import Foundation import CoreData import CoreBluetooth import SwiftUI import MapKit import CocoaMQTT // --------------------------------------------------------------------------------------- // Meshtastic BLE Device Manager // --------------------------------------------------------------------------------------- class BLEManager: NSObject, CBPeripheralDelegate, MqttClientProxyManagerDelegate, ObservableObject { // MqttClientProxyManagerDelegate func onMqttConnected() { mqttManager.status = .connected print("πŸ“² Mqtt Client Proxy onMqttConnected now subscribing to \(mqttManager.topic).") mqttManager.mqttClientProxy?.subscribe(mqttManager.topic) } func onMqttDisconnected() { mqttManager.status = .disconnected print("MQTT Disconnected") } func onMqttMessageReceived(message: CocoaMQTTMessage) { print("πŸ“² Mqtt Client Proxy onMqttMessageReceived for topic: \(message.topic)") if message.topic.contains("/stat/") { return } var proxyMessage = MqttClientProxyMessage() proxyMessage.topic = message.topic proxyMessage.data = Data(message.payload) proxyMessage.retained = message.retained var toRadio: ToRadio! toRadio = ToRadio() toRadio.mqttClientProxyMessage = proxyMessage let binaryData: Data = try! toRadio.serializedData() if connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected { connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) print("πŸ“² Sent Mqtt client proxy message to the connected device.") } } func onMqttError(message: String) { print("MQTT Error") } private static var documentsFolder: URL { do { return try FileManager.default.url(for: .documentDirectory, in: .userDomainMask, appropriateFor: nil, create: true) } catch { fatalError("Can't find documents directory.") } } var context: NSManagedObjectContext? //var userSettings: UserSettings? private var centralManager: CBCentralManager! private let restoreKey = "Meshtastic.BLE.Manager" @Published var peripherals: [Peripheral] = [] @Published var connectedPeripheral: Peripheral! @Published var lastConnectionError: String @Published var invalidVersion = false @Published var isSwitchedOn: Bool = false @Published var automaticallyReconnect: Bool = true public var minimumVersion = "2.0.0" public var connectedVersion: String public var isConnecting: Bool = false public var isConnected: Bool = false public var isSubscribed: Bool = false private var configNonce: UInt32 = 1 var timeoutTimer: Timer? var timeoutTimerCount = 0 var positionTimer: Timer? var lastPosition: CLLocationCoordinate2D? let emptyNodeNum: UInt32 = 4294967295 let mqttManager = MqttClientProxyManager.shared /* Meshtastic Service Details */ var TORADIO_characteristic: CBCharacteristic! var FROMRADIO_characteristic: CBCharacteristic! var FROMNUM_characteristic: CBCharacteristic! let meshtasticServiceCBUUID = CBUUID(string: "0x6BA1B218-15A8-461F-9FA8-5DCAE273EAFD") let TORADIO_UUID = CBUUID(string: "0xF75C76D2-129E-4DAD-A1DD-7866124401E7") let FROMRADIO_UUID = CBUUID(string: "0x2C55E69E-4993-11ED-B878-0242AC120002") let EOL_FROMRADIO_UUID = CBUUID(string: "0x8BA2BCC2-EE02-4A55-A531-C525C5E454D5") let FROMNUM_UUID = CBUUID(string: "0xED9DA18C-A800-4F66-A670-AA7547E34453") let meshLog = documentsFolder.appendingPathComponent("meshlog.txt") // MARK: init BLEManager override init() { self.lastConnectionError = "" self.connectedVersion = "0.0.0" super.init() centralManager = CBCentralManager(delegate: self, queue: nil) mqttManager.delegate = self // centralManager = CBCentralManager(delegate: self, queue: nil, options: [CBCentralManagerOptionRestoreIdentifierKey: restoreKey]) } // MARK: Scanning for BLE Devices // Scan for nearby BLE devices using the Meshtastic BLE service ID func startScanning() { if isSwitchedOn { centralManager.scanForPeripherals(withServices: [meshtasticServiceCBUUID], options: [CBCentralManagerScanOptionAllowDuplicatesKey: true]) print("βœ… Scanning Started") } } // Stop Scanning For BLE Devices func stopScanning() { if centralManager.isScanning { centralManager.stopScan() print("πŸ›‘ Stopped Scanning") } } // MARK: BLE Connect functions /// The action after the timeout-timer has fired /// /// - Parameters: /// - timer: The time that fired the event /// @objc func timeoutTimerFired(timer: Timer) { guard let timerContext = timer.userInfo as? [String: String] else { return } let name: String = timerContext["name", default: "Unknown"] self.timeoutTimerCount += 1 self.lastConnectionError = "" if timeoutTimerCount == 10 { if connectedPeripheral != nil { self.centralManager?.cancelPeripheralConnection(connectedPeripheral.peripheral) } connectedPeripheral = nil if self.timeoutTimer != nil { self.timeoutTimer!.invalidate() } self.isConnected = false self.isConnecting = false self.lastConnectionError = "🚨 " + String.localizedStringWithFormat("ble.connection.timeout %d %@".localized, timeoutTimerCount, name) MeshLogger.log(lastConnectionError) self.timeoutTimerCount = 0 self.startScanning() } else { print("🚨 BLE Connecting 2 Second Timeout Timer Fired \(timeoutTimerCount) Time(s): \(name)") } } // Connect to a specific peripheral func connectTo(peripheral: CBPeripheral) { stopScanning() DispatchQueue.main.async { self.isConnecting = true self.lastConnectionError = "" self.automaticallyReconnect = true } if connectedPeripheral != nil { print("ℹ️ BLE Disconnecting from: \(connectedPeripheral.name) to connect to \(peripheral.name ?? "Unknown")") disconnectPeripheral() } centralManager?.connect(peripheral) // Invalidate any existing timer if timeoutTimer != nil { timeoutTimer!.invalidate() } // Use a timer to keep track of connecting peripherals, context to pass the radio name with the timer and the RunLoop to prevent // the timer from running on the main UI thread let context = ["name": "\(peripheral.name ?? "Unknown")"] timeoutTimer = Timer.scheduledTimer(timeInterval: 1.5, target: self, selector: #selector(timeoutTimerFired), userInfo: context, repeats: true) RunLoop.current.add(timeoutTimer!, forMode: .common) print("ℹ️ BLE Connecting: \(peripheral.name ?? "Unknown")") } // Disconnect Connected Peripheral func disconnectPeripheral(reconnect: Bool = true) { guard let connectedPeripheral = connectedPeripheral else { return } automaticallyReconnect = reconnect centralManager?.cancelPeripheralConnection(connectedPeripheral.peripheral) FROMRADIO_characteristic = nil isConnected = false isSubscribed = false invalidVersion = false connectedVersion = "0.0.0" startScanning() } // Called each time a peripheral is discovered func centralManager(_ central: CBCentralManager, didConnect peripheral: CBPeripheral) { isConnecting = false isConnected = true if UserDefaults.preferredPeripheralId.count < 1 { UserDefaults.preferredPeripheralId = peripheral.identifier.uuidString } // Invalidate and reset connection timer count timeoutTimerCount = 0 if timeoutTimer != nil { timeoutTimer!.invalidate() } // remove any connection errors self.lastConnectionError = "" // Map the peripheral to the connectedPeripheral ObservedObjects connectedPeripheral = peripherals.filter({ $0.peripheral.identifier == peripheral.identifier }).first if connectedPeripheral != nil { connectedPeripheral.peripheral.delegate = self } else { // we are null just disconnect and start over lastConnectionError = "Bluetooth connection error, please try again." disconnectPeripheral() return } // Discover Services peripheral.discoverServices([meshtasticServiceCBUUID]) print("βœ… BLE Connected: \(peripheral.name ?? "Unknown")") } // Called when a Peripheral fails to connect func centralManager(_ central: CBCentralManager, didFailToConnect peripheral: CBPeripheral, error: Error?) { disconnectPeripheral() print("🚫 BLE Failed to Connect: \(peripheral.name ?? "Unknown")") } // Disconnect Peripheral Event func centralManager(_ central: CBCentralManager, didDisconnectPeripheral peripheral: CBPeripheral, error: Error?) { self.connectedPeripheral = nil self.isConnecting = false self.isConnected = false self.isSubscribed = false if let e = error { // https://developer.apple.com/documentation/corebluetooth/cberror/code let errorCode = (e as NSError).code if errorCode == 6 { // CBError.Code.connectionTimeout The connection has timed out unexpectedly. // Happens when device is manually reset / powered off lastConnectionError = "🚨" + String.localizedStringWithFormat("ble.errorcode.6 %@".localized, e.localizedDescription) print("🚨 BLE Disconnected: \(peripheral.name ?? "Unknown") Error Code: \(errorCode) Error: \(e.localizedDescription)") } else if errorCode == 7 { // CBError.Code.peripheralDisconnected The specified device has disconnected from us. // Seems to be what is received when a tbeam sleeps, immediately recconnecting does not work. lastConnectionError = "🚨 \(e.localizedDescription)" print("🚨 BLE Disconnected: \(peripheral.name ?? "Unknown") Error Code: \(errorCode) Error: \(e.localizedDescription)") } else if errorCode == 14 { // Peer removed pairing information // Forgetting and reconnecting seems to be necessary so we need to show the user an error telling them to do that lastConnectionError = "🚨 " + String.localizedStringWithFormat("ble.errorcode.14 %@".localized, e.localizedDescription) print("🚨 BLE Disconnected: \(peripheral.name ?? "Unknown") Error Code: \(errorCode) Error: \(lastConnectionError)") } else { lastConnectionError = "🚨 \(e.localizedDescription)" print("🚨 BLE Disconnected: \(peripheral.name ?? "Unknown") Error Code: \(errorCode) Error: \(e.localizedDescription)") } } else { // Disconnected without error which indicates user intent to disconnect // Happens when swiping to disconnect print("ℹ️ BLE Disconnected: \(peripheral.name ?? "Unknown"): User Initiated Disconnect") } // Start a scan so the disconnected peripheral is moved to the peripherals[] if it is awake self.startScanning() } // MARK: Peripheral Services functions func peripheral(_ peripheral: CBPeripheral, didDiscoverServices error: Error?) { if let e = error { print("🚫 Discover Services error \(e)") } guard let services = peripheral.services else { return } for service in services { if service.uuid == meshtasticServiceCBUUID { peripheral.discoverCharacteristics([TORADIO_UUID, FROMRADIO_UUID, FROMNUM_UUID], for: service) print("βœ… BLE Service for Meshtastic discovered by \(peripheral.name ?? "Unknown")") } } } // MARK: Discover Characteristics Event func peripheral(_ peripheral: CBPeripheral, didDiscoverCharacteristicsFor service: CBService, error: Error?) { if let e = error { print("🚫 BLE Discover Characteristics error for \(peripheral.name ?? "Unknown") \(e) disconnecting device") // Try and stop crashes when this error occurs disconnectPeripheral() return } guard let characteristics = service.characteristics else { return } for characteristic in characteristics { switch characteristic.uuid { case TORADIO_UUID: print("βœ… BLE did discover TORADIO characteristic for Meshtastic by \(peripheral.name ?? "Unknown")") TORADIO_characteristic = characteristic case FROMRADIO_UUID: print("βœ… BLE did discover FROMRADIO characteristic for Meshtastic by \(peripheral.name ?? "Unknown")") FROMRADIO_characteristic = characteristic peripheral.readValue(for: FROMRADIO_characteristic) case FROMNUM_UUID: print("βœ… BLE did discover FROMNUM (Notify) characteristic for Meshtastic by \(peripheral.name ?? "Unknown")") FROMNUM_characteristic = characteristic peripheral.setNotifyValue(true, for: characteristic) default: break } } if ![FROMNUM_characteristic, TORADIO_characteristic].contains(nil) { sendWantConfig() } } func requestDeviceMetadata(fromUser: UserEntity, toUser: UserEntity, adminIndex: Int32, context: NSManagedObjectContext) -> Int64 { guard connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected else { return 0 } var adminPacket = AdminMessage() adminPacket.getDeviceMetadataRequest = true var meshPacket: MeshPacket = MeshPacket() meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var success = false guard connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected else { return success } let fromNodeNum = connectedPeripheral.num let routePacket = RouteDiscovery() var meshPacket = MeshPacket() meshPacket.to = UInt32(destNum) meshPacket.from = UInt32(fromNodeNum) meshPacket.wantAck = true var dataMessage = DataMessage() dataMessage.payload = try! routePacket.serializedData() dataMessage.portnum = PortNum.tracerouteApp dataMessage.wantResponse = wantResponse meshPacket.decoded = dataMessage var toRadio: ToRadio! toRadio = ToRadio() toRadio.packet = meshPacket let binaryData: Data = try! toRadio.serializedData() if connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected { connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) success = true let logString = String.localizedStringWithFormat("mesh.log.traceroute.sent %@".localized, String(destNum)) MeshLogger.log("πŸͺ§ \(logString)") } return success } func sendWantConfig() { guard connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected else { return } if FROMRADIO_characteristic == nil { MeshLogger.log("🚨 \("firmware.version.unsupported".localized)") invalidVersion = true return } else { let nodeName = connectedPeripheral?.peripheral.name ?? "unknown".localized let logString = String.localizedStringWithFormat("mesh.log.wantconfig %@".localized, nodeName) MeshLogger.log("πŸ›ŽοΈ \(logString)") // BLE Characteristics discovered, issue wantConfig var toRadio: ToRadio = ToRadio() configNonce += 1 toRadio.wantConfigID = configNonce let binaryData: Data = try! toRadio.serializedData() connectedPeripheral!.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) // Either Read the config complete value or from num notify value connectedPeripheral!.peripheral.readValue(for: FROMRADIO_characteristic) } } func peripheral(_ peripheral: CBPeripheral, didUpdateNotificationStateFor characteristic: CBCharacteristic, error: Error?) { if let errorText = error?.localizedDescription { print("🚫 didUpdateNotificationStateFor error: \(errorText)") } } // MARK: Data Read / Update Characteristic Event func peripheral(_ peripheral: CBPeripheral, didUpdateValueFor characteristic: CBCharacteristic, error: Error?) { if let e = error { print("🚫 didUpdateValueFor Characteristic error \(e)") let errorCode = (e as NSError).code if errorCode == 5 || errorCode == 15 { // BLE PIN connection errors // 5 CBATTErrorDomain Code=5 "Authentication is insufficient." // 15 CBATTErrorDomain Code=15 "Encryption is insufficient." lastConnectionError = "🚨" + String.localizedStringWithFormat("ble.errorcode.pin %@".localized, e.localizedDescription) print("🚨 \(e.localizedDescription) Please try connecting again and check the PIN carefully.") self.disconnectPeripheral(reconnect: false) } } switch characteristic.uuid { case FROMRADIO_UUID: if characteristic.value == nil || characteristic.value!.isEmpty { return } var decodedInfo = FromRadio() do { decodedInfo = try FromRadio(serializedData: characteristic.value!) } catch { print(characteristic.value!) } // Publish mqttClientProxyMessages received on the from radio if decodedInfo.payloadVariant == FromRadio.OneOf_PayloadVariant.mqttClientProxyMessage(decodedInfo.mqttClientProxyMessage) { let message = CocoaMQTTMessage ( topic: decodedInfo.mqttClientProxyMessage.topic, payload: [UInt8](decodedInfo.mqttClientProxyMessage.data), retained: decodedInfo.mqttClientProxyMessage.retained ) print("πŸ“² Publish Mqtt client proxy message received on FromRadio to the Mqtt server \(message)") mqttManager.mqttClientProxy?.publish(message) } switch decodedInfo.packet.decoded.portnum { // Handle Any local only packets we get over BLE case .unknownApp: var nowKnown = false // MyInfo from initial connection if decodedInfo.myInfo.isInitialized && decodedInfo.myInfo.myNodeNum > 0 { let myInfo = myInfoPacket(myInfo: decodedInfo.myInfo, peripheralId: self.connectedPeripheral.id, context: context!) if myInfo != nil { connectedPeripheral.num = myInfo!.myNodeNum connectedPeripheral.name = myInfo?.bleName ?? "unknown".localized connectedPeripheral.longName = myInfo?.bleName ?? "unknown".localized } tryClearExistingChannels() } // NodeInfo if decodedInfo.nodeInfo.num > 0 && !invalidVersion { nowKnown = true let nodeInfo = nodeInfoPacket(nodeInfo: decodedInfo.nodeInfo, channel: decodedInfo.packet.channel, context: context!) if nodeInfo != nil { if self.connectedPeripheral != nil && self.connectedPeripheral.num == nodeInfo!.num { if nodeInfo!.user != nil { connectedPeripheral.shortName = nodeInfo?.user?.shortName ?? "????" connectedPeripheral.longName = nodeInfo?.user?.longName ?? "unknown".localized } } } } // Channels if decodedInfo.channel.isInitialized && connectedPeripheral != nil { nowKnown = true channelPacket(channel: decodedInfo.channel, fromNum: connectedPeripheral.num, context: context!) } // Config if decodedInfo.config.isInitialized && !invalidVersion && connectedPeripheral != nil { nowKnown = true localConfig(config: decodedInfo.config, context: context!, nodeNum: self.connectedPeripheral.num, nodeLongName: self.connectedPeripheral.longName) } // Module Config if decodedInfo.moduleConfig.isInitialized && !invalidVersion { nowKnown = true moduleConfig(config: decodedInfo.moduleConfig, context: context!, nodeNum: self.connectedPeripheral.num, nodeLongName: self.connectedPeripheral.longName) if decodedInfo.moduleConfig.payloadVariant == ModuleConfig.OneOf_PayloadVariant.cannedMessage(decodedInfo.moduleConfig.cannedMessage) { if decodedInfo.moduleConfig.cannedMessage.enabled { _ = self.getCannedMessageModuleMessages(destNum: self.connectedPeripheral.num, wantResponse: true) } } } // Device Metadata if decodedInfo.metadata.firmwareVersion.count > 0 && !invalidVersion { nowKnown = true deviceMetadataPacket(metadata: decodedInfo.metadata, fromNum: connectedPeripheral.num, context: context!) connectedPeripheral.firmwareVersion = decodedInfo.metadata.firmwareVersion ?? "unknown".localized let lastDotIndex = decodedInfo.metadata.firmwareVersion.lastIndex(of: ".") if lastDotIndex == nil { invalidVersion = true connectedVersion = "0.0.0" } else { let version = decodedInfo.metadata.firmwareVersion[...(lastDotIndex ?? String.Index(utf16Offset: 6, in: decodedInfo.metadata.firmwareVersion))] nowKnown = true connectedVersion = String(version.dropLast()) } let supportedVersion = connectedVersion == "0.0.0" || self.minimumVersion.compare(connectedVersion, options: .numeric) == .orderedAscending || minimumVersion.compare(connectedVersion, options: .numeric) == .orderedSame if !supportedVersion { invalidVersion = true lastConnectionError = "🚨" + "update.firmware".localized return } } // Log any other unknownApp calls if !nowKnown { MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Unknown App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") } case .textMessageApp: textMessageAppPacket(packet: decodedInfo.packet, connectedNode: (self.connectedPeripheral != nil ? connectedPeripheral.num : 0), context: context!) case .remoteHardwareApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Remote Hardware App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .positionApp: upsertPositionPacket(packet: decodedInfo.packet, context: context!) case .waypointApp: waypointPacket(packet: decodedInfo.packet, context: context!) case .nodeinfoApp: if !invalidVersion { upsertNodeInfoPacket(packet: decodedInfo.packet, context: context!) } case .routingApp: if !invalidVersion { routingPacket(packet: decodedInfo.packet, connectedNodeNum: self.connectedPeripheral.num, context: context!) } case .adminApp: adminAppPacket(packet: decodedInfo.packet, context: context!) case .replyApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Reply App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .ipTunnelApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for IP Tunnel App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .serialApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Serial App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .storeForwardApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Store Forward App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .rangeTestApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Range Test App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .telemetryApp: if !invalidVersion { telemetryPacket(packet: decodedInfo.packet, connectedNode: (self.connectedPeripheral != nil ? connectedPeripheral.num : 0), context: context!) } case .textMessageCompressedApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Text Message Compressed App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .zpsApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for ZPS App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .privateApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Private App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .atakForwarder: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for ATAK Forwarder App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .simulatorApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Simulator App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .audioApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Audio App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .tracerouteApp: if let routingMessage = try? RouteDiscovery(serializedData: decodedInfo.packet.decoded.payload) { if routingMessage.route.count == 0 { let logString = String.localizedStringWithFormat("mesh.log.traceroute.received.direct %@".localized, String(decodedInfo.packet.from)) MeshLogger.log("πŸͺ§ \(logString)") } else { var routeString = "\(decodedInfo.packet.to) --> " for node in routingMessage.route { routeString += "\(node) --> " } routeString += "\(decodedInfo.packet.from)" let logString = String.localizedStringWithFormat("mesh.log.traceroute.received.route %@".localized, routeString) MeshLogger.log("πŸͺ§ \(logString)") } } case .neighborinfoApp: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Neighbor Info App App UNHANDLED \((try? decodedInfo.packet.jsonString()) ?? "JSON Decode Failure")") case .UNRECOGNIZED: MeshLogger.log("πŸ•ΈοΈ MESH PACKET received for Other App UNHANDLED \(try! decodedInfo.packet.jsonString())") case .max: print("MAX PORT NUM OF 511") } if decodedInfo.configCompleteID != 0 && decodedInfo.configCompleteID == configNonce { invalidVersion = false lastConnectionError = "" isSubscribed = true print("🀜 Want Config Complete. ID:\(decodedInfo.configCompleteID)") peripherals.removeAll(where: { $0.peripheral.state == CBPeripheralState.disconnected }) // Config conplete returns so we don't read the characteristic again /// MQTT Client Proxy if connectedPeripheral.num > 0 { let fetchNodeInfoRequest: NSFetchRequest = NSFetchRequest.init(entityName: "NodeInfoEntity") fetchNodeInfoRequest.predicate = NSPredicate(format: "num == %lld", Int64(connectedPeripheral.num)) do { let fetchedNodeInfo = try context?.fetch(fetchNodeInfoRequest) as? [NodeInfoEntity] ?? [] if fetchedNodeInfo.count == 1 && fetchedNodeInfo[0].mqttConfig != nil { //Subscribe to Mqtt Client Proxy if enabled if fetchedNodeInfo[0].mqttConfig?.proxyToClientEnabled ?? false { mqttManager.connectFromConfigSettings(node: fetchedNodeInfo[0]) } } } catch { print("Failed to find a node info for the connected node") } } // MARK: Share Location Position Update Timer // Use context to pass the radio name with the timer // Use a RunLoop to prevent the timer from running on the main UI thread if UserDefaults.provideLocation { if positionTimer != nil { positionTimer!.invalidate() } positionTimer = Timer.scheduledTimer(timeInterval: TimeInterval((UserDefaults.provideLocationInterval )), target: self, selector: #selector(positionTimerFired), userInfo: context, repeats: true) if positionTimer != nil { RunLoop.current.add(positionTimer!, forMode: .common) } } return } case FROMNUM_UUID: print("πŸ—žοΈ BLE (Notify) characteristic, value will be read next") default: print("🚨 Unhandled Characteristic UUID: \(characteristic.uuid)") } if FROMRADIO_characteristic != nil { // Either Read the config complete value or from num notify value peripheral.readValue(for: FROMRADIO_characteristic) } } public func sendMessage(message: String, toUserNum: Int64, channel: Int32, isEmoji: Bool, replyID: Int64) -> Bool { var success = false // Return false if we are not properly connected to a device, handle retry logic in the view for now if connectedPeripheral == nil || connectedPeripheral!.peripheral.state != CBPeripheralState.connected { self.disconnectPeripheral() self.startScanning() // Try and connect to the preferredPeripherial first let preferredPeripheral = peripherals.filter({ $0.peripheral.identifier.uuidString == UserDefaults.preferredPeripheralId as? String ?? "" }).first if preferredPeripheral != nil && preferredPeripheral?.peripheral != nil { connectTo(peripheral: preferredPeripheral!.peripheral) } let nodeName = connectedPeripheral?.peripheral.name ?? "unknown".localized let logString = String.localizedStringWithFormat("mesh.log.textmessage.send.failed %@".localized, nodeName) MeshLogger.log("🚫 \(logString)") success = false } else if message.count < 1 { // Don't send an empty message print("🚫 Don't Send an Empty Message") success = false } else { let fromUserNum: Int64 = self.connectedPeripheral.num let messageUsers: NSFetchRequest = NSFetchRequest.init(entityName: "UserEntity") messageUsers.predicate = NSPredicate(format: "num IN %@", [fromUserNum, Int64(toUserNum)]) do { guard let fetchedUsers = try context?.fetch(messageUsers) as? [UserEntity] else { return false } if fetchedUsers.isEmpty { print("🚫 Message Users Not Found, Fail") success = false } else if fetchedUsers.count >= 1 { let newMessage = MessageEntity(context: context!) newMessage.messageId = Int64(UInt32.random(in: UInt32(UInt8.max).. 0 { newMessage.toUser = fetchedUsers.first(where: { $0.num == toUserNum }) } newMessage.fromUser = fetchedUsers.first(where: { $0.num == fromUserNum }) newMessage.isEmoji = isEmoji newMessage.admin = false newMessage.channel = channel if replyID > 0 { newMessage.replyID = replyID } newMessage.messagePayload = message newMessage.messagePayloadMarkdown = generateMessageMarkdown(message: message) let dataType = PortNum.textMessageApp var messageQuotesReplaced = message.replacingOccurrences(of: "’", with: "'") messageQuotesReplaced = message.replacingOccurrences(of: "”", with: "\"") let payloadData: Data = messageQuotesReplaced.data(using: String.Encoding.utf8)! var dataMessage = DataMessage() dataMessage.payload = payloadData dataMessage.portnum = dataType var meshPacket = MeshPacket() meshPacket.id = UInt32(newMessage.messageId) if toUserNum > 0 { meshPacket.to = UInt32(toUserNum) } else { meshPacket.to = emptyNodeNum } meshPacket.channel = UInt32(channel) meshPacket.from = UInt32(fromUserNum) meshPacket.decoded = dataMessage meshPacket.decoded.emoji = isEmoji ? 1 : 0 if replyID > 0 { meshPacket.decoded.replyID = UInt32(replyID) } meshPacket.wantAck = true var toRadio: ToRadio! toRadio = ToRadio() toRadio.packet = meshPacket let binaryData: Data = try! toRadio.serializedData() if connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected { connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) let logString = String.localizedStringWithFormat("mesh.log.textmessage.sent %@ %@ %@".localized, String(newMessage.messageId), String(fromUserNum), String(toUserNum)) MeshLogger.log("πŸ’¬ \(logString)") do { try context!.save() print("πŸ’Ύ Saved a new sent message from \(connectedPeripheral.num) to \(toUserNum)") success = true } catch { context!.rollback() let nsError = error as NSError print("πŸ’₯ Unresolved Core Data error in Send Message Function your database is corrupted running a node db reset should clean up the data. Error: \(nsError)") } } } } catch { } } return success } public func sendWaypoint(waypoint: Waypoint) -> Bool { if waypoint.latitudeI == 373346000 && waypoint.longitudeI == -1220090000 { return false } var success = false let fromNodeNum = UInt32(connectedPeripheral.num) var meshPacket = MeshPacket() meshPacket.to = emptyNodeNum meshPacket.from = fromNodeNum meshPacket.wantAck = true var dataMessage = DataMessage() dataMessage.payload = try! waypoint.serializedData() dataMessage.portnum = PortNum.waypointApp meshPacket.decoded = dataMessage var toRadio: ToRadio! toRadio = ToRadio() toRadio.packet = meshPacket let binaryData: Data = try! toRadio.serializedData() let logString = String.localizedStringWithFormat("mesh.log.waypoint.sent %@".localized, String(fromNodeNum)) MeshLogger.log("πŸ“ \(logString)") if connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected { connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) success = true let wayPointEntity = getWaypoint(id: Int64(waypoint.id), context: context!) wayPointEntity.id = Int64(waypoint.id) wayPointEntity.name = waypoint.name.count >= 1 ? waypoint.name : "Dropped Pin" wayPointEntity.longDescription = waypoint.description_p wayPointEntity.icon = Int64(waypoint.icon) wayPointEntity.latitudeI = waypoint.latitudeI wayPointEntity.longitudeI = waypoint.longitudeI if waypoint.expire > 1 { wayPointEntity.expire = Date.init(timeIntervalSince1970: Double(waypoint.expire)) } else { wayPointEntity.expire = nil } if waypoint.lockedTo > 0 { wayPointEntity.locked = Int64(waypoint.lockedTo) } else { wayPointEntity.locked = 0 } if wayPointEntity.created == nil { wayPointEntity.created = Date() } else { wayPointEntity.lastUpdated = Date() } do { try context!.save() print("πŸ’Ύ Updated Waypoint from Waypoint App Packet From: \(fromNodeNum)") } catch { context!.rollback() let nsError = error as NSError print("πŸ’₯ Error Saving NodeInfoEntity from WAYPOINT_APP \(nsError)") } } return success } public func sendPosition(destNum: Int64, wantResponse: Bool, smartPosition: Bool) -> Bool { var success = false let fromNodeNum = connectedPeripheral.num if fromNodeNum <= 0 || LocationHelper.currentLocation.distance(from: LocationHelper.DefaultLocation) == 0.0 { return false } if smartPosition { if lastPosition != nil { let connectedNode = getNodeInfo(id: connectedPeripheral?.num ?? 0, context: context!) if connectedNode?.positionConfig?.smartPositionEnabled ?? false { if lastPosition!.distance(from: LocationHelper.currentLocation) < Double(connectedNode?.positionConfig?.broadcastSmartMinimumDistance ?? 50) { return false } } } } lastPosition = LocationHelper.currentLocation var positionPacket = Position() positionPacket.latitudeI = Int32(LocationHelper.currentLocation.latitude * 1e7) positionPacket.longitudeI = Int32(LocationHelper.currentLocation.longitude * 1e7) positionPacket.time = UInt32(LocationHelper.currentTimestamp.timeIntervalSince1970) positionPacket.timestamp = UInt32(LocationHelper.currentTimestamp.timeIntervalSince1970) positionPacket.altitude = Int32(LocationHelper.currentAltitude) positionPacket.satsInView = UInt32(LocationHelper.satsInView) if LocationHelper.currentSpeed > 0 && (!LocationHelper.currentSpeed.isNaN || !LocationHelper.currentSpeed.isInfinite) { positionPacket.groundSpeed = UInt32(LocationHelper.currentSpeed * 3.6) } if LocationHelper.currentHeading > 0 && (!LocationHelper.currentHeading.isNaN || !LocationHelper.currentHeading.isInfinite) { positionPacket.groundTrack = UInt32(LocationHelper.currentHeading) } var meshPacket = MeshPacket() meshPacket.to = UInt32(destNum) meshPacket.from = UInt32(fromNodeNum) var dataMessage = DataMessage() dataMessage.payload = try! positionPacket.serializedData() dataMessage.portnum = PortNum.positionApp dataMessage.wantResponse = wantResponse meshPacket.decoded = dataMessage var toRadio: ToRadio! toRadio = ToRadio() toRadio.packet = meshPacket let binaryData: Data = try! toRadio.serializedData() if connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected { connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) success = true let logString = String.localizedStringWithFormat("mesh.log.sharelocation %@".localized, String(fromNodeNum)) MeshLogger.log("πŸ“ \(logString)") } return success } @objc func positionTimerFired(timer: Timer) { // Check for connected node if connectedPeripheral != nil { // Send a position out to the mesh if "share location with the mesh" is enabled in settings if UserDefaults.provideLocation { let _ = sendPosition(destNum: connectedPeripheral.num, wantResponse: false, smartPosition: true) } } } public func sendShutdown(fromUser: UserEntity, toUser: UserEntity, adminIndex: Int32) -> Bool { var adminPacket = AdminMessage() adminPacket.shutdownSeconds = 5 var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.rebootSeconds = 5 var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.rebootOtaSeconds = 5 var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.factoryReset = 5 var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.nodedbReset = 5 var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = 0 // UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var success = false // Return false if we are not properly connected to a device, handle retry logic in the view for now if connectedPeripheral == nil || connectedPeripheral!.peripheral.state != CBPeripheralState.connected { self.disconnectPeripheral() self.startScanning() // Try and connect to the preferredPeripherial first let preferredPeripheral = peripherals.filter({ $0.peripheral.identifier.uuidString == UserDefaults.standard.object(forKey: "preferredPeripheralId") as? String ?? "" }).first if preferredPeripheral != nil && preferredPeripheral?.peripheral != nil { connectTo(peripheral: preferredPeripheral!.peripheral) success = true } } else if connectedPeripheral != nil && isSubscribed { success = true } return success } public func getChannel(channel: Channel, fromUser: UserEntity, toUser: UserEntity) -> Int64 { var adminPacket = AdminMessage() adminPacket.getChannelRequest = UInt32(channel.index + 1) var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setChannel = channel var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { if isConnected { // Before we get started delete the existing channels from the myNodeInfo let fetchMyInfoRequest: NSFetchRequest = NSFetchRequest.init(entityName: "MyInfoEntity") fetchMyInfoRequest.predicate = NSPredicate(format: "myNodeNum == %lld", Int64(connectedPeripheral.num)) tryClearExistingChannels() let decodedString = base64UrlString.base64urlToBase64() if let decodedData = Data(base64Encoded: decodedString) { do { let channelSet: ChannelSet = try ChannelSet(serializedData: decodedData) var i: Int32 = 0 for cs in channelSet.settings { var chan = Channel() if i == 0 { chan.role = Channel.Role.primary } else { chan.role = Channel.Role.secondary } chan.settings = cs chan.index = i i += 1 var adminPacket = AdminMessage() adminPacket.setChannel = chan var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(connectedPeripheral.num) meshPacket.from = UInt32(connectedPeripheral.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setOwner = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setHamMode = ham var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setConfig.bluetooth = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setConfig.device = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setConfig.display = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) if adminIndex > 0 { meshPacket.channel = UInt32(adminIndex) } meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setConfig.lora = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setConfig.position = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setConfig.network = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setModuleConfig.cannedMessage = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setCannedMessageModuleMessages = messages var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setModuleConfig.externalNotification = config var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.channel = UInt32(adminIndex) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setRingtoneMessage = ringtone var meshPacket: MeshPacket = MeshPacket() meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setModuleConfig.mqtt = config var meshPacket: MeshPacket = MeshPacket() meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setModuleConfig.rangeTest = config var meshPacket: MeshPacket = MeshPacket() meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setModuleConfig.serial = config var meshPacket: MeshPacket = MeshPacket() meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Int64 { var adminPacket = AdminMessage() adminPacket.setModuleConfig.telemetry = config var meshPacket: MeshPacket = MeshPacket() meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getChannelRequest = channelIndex var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getCannedMessageModuleMessagesRequest = true var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(destNum) meshPacket.from = UInt32(connectedPeripheral.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getConfigRequest = AdminMessage.ConfigType.bluetoothConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getConfigRequest = AdminMessage.ConfigType.deviceConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getConfigRequest = AdminMessage.ConfigType.displayConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getConfigRequest = AdminMessage.ConfigType.loraConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getConfigRequest = AdminMessage.ConfigType.networkConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getConfigRequest = AdminMessage.ConfigType.positionConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getModuleConfigRequest = AdminMessage.ModuleConfigType.cannedmsgConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getModuleConfigRequest = AdminMessage.ModuleConfigType.extnotifConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getRingtoneRequest = true var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getModuleConfigRequest = AdminMessage.ModuleConfigType.rangetestConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getModuleConfigRequest = AdminMessage.ModuleConfigType.mqttConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getModuleConfigRequest = AdminMessage.ModuleConfigType.serialConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var adminPacket = AdminMessage() adminPacket.getModuleConfigRequest = AdminMessage.ModuleConfigType.telemetryConfig var meshPacket: MeshPacket = MeshPacket() meshPacket.to = UInt32(toUser.num) meshPacket.from = UInt32(fromUser.num) meshPacket.id = UInt32.random(in: UInt32(UInt8.max).. Bool { var toRadio: ToRadio! toRadio = ToRadio() toRadio.packet = meshPacket let binaryData: Data = try! toRadio.serializedData() if connectedPeripheral?.peripheral.state ?? CBPeripheralState.disconnected == CBPeripheralState.connected{ let newMessage = MessageEntity(context: context!) newMessage.messageId = Int64(meshPacket.id) newMessage.messageTimestamp = Int32(Date().timeIntervalSince1970) newMessage.receivedACK = false newMessage.admin = true newMessage.adminDescription = adminDescription newMessage.fromUser = fromUser newMessage.toUser = toUser do { connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse) try context!.save() print(adminDescription) return true } catch { context!.rollback() let nsError = error as NSError print("πŸ’₯ Error inserting new core data MessageEntity: \(nsError)") } } return false } public func tryClearExistingChannels() { // Before we get started delete the existing channels from the myNodeInfo let fetchMyInfoRequest: NSFetchRequest = NSFetchRequest.init(entityName: "MyInfoEntity") fetchMyInfoRequest.predicate = NSPredicate(format: "myNodeNum == %lld", Int64(connectedPeripheral.num)) do { let fetchedMyInfo = try context?.fetch(fetchMyInfoRequest) as? [MyInfoEntity] ?? [] if fetchedMyInfo.count == 1 { let mutableChannels = fetchedMyInfo[0].channels?.mutableCopy() as? NSMutableOrderedSet mutableChannels?.removeAllObjects() fetchedMyInfo[0].channels = mutableChannels do { try context!.save() } catch { print("Failed to clear existing channels from local app database") } } } catch { print("Failed to find a node MyInfo to save these channels to") } } } // MARK: - CB Central Manager implmentation extension BLEManager: CBCentralManagerDelegate { // MARK: Bluetooth enabled/disabled func centralManagerDidUpdateState(_ central: CBCentralManager) { if central.state == CBManagerState.poweredOn { print("BLE powered on") isSwitchedOn = true startScanning() } else { isSwitchedOn = false } var status = "" switch central.state { case .poweredOff: status = "BLE is powered off" case .poweredOn: status = "BLE is poweredOn" case .resetting: status = "BLE is resetting" case .unauthorized: status = "BLE is unauthorized" case .unknown: status = "BLE is unknown" case .unsupported: status = "BLE is unsupported" default: status = "default" } print("BLEManager status: \(status)") } // Called each time a peripheral is discovered func centralManager(_ central: CBCentralManager, didDiscover peripheral: CBPeripheral, advertisementData: [String: Any], rssi RSSI: NSNumber) { if self.automaticallyReconnect && peripheral.identifier.uuidString == UserDefaults.standard.object(forKey: "preferredPeripheralId") as? String ?? "" { self.connectTo(peripheral: peripheral) print("ℹ️ BLE Reconnecting to prefered peripheral: \(peripheral.name ?? "Unknown")") } let name = advertisementData[CBAdvertisementDataLocalNameKey] as? String let device = Peripheral(id: peripheral.identifier.uuidString, num: 0, name: name ?? "Unknown", shortName: "????", longName: name ?? "Unknown", firmwareVersion: "Unknown", rssi: RSSI.intValue, lastUpdate: Date(), peripheral: peripheral) let index = peripherals.map { $0.peripheral }.firstIndex(of: peripheral) if let peripheralIndex = index { peripherals[peripheralIndex] = device } else { peripherals.append(device) } let today = Date() let visibleDuration = Calendar.current.date(byAdding: .second, value: -5, to: today)! self.peripherals.removeAll(where: { $0.lastUpdate < visibleDuration}) } // func centralManager(_ central: CBCentralManager, willRestoreState dict: [String : Any]) { // // guard let peripherals = dict[CBCentralManagerRestoredStatePeripheralsKey] as? [CBPeripheral] else { // return // } // // if peripherals.count > 0 { // // for peripheral in peripherals { // print(peripheral) // switch peripheral.state { // case .connecting: // I've only seen this happen when // // re-launching attached to Xcode. // print("Xcode Restore") // // case .connected: // connectTo(peripheral: peripheral) // print("Restore BLE State") // default: break // } // } // } // print("willRestoreState Hit!") // } }