#include <iostream>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <syslog.h>
#include <string>

#include "control_tools.h"
#include "pclsync_lib.h"
#include "overlay_client.h"

namespace cc = console_client;

namespace control_tools {

  static const int STOP = 0;

  enum command_ids_ {
	STARTCRYPTO = 20,
	STOPCRYPTO,
	FINALIZE,
	LISTSYNC,
	ADDSYNC,
	STOPSYNC
  };


  int 
  start_crypto(const char * pass) {
	int ret;
	char* errm;
	
	if (SendCall(STARTCRYPTO, pass, &ret, &errm)) {
	  std::cout << "Start Crypto failed. return is " 
				<< ret << " and message is "<< errm 
				<< std::endl;
	} else {
	  std::cout << "Crypto started. "<< std::endl;
	}

	free(errm);
	return ret;
  }
  
  int
  stop_crypto(){
	int ret;
	char* errm;

	if (SendCall(STOPCRYPTO, "", &ret, &errm)) {
	  std::cout << "Stop Crypto failed. return is " << ret
				<< " and message is "<<errm << std::endl;
	} else {
	  std::cout << "Crypto Stopped. " << std::endl;
	}

	free(errm);
	return ret;
  }
  
  int
  finalize() {
	int ret;
	char* errm;

	if (SendCall(FINALIZE, "", &ret, &errm)) {
	  std::cout << "Finalize failed. return is " 
				<< ret << " and message is "<< errm 
				<< std::endl;
	} else {
	  std::cout << "Exiting ..."<< std::endl;
	}

	free(errm);
	return ret;
  }

  void
  process_commands() {
	std::cout << "Supported commands are:" << std::endl 
			  << "startcrypto <crypto pass>, "
			  << "stopcrypto, "
			  << "finalize, "
			  << "q, quit" << std::endl;
	std::cout << "> " ;
	
	for (std::string line; std::getline(std::cin, line);) {
	  if (!line.compare("finalize")) {
		finalize();
		break;
	  } else if (!line.compare("stopcrypto")) {
		stop_crypto();
	  } else if (!line.compare(0,11,"startcrypto",0,11)
				 && (line.length() > 12)) {
		start_crypto(line.c_str() + 12);
	  } else if (!line.compare("q") || !line.compare("quit")) {
		break;
	  }
	  std::cout<< "> " ;
	}
  }

  int 
  daemonize(bool do_commands) {
	pid_t pid, sid;

	pid = fork();
	if (pid < 0) {
	  exit(EXIT_FAILURE);
	} else if (pid > 0) {
	  std::cout << "Daemon process created. Process id is: " << pid << std::endl;
	  if (do_commands) {
		process_commands();
	  } else {
		std::cout  << "kill -9 "<< pid << std::endl
				   << " to stop it." << std::endl;
	  }
	  exit(EXIT_SUCCESS);
	}

	/* Open any logs here */
	umask(0);
	sid = setsid();
	if (sid < 0) {
	  exit(EXIT_FAILURE);
	}

	if ((chdir("/")) < 0) {
	  exit(EXIT_FAILURE);
	}
	
	close(STDIN_FILENO);
	close(STDOUT_FILENO);
	close(STDERR_FILENO);

	if (cc::clibrary::pclsync_lib::get_lib().init()) {
	  exit(EXIT_FAILURE);
	}
	
	while (1) {
	  sleep(10);
	}
  }

}