/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   utils.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: hulamy <marvin@42.fr>                      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/01/26 15:30:54 by hulamy            #+#    #+#             */
/*   Updated: 2022/01/26 15:30:55 by hulamy           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#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;
	}
	philo->t_last_meal.ts = philo->global->t_start.ts;
	philo->t_last_meal.tu = philo->global->t_start.tu;
}

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

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