优化 播放逻辑和卡顿问题

lib/modules/agent/controllers/agent_controller.dart

@@ -1596,7 +1596,7 @@ class AgentController extends GetxController {
     isPushToTalkActive.value = true;
     //await AgentService.recognizeCallback();
     // 开始语音识别
-    await AgentService.startConversation(mode: 'push_to_talk');
+    AgentService.startConversation(mode: 'push_to_talk');
     // await startVoiceInput();
   }
 
@@ -1610,7 +1610,7 @@ class AgentController extends GetxController {
     // 清除按住说话状态（但保持按住说话模式）
     isPushToTalkActive.value = false;
 
-    await AgentService.stopConversation();
+    AgentService.stopConversation();
     // 停止语音识别
     // await stopVoiceInput();
   }

local_plugins/agent_service/ios/agent_service/Sources/agent_service/AgentServiceImpl.swift

@@ -1708,16 +1708,21 @@ extension AgentServiceImpl: AzureAsrHelper.ContinuousRecognizeCallback {
         hasSpeechDetected = false
         // 使用模式感知的空闲检测启动方法
         startIdleCheckForMode(mode: currentRecognitionMode)
+        if (currentRecognitionMode  == "ble_wakeup") {
             audioPlayer?.playStartSound()
         }
     
+    }
+    
     func onSessionStopped() {
         sendEvent(name: "recognition_stopped", data: ["status": "stopped"])
         isRecognizing = false
         hasSpeechDetected = false
         stopIdleCheck()
+        if (currentRecognitionMode  == "ble_wakeup") {
             audioPlayer?.playStopSound()
         }
+    }
     
     func onCanceled(_ reason: String, _ errorDetails: String) {
         var data: [String: Any] = [:]

local_plugins/azure_speech/ios/azure_speech/Sources/azure_speech/AzureAsrHelper.swift

@@ -703,9 +703,6 @@ public class AzureAsrHelper: NSObject {
      * 重命名指定路径的音频文件
      */
     public func renameFile(filePath: String, newName: String)-> Bool {
-        
-        
-        
         audioStream?.recordfile?.renameFile(at: filePath, to: newName) // Fixed method call
         return true
     }

local_plugins/azure_speech/ios/azure_speech/Sources/azure_speech/AzureTtsHelper.swift

@@ -16,7 +16,7 @@ public class AzureTtsHelper: NSObject, ITtsService {
     private var synthesizer: SPXSpeechSynthesizer?
     private var isInitialized = false
     private var speaking = false
-    private var sessionid = ""  //语音播报任务id
+    private var sessionid = ""  //语音播报任务idsetAudioOutputRoute
     
     // 当前配置
     private var currentVoice = DEFAULT_VOICE

local_plugins/azure_speech/ios/azure_speech/Sources/tools/SimpleAudioReceiver.swift

@@ -70,8 +70,9 @@ public class SimpleAudioReceiver: NSObject {
             print("音频录制组件已初始化，跳过重复初始化")
             return
         }
+        preConfigureAudioSession()
         
-        print("初始化了")
+        // 预配置音频会话
         audioFormat = getOptimalAudioFormat()
         pushAudioStream = SPXPushAudioInputStream()
         
@@ -84,6 +85,22 @@ public class SimpleAudioReceiver: NSObject {
         startWriteThread()
     }
     
+    // 【新增】预配置音频会话方法
+    /**
+     * 预配置音频会话，在应用启动时调用以减少首次录音延迟
+     * 【优化重点】将耗时的音频会话配置提前到初始化阶段
+     */
+    private func preConfigureAudioSession() {
+        do {
+            // 设置音频会话类别和模式
+            runMicrophoneCapture()
+            stopMicrophoneCapture()
+            print("音频会话预配置完成")
+        } catch {
+            print("音频会话预配置失败: \(error)")
+        }
+    }
+
     /// 获取最佳音频格式 (iOS 通常支持标准采样率)
     public func getOptimalAudioFormat() -> AVAudioFormat? {
         let sampleRate: Double = 16000 // iOS 通常支持 16kHz
@@ -395,6 +412,7 @@ public class SimpleAudioReceiver: NSObject {
         case receiver
         case bluetooth
     }
+    
     public func setAudioOutputRoute(_ route: AudioOutputRoute) {
         
         do {
@@ -403,7 +421,7 @@ public class SimpleAudioReceiver: NSObject {
                 print("当前正在识别")
                 try   audioEngine?.pause()
                 // 先停用以避免冲突
-                try audioSession.setActive(false)
+//                try audioSession.setActive(false)
                 
             }
             print("setAudioOutputRoutecurrent,route=\(route)")