// **********************************************************************
//
// Copyright (c) 2003-2007 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************

#include <Ice/Application.h>
#include <Hello.h>

using namespace std;
using namespace Demo;

class AMI_Hello_sayHelloI : public AMI_Hello_sayHello
{
public:

    virtual void ice_response()
    {
    }

    virtual void ice_exception(const Ice::Exception& ex)
    {
        cerr << ex << endl;
    }
};

class AsyncClient : public Ice::Application
{
public:

    virtual int run(int, char*[]);
    virtual void interruptCallback(int);

private:

    void menu();
};

int
main(int argc, char* argv[])
{
    AsyncClient app;
    return app.main(argc, argv, "config.client");
}

int
AsyncClient::run(int argc, char* argv[])
{
    callbackOnInterrupt();

    HelloPrx hello = HelloPrx::checkedCast(communicator()->propertyToProxy("Hello.Proxy"));
    if(!hello)
    {
	cerr << argv[0] << ": invalid proxy" << endl;
	return EXIT_FAILURE;
    }

    menu();

    char c;
    do
    {
	try
	{
	    cout << "==> ";
	    cin >> c;
	    if(c == 'i')
	    {
	        hello->sayHello(0);
	    }
	    else if(c == 'd')
	    {
		hello->sayHello_async(new AMI_Hello_sayHelloI, 5000);
	    }
	    else if(c == 's')
	    {
		hello->shutdown();
	    }
	    else if(c == 'x')
	    {
		// Nothing to do
	    }
	    else if(c == '?')
	    {
		menu();
	    }
	    else
	    {
		cout << "unknown command `" << c << "'" << endl;
		menu();
	    }
	}
	catch(const Ice::Exception& ex)
	{
	    cerr << ex << endl;
	}
    }
    while(cin.good() && c != 'x');

    return EXIT_SUCCESS;
}

void
AsyncClient::interruptCallback(int)
{
    try
    {
        communicator()->destroy();
    }
    catch(const IceUtil::Exception& ex)
    {
        cerr << appName() << ": " << ex << endl;
    }
    catch(...)
    {
        cerr << appName() << ": unknown exception" << endl;
    }
    exit(EXIT_SUCCESS);
}

void
AsyncClient::menu()
{
    cout <<
	"usage:\n"
	"i: send immediate greeting\n"
	"d: send delayed greeting\n"
	"s: shutdown server\n"
	"x: exit\n"
	"?: help\n";
}