fix #1466: (#1467)

* fix #1466:

* do not send tts streaming events when we are not doing tts streaming

lib/http-routes/api/create-call.js

@@ -291,7 +291,7 @@ router.post('/',
             }, {
               ...(account.enable_debug_log && {level: 'debug'})
             });
-            app.requestor.logger = app.notifier.logger = sipLogger;
+            app.requestor.logger = app.notifier.logger = restDial.logger = sipLogger;
             const callInfo = new CallInfo({
               direction: CallDirection.Outbound,
               req: inviteReq,

lib/session/call-session.js

@@ -927,7 +927,7 @@ class CallSession extends Emitter {
         this.logger.debug('CallSession:enableBackgroundTtsStream - ttsStream enabled');
       } else {
         this.logger.debug(
-          'CallSession:enableBackgroundTtsStream - ignoring request as call does not have required conditions');
+          'CallSession:enableBackgroundTtsStream - ignoring request; conditions not met (probably not using ws api)');
       }
     }  catch (err) {
       this.logger.info({err, say}, 'CallSession:enableBackgroundTtsStream - Error creating background tts stream task');
@@ -941,17 +941,19 @@ class CallSession extends Emitter {
     }
   }
   clearTtsStream() {
+    if (this.isTtsStreamEnabled) {
       this.requestor?.request('tts:streaming-event', '/streaming-event', {event_type: 'user_interruption'})
         .catch((err) => this.logger.info({err}, 'CallSession:clearTtsStream - Error sending user_interruption'));
       this.ttsStreamingBuffer?.clear();
     }
+  }
 
   startTtsStream() {
     this.ttsStreamingBuffer?.start();
   }
 
   stopTtsStream() {
-    if (this.appIsUsingWebsockets) {
+    if (this.isTtsStreamEnabled) {
       this.requestor?.request('tts:streaming-event', '/streaming-event', {event_type: 'stream_closed'})
         .catch((err) => this.logger.info({err}, 'CallSession:clearTtsStream - Error sending user_interruption'));
       this.ttsStreamingBuffer?.stop();

lib/tasks/gather.js

@@ -881,7 +881,7 @@ class TaskGather extends SttTask {
         this._fillerNoiseOn = false;  // in a race, if we just started audio it may sneak through here
         this.ep.api('uuid_break', this.ep.uuid)
           .catch((err) => this.logger.info(err, 'Error killing audio'));
-        cs.clearTtsStream();
+        if (cs.isTtsStreamEnabled) cs.clearTtsStream();
       }
       return;
     }

lib/utils/stt-latency-calculator.js

@@ -127,7 +127,6 @@ class SttLatencyCalculator extends Emitter {
 
   calculateLatency() {
     if (!this.isRunning) {
-      this.logger.debug('Latency calculator is not running, cannot calculate latency, returning default values');
       return null;
     }
 

lib/utils/tts-streaming-buffer.js

@@ -163,7 +163,6 @@ class TtsStreamingBuffer extends Emitter {
   }
 
   clear() {
-    this.logger.debug('TtsStreamingBuffer:clear');
     if (this._connectionStatus !== TtsStreamingConnectionStatus.Connected) return;
     clearTimeout(this.timer);
     this._api(this.ep, [this.ep.uuid, 'clear']).catch((err) =>