Add basic storage, temperature history display

TempTrack/Bluetooth/BluetoothClient.swift

@@ -18,11 +18,13 @@ enum BluetoothResponseType: UInt8 {
 
 final class BluetoothClient: ObservableObject {
     
+    weak var delegate: TemperatureDataTransferDelegate?
+    
     private let updateInterval = 3.0
     
     private let connection = DeviceManager()
     
-    private let recorder = TemperatureStorage()
+    private var didTransferData = false
     
     init(deviceInfo: DeviceInfo? = nil) {
         connection.delegate = self
@@ -41,12 +43,25 @@ final class BluetoothClient: ObservableObject {
                 startRegularUpdates()
             } else {
                 endRegularUpdates()
+                didTransferData = false
             }
         }
     }
     
     @Published
-    private(set) var deviceInfo: DeviceInfo?
+    private(set) var deviceInfo: DeviceInfo? {
+        didSet {
+            guard !didTransferData, runningTransfer == nil else {
+                return
+            }
+            guard !openRequests.contains(where: { if case .getRecordingData = $0 { return true }; return false }) else {
+                return
+            }
+            guard collectRecordedData() else {
+                return
+            }
+        }
+    }
     
     private var openRequests: [BluetoothRequest] = []
     
@@ -55,9 +70,11 @@ final class BluetoothClient: ObservableObject {
     private var runningTransfer: TemperatureDataTransfer?
     
     func updateDeviceInfo() {
-        if case .configured = deviceState {
-            addRequest(.getInfo)
+        guard case .configured = deviceState else {
+            return
         }
+        addRequest(.getInfo)
+        
     }
     
     private var dataUpdateTimer: Timer?
@@ -118,7 +135,7 @@ final class BluetoothClient: ObservableObject {
         }
         let transfer = TemperatureDataTransfer(info: info)
         runningTransfer = transfer
-        runningTransfer?.delegate = recorder
+        runningTransfer?.delegate = delegate
         let next = transfer.nextRequest()
         addRequest(next)
         return true
@@ -137,6 +154,12 @@ final class BluetoothClient: ObservableObject {
             return // TODO: Start new transfer?
         }
         let next = runningTransfer.nextRequest()
+        if case .clearRecordingBuffer = next {
+            runningTransfer.completeTransfer()
+            self.runningTransfer = nil
+            didTransferData = true
+            return
+        }
         addRequest(next)
     }