#include "watchos.h"
#include "EventListener.h"

EventListener::EventListener()
{
	m_event_queue = new Queue();
}

bool EventListener::hasEvent()
{
	return !m_event_queue->isEmpty();
}

Event* EventListener::getEvent()
{
	kernel_handle_t handle = m_event_queue->peek();
	// Fetch and immediately release, the event queue still holds the reference.
	Event* e = watchos::event(handle);
	return e;
}

void EventListener::popEvent()
{
	// Once we're done with the event, remove from the event queue and release
	// the reference it holds.
	kernel_handle_t handle = m_event_queue->pop();
	watchos::release(handle);
}

void EventListener::pushEvent(kernel_handle_t handle)
{
	watchos::reference(handle);
	m_event_queue->push(handle);
}