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// $Id$

// ******************************************************************
// Include Section
// ******************************************************************

#include "ace/Get_Opt.h"

#include "orbsvcs/CosNotifyCommC.h"
#include "orbsvcs/CosNamingC.h"
#include "orbsvcs/TimeBaseC.h"
#include "Notify_Structured_Push_Consumer.h"
#include "goC.h"

#include "Notify_Test_Client.h"

// ******************************************************************
// Data Section
// ******************************************************************

static const char* ior = "file://supplier.ior";
static TimeBase::TimeT blocking_timeout = 0;
static unsigned int expected = 20;

// ******************************************************************
// Subroutine Section
// ******************************************************************

class Consumer_Client : public Notify_Test_Client
{
public:
  virtual int parse_args (int argc, char* argv[]);
};


int
Consumer_Client::parse_args (int argc, char *argv[])
{
  ACE_Get_Opt get_opts (argc, argv, "k:e:t:");
  int c;

  while ((c = get_opts ()) != -1)
    switch (c)
      {
      case 'k':
        ior = get_opts.optarg;
        break;

      case 'e':
        expected = ACE_OS::atoi (get_opts.optarg);
        break;

      case 't':
        blocking_timeout = ACE_OS::atoi (get_opts.optarg);
        break;

      default:
        ACE_ERROR_RETURN ((LM_ERROR,
                           "usage:  %s "
                           "-k <ior> "
                           "-e <expected events> "
                           "-t <relative blocking timeout seconds> "
                           "\n",
                           argv [0]),
                          -1);
      }
  // Indicates sucessful parsing of the command line
  return 0;
}


static CosNotifyChannelAdmin::ConsumerAdmin_ptr
create_consumeradmin (CosNotifyChannelAdmin::EventChannel_ptr ec
                      TAO_ENV_ARG_DECL)
{
  CosNotifyChannelAdmin::AdminID adminid = 0;
  CosNotifyChannelAdmin::ConsumerAdmin_var admin =
    ec->new_for_consumers (CosNotifyChannelAdmin::OR_OP,
                           adminid
                           TAO_ENV_ARG_PARAMETER);

  ACE_CHECK_RETURN (0);

  // Setup the CA to receive all type of events
  CosNotification::EventTypeSeq added (1);
  CosNotification::EventTypeSeq removed (0);
  added.length (1);
  removed.length (0);

  added[0].domain_name =  CORBA::string_dup ("*");
  added[0].type_name = CORBA::string_dup ("*");

  admin->subscription_change (added, removed TAO_ENV_ARG_PARAMETER);
  ACE_CHECK_RETURN (0);

  return CosNotifyChannelAdmin::ConsumerAdmin::_duplicate (admin.in ());
}


static void
create_consumers (CosNotifyChannelAdmin::ConsumerAdmin_ptr admin,
                  Notify_Test_Client* client
                  TAO_ENV_ARG_DECL)
{
  // startup the consumer
  Notify_Structured_Push_Consumer* consumer_1;
  ACE_NEW_THROW_EX (consumer_1,
                    Notify_Structured_Push_Consumer (
                                          "consumer1",
                                          blocking_timeout,
                                          expected,
                                          client->done ()),
                    CORBA::NO_MEMORY ());
  consumer_1->init (client->root_poa () TAO_ENV_ARG_PARAMETER);
  ACE_CHECK;

  consumer_1->connect (admin TAO_ENV_ARG_PARAMETER);
  ACE_CHECK;
}

// ******************************************************************
// Main Section
// ******************************************************************

int main (int argc, char* argv[])
{
  int status = 0;
  ACE_TRY_NEW_ENV
    {
      Consumer_Client client;

      status = client.init (argc, argv TAO_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (status == 0)
        {
          CosNotifyChannelAdmin::EventChannel_var ec =
            client.create_event_channel ("MyEventChannel", 1 TAO_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;

          CORBA::ORB_ptr orb = client.orb ();
          CORBA::Object_var object =
                              orb->string_to_object (ior TAO_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;

          sig_var sig = sig::_narrow (object.in () TAO_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;

          if (CORBA::is_nil (sig.in ()))
            {
              ACE_ERROR_RETURN ((LM_ERROR,
                                 "Object reference <%s> is nil\n",
                                 ior),
                                1);
            }

          CosNotifyChannelAdmin::ConsumerAdmin_var admin =
            create_consumeradmin (ec.in () TAO_ENV_ARG_PARAMETER);
          ACE_TRY_CHECK;

          if (!CORBA::is_nil (admin.in ()))
            {
              create_consumers (admin.in (), &client TAO_ENV_ARG_PARAMETER);
              ACE_TRY_CHECK;

              // Tell the supplier to go
              sig->go (TAO_ENV_SINGLE_ARG_PARAMETER);
              ACE_TRY_CHECK;

              CORBA::Boolean wait_more = 1;
              while (!client.done () || wait_more)
                {
                  // See if we can get any more events
                  if (client.done () && wait_more)
                    {
                      ACE_OS::sleep (5);
                      wait_more = 0;
                    }
                  if (orb->work_pending ())
                    {
                      orb->perform_work ();
                    }
                  // Simulate a bit of consumer lag
                  ACE_OS::sleep (2);
                }
            }
        }
    }
  ACE_CATCH (CORBA::Exception, e)
    {
      ACE_PRINT_EXCEPTION (e,
                           "Consumer exception: ");
      status = 1;
    }
  ACE_ENDTRY;

  return status;
}