Set preferred radio automatically

Meshtastic/Helpers/BLEManager.swift

@@ -252,6 +252,15 @@ class BLEManager: NSObject, ObservableObject, CBCentralManagerDelegate, CBPeriph
 
 		self.isConnected = true
 
+		if userSettings?.preferredPeripheralId.count ?? 0 < 1 {
+			self.userSettings?.preferredPeripheralId = peripheral.identifier.uuidString
+			self.preferredPeripheral = true
+		} else if userSettings!.preferredPeripheralId ==  peripheral.identifier.uuidString {
+			self.preferredPeripheral = true
+		} else {
+			print("Trying to connect a non prefered peripheral")
+		}
+
 		// Invalidate and reset connection timer count, remove any connection errors
 		self.lastConnectionError = ""
 		self.timeoutTimerCount = 0
@@ -259,7 +268,7 @@ class BLEManager: NSObject, ObservableObject, CBCentralManagerDelegate, CBPeriph
 			
 			self.timeoutTimer!.invalidate()
 		}
-
+		
 		// Map the peripheral to the connectedPeripheral ObservedObjects
 		connectedPeripheral = peripherals.filter({ $0.peripheral.identifier == peripheral.identifier }).first
 		
@@ -731,7 +740,7 @@ class BLEManager: NSObject, ObservableObject, CBCentralManagerDelegate, CBPeriph
 				
 				// Get all the channels
 				var i: UInt32 = 1;
-				var max: Int32 = self.connectedPeripheral.maxChannels
+				let max: Int32 = self.connectedPeripheral.maxChannels
 				
 				Timer.scheduledTimer(withTimeInterval: 0.4, repeats: true) { timer in
 					

Meshtastic/Views/Bluetooth/Connect.swift

@@ -79,17 +79,18 @@ struct Connect: View {
 
 									Text("Preferred").font(.caption2)
 									Text("Radio").font(.caption2)
-									Toggle("Preferred Radio", isOn: $isPreferredRadio)
+									Toggle("Preferred Radio", isOn: $bleManager.preferredPeripheral)
 										.toggleStyle(SwitchToggleStyle(tint: .accentColor))
 										.labelsHidden()
-										.onChange(of: isPreferredRadio) { value in
+										.onChange(of: bleManager.preferredPeripheral) { value in
 											if value {
 
 												if bleManager.connectedPeripheral != nil {
 
 												
 													userSettings.preferredPeripheralId = bleManager.connectedPeripheral!.peripheral.identifier.uuidString
-												 bleManager.preferredPeripheral = true
+													bleManager.preferredPeripheral = true
+													isPreferredRadio = true
 													
 												}
 
@@ -100,6 +101,7 @@ struct Connect: View {
 
 												userSettings.preferredPeripheralId = ""
 												bleManager.preferredPeripheral = false
+												isPreferredRadio = false
 											}
 										}
 									}