%% ``The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved via the world wide web at http://www.erlang.org/.
%% 
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%% 
%% The Initial Developer of the Original Code is Ericsson Utvecklings AB.
%% Portions created by Ericsson are Copyright 1999, Ericsson Utvecklings
%% AB. All Rights Reserved.''
%% 
%%     $Id$
%%
%%----------------------------------------------------------------------
%% Purpose: Used when performing testing appup tests
%%
%% {ok, P} = megaco_appup_mgc:start().
%% megaco_appup_mgc:stop(P).
%% megaco_appup_mgc:verbosity(P,silence).
%% megaco_appup_mgc:verbosity(P,debug).
%% 
%%----------------------------------------------------------------------

-module(megaco_appup_mgc).

-export([start/0, start/1, stop/1]).
-export([verbosity/2]).

-export([main/2]).

-define(START(Mid, ET, Verb), 
	megaco_test_mgc:start(node(), Mid, ET, Verb)).
-define(STOP(Pid),        megaco_test_mgc:stop(Pid)).
-define(REQ_HANDS(Pid),   megaco_test_mgc:request_handle_sloppy(Pid)).
-define(VERBOSITY(Pid,V), megaco_test_mgc:verbosity(Pid,V)).


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

start() ->
    start(silence).
start(V) ->
    proc_lib:start_link(?MODULE, main, [self(), V]).

stop(Pid) ->
    Pid ! stop.

verbosity(Pid, V) ->
    Pid ! {verbosity, V}.


%% ------------------------------------------------------------------------

main(Parent, V) ->
    d("starting"),
    Mgc = init(V),
    proc_lib:init_ack(Parent, {ok, self()}),
    d("started"),
    loop(Mgc).

init(V) ->
    Mid = {deviceName, "mgc"},
    ET  = [{text,tcp}, {text,udp}, {binary,tcp}, {binary,udp}],

    d("start MGC"),    
    {ok, Mgc} = ?START(Mid, ET, debug),
 
    ?VERBOSITY(Mgc, V),

    Mgc.

loop(Mgc) ->
    d("awaiting request..."),
    receive

	stop ->
	    d("stopping"),
	    ?STOP(Mgc),
	    exit(normal);

	{verbosity, V} ->
	    d("verbosity: ~p", [V]),
	    ?VERBOSITY(Mgc, V);

        Any ->
	    error("received unknown request: ~n~p", [Any])

    end,
    loop(Mgc).

%% ------------------------------------------------------------------------
    
error(F, A) ->
    io:format("AMGC-ERROR: " ++ F, A).

d(F) ->
    d(F, []).

d(F, A) ->
    io:format("AMGC: " ++ F ++ "~n", A).
