/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   philo.h                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lfirmin <lfirmin@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/11/21 15:38:19 by lfirmin           #+#    #+#             */
/*   Updated: 2024/11/21 15:38:19 by lfirmin          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
#ifndef PHILO_H
# define PHILO_H

# include <stdlib.h>
# include <stdio.h>
# include <limits.h>
# include <pthread.h>
# include <unistd.h>
# include <sys/time.h>

# define USAGE_MESS "Usage ► ./philo <number_of_philosophers> <time_to_die> \
<time_to_eat> <time_to_sleep> [number_of_times_each_philosopher_must_eat]"

typedef struct s_philo
{
	long long		id;
	int				l_fork;
	int				r_fork;
	long long		last_meal;
	int				m_eaten;
	pthread_t		thread;
	pthread_mutex_t	meal_lock;
	struct s_data	*data;
}	t_philo;

typedef struct s_data
{
	long long		nb_philo;
	long long		t_die;
	long long		t_eat;
	long long		t_sleep;
	long long		must_eat;
	long long		start_time;
	pthread_mutex_t	*forks;
	pthread_mutex_t	print;
	pthread_mutex_t	dead_mutex;
	int				dead_flag;
	t_philo			*philos;
	int				threads_active;
	pthread_mutex_t	threads_count_mutex;
	pthread_cond_t	threads_done_cond;
}	t_data;

//utils//
long long	ft_atoll(const char *str);
t_data		*init_data(void);
void		free_data(t_data *data);
long long	get_time(void);
void		*death_check(void *arg);
int			create_threads(t_data *data);
int			check_if_dead(t_philo *philo);
int			check_if_dead_data(t_data *data);
int			print_message(t_philo *philo, char *message);

//init//
int			init_forks(t_data *data);
int			init_philos(t_data *data);
int			init_philo_forks(t_data *data);

//parsing//
void		ft_put_and_check_2(t_data *data, char **av, int *c);
int			ft_put_and_check(t_data *data, char **av);
int			validate_number(char **av, int i);
int			ft_check_av(char **av);
int			parsing(int ac, char **av, t_data *data);

//routine//
int			thinking(t_philo *philo);
int			sleeping(t_philo *philo);
int			eating(t_philo *philo);
void		philo_routine_init(t_philo *philo);
void		*philo_routine(void *arg);

//routine_utils//
int			eating_1_philo(t_philo *philo);
int			take_fork_and_eat(t_philo *philo);
int			take_fork_and_eat_alt(t_philo *philo);
int			safe_sleep(t_philo *philo, long time);
int			take_fork(t_philo *philo);
int			ft_should_continue(t_philo *philo);
#endif