store: Exclude DM conversations with muted users

Author: sm-sayedi

lib/model/store.dart

@@ -368,7 +368,11 @@ class PerAccountStore extends ChangeNotifier with EmojiStore, UserStore, Channel
         channelStore: channels,
       ),
       recentDmConversationsView: RecentDmConversationsView(
-        initial: initialSnapshot.recentPrivateConversations, selfUserId: account.userId),
+        initial: _filterRecentPrivateConversations(
+          initialSnapshot.recentPrivateConversations,
+          initialSnapshot.mutedUsers),
+        selfUserId: account.userId,
+      ),
       recentSenders: RecentSenders(),
     );
   }
@@ -837,6 +841,17 @@ class PerAccountStore extends ChangeNotifier with EmojiStore, UserStore, Channel
     return mutedUsers.map((user) => user.id).toList()..sort();
   }
 
+  static List<RecentDmConversation> _filterRecentPrivateConversations(
+    List<RecentDmConversation> recentPms,
+    List<MutedUserItem> mutedUsers,
+  ) {
+    final mutedUserIds = {for (var user in mutedUsers) user.id};
+    return recentPms
+      .where((conversation) =>
+        conversation.userIds.any((id) => !mutedUserIds.contains(id)))
+      .toList();
+  }
+
   @override
   String toString() => '${objectRuntimeType(this, 'PerAccountStore')}#${shortHash(this)}';
 }