唤醒流程更新，修复重复唤醒的问题

packages/flutter_vosk_wakeword/android/src/main/kotlin/com/tsystems/flutter_vosk_wakeword/AudioRecorder.kt

@@ -51,13 +51,31 @@ class AudioRecorder(private val recognizer: Recognizer,
                 while (isRecording()) {
                     val nread = audioRecord?.read(buffer, 0, buffer.size) ?: 0
                     if (nread > 0) {
-                        Log.i(TAG, "Read $nread bytes from AudioRecord")
+                        // 判断是否有完整的识别结果
                         val ac = recognizer.acceptWaveForm(buffer, nread)
-                        Log.i(TAG, "Recognizer acceptWaveForm returned: $ac")
-                        if (ac) {
-                            listener.onResult(recognizer.result)
-                        } else {
-                            listener.onPartialResult(recognizer.partialResult)
+                        val partialResultText = recognizer.partialResult
+                        val resultText = recognizer.result
+                        val pRes1 = VoskRecognizer.parsePartialResult(partialResultText)
+                        val pRes2 = VoskRecognizer.parseFinalResult(partialResultText)
+                        val finalResult = VoskRecognizer.parseFinalResult(resultText)
+                        val partialResult = pRes1.ifEmpty { pRes2.ifEmpty { "" } }
+//                        Log.i(TAG, "Partial: $partialResultText, Parsed: $partialResult; Final: $resultText, Parsed: $finalResult; Accepted: $ac")
+                        if (partialResult.isNotBlank() || finalResult.isNotBlank()) {
+                            Log.i(
+                                TAG,
+                                "Partial result: ${partialResult}, Final result: $finalResult"
+                            )
+                            // 去除 [unk] 的影响
+                            if (partialResult == "[unk]" || finalResult == "[unk]") {
+                                continue
+                            }
+                            if (ac) {
+                                listener.onResult(resultText)
+                                recognizer.reset()
+                            } else {
+                                listener.onPartialResult(partialResultText)
+//                                recognizer.reset()
+                            }
                         }
                     }
                 }

packages/flutter_vosk_wakeword/android/src/main/kotlin/com/tsystems/flutter_vosk_wakeword/WakewordDetector.kt

@@ -21,7 +21,7 @@ class WakewordDetector(private val wakeWords: ArrayList<String>) {
         val jsonArray = JSONArray()
         wakeWords.forEach { jsonArray.put(it) }
         // 添加 [unk] 允许识别唤醒词之外的其他词语
-//        jsonArray.put("[unk]")
+        jsonArray.put("[unk]")
         return jsonArray.toString()
     }
 }

packages/flutter_vosk_wakeword/android/src/main/kotlin/com/tsystems/flutter_vosk_wakeword/WakewordService.kt

@@ -16,7 +16,6 @@ import org.vosk.Recognizer
 import org.vosk.android.RecognitionListener
 import org.vosk.android.StorageService
 import java.io.IOException
-import kotlin.collections.contentToString
 
 class WakewordService: Service(), RecognitionListener {
 
@@ -231,18 +230,10 @@ class WakewordService: Service(), RecognitionListener {
     private fun broadcastWake(word: String, now: Long, source: String) {
         lastWakeWord = word
         lastDetectTs = now
+        recognizer?.reset()
         Log.i(TAG, "Wake word detected($source): $word")
         EventReceiver.broadcastWakeWord(this, word)
         // 重置识别器状态，为下一次唤醒做准备
-        recognizer?.reset()
-        // 可选：重建 recognizer 减少同一发音尾部抖动:
-        // try {
-        //     val grammar = wakeWordDetector?.getVoskGrammar()
-        //     recognizer?.close()
-        //     recognizer = Recognizer(model, 16000.0f, grammar)
-        // } catch (e: Exception) {
-        //     Log.w(TAG, "Recognizer reset failed: ${e.message}")
-        // }
     }
 
     override fun onError(e: Exception?) {