2 files changed, 15 insertions, 5 deletions
diff --git a/tictactoe-2/apps/ttt_server/src/game.erl b/tictactoe-2/apps/ttt_server/src/game.erl
index 1b8aff2..608b5a8 100644
--- a/tictactoe-2/apps/ttt_server/src/game.erl
+++ b/tictactoe-2/apps/ttt_server/src/game.erl
@@ -30,7 +30,7 @@ loop(State) ->
       loop(State);
     {From, show} ->
       Str = ttt:format(State#state.board),
-      io:format("game ~p: current state:~n~p~n", [Id, Str]),
+      io:format("game ~p: current state:~n~s~n", [Id, Str]),
       From ! Str,
       loop(State);
     code_changed ->
diff --git a/tictactoe-2/apps/ttt_server/src/ttt_server.erl b/tictactoe-2/apps/ttt_server/src/ttt_server.erl
index a0de947..52a7957 100644
--- a/tictactoe-2/apps/ttt_server/src/ttt_server.erl
+++ b/tictactoe-2/apps/ttt_server/src/ttt_server.erl
@@ -36,8 +36,8 @@ loop(State) ->
       loop(#ttt_state{
         seq = Id + 1,
         games = orddict:append(Id, Game, State#ttt_state.games)});
-    {Player, show, Ref} ->
-      case orddict:find(Ref, State#ttt_state.games) of
+    {Player, show, Id} ->
+      case orddict:find(Id, State#ttt_state.games) of
         error ->
           Player ! no_such_game;
         {ok, [Game]} ->
@@ -45,6 +45,14 @@ loop(State) ->
           Game#ttt_game.pid ! {Player, show}
       end,
       loop(State);
+    {Player, join, Id} ->
+      case orddict:find(Id, State#ttt_state.games) of
+        error ->
+          Player ! no_such_game;
+        {ok, [Game]} ->
+          Game#ttt_game.pid ! {Player, join}
+      end,
+      loop(State);
     dump ->
       io:format("Server state:~n~p~n", [State]),
       loop(State);
@@ -78,7 +86,7 @@ start_game(Server) ->
       X
   after 100 ->
     io:format("timeout~n", []),
-    {timeout}
+    timeout
   end.
 
 dump(Server) ->
@@ -103,6 +111,8 @@ stop(Server, Pid) ->
 
 stop() ->
   case global:whereis_name(?GLOBAL_NAME) of
-    undefined -> io:format("Server not running~n");
+    undefined ->
+      io:format("Server not running~n"),
+      not_running;
     Pid -> Pid ! {stop, self()}
   end.