextGen: SmallTalk Api");
+                    return Task.CompletedTask;
+                });
+
+                await next.Invoke();
+            });
+
             app.UseMvc();
         }
     }

src/Services/smalltalk/O2NextGen.SmallTalk.Impl/Services/ChatManager.cs

@@ -22,7 +22,8 @@ public async Task<ChatMessageModel> AddMessage(long sessionId,ChatMessageModel c
         {
             var chatMessage = Creator<ChatMessageModel>.CreateObject();
             chatMessage.Message = chatMessageModel.Message;
-
+            chatMessage.SenderId = chatMessageModel.SenderId;
+            chatMessage.RecipientId = chatMessageModel.RecipientId;
 
             ChatSessionModel chatSession = null;
             //Checking if a session exists or not
@@ -60,6 +61,11 @@ public async Task<IReadOnlyCollection<ChatMessageModel>> GetMessages(long idSess
             return result;
         }
 
+        public Task GetSession(long sessionId, CancellationToken ct)
+        {
+            throw new System.NotImplementedException();
+        }
+
         public Task RemoveMessageAsync(long sessionId, long id, CancellationToken ct)
         {
             throw new System.NotImplementedException();

src/Services/smalltalk/O2NextGen.SmallTalk.Impl/Services/InMemorySessionManager.cs

@@ -94,13 +94,13 @@ public async Task<ChatSessionModel> AddSessionAsync(ChatSessionModel chatSession
             return await Task.FromResult(chatSession);
         }
 
-        public async Task<bool> ExistSessionAsync(long sessionId,CancellationToken ct)
+        public async Task<bool> ExistSessionAsync(long sessionId, CancellationToken ct)
         {
             var result = Sessions.Any(_ => _.Id == sessionId);
             return await Task.FromResult<bool>(result);
         }
 
-        public async Task<ChatSessionModel> GetSessionAsync(long sessionId,CancellationToken ct)
+        public async Task<ChatSessionModel> GetSessionAsync(long sessionId, CancellationToken ct)
         {
             var result = Sessions.Single(_ => _.Id == sessionId);
             return await Task.FromResult(result);