/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   parser_get_arguments.c                             :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2025/02/11 16:20:09 by qmennen           #+#    #+#             */
/*   Updated: 2025/02/27 18:58:48 by qmennen          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

static int	count_cmds(t_list *list)
{
	int		cmds;
	t_list	*current;
	t_token	*token;

	cmds = 0;
	current = list;
	while (current)
	{
		token = ((t_token *)current->content);
		if (token->type >= 3)
			break ;
		cmds++;
		current = current->next;
	}
	return (cmds);
}

static int	parser_should_expand(t_list *value)
{
	t_token	*token;
	int		i;

	token = (t_token *)value->content;
	if (!token)
		return (0);
	i = 0;
	if (token->type == T_DQWORD)
	{
		while (token->value[i])
		{
			if (token->value[i] == '$' && !expander_character_valid(token->value[i + 1]))
				return (0);
			i++;
		}
		return (1);
	}
	return ((token->type == T_WORD && token->value[0] == '$'
			&& token->value[1]));
}

char	**parser_get_arguments(t_list *list, t_minishell *msh)
{
	t_list	*current;
	char	**args;
	int		cmds;
	int		i;

	cmds = count_cmds(list);
	args = malloc_safe(msh, (cmds + 1) * sizeof(char *));
	current = list;
	i = -1;
	while ((++i) < cmds && current)
	{
		if (parser_should_expand(current))
			args[i] = expander_parse_string(
					((t_token *)current->content)->value, msh);
		else if (((t_token *)current->content)->type < 3)
			args[i] = ft_strdup_safe(msh,
					((t_token *)current->content)->value);
		current = current->next;
	}
	args[i] = 0;
	return (args);
}