android/app/src/main/java/com/fabledsword/minstrel/cache/mutations/MutationReplayer.kt

@@ -135,15 +135,18 @@ class MutationReplayer @Inject constructor(
     private fun supersededLikeToggleIds(rows: List<CachedMutationEntity>): Set<Long> {
         val latestByEntity = HashMap<String, Long>()
         val superseded = HashSet<Long>()
-        for (row in rows) {
-            if (row.kind != MutationKind.LIKE_TOGGLE) continue
-            val decoded = runCatching {
-                json.decodeFromString(LikeTogglePayload.serializer(), row.payload)
-            }.getOrNull() ?: continue
-            val key = "${decoded.entityType}:${decoded.entityId}"
-            // `rows` is ascending by id, so a prior entry is always older.
-            latestByEntity.put(key, row.id)?.let(superseded::add)
-        }
+        rows.asSequence()
+            .filter { it.kind == MutationKind.LIKE_TOGGLE }
+            .forEach { row ->
+                val decoded = runCatching {
+                    json.decodeFromString(LikeTogglePayload.serializer(), row.payload)
+                }.getOrNull()
+                if (decoded != null) {
+                    val key = "${decoded.entityType}:${decoded.entityId}"
+                    // `rows` is ascending by id, so a prior entry is always older.
+                    latestByEntity.put(key, row.id)?.let(superseded::add)
+                }
+            }
         return superseded
     }