// $Id: Structured_Supplier.cpp 91825 2010-09-17 09:10:22Z johnnyw $

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

#include "ace/Get_Opt.h"

#include "tao/ORB_Core.h"

#include "orbsvcs/CosNotifyChannelAdminS.h"
#include "orbsvcs/CosNotifyCommC.h"
#include "orbsvcs/CosNamingC.h"
#include "orbsvcs/TimeBaseC.h"
#include "Notify_StructuredPushSupplier.h"
#include "goS.h"

#include "Notify_Test_Client.h"

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

static TAO_Notify_Tests_StructuredPushSupplier* supplier_1 = 0;
static int max_events = 20;
static const ACE_TCHAR *ior_output_file = ACE_TEXT ("supplier.ior");
static const ACE_TCHAR *notify2ior = ACE_TEXT ("notify2.ior");

// ******************************************************************
// Subroutine Section
// ******************************************************************
class sig_i : public POA_sig
{
public:
  sig_i(CORBA::ORB_ptr orb)
    : orb_(orb)
    , started_(false)
  {
  }

  void go ()
  {
    started_ = true;
  }

  void done ()
  {
    started_ = false;
  }

  void wait_for_startup()
  {
    while (! started_) {
      ACE_Time_Value tv(0, 100 * 1000); // 100ms
      orb_->run(tv);
    }
  }

  void wait_for_completion()
  {
    while (started_) {
      ACE_Time_Value tv(0, 100 * 1000); // 100ms
      orb_->run(tv);
    }
  }

private:
  CORBA::ORB_ptr orb_;
  bool started_;
};
class Supplier_Client : public Notify_Test_Client
{
public:
  virtual int parse_args (int argc, ACE_TCHAR *argv[]);
};


int
Supplier_Client::parse_args (int argc, ACE_TCHAR *argv[])
{
  ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("o:e:d:f:"));
  int c;

  while ((c = get_opts ()) != -1)
    switch (c)
  {
    case 'e':
      max_events = ACE_OS::atoi (get_opts.optarg);
      break;

    case 'o':
      ior_output_file = get_opts.optarg;
      break;

    case 'f':
      notify2ior = get_opts.optarg;
      break;

    default:
      ACE_ERROR_RETURN ((LM_ERROR,
        "usage:  %s "
        "-o <iorfile> -e <# of events> -d"
        "\n",
        argv [0]),
        -1);
  }

  // Indicates successful parsing of the command line
  return 0;
}


static CosNotifyChannelAdmin::SupplierAdmin_ptr
create_supplieradmin (CosNotifyChannelAdmin::EventChannel_ptr ec)
{
  CosNotifyChannelAdmin::AdminID adminid = 0;
  CosNotifyChannelAdmin::SupplierAdmin_var admin =
    ec->new_for_suppliers (CosNotifyChannelAdmin::AND_OP,
    adminid);


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


static void
SendEvent (int id)
{
  CosNotification::StructuredEvent event;

  event.header.fixed_header.event_type.domain_name = CORBA::string_dup ("");
  event.header.fixed_header.event_type.type_name = CORBA::string_dup ("");
  event.header.fixed_header.event_name = CORBA::string_dup ("blocking-test");

  event.filterable_data.length (1);
  event.filterable_data[0].name = CORBA::string_dup ("id");
  event.filterable_data[0].value <<= id;

  try
  {
    supplier_1->send_event (event);
  }
  catch (const CORBA::Exception& e)
  {
    e._tao_print_exception ("Error: ");
  }
}

static void
create_suppliers (CosNotifyChannelAdmin::SupplierAdmin_ptr admin,
                  PortableServer::POA_ptr poa)
{
  // startup the supplier
  ACE_NEW_THROW_EX (supplier_1,
    TAO_Notify_Tests_StructuredPushSupplier (),
    CORBA::NO_MEMORY ());

  supplier_1->init (poa);

  supplier_1->connect (admin);
}


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

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  int status = 0;
  ACE_Auto_Ptr< sig_i > sig_impl;
  try
  {
    Supplier_Client client;
    status = client.init (argc, argv);

    if (status == 0)
    {
      static const char* ec_name = "MyEventChannel";
      CosNotifyChannelAdmin::EventChannel_var ec =
        client.create_event_channel (ec_name, 0);

      static const int max = 20;
      int count = 0;
      while(ACE_OS::access(ACE_TEXT_ALWAYS_CHAR(notify2ior), R_OK) == -1 && count < max)
        {
          ACE_OS::sleep (1);
          count++;
        }
      if (count >= max)
        {
          ACE_ERROR_RETURN ((LM_ERROR,
                             "ERROR: Timed out waiting for the "
                             "second notify service\n"),
                            1);
        }
      ACE_OS::sleep (2);

      // Due to the way that connections are handled, we need to
      // perform the new event channel creation twice to flush out
      // the connection to the first notification service
      try
        {
          ec = client.create_event_channel (ec_name, 0);
        }
      catch (const CORBA::TRANSIENT&)
        {
        }
      catch (const CORBA::COMM_FAILURE&)
        {
        }

      ec = client.create_event_channel (ec_name, 0);

      CORBA::ORB_ptr orb = client.orb ();

      // Activate the signaler with the POA
      sig_impl.reset( new sig_i( orb ) );
      sig_var sig = sig_impl->_this ();

      CORBA::String_var ior =
        orb->object_to_string (sig.in ());

      // If the ior_output_file exists, output the ior to it
      if (ior_output_file != 0)
      {
        FILE *output_file= ACE_OS::fopen (ior_output_file, "w");
        if (output_file == 0)
          ACE_ERROR_RETURN ((LM_ERROR,
          "Cannot open output file %s for "
          "writing IOR: %C",
          ior_output_file,
          ior.in ()),
          1);
        ACE_OS::fprintf (output_file, "%s", ior.in ());
        ACE_OS::fclose (output_file);
      }

      CosNotifyChannelAdmin::SupplierAdmin_var admin =
        create_supplieradmin (ec.in ());
      if (!CORBA::is_nil (admin.in ()))
      {
        create_suppliers (admin.in (), client.root_poa ());

        sig_impl->wait_for_startup();

        ACE_DEBUG((LM_DEBUG, "1 supplier sending %d events...\n", max_events));
        for (int i = 0; i < max_events; ++i)
        {
          ACE_DEBUG((LM_DEBUG, "+"));
          SendEvent (i);
        }
        ACE_DEBUG((LM_DEBUG, "\nSupplier sent %d events.\n", max_events));

        sig_impl->wait_for_completion();

        ACE_OS::unlink (ior_output_file);

        supplier_1->disconnect();

        ec->destroy();
      }
    }
  }
  catch (const CORBA::Exception& e)
  {
    e._tao_print_exception ("Error: ");
    status = 1;
  }

  return status;
}
