/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   shell_loop.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lperrey <lperrey@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/10/04 05:59:26 by lperrey           #+#    #+#             */
/*   Updated: 2021/10/30 15:32:44 by lperrey          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

//static char	**tokens_list_to_argv(t_token *t); // temp test
void	sigint_handler(int signum); //tmp
void	sigquit_aka_eof_handler(int signum); //tmp

void	shell_loop(t_all *c)
{
	char	*line_input;

	line_input = NULL;
	while (1)
	{
		if (line_input)
			free(line_input);
		line_input = readline(c->prompt);
		if (line_input && *line_input)
		{
			add_history(line_input);
			c->token_list = input_to_tokens(line_input);

			// TEMP
			// A faire aprés être sortie du mode interactif
			// - Ignorer tout les signaux
			// - Remettre ori_termios
			c->signal_behaviour.sa_handler = SIG_IGN;
			sigaction(SIGINT, &c->signal_behaviour, NULL);
			sigaction(SIGQUIT, &c->signal_behaviour, NULL);
			tcsetattr(STDIN_FILENO, TCSANOW, &c->ori_termios);
			if (!fork())
			{
				char	*arg_test[3];

				arg_test[0] = ft_strdup("sleep");
				arg_test[1] = ft_strdup("3");
				arg_test[2] = NULL;
				sigaction(SIGQUIT, &c->ori_signal_behaviour, NULL);
				sigaction(SIGINT, &c->ori_signal_behaviour, NULL);
				execve("/bin/sleep", arg_test, c->envp);
			}
			else
			{
				int	wait_test;
				wait(&wait_test);
				c->signal_behaviour.sa_handler = sigint_handler;
				sigaction(SIGINT, &c->signal_behaviour, NULL);
				c->signal_behaviour.sa_handler = SIG_IGN;
				sigaction(SIGQUIT, &c->signal_behaviour, NULL);
				tcsetattr(STDIN_FILENO, TCSANOW, &c->interactive_termios);
			}


			
			// EXEC_PIPES_AND_CO()

			// temp placeholder
/* 			if (ft_strncmp(c->token_list->content, "env", 4) == 0)
				builtin_env(0, NULL, c);
			else if (ft_strncmp(c->token_list->content, "exit", 5) == 0)
				builtin_exit(0, NULL, c);
			else if (ft_strncmp(c->token_list->content, "echo", 5) == 0)
				builtin_echo(ft_lstsize((t_list *)c->token_list) + 1, tokens_list_to_argv(c->token_list), c);
			else
			{
				if (parsing(c->token_list))
					ft_putstr_fd("Syntax OK:\n-----------\n", 1);
				else
					ft_putstr_fd("Syntax KO:\n-----------\n", 1);
					
				ft_putstr_fd("TOKENS LIST :\n-----------\n", 1);
				ft_lstprint((t_list *)c->token_list, 1);
				ft_lstclear((t_list **)&c->token_list, free);
			} */
		}
		else if (!line_input)
			write(1, "\n", 1);
	}
}

/* static char	**tokens_list_to_argv(t_token *t) // temp test
{
	size_t	i;
	char	**argv;

	i = ft_lstsize((t_list *)t);
	argv = ft_calloc(i + 1, sizeof(char*));
	i = 0;
	while (t)
	{
		argv[i] = t->content;
		i++;
		t = t->next;
	}
	return (argv);
} */