fix(local-rec) Handle no mic permission (#12862)

lang/main.json

@@ -916,6 +916,7 @@
         "localRecordingVideoWarning": "To record your video you must have it on when starting the recording",
         "localRecordingWarning": "Make sure you select the current tab in order to use the right video and audio. The recording is currently limited to 1GB, which is around 100 minutes.",
         "loggedIn": "Logged in as {{userName}}",
+        "noMicPermission": "Microphone track could not be created. Please grant permission to use the microphone.",
         "noStreams": "No audio or video stream detected.",
         "off": "Recording stopped",
         "offBy": "{{name}} stopped the recording",

react/features/recording/components/Recording/LocalRecordingManager.web.ts

@@ -231,6 +231,11 @@ const LocalRecordingManager: ILocalRecordingManager = {
                 });
             }
 
+            // handle no mic permission
+            if (!getLocalTrack(getTrackState(getState()), MEDIA_TYPE.AUDIO)?.jitsiTrack?.track) {
+                throw new Error('NoMicTrack');
+            }
+
             const currentTitle = document.title;
 
             document.title = i18next.t('localRecording.selectTabTitle');

react/features/recording/middleware.ts

@@ -163,6 +163,8 @@ MiddlewareRegistry.register(({ dispatch, getState }) => next => async action =>
 
             } else if (err.message === 'NoLocalStreams') {
                 descriptionKey = 'recording.noStreams';
+            } else if (err.message === 'NoMicTrack') {
+                descriptionKey = 'recording.noMicPermission';
             }
             const props = {
                 descriptionKey,