Refactor room server

Serialize and save room state in database
Get room state from database when creating a room server

lib/matrix_server_web/controllers/auth_controller.ex

@@ -44,7 +44,7 @@ defmodule MatrixServerWeb.AuthController do
 
   def register(conn, %{"auth" => _}) do
     # Other login types are unsupported for now.
-    put_error(conn, :forbidden)
+    put_error(conn, :unrecognized, "Only m.login.dummy is supported currently.")
   end
 
   def register(conn, _params) do
@@ -87,8 +87,11 @@ defmodule MatrixServerWeb.AuthController do
             |> put_status(200)
             |> json(data)
 
-          {:error, error} ->
+          {:error, error} when is_atom(error) ->
             put_error(conn, error)
+
+          {:error, _} ->
+            put_error(conn, :unknown)
         end
 
       _ ->
@@ -98,6 +101,6 @@ defmodule MatrixServerWeb.AuthController do
 
   def login(conn, _params) do
     # Other login types and identifiers are unsupported for now.
-    put_error(conn, :unknown)
+    put_error(conn, :unrecognized, "Only m.login.password is supported currently.")
   end
 end

lib/matrix_server_web/controllers/room_controller.ex

@@ -15,9 +15,10 @@ defmodule MatrixServerWeb.RoomController do
         input = apply_changes(cs)
 
         # TODO: refactor
-        %Room{id: room_id} = Repo.insert!(Room.create_changeset(input))
-        {:ok, pid} = RoomServer.get_room_server(room_id)
-        RoomServer.create_room(pid, account, input)
+        # Room.create(account, input)
+        # %Room{id: room_id} = Repo.insert!(Room.create_changeset(input))
+        # {:ok, pid} = RoomServer.get_room_server(room_id)
+        # RoomServer.create_room(pid, account, input)
 
         conn
         |> put_status(200)