fix(connection): Shows notification instead of reload on conference request failed.

lang/main.json

         "connectedOneMember": "{{name}} joined the meeting",
         "connectedThreePlusMembers": "{{name}} and many others joined the meeting",
         "connectedTwoMembers": "{{first}} and {{second}} joined the meeting",
+        "connectionFailed": "Connection failed. Please try again later!",
         "dataChannelClosed": "Video quality may be impaired",
         "dataChannelClosedDescription": "The bridge channel is down and thus video quality may be limited to its lowest setting.",
         "dataChannelClosedDescriptionWithAudio": "The bridge channel is down and thus disruptions to audio and video may occur.",

react/features/base/conference/middleware.any.ts

 import { removeLobbyChatParticipant } from '../../chat/actions.any';
 import { openDisplayNamePrompt } from '../../display-name/actions';
 import { isVpaasMeeting } from '../../jaas/functions';
-import { showErrorNotification } from '../../notifications/actions';
+import { showErrorNotification, showNotification } from '../../notifications/actions';
 import { NOTIFICATION_TIMEOUT_TYPE } from '../../notifications/constants';
+import { INotificationProps } from '../../notifications/types';
 import { hasDisplayName } from '../../prejoin/utils';
 import { stopLocalVideoRecording } from '../../recording/actions.any';
 import LocalRecordingManager from '../../recording/components/Recording/LocalRecordingManager';
         }
     }
 
+    if (error.name === JitsiConnectionErrors.CONFERENCE_REQUEST_FAILED) {
+        const notificationProps = {
+            customActionNameKey: [ 'dialog.rejoinNow' ],
+            customActionHandler: [ () => dispatch(reloadNow()) ],
+            descriptionKey: 'notify.connectionFailed'
+        } as INotificationProps;
+
+        dispatch(showNotification(notificationProps, NOTIFICATION_TIMEOUT_TYPE.STICKY));
+    }
+
     const result = next(action);
 
     _removeUnloadHandler(getState);

react/features/base/connection/actions.any.ts

 import { conferenceLeft, conferenceWillLeave, redirect } from '../conference/actions';
 import { getCurrentConference } from '../conference/functions';
 import { IConfigState } from '../config/reducer';
-import JitsiMeetJS, { JitsiConnectionErrors, JitsiConnectionEvents } from '../lib-jitsi-meet';
+import JitsiMeetJS, { JitsiConnectionEvents } from '../lib-jitsi-meet';
 import { parseURLParams } from '../util/parseURLParams';
 import {
     appendURLParam,
                     credentials,
                     details,
                     name: err,
-                    message,
-                    recoverable: err === JitsiConnectionErrors.CONFERENCE_REQUEST_FAILED ? false : undefined
+                    message
                 }));
 
                 reject(err);

react/features/base/lib-jitsi-meet/functions.any.ts

     }
 
     return (
-        error === JitsiConnectionErrors.CONFERENCE_REQUEST_FAILED
-            || error === JitsiConnectionErrors.CONNECTION_DROPPED_ERROR
+        error === JitsiConnectionErrors.CONNECTION_DROPPED_ERROR
             || error === JitsiConnectionErrors.OTHER_ERROR
             || error === JitsiConnectionErrors.SERVER_ERROR);
 }