#include "codexion.h"
# include <stdio.h>    // for printf()

/*
This functions deal with all log printing activities. Logs are serialized by
usage of mutex_print_log.  There are 2 scenarios for printing. The first one
scenarios applies if no philo has starved, the second one only prints if a
philo has starved; that is when flag = 1.
*/
void	print_log(t_philo *philo, char *msg, int flag)
{
	int		id;
	long	start;
	t_sim	*sim;

	(void)pthread_mutex_lock(&philo->mutex_sim);
	sim = philo->sim;
	(void)pthread_mutex_unlock(&philo->mutex_sim);
	(void)pthread_mutex_lock(&philo->mutex_id);
	id = philo->id;
	(void)pthread_mutex_unlock(&philo->mutex_id);
	(void)pthread_mutex_lock(&philo->sim->mutex_start_time);
	start = philo->sim->start_time;
	(void)pthread_mutex_unlock(&philo->sim->mutex_start_time);
	(void)pthread_mutex_lock(&philo->sim->mutex_print_log);
	if (!check_if_philo_starved(sim) && flag == 0)
		printf("%d %i %s\n", get_rel_time(sim), id, msg);
	else if (flag == 1)
		printf("%lu %d %d %s\n", time_ms() - start, get_rel_time(sim), id, msg);
	(void)pthread_mutex_unlock(&philo->sim->mutex_print_log);
}

/*
This function prints usage when the program is ran without parameters
*/
void	print_usage(void)
{
	printf("Usage: $ ./codexion number_of_philos "
		"time_to_starve "
		"time_to_eat "
		"time_to_reflect "
		"time_to_think "
		"number_of_eats_required "
		"fork_cooldown scheduler");
}