[Glitch] Fix quickly switching notification filters resulting in empty or incorrect list

Port 55bef1e34f to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/actions/notifications.js

@@ -153,16 +153,23 @@ const excludeTypesFromFilter = filter => {
 
 const noOp = () => {};
 
+let expandNotificationsController = new AbortController();
+
 export function expandNotifications({ maxId, forceLoad } = {}, done = noOp) {
   return (dispatch, getState) => {
     const activeFilter = getState().getIn(['settings', 'notifications', 'quickFilter', 'active']);
     const notifications = getState().get('notifications');
     const isLoadingMore = !!maxId;
 
-    if (notifications.get('isLoading') && !forceLoad) {
+    if (notifications.get('isLoading')) {
+      if (forceLoad) {
+        expandNotificationsController.abort();
+        expandNotificationsController = new AbortController();
+      } else {
         done();
         return;
       }
+    }
 
     const params = {
       max_id: maxId,
@@ -186,7 +193,7 @@ export function expandNotifications({ maxId, forceLoad } = {}, done = noOp) {
 
     dispatch(expandNotificationsRequest(isLoadingMore));
 
-    api(getState).get('/api/v1/notifications', { params }).then(response => {
+    api(getState).get('/api/v1/notifications', { params, signal: expandNotificationsController.signal }).then(response => {
       const next = getLinks(response).refs.find(link => link.rel === 'next');
 
       dispatch(importFetchedAccounts(response.data.map(item => item.account)));
@@ -227,7 +234,7 @@ export function expandNotificationsFail(error, isLoadingMore) {
     type: NOTIFICATIONS_EXPAND_FAIL,
     error,
     skipLoading: !isLoadingMore,
-    skipAlert: !isLoadingMore,
+    skipAlert: !isLoadingMore || error.name === 'AbortError',
   };
 };