/*
 * log.cpp
 *
 *  Created on: 5.12.2010
 *      Author: msloup
 */

#include <iostream>
#include <fstream>
#include <sstream>
#include <netinet/in.h>
#include "protocol.h"
#include "util.h"
#include "log.h"

using namespace std;

#define LOG_SERVER_FILENAME "server.log"
#define LOG_CLIENT_FILENAME "C%d.log"
#define LOG_FILENAME_LEN 13

fstream log_file;

void log_open(char *filename) {
	log_file.open(filename, ios::out);
}

void log_receive(struct protocol_header header, bool is_client) {
	int client_id = ntohl(header.client_id);

	if (!log_file.is_open()) {
		char filename[LOG_FILENAME_LEN];
		if (is_client) {
			sprintf(filename, LOG_CLIENT_FILENAME, client_id);
		} else {
			sprintf(filename, LOG_SERVER_FILENAME);
		}
		log_open(filename);
	}

	struct timeval send_at;
	struct timeval current_time;

	gettimeofday(&current_time, NULL);
	send_at.tv_sec = ntohl(header.send_at_sec);
	send_at.tv_usec = ntohl(header.send_at_usec);

	std::string colors[] = {"#00cc8e", "#00cc79", "#cc0042", "#00cc3a", "#00ccc6", "#cc1a00", "#cc00ab",
					   "#00cc6c", "#cc00bc", "#00cc63", "#00cc81", "#cc2400", "#c7cc00", "#7bcc00"};

	std::string color = colors[client_id % 14];

	log_file.precision(20);
	log_file << "- color: '" << color << "'" << endl;
	log_file << "  data: " << header.operation << "(" << ntohs(header.count) << ")" << endl;
	if (is_client) {
		log_file << "  dst: {p: C" << client_id << ", ts: " << timeval2double(&current_time) << "}" << endl;
		log_file << "  src: {p: SERVER, ts: " << timeval2double(&send_at) << "}" << endl;
	} else {
		log_file << "  dst: {p: SERVER, ts: " << timeval2double(&current_time) << "}" << endl;
		log_file << "  src: {p: C" << client_id << ", ts: " << timeval2double(&send_at) << "}" << endl;
	}
}

void log_close() {
	log_file.close();
}