Cleaned up request acks. Added internal service bus for internal messaging.

Hermes/Socket/Requests/DeletePolicyAck.cs

@@ -0,0 +1,43 @@
+using Serilog;
+using TwitchChatTTS.Chat.Commands.Limits;
+using TwitchChatTTS.Chat.Groups;
+
+namespace TwitchChatTTS.Hermes.Socket.Requests
+{
+    public class DeletePolicyAck : IRequestAck
+    {
+        public string Name => "delete_policy";
+        private readonly IChatterGroupManager _groups;
+        private readonly IUsagePolicy<long> _policies;
+        private readonly ILogger _logger;
+
+        public DeletePolicyAck(IChatterGroupManager groups, IUsagePolicy<long> policies, ILogger logger)
+        {
+            _groups = groups;
+            _policies = policies;
+            _logger = logger;
+        }
+
+        public void Acknowledge(string requestId, string json, IDictionary<string, object>? requestData)
+        {
+            var data = json.Split('/');
+            if (data.Length != 2)
+            {
+                _logger.Error("Deleting a policy failed: data received is invalid.");
+                return;
+            }
+
+            var groupId = data[0];
+            var path = data[1];
+            var group = _groups.Get(groupId);
+            if (group == null)
+            {
+                _logger.Warning($"Deleting a policy failed: group id does not exist [group id: {groupId}][path: {path}]");
+                return;
+            }
+
+            _policies.Remove(group.Name, path);
+            _logger.Information($"Policy has been deleted [group id: {groupId}][path: {path}]");
+        }
+    }
+}