Change filter logic to keep filtered toots, but not mark them as unread

Keeping them in the TL fixes the front-end not being able to properly keep
track of pagination. Furthermore, filtered toots are not counted as unread
content, whether they are dropped or not.

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

@@ -30,12 +30,14 @@ export function updateTimeline(timeline, status, accept) {
       return;
     }
 
-    const dropRegex = getFiltersRegex(getState(), { contextType: timeline })[0];
-
-    if (dropRegex && status.account.id !== me) {
-      if (dropRegex.test(searchTextFromRawStatus(status))) {
-        return;
-      }
+    const filters   = getFiltersRegex(getState(), { contextType: timeline });
+    const dropRegex = filters[0];
+    const regex     = filters[1];
+    const text      = searchTextFromRawStatus(status);
+    let filtered    = false;
+
+    if (status.account.id !== me) {
+      filtered = (dropRegex && dropRegex.test(text)) || (regex && regex.test(text));
     }
 
     dispatch(importFetchedStatus(status));
@@ -45,6 +47,7 @@ export function updateTimeline(timeline, status, accept) {
       timeline,
       status,
       usePendingItems: preferPendingItems,
+      filtered
     });
   };
 };
@@ -107,12 +110,8 @@ export function expandTimeline(timelineId, path, params = {}, done = noOp) {
     api(getState).get(path, { params }).then(response => {
       const next = getLinks(response).refs.find(link => link.rel === 'next');
 
-      const dropRegex = getFiltersRegex(getState(), { contextType: timelineId })[0];
-
-      const statuses = dropRegex ? response.data.filter(status => status.account.id === me || !dropRegex.test(searchTextFromRawStatus(status))) : response.data;
-
-      dispatch(importFetchedStatuses(statuses));
-      dispatch(expandTimelineSuccess(timelineId, statuses, next ? next.uri : null, response.status === 206, isLoadingRecent, isLoadingMore, isLoadingRecent && preferPendingItems));
+      dispatch(importFetchedStatuses(response.data));
+      dispatch(expandTimelineSuccess(timelineId, response.data, next ? next.uri : null, response.status === 206, isLoadingRecent, isLoadingMore, isLoadingRecent && preferPendingItems));
       done();
     }).catch(error => {
       dispatch(expandTimelineFail(timelineId, error, isLoadingMore));

app/javascript/flavours/glitch/reducers/timelines.js

@@ -60,7 +60,7 @@ const expandNormalizedTimeline = (state, timeline, statuses, next, isPartial, is
   }));
 };
 
-const updateTimeline = (state, timeline, status, usePendingItems) => {
+const updateTimeline = (state, timeline, status, usePendingItems, filtered) => {
   const top = state.getIn([timeline, 'top']);
 
   if (usePendingItems || !state.getIn([timeline, 'pendingItems']).isEmpty()) {
@@ -68,7 +68,13 @@ const updateTimeline = (state, timeline, status, usePendingItems) => {
       return state;
     }
 
-    return state.update(timeline, initialTimeline, map => map.update('pendingItems', list => list.unshift(status.get('id'))).update('unread', unread => unread + 1));
+    state = state.update(timeline, initialTimeline, map => map.update('pendingItems', list => list.unshift(status.get('id'))));
+
+    if (!filtered) {
+      state = state.update('unread', unread => unread + 1);
+    }
+
+    return state;
   }
 
   const ids        = state.getIn([timeline, 'items'], ImmutableList());
@@ -82,7 +88,7 @@ const updateTimeline = (state, timeline, status, usePendingItems) => {
   let newIds = ids;
 
   return state.update(timeline, initialTimeline, map => map.withMutations(mMap => {
-    if (!top) mMap.set('unread', unread + 1);
+    if (!top && !filtered) mMap.set('unread', unread + 1);
     if (top && ids.size > 40) newIds = newIds.take(20);
     mMap.set('items', newIds.unshift(status.get('id')));
   }));
@@ -147,7 +153,7 @@ export default function timelines(state = initialState, action) {
   case TIMELINE_EXPAND_SUCCESS:
     return expandNormalizedTimeline(state, action.timeline, fromJS(action.statuses), action.next, action.partial, action.isLoadingRecent, action.usePendingItems);
   case TIMELINE_UPDATE:
-    return updateTimeline(state, action.timeline, fromJS(action.status), action.usePendingItems);
+    return updateTimeline(state, action.timeline, fromJS(action.status), action.usePendingItems, action.filtered);
   case TIMELINE_DELETE:
     return deleteStatus(state, action.id, action.accountId, action.references, action.reblogOf);
   case TIMELINE_CLEAR: