/* ************************************************************************** */
/*                                                                            */
/*                                                  :::  o_   ::::::    :::   */
/*   reverse_rotate.c                              :+:  /    :+::+:    :+:    */
/*                                                +:+   >   +:++:+    +:+     */
/*   By: whaffman <whaffman@student.codam.nl>    +#+  +:+  +#++#++:++#++      */
/*                                              +#+ +#+#+ +#++#+    +#+ \o/   */
/*   Created: 2024/11/06 19:58:58 by whaffman   #+#+# #+#+# #+#    #+#   |    */
/*   Updated: 2024/11/06 20:03:30 by whaffman   ###   ###  ###    ###   / \   */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"
#include "push_swap.h"
#include <unistd.h>

void	rra(t_state *state, int silent)
{
	reverse_rotate(&(state->a));
	if (!silent)
		ft_putstr_fd("rra\n", STDOUT_FILENO);
}

void	rrb(t_state *state, int silent)
{
	reverse_rotate(&(state->b));
	if (!silent)
		ft_putstr_fd("rrb\n", STDOUT_FILENO);
}

void	rrr(t_state *state, int silent)
{
	reverse_rotate(&(state->a));
	reverse_rotate(&(state->b));
	if (!silent)
		ft_putstr_fd("rrr\n", STDOUT_FILENO);
}

void	reverse_rotate(t_list **stack)
{
	t_list	*temp;
	t_list	*last;

	if (!*stack)
		return ;
	temp = *stack;
	last = ft_lstlast(*stack);
	while (temp->next->next)
		temp = temp->next;
	temp->next = NULL;
	ft_lstadd_front(stack, last);
}