1 files changed, 28 insertions, 0 deletions
diff --git a/lib/polyjuice/client/room.ex b/lib/polyjuice/client/room.ex
index 62009f9..7435244 100644
--- a/lib/polyjuice/client/room.ex
+++ b/lib/polyjuice/client/room.ex
@@ -334,4 +334,32 @@ defmodule Polyjuice.Client.Room do
       }
     )
   end
+
+  @doc """
+  Set up the read receipt marker positions for a given room
+  The history for a given room may be split into three sections: 
+  messages the user has read (or indicated they aren't interested in them),
+  messages the user might have read some but not others, and messages the user hasn't seen yet.
+  The "fully read marker" (also known as a "read marker") marks the last event of the first section,
+  whereas the user's read receipt marks the last event of the second section.
+  it takes:
+  `fully_read`: the event id the read marker should be located at
+  `read`: the event id the to which the read receipt should be be up to
+  """
+  @spec update_read_markers(
+          client_api :: Polyjuice.Client.API.t(),
+          room :: String.t(),
+          fully_read :: String.t(),
+          read :: String.t() | nil
+        ) :: {:ok} | any
+  def update_read_markers(client_api, room, fully_read, read \\ nil) do
+    Polyjuice.Client.API.call(
+      client_api,
+      %Polyjuice.Client.Endpoint.PostRoomsReadMarkers{
+        room: room,
+        fully_read: fully_read,
+        read: read
+      }
+    )
+  end
 end