From 5cb6bca224a73cd991d0e7b71273332e5318137f Mon Sep 17 00:00:00 2001
From: Vitor Pamplona <vitor@vitorpamplona.com>
Date: Sat, 21 Jan 2023 12:41:05 -0300
Subject: [PATCH] Fixing concurrent modification exception in reactions and
 boosts

---
 .../main/java/com/vitorpamplona/amethyst/model/Note.kt    | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/com/vitorpamplona/amethyst/model/Note.kt b/app/src/main/java/com/vitorpamplona/amethyst/model/Note.kt
index a51bb17d8d..845aaabb2a 100644
--- a/app/src/main/java/com/vitorpamplona/amethyst/model/Note.kt
+++ b/app/src/main/java/com/vitorpamplona/amethyst/model/Note.kt
@@ -89,11 +89,15 @@ class Note(val idHex: String) {
     }
 
     fun isReactedBy(user: User): Boolean {
-        return reactions.any { it.author == user }
+        return synchronized(reactions) {
+            reactions.any { it.author == user }
+        }
     }
 
     fun isBoostedBy(user: User): Boolean {
-        return boosts.any { it.author == user }
+        return synchronized(boosts) {
+            boosts.any { it.author == user }
+        }
     }
 
     // Observers line up here.