/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   validation.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/02/13 12:08:16 by rparodi           #+#    #+#             */
/*   Updated: 2024/04/18 15:20:44 by rparodi          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../includes/push_swap.h"

static int	ft_contains(int num, char **argv, int i)
{
	i++;
	while (argv[i])
	{
		if (ft_atoi(argv[i]) == num)
			return (1);
		i++;
	}
	return (0);
}

static int	ft_isnum(char *num)
{
	int	i;

	i = 0;
	if (num[0] == '-' || num[0] == '+')
		i++;
	if ((num[0] == '-' || num[0] == '+') && !num[1])
		return (0);
	while (num[i])
	{
		if (!ft_isdigit(num[i]))
			return (0);
		i++;
	}
	return (1);
}

void	ft_check_args_utils(int i, char **args)
{
	long tmp;

	tmp = 0;
	if (i == 0)
	{
		while (args[i] != NULL)
		{
			tmp = ft_atoi(args[i]);
			if (!ft_isnum(args[i]) || *args[i] == '\0')
				error_message("not number heap", NULL, NULL, args);
			if (ft_contains(tmp, args, i) == 1 || (ft_len(args[i]) > 11))
				error_message("overflow heap", NULL, NULL, args);
			if (tmp < -2147483648 || tmp > 2147483647)
				error_message("over int heap", NULL, NULL, args);
			i++;
		}
		free_string(args);
	}
	else
	{
		while (args[i] != NULL)
		{
			tmp = ft_atoi(args[i]);
			if (!ft_isnum(args[i]) || *args[i] == '\0')
				error_message("not number stack", NULL, NULL, NULL);
			if (ft_contains(tmp, args, i) == 1 || (ft_len(args[i]) > 11))
				error_message("overflow stack", NULL, NULL, NULL);
			if (tmp < -2147483648 || tmp > 2147483647)
				error_message("over int stack", NULL, NULL, NULL);
			i++;
		}
	}
}

void	check_args(char **argv)
{
	int		i;
	char	**args;

	if (argv[2] == NULL)
	{
		args = ft_split(argv[1]);
		i = 0;
	}
	else
	{
		args = argv;
		i = 1;
	}
	ft_check_args_utils(i, args);
}