From 11436358b4091c58532603adcd0f8b9d2e9e7775 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Sat, 7 Oct 2017 12:16:39 +0200
Subject: [PATCH] Fix regression from #5206 - deduplicate descendants (#5253)
---
app/javascript/mastodon/reducers/contexts.js | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/app/javascript/mastodon/reducers/contexts.js b/app/javascript/mastodon/reducers/contexts.js
index d8924e908b..64d584a019 100644
--- a/app/javascript/mastodon/reducers/contexts.js
+++ b/app/javascript/mastodon/reducers/contexts.js
@@ -34,7 +34,13 @@ const deleteFromContexts = (state, id) => {
const updateContext = (state, status, references) => {
return state.update('descendants', map => {
references.forEach(parentId => {
- map = map.update(parentId, ImmutableList(), list => list.push(status.id));
+ map = map.update(parentId, ImmutableList(), list => {
+ if (list.includes(status.id)) {
+ return list;
+ }
+
+ return list.push(status.id);
+ });
});
return map;
--
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