Add initial implementatin of client /sync endpoint without 'since'

parameter

lib/architex/schema/event/formatters.ex

@@ -4,8 +4,8 @@ defmodule Architex.Event.Formatters do
   """
   alias Architex.Event
 
-  @spec for_client(Event.t()) :: map()
-  def for_client(%Event{
+  @spec messages_response(Event.t()) :: map()
+  def messages_response(%Event{
         content: content,
         type: type,
         id: event_id,
@@ -30,6 +30,27 @@ defmodule Architex.Event.Formatters do
     data
   end
 
+  def sync_response(%Event{
+        content: content,
+        type: type,
+        id: event_id,
+        sender: sender,
+        origin_server_ts: origin_server_ts,
+        unsigned: unsigned
+      }) do
+    data = %{
+      content: content,
+      type: type,
+      event_id: event_id,
+      sender: to_string(sender),
+      origin_server_ts: origin_server_ts
+    }
+
+    data = if unsigned, do: Map.put(data, :unsigned, unsigned), else: data
+
+    data
+  end
+
   @spec as_pdu(Event.t()) :: map()
   def as_pdu(%Event{
         auth_events: auth_events,

lib/architex/schema/room.ex

@@ -70,8 +70,6 @@ defmodule Architex.Room do
 
   @spec get_messages(Room.t(), Messages.t()) :: {[Event.t()], integer() | nil, integer() | nil}
   def get_messages(room, %Messages{from: from, to: to, dir: dir, limit: limit}) do
-    limit = limit || 10
-
     events =
       room
       |> Ecto.assoc(:events)
@@ -90,6 +88,8 @@ defmodule Architex.Room do
 
   # When 'from' is empty, we return events from the start or end
   # of the room's history.
+  # TODO: Might actually not be needed, could be that Quaternion is passing
+  # an empty string because the /sync call fails.
   @spec events_from(Ecto.Query.t(), String.t(), String.t()) :: Ecto.Query.t()
   defp events_from(query, "", _), do: query