/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   part1.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: tomoron <tomoron@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/07/17 23:03:36 by tomoron           #+#    #+#             */
/*   Updated: 2025/12/06 15:54:24 by tomoron          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include <stdio.h>
#include <stdlib.h>
#include "libft/libft.h"

long int get_nb(char *line, int index)
{
	int i = 0;

	while(i < index && *line)
	{
		while(*line == ' ')
			line++;
		while(ft_isdigit(*line) || *line == '+' || *line == '*')
			line++;
		i++;
	}
	if(!*line)
		return(0);
	while(*line == ' ')
		line++;
	if(*line == '*')
		return(-1);
	if(*line == '+')
		return(-2);
	return(ft_atoi(line));

}

static char *get_ll(char **split)
{
	char *tmp;

	tmp = 0;
	while(*(split + 1))
		split++;

	tmp = *split;
	*split = 0;
	return(tmp);
}

long int resolve_part1(char *input, char **split)
{
	(void)input;
	char **tmp;
	char *last_line;
	long int ret;
	long int res;
	long int cur;
	long int op;
	int i = 0;

	res = 0;
	last_line = get_ll(split);
	while(1)
	{
		tmp = split;
		op = get_nb(last_line, i);
		cur = 0;
		while(*tmp)
		{
			ret = get_nb(*tmp, i);
			if(ret == 0)
				return(res);
			if(cur)
			{
				if(op == -1)
					cur *= ret;
				else
					cur += ret;
			}
			else
				cur = ret;
			tmp++;
		}
		res += cur;
		i++;
	}
	return(0);
}