1 files changed, 25 insertions, 0 deletions
diff --git a/matrix-specification/Data/Room/RoomSummary.php b/matrix-specification/Data/Room/RoomSummary.php
new file mode 100644
index 0000000..91d170f
--- /dev/null
+++ b/matrix-specification/Data/Room/RoomSummary.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Matrix\Data\Room;
+
+class RoomSummary implements \JsonSerializable
+{
+  /**
+   * @param string[] $heroes
+   */
+  public function __construct(
+    private ?array $heroes = null,
+    private ?int $invitedMemberCount = null,
+    private ?int $joinedMemberCount = null,
+  )
+  {}
+
+  public function jsonSerialize(): array
+  {
+    return array_filter([
+      "m.heroes" => $this->heroes,
+      "m.invited_member_count" => $this->invitedMemberCount,
+      "m.joined_member_count" => $this->joinedMemberCount,
+    ], "is_null");
+  }
+}