Merge branch 'fix/own-chat-messages-disappearing' into 'develop'

fix #1021: own chat messages disappearing

Closes #1021

See merge request pleroma/pleroma-fe!1304

CHANGELOG.md

@@ -17,6 +17,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Fixed custom emoji not working in profile field names
 - Fixed pinned statuses not appearing in user profiles
 - Fixed some elements not being keyboard navigation friendly
+- Fixed your latest chat messages disappearing when closing chat view and opening it again during the same session
 
 ### Changed
 - Errors when fetching are now shown with popup errors instead of "Error fetching updates" in panel headers

src/services/chat_service/chat_service.js

@@ -21,7 +21,7 @@ const clear = (storage) => {
       failedMessageIds.push(message.id)
     } else {
       delete storage.idIndex[message.id]
-      delete storage.idempotencyKeyIndex[message.id]
+      delete storage.idempotencyKeyIndex[message.idempotency_key]
     }
   }