/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   token_list.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lfirmin <lfirmin@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/03/06 18:11:25 by tordner           #+#    #+#             */
/*   Updated: 2025/04/23 03:06:49 by lfirmin          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

void	free_cmd_node(t_cmd *cmd)
{
	int				i;
	t_redirection	*redir;
	t_redirection	*next_redir;

	if (cmd->args)
	{
		i = 0;
		while (cmd->args[i])
			free(cmd->args[i++]);
		free(cmd->args);
	}
	redir = cmd->redir;
	while (redir)
	{
		next_redir = redir->next;
		free(redir->file);
		free(redir);
		redir = next_redir;
	}
}

t_cmd	*create_command_node(void)
{
	t_cmd	*new_node;

	new_node = malloc(sizeof(t_cmd));
	if (!new_node)
		return (NULL);
	new_node->args = NULL;
	new_node->redir = NULL;
	new_node->next = NULL;
	return (new_node);
}

t_redirection	*create_redirection_node(int type, char *file)
{
	t_redirection	*node;

	node = malloc(sizeof(t_redirection));
	if (!node)
		return (NULL);
	node->type = type;
	node->file = file;
	node->next = NULL;
	return (node);
}

int	add_argument(t_cmd *cmd, char *arg)
{
	int		count;
	char	**new_args;
	int		i;

	count = 0;
	if (cmd->args)
		while (cmd->args[count])
			count++;
	new_args = (char **)malloc(sizeof(char *) * (count + 2));
	if (!new_args)
		return (0);
	i = -1;
	while (++i < count)
		new_args[i] = cmd->args[i];
	new_args[count] = arg;
	new_args[count + 1] = NULL;
	free(cmd->args);
	cmd->args = new_args;
	return (1);
}

void	add_redirection(t_cmd *cmd, t_redirection *redir)
{
	t_redirection	*last;

	if (!cmd || !redir)
		return ;
	if (!cmd->redir)
		cmd->redir = redir;
	else
	{
		last = cmd->redir;
		while (last->next)
			last = last->next;
		last->next = redir;
	}
}