/***
    Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.

    File: Exit.hpp
    Date: 2022-1-30
    Author: Reece
***/
#pragma once

#include "ETriggerLevel.hpp"
#include "IExitSubscriber.hpp"

namespace Aurora::Exit
{
    /**
     * @brief Registers @param callback to the registry to subscribe to @param level events
     * @param level 
     * @param callback 
     * @return 
    */
    AUKN_SYM bool ExitHandlerAdd(ETriggerLevel level, const AuSPtr<IExitSubscriber> &pSubscriber);

    /**
     * @brief Removes all exit handlers by pointer
     * @param callback 
     * @return 
    */
    AUKN_SYM void ExitHandlerRemove(const AuSPtr<IExitSubscriber> &pSubscriber);

    /**
     * @brief Used from within callbacks to determine if the application is shutting down. 
     * @return 
    */
    AUKN_SYM bool IsAppRunning();

    /**
     * @brief Used from within eSigTerminate callbacks to prevent automatic shutdown of the application 
     * @return 
    */
    AUKN_SYM void CancelExit();
}