From 99a630fb84707331af29bc0aa5b028433feed94e Mon Sep 17 00:00:00 2001
From: Danila Fedorin <danila.fedorin@gmail.com>
Date: Thu, 29 Jul 2021 10:46:17 -0700
Subject: [PATCH] Add a note on TilesCollection and diposing of tiles

---
 src/domain/session/room/timeline/TilesCollection.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/domain/session/room/timeline/TilesCollection.js b/src/domain/session/room/timeline/TilesCollection.js
index 0acb2859..83d3aace 100644
--- a/src/domain/session/room/timeline/TilesCollection.js
+++ b/src/domain/session/room/timeline/TilesCollection.js
@@ -181,6 +181,8 @@ export class TilesCollection extends BaseObservableList {
     }
 
     _replaceTile(tileIdx, existingTile, newTile, updateParams) {
+        // TODO What happens with a tile that's being replied to? Can we have
+        //      reference counting of some sort?
         existingTile.dispose();
         const prevTile = this._getTileAtIdx(tileIdx - 1);
         const nextTile = this._getTileAtIdx(tileIdx + 1);