Merge branch 'new_dev' of https://github.com/deepcloud2048/deep_voice into new_dev

local_plugins/classic_bluetooth/ios/Classes/ClassicBluetoothHelper.swift

@@ -1,5 +1,6 @@
 import Foundation
 import AVFoundation
+import CoreBluetooth
 
 /// 蓝牙事件类型
 enum BluetoothEventType {
@@ -18,32 +19,49 @@ enum BluetoothState: String {
 }
 
 /// 简化的蓝牙助手类，专注于iOS上的蓝牙耳机检测
-class ClassicBluetoothHelper: NSObject {
+class ClassicBluetoothHelper: NSObject, CBCentralManagerDelegate {
-    // 状态监控相关
+    private var centralManager: CBCentralManager?
-    private var isMonitoring = false
+    private var bluetoothState: CBManagerState = .unknown
+    
+    // 添加缺少的属性声明
     private var stateCallback: ((BluetoothEventType, [String: Any]) -> Void)?
+    private var isMonitoring: Bool = false
     
     // 音频路由变化观察者
     private var routeChangeObserver: NSObjectProtocol?
     
+    override init() {
+        super.init()
+        centralManager = CBCentralManager(delegate: self, queue: nil)
+    }
+    
     deinit {
         stopBluetoothStateMonitoring()
     }
     
-    /// 检查蓝牙是否启用（通过检查是否有连接的蓝牙音频设备）
+    func centralManagerDidUpdateState(_ central: CBCentralManager) {
-    func isBluetoothEnabled() -> Bool {
+        bluetoothState = central.state
-        // 检查是否有连接的蓝牙音频设备
+        print("lxm---蓝牙状态更新: \(bluetoothState.rawValue)")
-        let hasBtDevices = !getConnectedAudioDevices().isEmpty
         
-        // 如果有连接的蓝牙设备，则认为蓝牙是开启状态
+        // 向Flutter端报告蓝牙状态变化
-        if hasBtDevices {
+        if isMonitoring {
-            print("蓝牙状态检查: 已检测到蓝牙设备，蓝牙已开启")
+            let currentState = getBluetoothAvailability()
-            return true
+            reportBluetoothState(currentState)
         }
+    }
     
-        // 如果没有连接设备，返回false (无法100%确定蓝牙是否打开，只能知道没有连接设备)
+    func isBluetoothEnabled() -> Bool {
-        print("蓝牙状态检查: 未检测到蓝牙设备")
+        switch bluetoothState {
-        return false
+        case .poweredOn:
+            return true
+        case .poweredOff, .unsupported, .unauthorized, .resetting:
+            return false
+        case .unknown:
+            // 如果状态未知，回退到原来的音频设备检测方法
+            return !getConnectedAudioDevices().isEmpty
+        @unknown default:
+            return false
+        }
     }
     
     /// 获取已连接的蓝牙耳机
@@ -207,18 +225,46 @@ class ClassicBluetoothHelper: NSObject {
         }
     }
 
-    /// 报告当前蓝牙状态
+    /// 获取蓝牙可用性状态（优化后的统一状态判断方法）
-    func reportCurrentBluetoothState() {
+    func getBluetoothAvailability() -> BluetoothState {
-        // 检查当前是否有蓝牙设备连接
+        switch bluetoothState {
-        let devices = getConnectedAudioDevices()
+        case .poweredOn:
+            return .on
+        case .poweredOff:
+            return .off
+        case .unauthorized:
+            return .unauthorized
+        case .unsupported:
+            return .unsupported
+        case .unknown, .resetting:
+            // 当CoreBluetooth状态未知时，回退到音频设备检测
+            return getConnectedAudioDevices().isEmpty ? .unknown : .on
+        @unknown default:
+            return .unknown
+        }
+    }
     
-        if !devices.isEmpty {
+    /// 报告当前蓝牙状态（优化后使用统一的状态判断方法）
-            print("蓝牙状态: 已检测到蓝牙设备，报告状态为开启")
+    func reportCurrentBluetoothState() {
-            reportBluetoothState(.on)
+        // 使用优化后的统一状态判断方法
-        } else {
+        let currentState = getBluetoothAvailability()
-            print("蓝牙状态: 未检测到蓝牙设备，报告状态为未知")
+        
-            reportBluetoothState(.unknown)
+        // 根据状态输出相应的日志信息
+        switch currentState {
+        case .on:
+            print("蓝牙状态: 蓝牙已开启")
+        case .off:
+            print("蓝牙状态: 蓝牙已关闭")
+        case .unauthorized:
+            print("蓝牙状态: 应用未授权使用蓝牙")
+        case .unsupported:
+            print("蓝牙状态: 设备不支持蓝牙")
+        case .unknown:
+            print("蓝牙状态: 蓝牙状态未知")
         }
+        
+        // 向Flutter端报告状态
+        reportBluetoothState(currentState)
     }
     
     // 报告蓝牙状态变化