snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/noise-detection/middleware.ts

@@ -0,0 +1,57 @@
+import { APP_WILL_MOUNT, APP_WILL_UNMOUNT } from '../base/app/actionTypes';
+import { CONFERENCE_JOINED } from '../base/conference/actionTypes';
+import { JitsiConferenceEvents } from '../base/lib-jitsi-meet';
+import MiddlewareRegistry from '../base/redux/MiddlewareRegistry';
+import { playSound, registerSound, unregisterSound } from '../base/sounds/actions';
+import { hideNotification, showNotification } from '../notifications/actions';
+import { NOTIFICATION_TIMEOUT_TYPE } from '../notifications/constants';
+
+import { setNoisyAudioInputNotificationUid } from './actions';
+import { NOISY_AUDIO_INPUT_SOUND_ID } from './constants';
+import { NOISY_AUDIO_INPUT_SOUND_FILE } from './sounds';
+
+MiddlewareRegistry.register(store => next => action => {
+    const result = next(action);
+
+    switch (action.type) {
+    case APP_WILL_MOUNT:
+        store.dispatch(registerSound(NOISY_AUDIO_INPUT_SOUND_ID, NOISY_AUDIO_INPUT_SOUND_FILE));
+        break;
+    case APP_WILL_UNMOUNT:
+        store.dispatch(unregisterSound(NOISY_AUDIO_INPUT_SOUND_ID));
+        break;
+    case CONFERENCE_JOINED: {
+        const { dispatch, getState } = store;
+        const { conference } = action;
+
+        conference.on(
+            JitsiConferenceEvents.TRACK_MUTE_CHANGED,
+            (track: any) => {
+                const { noisyAudioInputNotificationUid } = getState()['features/noise-detection'];
+
+                // Hide the notification in case the user mutes the microphone
+                if (noisyAudioInputNotificationUid && track.isAudioTrack() && track.isLocal() && track.isMuted()) {
+                    dispatch(hideNotification(noisyAudioInputNotificationUid));
+                    dispatch(setNoisyAudioInputNotificationUid());
+                }
+            });
+        conference.on(
+            JitsiConferenceEvents.NOISY_MIC, () => {
+                const notification = dispatch(showNotification({
+                    titleKey: 'toolbar.noisyAudioInputTitle',
+                    descriptionKey: 'toolbar.noisyAudioInputDesc'
+                }, NOTIFICATION_TIMEOUT_TYPE.MEDIUM));
+
+                dispatch(playSound(NOISY_AUDIO_INPUT_SOUND_ID));
+
+                if (notification) {
+                    // we store the last notification id so we can hide it if the mic is muted
+                    dispatch(setNoisyAudioInputNotificationUid(notification.uid));
+                }
+            });
+        break;
+    }
+    }
+
+    return result;
+});