fix: 后置机拿不到信号问题

entry/src/main/ets/utils/business/DifferentialAndSignalWorker.ets

@@ -12,9 +12,6 @@ class differentialAndSignal {
 
   // 初始化Worker
   init() {
-    if (this.workerInstance) {
-      this.close();
-    }
     this.workerInstance = new worker.ThreadWorker("entry/ets/workers/DifferentialCorrection.ets");
     let config: EnvironmentConfigurationType =
       AppStorage.get<EnvironmentConfigurationType>("EnvironmentConfiguration") || {
@@ -55,20 +52,15 @@ class differentialAndSignal {
 
   // 关闭
   close() {
-    if (this.workerInstance) {
+    this.events = [];
-      // 清空所有监听器
+    const config: EnvironmentConfigurationType = AppStorage.get<EnvironmentConfigurationType>("EnvironmentConfiguration") || {
-      this.events = [];
-
-      // 发送关闭消息
-      const config = AppStorage.get<EnvironmentConfigurationType>("EnvironmentConfiguration") || {};
-      this.workerInstance.postMessage(JSON.stringify({
-        config: config,
-        close: true
-      }));
-
-      // 关闭线程
-      this.workerInstance.terminate();
     }
+    this.workerInstance.postMessage(JSON.stringify({
+      config: config,
+      close: true
+    }));
+    // 关闭线程
+    this.workerInstance.terminate()
   }
 
   // 获取Worker消息