refactor

src/app/shared/services/alarm-sound.service.ts

   private alertInterval: any;
   private alertDuration: number = 10000;
   private audio = new Audio();
+  isPlay = false;
   constructor() {
     this.audio.src = 'assets/sound/alarm_5m.mp3';
     this.audio.load();
   }
 
   playSound(): void {
+    this.isPlay = true;
     this.audio.play().catch((error) => {
       console.error('Error playing audio:', error);
     });
     state1: boolean,
     state2: boolean,
   ): void {
-    if (state5 && isReady && (state1 || state2)) {
+    if (state5 && isReady && (state1 || state2) && !this.isPlay) {
       this.playSound();
       this.alertInterval = setInterval(() => {
         this.stopAlarm();
   stopAlarm(): void {
     this.stopSound();
     clearInterval(this.alertInterval);
+    this.isPlay = false;
   }
 
   simulateClick(element: HTMLElement) {