#include "codexion.h"
# include <stdlib.h>   // for atoi(), malloc()

t_philo	*create_philo(t_sim *sim)
{
	t_philo	*philo;

	philo = NULL;
	philo = (t_philo *)malloc(sizeof(t_philo));
	if (!philo)
	{
		free_philos(sim);
		free(sim);
		return (NULL);
	}
	philo->beginning_last_eat_time = 0;
	philo->number_of_eats_done = 0;
	philo->ticket = 0;
	philo->sim = sim;
	return (philo);
}

t_philo	**create_arr_philos(t_sim *sim)
{
	t_philo	**philos;
	t_philo	*philo;
	int		i;
	int		number_of_philos;

	number_of_philos = sim->number_of_philos;
	philos = (t_philo **)malloc(sizeof(t_philo *) * (number_of_philos + 1));
	if (!philos)
	{
		free(sim);
		return (NULL);
	}
	i = 0;
	while (i < number_of_philos)
	{
		philo = create_philo(sim);
		if (!philo)
			return (NULL);
		philo->id = i + 1;
		philos[i++] = philo;
	}
	sim->number_of_philos_actual = i;
	philos[i] = NULL;
	sim->philos = philos;
	return (philos);
}

/* this function assigns 2 philos to each forks     */
/* the 'if' is used to assign the last philo to the   */
/* first fork. Then, in the 'else', the i is offset */
/* by minus 1 to assign the first philo to the second */
/* fork                                             */
t_fork	**assign_philos(t_sim *sim)
{
	t_fork	**forks;
	t_philo		**philos;
	int			number_of_philos;
	int			i;

	forks = sim->forks;
	philos = sim->philos;
	number_of_philos = sim->number_of_philos;
	i = 0;
	while (forks[i])
	{
		if (i == 0)
		{
			forks[i]->left_philo = philos[number_of_philos - 1];
			forks[i]->right_philo = philos[i];
		}
		else
		{
			forks[i]->left_philo = philos[i - 1];
			forks[i]->right_philo = philos[(i) % number_of_philos];
		}
		i++;
	}
	return (forks);
}