#include <iostream>
#include <exception>
#include <thread>
#include <mutex>
#include <unordered_map>
#include <condition_variable>
#include <boost/asio.hpp>
#include <opts.h>
#include <mind.h>
#include <deviceManager/deviceManager.h>
#include <senseApis/senseApiManager.h>
#include "componentThread.h"

namespace hk {

static int initializeHarikoff(int argc, char **argv, char **envp);

} // namespace hk

int main(int argc, char **argv, char **envp)
{
	try {
		std::cout << __func__ << ": Entering main()" << std::endl;
		boost::asio::io_service mrntLoop;
		boost::asio::io_service::work work(mrntLoop);

		// Validate thread IDs
		hk::ComponentThread::validateThreadIds();

		// Post initializeHarikoff to mrntLoop
		mrntLoop.post([&]()
		{
			int ret = hk::initializeHarikoff(argc, argv, envp);
			if (ret != 0)
			{
				std::cerr << "Initialization failed with code: "
					<< ret << std::endl;
				std::exit(ret);
			}
		});

		mrntLoop.run();
	}
	catch (const std::exception& e)
	{
		std::cerr << __func__ << ": Exception occurred: " << e.what()
			<< std::endl;
		return EXIT_FAILURE;
	}
	catch (...)
	{
		std::cerr << __func__ << ": Unknown exception occurred" << std::endl;
		return EXIT_FAILURE;
	}

	std::cout << __func__ << ": Exiting normally" << std::endl;
	return 0;
}

namespace hk {

static int initializeHarikoff(int argc, char **argv, char **envp)
{
	std::cout << __func__ << ": Entering" << std::endl;

	using namespace hk;
	OptionParser &options = OptionParser::getOptions();
	hk::Mind mind;

	std::cout << PACKAGE_NAME << " " << PACKAGE_VERSION << std::endl;

	try {
		options.parseArguments(argc, argv, envp);
		std::cout << options.stringifyOptions() << std::endl;
	}
	catch (const std::invalid_argument& e)
	{
		std::cerr << __func__ << ": Exception occurred: " << e.what() << '\n'
			<< options.getUsage() << '\n';
		return EXIT_FAILURE;
	}

	if (options.printUsage)
	{
		std::cout << options.getUsage() << std::endl;
		return EXIT_SUCCESS;
	}

	DeviceManager::getInstance().collateAllDeviceSpecs();
	DeviceManager::getInstance().parseAllDeviceSpecs();
	std::cout << DeviceManager::stringifyDeviceSpecs() << std::endl;
	sense_api::SenseApiManager::getInstance().loadAllSenseApiLibsFromOptions();

	/* Start the threads */
	for (const auto& [id, componentThread]
		: hk::ComponentThread::componentThreads) {
		hk::ComponentThread::signalThread(id);
	}

	std::cout << __func__ << ": Exiting" << std::endl;
	return 0;
}

} // namespace hk