add getting new messages

Lab1/ChatRoom/ChatRoomLogic.cs

@@ -85,6 +85,24 @@ public class ChatRoomLogic
         return true;
     }
 
+    public ChatRoomContract.Message? GetNewMessage()
+    {
+        foreach (var message in state.messages)
+        {
+            if (message.given) continue;
+            if (message.status != MessageStatus.WaitingApproval) continue;
+
+            message.given = true;
+            return new ChatRoomContract.Message{
+                id = message.id,
+                contents = message.contents,
+                needsToBeCensored = message.needsToBeCensored
+            };
+        }
+
+        return null;
+    }
+
     public void BackgroundTask()
     {
         while (true)

Lab1/ChatRoom/ChatRoomService.cs

@@ -17,7 +17,7 @@ public class ChatRoomService : ChatRoomContract.IChatRoomService
 
     public ChatRoomContract.Message? GetNewMessage()
     {
-        throw new NotImplementedException();
+        return logic.GetNewMessage();
     }
 
     public int GetStrikes(int clientId)

Lab1/ChatRoom/ChatRoomState.cs

@@ -22,6 +22,7 @@ public class Message
     public int clientId;
     public string contents;
     public bool needsToBeCensored;
+    public bool given = false;
     public MessageStatus status = MessageStatus.WaitingApproval;
 }
 

Lab1/ChatRoomContract/IChatRoomService.cs

@@ -2,7 +2,7 @@
 
 public class Message
 {
-    int id;
+    public int id;
     public string contents;
     public bool needsToBeCensored;
 }

Lab1/Moderator/Moderator.cs

@@ -60,7 +60,13 @@ internal class Moderator
 
         while (true)
         {
+            var message = chatRoom.GetNewMessage();
+            if (message != null)
+            {
+                log.Info($"Checking message ({message.id}): {message.contents}");
+            }
 
+            Thread.Sleep(1 * 1000);
         }
     }