/*
 * StatusTrigger.hpp
 *
 *  Created on: 29 сент. 2019 г.
 *      Author: user
 */

#ifndef SOURCE_SCHEMATIC_STATUSTRIGGER_HPP_
#define SOURCE_SCHEMATIC_STATUSTRIGGER_HPP_

#include "../systemic/IStatus.hh"
#include "../systemic/Timer.hh"

#include "StatusConst.hpp"
#include "StatusFilter.hh"

namespace systemic { namespace detail {

class TriggeredTrue : public IStatus {
private:
    IStatus & value;
    mutable bool trigger;

public:
    TriggeredTrue( IStatus & value ) : value(value), trigger(false) {}

    operator bool() const { return trigger ? true : trigger = value; }

};

/*
 * Табл. истинности для TriggeredTrueReset
 * value    |   reset   | out - 1   | out
 * ---------+-----------+-----------+-----
 *   0      |     0     |     0     |   0
 *   1      |     0     |     x     |   1
 *  val     |     1     |     x     |  val
 *   x      |     0     |     1     |   1
 */

//out = value при reset = 1
//выход устанавливается в 0 по заднему фронту reset

class TriggeredTrueReset : public IStatus {
    IStatus & value;
    IStatus & reset;

    mutable bool trigger;

public:
    TriggeredTrueReset( IStatus & value, IStatus & reset ) :
        value(value), reset(reset), trigger(false) {}

    operator bool() const { return trigger ?
                                            ( reset ? trigger = value : true )
                                            : trigger = value; }

};

class StatusDelay : public StatusFilter {
private:
    class Status : public IStatus {
        const bool b;
    public:
        operator bool() const { return b; }
        Status(bool b) : b(b) {}
    } status;
public:
    StatusDelay( bool init_state ) : status(not init_state), StatusFilter(status, init_state) {}

    virtual ~StatusDelay() = default;
};

}}

#endif /* SOURCE_SCHEMATIC_STATUSTRIGGER_HPP_ */