2 files changed, 29 insertions, 29 deletions

diff --git a/app/javascript/flavours/glitch/reducers/contexts.js b/app/javascript/flavours/glitch/reducers/contexts.js
index 53e93a589..effd70756 100644
--- a/app/javascript/flavours/glitch/reducers/contexts.js
+++ b/app/javascript/flavours/glitch/reducers/contexts.js
@@ -1,3 +1,7 @@
+import {
+  ACCOUNT_BLOCK_SUCCESS,
+  ACCOUNT_MUTE_SUCCESS,
+} from 'flavours/glitch/actions/accounts';
 import { CONTEXT_FETCH_SUCCESS } from 'flavours/glitch/actions/statuses';
 import { TIMELINE_DELETE, TIMELINE_CONTEXT_UPDATE } from 'flavours/glitch/actions/timelines';
 import { Map as ImmutableMap, List as ImmutableList } from 'immutable';
@@ -17,18 +21,30 @@ const normalizeContext = (state, id, ancestors, descendants) => {
   });
 };
 
-const deleteFromContexts = (state, id) => {
-  state.getIn(['descendants', id], ImmutableList()).forEach(descendantId => {
-    state = state.updateIn(['ancestors', descendantId], ImmutableList(), list => list.filterNot(itemId => itemId === id));
-  });
+const deleteFromContexts = (immutableState, ids) => immutableState.withMutations(state => {
+  state.update('ancestors', immutableAncestors => immutableAncestors.withMutations(ancestors => {
+    state.update('descendants', immutableDescendants => immutableDescendants.withMutations(descendants => {
+      ids.forEach(id => {
+        descendants.get(id, ImmutableList()).forEach(descendantId => {
+          ancestors.update(descendantId, ImmutableList(), list => list.filterNot(itemId => itemId === id));
+        });
 
-  state.getIn(['ancestors', id], ImmutableList()).forEach(ancestorId => {
-    state = state.updateIn(['descendants', ancestorId], ImmutableList(), list => list.filterNot(itemId => itemId === id));
-  });
+        ancestors.get(id, ImmutableList()).forEach(ancestorId => {
+          descendants.update(ancestorId, ImmutableList(), list => list.filterNot(itemId => itemId === id));
+        });
+
+        descendants.delete(id);
+        ancestors.delete(id);
+      });
+    }));
+  }));
+});
 
-  state = state.deleteIn(['descendants', id]).deleteIn(['ancestors', id]);
+const filterContexts = (state, relationship, statuses) => {
+  const ownedStatusIds = statuses.filter(status => status.get('account') === relationship.id)
+                                 .map(status => status.get('id'));
 
-  return state;
+  return deleteFromContexts(state, ownedStatusIds);
 };
 
 const updateContext = (state, status, references) => {
@@ -49,10 +65,13 @@ const updateContext = (state, status, references) => {
 
 export default function contexts(state = initialState, action) {
   switch(action.type) {
+  case ACCOUNT_BLOCK_SUCCESS:
+  case ACCOUNT_MUTE_SUCCESS:
+    return filterContexts(state, action.relationship, action.statuses);
   case CONTEXT_FETCH_SUCCESS:
     return normalizeContext(state, action.id, action.ancestors, action.descendants);
   case TIMELINE_DELETE:
-    return deleteFromContexts(state, action.id);
+    return deleteFromContexts(state, [action.id]);
   case TIMELINE_CONTEXT_UPDATE:
     return updateContext(state, action.status, action.references);
   default:
diff --git a/app/javascript/flavours/glitch/reducers/statuses.js b/app/javascript/flavours/glitch/reducers/statuses.js
index a3af3152d..f14fcea1e 100644
--- a/app/javascript/flavours/glitch/reducers/statuses.js
+++ b/app/javascript/flavours/glitch/reducers/statuses.js
@@ -27,10 +27,6 @@ import {
   TIMELINE_EXPAND_SUCCESS,
 } from 'flavours/glitch/actions/timelines';
 import {
-  ACCOUNT_BLOCK_SUCCESS,
-  ACCOUNT_MUTE_SUCCESS,
-} from 'flavours/glitch/actions/accounts';
-import {
   NOTIFICATIONS_UPDATE,
   NOTIFICATIONS_REFRESH_SUCCESS,
   NOTIFICATIONS_EXPAND_SUCCESS,
@@ -96,18 +92,6 @@ const deleteStatus = (state, id, references) => {
   return state.delete(id);
 };
 
-const filterStatuses = (state, relationship) => {
-  state.forEach(status => {
-    if (status.get('account') !== relationship.id) {
-      return;
-    }
-
-    state = deleteStatus(state, status.get('id'), state.filter(item => item.get('reblog') === status.get('id')));
-  });
-
-  return state;
-};
-
 const initialState = ImmutableMap();
 
 export default function statuses(state = initialState, action) {
@@ -155,9 +139,6 @@ export default function statuses(state = initialState, action) {
     return normalizeStatuses(state, action.statuses);
   case TIMELINE_DELETE:
     return deleteStatus(state, action.id, action.references);
-  case ACCOUNT_BLOCK_SUCCESS:
-  case ACCOUNT_MUTE_SUCCESS:
-    return filterStatuses(state, action.relationship);
   default:
     return state;
   }