//
// Created by eduardo on 9/11/19.
//

#include "Pila.h"

Pila::Pila() {
	top= nullptr;
	current= nullptr;
	temp= nullptr;
}

void Pila::insert(int info) {
	auto inserted = new node;
	inserted->data = info;
	if(top== nullptr){
		top=inserted;
	} else {
		inserted->next = top;
		top = inserted;
	}
}

Pila::nodePtr Pila::take() {
	temp=top;
	top=top->next;
	return temp;
}

void Pila::remove() {
	nodePtr delPtr = top;
	top=top->next;
	delete delPtr;
}

Pila::~Pila() = default;

const Pila::node *Pila::getTop() const {
	return top;
}

void Pila::setTop(const Pila::node *top) {
	Pila::top = const_cast<nodePtr>(top);
}

const Pila::node *Pila::getCurrent() const {
	return current;
}

void Pila::setCurrent(const Pila::node *current) {
	Pila::current = const_cast<nodePtr>(current);
}

const Pila::node *Pila::getTemp() const {
	return temp;
}

void Pila::setTemp(const Pila::node *temp) {
	Pila::temp = const_cast<nodePtr>(temp);
}