Fix JS errors when receiving message when on no teams (#6533)

webapp/actions/global_actions.jsx

@@ -36,7 +36,7 @@ import store from 'stores/redux_store.jsx';
 const dispatch = store.dispatch;
 const getState = store.getState;
 import {removeUserFromTeam} from 'mattermost-redux/actions/teams';
-import {viewChannel, getChannelStats, getMyChannelMember} from 'mattermost-redux/actions/channels';
+import {viewChannel, getChannelStats, getMyChannelMember, getChannelAndMyMember} from 'mattermost-redux/actions/channels';
 
 export function emitChannelClickEvent(channel) {
     function userVisitedFakeChannel(chan, success, fail) {
@@ -557,13 +557,13 @@ export function redirectUserToDefaultTeam() {
             redirect(teams[teamId].name, channel);
         } else if (channelId) {
             Client.setTeamId(teamId);
-            Client.getChannel(
+            getChannelAndMyMember(channelId)(dispatch, getState).then(
-                channelId,
                 (data) => {
-                    redirect(teams[teamId].name, data.channel.name);
+                    if (data) {
-                },
+                        redirect(teams[teamId].name, data.channel.name);
-                () => {
+                    } else {
-                    redirect(teams[teamId].name, 'town-square');
+                        redirect(teams[teamId].name, 'town-square');
+                    }
                 }
             );
         } else {

webapp/actions/user_actions.jsx

@@ -48,6 +48,7 @@ import {
 
 import {getClientConfig, getLicenseConfig} from 'mattermost-redux/actions/general';
 import {getTeamMembersByIds, getMyTeamMembers} from 'mattermost-redux/actions/teams';
+import {getChannelAndMyMember} from 'mattermost-redux/actions/channels';
 
 export function loadMe(callback) {
     loadMeRedux()(dispatch, getState).then(
@@ -276,21 +277,13 @@ export function loadNewDMIfNeeded(channelId) {
     if (channel) {
         checkPreference(channel);
     } else {
-        Client.getChannel(
+        getChannelAndMyMember(channelId)(dispatch, getState).then(
-            channelId,
             (data) => {
-                AppDispatcher.handleServerAction({
+                if (data) {
-                    type: ActionTypes.RECEIVED_CHANNEL,
+                    checkPreference(data.channel);
-                    channel: data.channel,
+                }
-                    member: data.member
-                });
-
-                checkPreference(data.channel);
-            },
-            (err) => {
-                AsyncClient.dispatchError(err, 'getChannel');
             }
-       );
+        );
     }
 }
 
@@ -308,21 +301,11 @@ export function loadNewGMIfNeeded(channelId) {
     if (channel) {
         checkPreference();
     } else {
-        Client.getChannel(
+        getChannelAndMyMember(channelId)(dispatch, getState).then(
-            channelId,
+            () => {
-            (data) => {
-                AppDispatcher.handleServerAction({
-                    type: ActionTypes.RECEIVED_CHANNEL,
-                    channel: data.channel,
-                    member: data.member
-                });
-
                 checkPreference();
-            },
-            (err) => {
-                AsyncClient.dispatchError(err, 'getChannel');
             }
-       );
+        );
     }
 }