#include "philo.h"

void	init_time(t_philo *philo)
{
	struct timeval	stime;

	if (philo->global->t_start.ts == 0)
	{
		gettimeofday(&stime, NULL);
		philo->global->t_start.ts = stime.tv_sec;
		philo->global->t_start.tu = stime.tv_usec;
	}
}

void	update_time(t_philo *philo)
{
	struct timeval	stime;

	gettimeofday(&stime, NULL);
	philo->t_last_meal.ts = stime.tv_sec;
	philo->t_last_meal.tu = stime.tv_usec;
}

int	diff_time(t_time old, struct timeval new)
{
	return ((new.tv_sec - old.ts) * 1000 + (new.tv_usec - old.tu) / 1000);
}

int	is_dead(t_philo *philo, struct timeval stime)
{
	int				time;

	if (philo->global->dead)
		return (-1);
	if (philo->params->n_eat != -1 && philo->eat >= philo->params->n_eat)
	{
		philo->global->dead = 1;
		return (philo->p_nbr);
	}
	time = diff_time(philo->t_last_meal, stime);
	if (time >= philo->params->t_die)
	{
		philo->global->dead = 1;
		return (philo->p_nbr);
	}
	return (0);
}

int	print_message(t_philo *philo, char *clr, char *msg)
{
	long int		time_stamp;
	struct timeval	stime;
	char			p_dead;

	pthread_mutex_lock(&(philo->global->m_print));
	gettimeofday(&stime, NULL);
	p_dead = is_dead(philo, stime);
	time_stamp = (stime.tv_sec - philo->global->t_start.ts) * 1000;
	time_stamp += (stime.tv_usec - philo->global->t_start.tu) / 1000;
	if (p_dead != 0)
	{
		if (p_dead > 0)
			ft_printf("%s%i %i died%s\n", B_RED, time_stamp, p_dead, RESET);
		pthread_mutex_unlock(&(philo->global->m_print));
		return (1);
	}
	else
		ft_printf("%s%i %i %s%s\n", clr, time_stamp, philo->p_nbr, msg, RESET);
	pthread_mutex_unlock(&(philo->global->m_print));
	return (0);
}