/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   main.c                                             :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lfirmin <lfirmin@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/11/21 15:42:31 by lfirmin           #+#    #+#             */
/*   Updated: 2025/04/17 13:48:43 by lfirmin          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../include/philo.h"

int	setup_simulation(int ac, char **av, t_data **data, pthread_t *death_thread)
{
	*data = init_data();
	if (!*data)
		return (1);
	if (parsing(ac, av, *data))
		return (free_data(*data), 1);
	if ((*data)->t_die <= 0 || (*data)->t_eat <= 0 || (*data)->t_sleep <= 0)
	{
		printf("Error: Time values must be positive integers\n");
		return (free_data(*data), 1);
	}
	if (init_philo_forks(*data))
		return (free_data(*data), 1);
	if (init_forks(*data))
		return (free_data(*data), 1);
	(*data)->start_time = get_time();
	if (init_philos(*data))
		return (free_data(*data), 1);
	if (pthread_create(death_thread, NULL, &death_check, *data))
	{
		printf("Error: Failed to create death check thread\n");
		return (free_data(*data), 1);
	}
	return (0);
}

int	main(int ac, char **av)
{
	t_data		*data;
	pthread_t	death_thread;

	if (setup_simulation(ac, av, &data, &death_thread))
		return (1);
	if (create_threads(data))
	{
		pthread_mutex_lock(&data->dead_mutex);
		data->dead_flag = 1;
		pthread_mutex_unlock(&data->dead_mutex);
		pthread_join(death_thread, NULL);
		printf("Error: Failed to create philosopher threads\n");
		return (free_data(data), 1);
	}
	if (pthread_join(death_thread, NULL))
	{
		printf("Error: Failed to join death check thread\n");
		return (free_data(data), 1);
	}
	return (free_data(data), 0);
}