feat: Cleaning up some unused code.

Sources/MQTTConnectionManagerLive/Live.swift

@@ -12,7 +12,11 @@ public extension MQTTConnectionManager {
     let manager = ConnectionManager(client: client, logger: logger)
     return .init { _ in
       try await manager.connect(cleanSession: cleanSession)
+
       return manager.stream
+        .removeDuplicates()
+        .eraseToStream()
+
     } shutdown: {
       manager.shutdown()
     }
@@ -26,6 +30,7 @@ private actor ConnectionManager {
   private let continuation: AsyncStream<MQTTConnectionManager.Event>.Continuation
   private nonisolated let logger: Logger?
   private let name: String
+  private var started: Bool = false
   let stream: AsyncStream<MQTTConnectionManager.Event>
 
   init(
@@ -42,6 +47,7 @@ private actor ConnectionManager {
 
   deinit {
     client.removeCloseListener(named: name)
+    client.removeShutdownListener(named: name)
   }
 
   func connect(cleanSession: Bool) async throws {
@@ -51,13 +57,16 @@ private actor ConnectionManager {
       continuation.yield(.connected)
 
       client.addCloseListener(named: name) { _ in
-        Task {
-          self.continuation.yield(.disconnected)
-          self.logger?.debug("Connection closed.")
-          self.logger?.debug("Reconnecting...")
-          try await self.connect(cleanSession: cleanSession)
-        }
+        self.continuation.yield(.disconnected)
+        self.logger?.debug("Connection closed.")
+        self.logger?.debug("Reconnecting...")
+        Task { try await self.connect(cleanSession: cleanSession) }
       }
+
+      client.addShutdownListener(named: name) { _ in
+        self.shutdown()
+      }
+
     } catch {
       client.logger.trace("Failed to connect: \(error)")
       continuation.yield(.disconnected)
@@ -66,6 +75,7 @@ private actor ConnectionManager {
   }
 
   nonisolated func shutdown() {
+    client.logger.trace("Shutting down connection.")
     continuation.yield(.shuttingDown)
     continuation.finish()
   }

Sources/MQTTConnectionService/MQTTConnectionService.swift

@@ -15,6 +15,7 @@ public struct MQTTConnectionManager: Sendable {
   public var shutdown: () -> Void
 
   public enum Event: Sendable {
+    case notStarted
     case connected
     case disconnected
     case shuttingDown
@@ -65,9 +66,9 @@ public actor MQTTConnectionService: Service {
         // continue to run and handle graceful shutdowns.
         logger?.trace("Received connection event: \(event)")
       }
+      manager.shutdown()
     } onGracefulShutdown: {
       self.logger?.trace("Received graceful shutdown.")
-      Task { await self.manager.shutdown() }
     }
   }
 }

Sources/dewPoint-controller/Application.swift

@@ -36,7 +36,6 @@ struct Application {
 
     try await withDependencies {
       $0.psychrometricClient = .liveValue
-      // $0.sensorsClient = .live(client: mqtt)
       $0.topicListener = .live(client: mqtt)
       $0.topicPublisher = .live(client: mqtt)
       $0.mqttConnectionManager = .live(client: mqtt, logger: logger)
@@ -59,6 +58,8 @@ struct Application {
 
       try await serviceGroup.run()
     }
+
+    try await mqtt.shutdown()
   }
 }