Collection notification filtering (#39198)

app/javascript/mastodon/selectors/notifications.ts

@@ -29,7 +29,10 @@ const filterNotificationsByAllowedTypes = (
     (item) =>
       item.type === 'gap' ||
       allowedType === item.type ||
-      (allowedType === 'mention' && item.type === 'quote'),
+      (allowedType === 'mention' && item.type === 'quote') ||
+      (allowedType === 'collection' &&
+        (item.type === 'collection_update' ||
+          item.type === 'added_to_collection')),
   );
 };
 

app/javascript/mastodon/selectors/settings.ts

@@ -17,10 +17,19 @@ export const selectSettingsNotificationsShows = createSelector(
 
 export const selectSettingsNotificationsExcludedTypes = createSelector(
   [selectSettingsNotificationsShows],
-  (shows) =>
-    Object.entries(shows)
-      .filter(([_type, enabled]) => !enabled)
-      .map(([type, _enabled]) => type),
+  (shows) => {
+    const excludedTypes: string[] = [];
+    for (const key in shows) {
+      if (!shows[key]) {
+        if (key === 'collections') {
+          excludedTypes.push('collection_update', 'added_to_collection');
+        } else {
+          excludedTypes.push(key);
+        }
+      }
+    }
+    return excludedTypes;
+  },
 );
 
 export const selectSettingsNotificationsQuickFilterShow = (state: RootState) =>