4bec1c9f3a
* fix: 修复示例代码问题 * fix: 断开连接时清理缓存 * fix: 修复蓝牙重新打开后 GATT server 失效的问题 * fix: 修复问题 * fix: 修复写入特征值无法完成的问题 * fix: 修改版本号
665 lines
30 KiB
Swift
665 lines
30 KiB
Swift
//
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// MyCentralController.swift
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// bluetooth_low_energy_ios
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//
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// Created by 闫守旺 on 2023/8/13.
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//
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import Foundation
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import CoreBluetooth
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#if os(iOS)
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import Flutter
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#elseif os(macOS)
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import FlutterMacOS
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#else
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#error("Unsupported platform.")
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#endif
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class MyCentralManager: MyCentralManagerHostApi {
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init(_ binaryMessenger: FlutterBinaryMessenger) {
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self.binaryMessenger = binaryMessenger
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}
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private let binaryMessenger: FlutterBinaryMessenger
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private let centralManager = CBCentralManager()
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private lazy var api = MyCentralManagerFlutterApi(binaryMessenger: binaryMessenger)
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private lazy var centralManagerDelegate = MyCentralManagerDelegate(self)
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private lazy var peripheralDelegate = MyPeripheralDelegate(self)
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private var peripherals = [Int64: CBPeripheral]()
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private var services = [Int64: CBService]()
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private var characteristics = [Int64: CBCharacteristic]()
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private var descriptors = [Int64: CBDescriptor]()
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private var peripheralsArgs = [Int: MyPeripheralArgs]()
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private var servicesArgsOfPeripheralsArgs = [Int64: [MyGattServiceArgs]]()
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private var servicesArgs = [Int: MyGattServiceArgs]()
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private var characteristicsArgs = [Int: MyGattCharacteristicArgs]()
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private var descriptorsArgs = [Int: MyGattDescriptorArgs]()
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private var setUpCompletion: ((Result<MyCentralManagerArgs, Error>) -> Void)?
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private var connectCompletions = [Int64: (Result<Void, Error>) -> Void]()
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private var disconnectCompletions = [Int64: (Result<Void, Error>) -> Void]()
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private var readRssiCompletions = [Int64: (Result<Int64, Error>) -> Void]()
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private var discoverGattCompletions = [Int64: (Result<[MyGattServiceArgs], Error>) -> Void]()
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private var unfinishedServices = [Int64: [CBService]]()
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private var unfinishedCharacteristics = [Int64: [CBCharacteristic]]()
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private var readCharacteristicCompletions = [Int64: (Result<FlutterStandardTypedData, Error>) -> Void]()
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private var writeCharacteristicCompletions = [Int64: (Result<Void, Error>) -> Void]()
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private var notifyCharacteristicCompletions = [Int64: (Result<Void, Error>) -> Void]()
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private var readDescriptorCompletions = [Int64: (Result<FlutterStandardTypedData, Error>) -> Void]()
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private var writeDescriptorCompletions = [Int64: (Result<Void, Error>) -> Void]()
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func setUp(completion: @escaping (Result<MyCentralManagerArgs, Error>) -> Void) {
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do {
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if setUpCompletion != nil {
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throw MyError.illegalState
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}
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try tearDown()
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centralManager.delegate = centralManagerDelegate
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if centralManager.state == .unknown {
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setUpCompletion = completion
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} else {
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let stateArgs = centralManager.state.toArgs()
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let stateNumberArgs = Int64(stateArgs.rawValue)
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let args = MyCentralManagerArgs(stateNumberArgs: stateNumberArgs)
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completion(.success(args))
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}
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} catch {
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completion(.failure(error))
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}
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}
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func tearDown() throws {
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if(centralManager.isScanning) {
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centralManager.stopScan()
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}
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for peripheral in peripherals.values {
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if peripheral.state != .disconnected {
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centralManager.cancelPeripheralConnection(peripheral)
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}
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}
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peripherals.removeAll()
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services.removeAll()
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characteristics.removeAll()
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descriptors.removeAll()
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peripheralsArgs.removeAll()
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servicesArgsOfPeripheralsArgs.removeAll()
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servicesArgs.removeAll()
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characteristicsArgs.removeAll()
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descriptorsArgs.removeAll()
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setUpCompletion = nil
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connectCompletions.removeAll()
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disconnectCompletions.removeAll()
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readRssiCompletions.removeAll()
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discoverGattCompletions.removeAll()
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unfinishedServices.removeAll()
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unfinishedCharacteristics.removeAll()
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readCharacteristicCompletions.removeAll()
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writeCharacteristicCompletions.removeAll()
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notifyCharacteristicCompletions.removeAll()
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readDescriptorCompletions.removeAll()
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writeDescriptorCompletions.removeAll()
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}
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func startDiscovery() throws {
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let options = [CBCentralManagerScanOptionAllowDuplicatesKey: true]
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centralManager.scanForPeripherals(withServices: nil, options: options)
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}
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func stopDiscovery() throws {
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centralManager.stopScan()
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}
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func connect(peripheralHashCodeArgs: Int64, completion: @escaping (Result<Void, Error>) -> Void) {
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do {
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let unfinishedCompletion = connectCompletions[peripheralHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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centralManager.connect(peripheral)
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connectCompletions[peripheralHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func disconnect(peripheralHashCodeArgs: Int64, completion: @escaping (Result<Void, Error>) -> Void) {
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do {
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let unfinishedCompletion = disconnectCompletions[peripheralHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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centralManager.cancelPeripheralConnection(peripheral)
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disconnectCompletions[peripheralHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func getMaximumWriteLength(peripheralHashCodeArgs: Int64, typeNumberArgs: Int64) throws -> Int64 {
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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let typeRawValue = Int(typeNumberArgs)
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guard let typeArgs = MyGattCharacteristicWriteTypeArgs(rawValue: typeRawValue) else {
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throw MyError.illegalArgument
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}
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let type = typeArgs.toWriteType()
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let maximumWriteLength = peripheral.maximumWriteValueLength(for: type)
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let maximumWriteLengthArgs = Int64(maximumWriteLength)
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return maximumWriteLengthArgs
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}
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func readRSSI(peripheralHashCodeArgs: Int64, completion: @escaping (Result<Int64, Error>) -> Void) {
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do {
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let unfinishedCompletion = readRssiCompletions[peripheralHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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peripheral.readRSSI()
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readRssiCompletions[peripheralHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func discoverGATT(peripheralHashCodeArgs: Int64, completion: @escaping (Result<[MyGattServiceArgs], Error>) -> Void) {
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do {
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let unfinishedCompletion = discoverGattCompletions[peripheralHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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peripheral.discoverServices(nil)
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discoverGattCompletions[peripheralHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func readCharacteristic(peripheralHashCodeArgs: Int64, characteristicHashCodeArgs: Int64, completion: @escaping (Result<FlutterStandardTypedData, Error>) -> Void) {
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do {
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let unfinishedCompletion = readCharacteristicCompletions[characteristicHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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guard let characteristic = characteristics[characteristicHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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peripheral.readValue(for: characteristic)
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readCharacteristicCompletions[characteristicHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func writeCharacteristic(peripheralHashCodeArgs: Int64, characteristicHashCodeArgs: Int64, valueArgs: FlutterStandardTypedData, typeNumberArgs: Int64, completion: @escaping (Result<Void, Error>) -> Void) {
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do {
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let unfinishedCompletion = writeCharacteristicCompletions[characteristicHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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guard let characteristic = characteristics[characteristicHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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let data = valueArgs.data
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let typeRawValue = Int(typeNumberArgs)
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guard let typeArgs = MyGattCharacteristicWriteTypeArgs(rawValue: typeRawValue) else {
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throw MyError.illegalArgument
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}
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let type = typeArgs.toWriteType()
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peripheral.writeValue(data, for: characteristic, type: type)
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if type == .withResponse {
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writeCharacteristicCompletions[characteristicHashCodeArgs] = completion
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} else {
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completion(.success(()))
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}
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} catch {
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completion(.failure(error))
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}
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}
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func notifyCharacteristic(peripheralHashCodeArgs: Int64, characteristicHashCodeArgs: Int64, stateArgs: Bool, completion: @escaping (Result<Void, Error>) -> Void) {
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do {
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let unfinishedCompletion = notifyCharacteristicCompletions[characteristicHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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guard let characteristic = characteristics[characteristicHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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let enabled = stateArgs
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peripheral.setNotifyValue(enabled, for: characteristic)
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notifyCharacteristicCompletions[characteristicHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func readDescriptor(peripheralHashCodeArgs: Int64, descriptorHashCodeArgs: Int64, completion: @escaping (Result<FlutterStandardTypedData, Error>) -> Void) {
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do {
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let unfinishedCompletion = readDescriptorCompletions[descriptorHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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guard let descriptor = descriptors[descriptorHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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peripheral.readValue(for: descriptor)
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readDescriptorCompletions[descriptorHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func writeDescriptor(peripheralHashCodeArgs: Int64, descriptorHashCodeArgs: Int64, valueArgs: FlutterStandardTypedData, completion: @escaping (Result<Void, Error>) -> Void) {
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do {
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let unfinishedCompletion = writeDescriptorCompletions[descriptorHashCodeArgs]
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if unfinishedCompletion != nil {
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throw MyError.illegalState
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}
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guard let peripheral = peripherals[peripheralHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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guard let descriptor = descriptors[descriptorHashCodeArgs] else {
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throw MyError.illegalArgument
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}
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let data = valueArgs.data
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peripheral.writeValue(data, for: descriptor)
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writeDescriptorCompletions[descriptorHashCodeArgs] = completion
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} catch {
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completion(.failure(error))
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}
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}
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func didUpdateState() {
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let state = centralManager.state
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let stateArgs = state.toArgs()
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let stateNumberArgs = Int64(stateArgs.rawValue)
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if state != .unknown && setUpCompletion != nil {
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let args = MyCentralManagerArgs(stateNumberArgs: stateNumberArgs)
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setUpCompletion!(.success(args))
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setUpCompletion = nil
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}
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api.onStateChanged(stateNumberArgs: stateNumberArgs) {}
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}
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func didDiscover(_ peripheral: CBPeripheral, _ advertisementData: [String : Any], _ rssi: NSNumber) {
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let peripheralArgs = peripheral.toArgs()
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let peripheralHashCode = peripheral.hash
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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peripheral.delegate = peripheralDelegate
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peripherals[peripheralHashCodeArgs] = peripheral
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peripheralsArgs[peripheralHashCode] = peripheralArgs
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let rssiArgs = rssi.int64Value
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let advertiseDataArgs = advertisementData.toAdvertiseDataArgs()
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api.onDiscovered(peripheralArgs: peripheralArgs, rssiArgs: rssiArgs, advertiseDataArgs: advertiseDataArgs) {}
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}
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func didConnect(_ peripheral: CBPeripheral) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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let completion = connectCompletions.removeValue(forKey: peripheralHashCodeArgs)
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completion?(.success(()))
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let stateArgs = true
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api.onPeripheralStateChanged(peripheralArgs: peripheralArgs, stateArgs: stateArgs) {}
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}
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func didFailToConnect(_ peripheral: CBPeripheral, _ error: Error?) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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let completion = connectCompletions.removeValue(forKey: peripheralHashCodeArgs)
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completion?(.failure(error ?? MyError.unknown))
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}
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func didDisconnectPeripheral(_ peripheral: CBPeripheral, _ error: Error?) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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let readRssiCompletion = readRssiCompletions.removeValue(forKey: peripheralHashCodeArgs)
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readRssiCompletion?(.failure(error ?? MyError.unknown))
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let discoverGattCompletion = discoverGattCompletions.removeValue(forKey: peripheralHashCodeArgs)
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discoverGattCompletion?(.failure(error ?? MyError.unknown))
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unfinishedServices.removeValue(forKey: peripheralHashCodeArgs)
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unfinishedCharacteristics.removeValue(forKey: peripheralHashCodeArgs)
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let servicesArgs = servicesArgsOfPeripheralsArgs.removeValue(forKey: peripheralHashCodeArgs) ?? []
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for serviceArgs in servicesArgs {
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let serviceHashCodeArgs = serviceArgs.hashCodeArgs
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let service = services.removeValue(forKey: serviceHashCodeArgs)!
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let serviceHashCode = service.hash
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self.servicesArgs.removeValue(forKey: serviceHashCode)
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let characteristicsArgs = serviceArgs.characteristicsArgs.map { args in args! }
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for characteristicArgs in characteristicsArgs {
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let characteristicHashCodeArgs = characteristicArgs.hashCodeArgs
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let characteristic = characteristics.removeValue(forKey: characteristicHashCodeArgs)!
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let characteristicHashCode = characteristic.hash
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self.characteristicsArgs.removeValue(forKey: characteristicHashCode)
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let readCharacteristicCompletion = readCharacteristicCompletions.removeValue(forKey: characteristicHashCodeArgs)
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let writeCharacteristicCompletion = writeCharacteristicCompletions.removeValue(forKey: characteristicHashCodeArgs)
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let notifyCharacteristicCompletion = notifyCharacteristicCompletions.removeValue(forKey: characteristicHashCodeArgs)
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readCharacteristicCompletion?(.failure(error ?? MyError.unknown))
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writeCharacteristicCompletion?(.failure(error ?? MyError.unknown))
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notifyCharacteristicCompletion?(.failure(error ?? MyError.unknown))
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let descriptorsArgs = characteristicArgs.descriptorsArgs.map { args in args! }
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for descriptorArgs in descriptorsArgs {
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let descriptorHashCodeArgs = descriptorArgs.hashCodeArgs
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let descriptor = descriptors.removeValue(forKey: descriptorHashCodeArgs)!
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let descriptorHashCode = descriptor.hash
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self.descriptorsArgs.removeValue(forKey: descriptorHashCode)
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let readDescriptorCompletion = readDescriptorCompletions.removeValue(forKey: descriptorHashCodeArgs)
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let writeDescriptorCompletion = writeDescriptorCompletions.removeValue(forKey: descriptorHashCodeArgs)
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readDescriptorCompletion?(.failure(error ?? MyError.unknown))
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writeDescriptorCompletion?(.failure(error ?? MyError.unknown))
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}
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}
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}
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let stateArgs = false
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api.onPeripheralStateChanged(peripheralArgs: peripheralArgs, stateArgs: stateArgs) {}
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guard let completion = disconnectCompletions.removeValue(forKey: peripheralHashCodeArgs) else {
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return
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}
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if error == nil {
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completion(.success(()))
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} else {
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completion(.failure(error!))
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}
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}
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func didReadRSSI(_ peripheral: CBPeripheral, _ rssi: NSNumber, _ error: Error?) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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guard let completion = readRssiCompletions.removeValue(forKey: peripheralHashCodeArgs) else {
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return
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}
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if error == nil {
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let rssiArgs = rssi.int64Value
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completion(.success((rssiArgs)))
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} else {
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completion(.failure(error!))
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}
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}
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func didDiscoverServices(_ peripheral: CBPeripheral, _ error: Error?) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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if error == nil {
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var services = peripheral.services ?? []
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if services.isEmpty {
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didDiscoverGATT(peripheral, error)
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} else {
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let service = services.removeFirst()
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unfinishedServices[peripheralHashCodeArgs] = services
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peripheral.discoverCharacteristics(nil, for: service)
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}
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} else {
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didDiscoverGATT(peripheral, error)
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}
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}
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func didDiscoverCharacteristics(_ peripheral: CBPeripheral, _ service: CBService, _ error: Error?) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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if error == nil {
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var characteristics = service.characteristics ?? []
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if characteristics.isEmpty {
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var services = unfinishedServices.removeValue(forKey: peripheralHashCodeArgs) ?? []
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if services.isEmpty {
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didDiscoverGATT(peripheral, error)
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} else {
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let service = services.removeFirst()
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unfinishedServices[peripheralHashCodeArgs] = services
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peripheral.discoverCharacteristics(nil, for: service)
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}
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} else {
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let characteristic = characteristics.removeFirst()
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unfinishedCharacteristics[peripheralHashCodeArgs] = characteristics
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peripheral.discoverDescriptors(for: characteristic)
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}
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} else {
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didDiscoverGATT(peripheral, error)
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}
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}
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func didDiscoverDescriptors(_ peripheral: CBPeripheral, _ characteristic: CBCharacteristic, _ error: Error?) {
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let peripheralHashCode = peripheral.hash
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guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
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return
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}
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let peripheralHashCodeArgs = peripheralArgs.hashCodeArgs
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if error == nil {
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var characteristics = unfinishedCharacteristics.removeValue(forKey: peripheralHashCodeArgs) ?? []
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if (characteristics.isEmpty) {
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var services = unfinishedServices.removeValue(forKey: peripheralHashCodeArgs) ?? []
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if services.isEmpty {
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didDiscoverGATT(peripheral, error)
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} else {
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let service = services.removeFirst()
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unfinishedServices[peripheralHashCodeArgs] = services
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peripheral.discoverCharacteristics(nil, for: service)
|
|
}
|
|
} else {
|
|
let characteristic = characteristics.removeFirst()
|
|
unfinishedCharacteristics[peripheralHashCodeArgs] = characteristics
|
|
peripheral.discoverDescriptors(for: characteristic)
|
|
}
|
|
} else {
|
|
didDiscoverGATT(peripheral, error)
|
|
}
|
|
}
|
|
|
|
private func didDiscoverGATT(_ peripheral: CBPeripheral, _ error: Error?) {
|
|
let peripheralHashCode = peripheral.hash
|
|
guard let peripheralArgs = peripheralsArgs[peripheralHashCode] else {
|
|
return
|
|
}
|
|
let peripheralhashCodeArgs = peripheralArgs.hashCodeArgs
|
|
guard let completion = discoverGattCompletions.removeValue(forKey: peripheralhashCodeArgs) else {
|
|
return
|
|
}
|
|
if error == nil {
|
|
let services = peripheral.services ?? []
|
|
var servicesArgs = [MyGattServiceArgs]()
|
|
for service in services {
|
|
let characteristics = service.characteristics ?? []
|
|
var characteristicsArgs = [MyGattCharacteristicArgs]()
|
|
for characteristic in characteristics {
|
|
let descriptors = characteristic.descriptors ?? []
|
|
var descriptorsArgs = [MyGattDescriptorArgs]()
|
|
for descriptor in descriptors {
|
|
let descriptorArgs = descriptor.toArgs()
|
|
let descriptorHashCode = descriptor.hash
|
|
let descriptorHashCodeArgs = descriptorArgs.hashCodeArgs
|
|
self.descriptors[descriptorHashCodeArgs] = descriptor
|
|
self.descriptorsArgs[descriptorHashCode] = descriptorArgs
|
|
descriptorsArgs.append(descriptorArgs)
|
|
}
|
|
let characteristicArgs = characteristic.toArgs(descriptorsArgs)
|
|
let characteristicHashCode = characteristic.hash
|
|
let characteristicHashCodeArgs = characteristicArgs.hashCodeArgs
|
|
self.characteristics[characteristicHashCodeArgs] = characteristic
|
|
self.characteristicsArgs[characteristicHashCode] = characteristicArgs
|
|
characteristicsArgs.append(characteristicArgs)
|
|
}
|
|
let serviceArgs = service.toArgs(characteristicsArgs)
|
|
let serviceHashCode = service.hash
|
|
let servcieHashCodeArgs = serviceArgs.hashCodeArgs
|
|
self.services[servcieHashCodeArgs] = service
|
|
self.servicesArgs[serviceHashCode] = serviceArgs
|
|
servicesArgs.append(serviceArgs)
|
|
}
|
|
servicesArgsOfPeripheralsArgs[peripheralhashCodeArgs] = servicesArgs
|
|
completion(.success((servicesArgs)))
|
|
} else {
|
|
completion(.failure(error!))
|
|
unfinishedServices.removeValue(forKey: peripheralhashCodeArgs)
|
|
unfinishedCharacteristics.removeValue(forKey: peripheralhashCodeArgs)
|
|
}
|
|
}
|
|
|
|
func didUpdateCharacteristicValue(_ characteristic: CBCharacteristic, _ error: Error?) {
|
|
let characteristicHashCode = characteristic.hash
|
|
guard let characteristicArgs = characteristicsArgs[characteristicHashCode] else {
|
|
return
|
|
}
|
|
let characteristicHashCodeArgs = characteristicArgs.hashCodeArgs
|
|
guard let completion = readCharacteristicCompletions.removeValue(forKey: characteristicHashCodeArgs) else {
|
|
let value = characteristic.value ?? Data()
|
|
let valueArgs = FlutterStandardTypedData(bytes: value)
|
|
api.onCharacteristicValueChanged(characteristicArgs: characteristicArgs, valueArgs: valueArgs) {}
|
|
return
|
|
}
|
|
if error == nil {
|
|
let value = characteristic.value ?? Data()
|
|
let valueArgs = FlutterStandardTypedData(bytes: value)
|
|
completion(.success(valueArgs))
|
|
} else {
|
|
completion(.failure(error!))
|
|
}
|
|
}
|
|
|
|
func didWriteCharacteristicValue(_ characteristic: CBCharacteristic, _ error: Error?) {
|
|
let characteristicHashCode = characteristic.hash
|
|
guard let characteristicArgs = characteristicsArgs[characteristicHashCode] else {
|
|
return
|
|
}
|
|
let characteristicHashCodeArgs = characteristicArgs.hashCodeArgs
|
|
guard let completion = writeCharacteristicCompletions.removeValue(forKey: characteristicHashCodeArgs) else {
|
|
return
|
|
}
|
|
if error == nil {
|
|
completion(.success(()))
|
|
} else {
|
|
completion(.failure(error!))
|
|
}
|
|
}
|
|
|
|
func didUpdateNotificationState(_ characteristic: CBCharacteristic, _ error: Error?) {
|
|
let characteristicHashCode = characteristic.hash
|
|
guard let characteristicArgs = characteristicsArgs[characteristicHashCode] else {
|
|
return
|
|
}
|
|
let characteristicHashCodeArgs = characteristicArgs.hashCodeArgs
|
|
guard let completion = notifyCharacteristicCompletions.removeValue(forKey: characteristicHashCodeArgs) else {
|
|
return
|
|
}
|
|
if error == nil {
|
|
completion(.success(()))
|
|
} else {
|
|
completion(.failure(error!))
|
|
}
|
|
}
|
|
|
|
func didUpdateDescriptorValue(_ descriptor: CBDescriptor, _ error: Error?) {
|
|
let descriptorHashCode = descriptor.hash
|
|
guard let descriptorArgs = descriptorsArgs[descriptorHashCode] else {
|
|
return
|
|
}
|
|
let descriptorHashCodeArgs = descriptorArgs.hashCodeArgs
|
|
guard let completion = readDescriptorCompletions.removeValue(forKey: descriptorHashCodeArgs) else {
|
|
return
|
|
}
|
|
if error == nil {
|
|
// TODO: Need to confirm wheather the corresponding descriptor type and value is correct.
|
|
let valueArgs: FlutterStandardTypedData
|
|
let value = descriptor.value
|
|
do {
|
|
switch descriptor.uuid.uuidString {
|
|
case CBUUIDCharacteristicExtendedPropertiesString:
|
|
fallthrough
|
|
case CBUUIDClientCharacteristicConfigurationString:
|
|
fallthrough
|
|
case CBUUIDServerCharacteristicConfigurationString:
|
|
guard let numberValue = value as? NSNumber else {
|
|
throw MyError.illegalArgument
|
|
}
|
|
valueArgs = FlutterStandardTypedData(bytes: numberValue.data)
|
|
case CBUUIDCharacteristicUserDescriptionString:
|
|
fallthrough
|
|
case CBUUIDCharacteristicAggregateFormatString:
|
|
guard let stringValue = value as? String else {
|
|
throw MyError.illegalArgument
|
|
}
|
|
valueArgs = FlutterStandardTypedData(bytes: stringValue.data)
|
|
case CBUUIDCharacteristicFormatString:
|
|
guard let bytes = value as? Data else {
|
|
throw MyError.illegalArgument
|
|
}
|
|
valueArgs = FlutterStandardTypedData(bytes: bytes)
|
|
case CBUUIDL2CAPPSMCharacteristicString:
|
|
guard let uint16Value = value as? UInt16 else {
|
|
throw MyError.illegalArgument
|
|
}
|
|
valueArgs = FlutterStandardTypedData(bytes: uint16Value.data)
|
|
default:
|
|
throw MyError.illegalArgument
|
|
}
|
|
} catch {
|
|
valueArgs = FlutterStandardTypedData()
|
|
}
|
|
completion(.success((valueArgs)))
|
|
} else {
|
|
completion(.failure(error!))
|
|
}
|
|
}
|
|
|
|
func didWriteDescriptorValue(_ descriptor: CBDescriptor, _ error: Error?) {
|
|
let descriptorHashCode = descriptor.hash
|
|
guard let descriptorArgs = descriptorsArgs[descriptorHashCode] else {
|
|
return
|
|
}
|
|
let descriptorHashCodeArgs = descriptorArgs.hashCodeArgs
|
|
guard let completion = writeDescriptorCompletions.removeValue(forKey: descriptorHashCodeArgs) else {
|
|
return
|
|
}
|
|
if error == nil {
|
|
completion(.success(()))
|
|
} else {
|
|
completion(.failure(error!))
|
|
}
|
|
}
|
|
}
|