/*
 * DiscreteOutputDelayed.cpp
 *
 *  Created on: 12 ÿíâ. 2018 ã.
 *      Author: titov
 */

#include "DiscreteOutputDelayed.hh"

void driver::detail::DiscreteOutputDelayed::on() {
    gpio_pin.write(active_level);

    if( not prev_state_on )
        timer_completed.start(timeout);

    prev_state_on = true;
}

void driver::detail::DiscreteOutputDelayed::off() {
    gpio_pin.write(!active_level);

    if( prev_state_on )
        timer_completed.start(timeout);

    prev_state_on = false;
}

bool driver::detail::DiscreteOutputDelayed::isCompleted() const {
    return timer_completed.delayElapsed();
}

driver::detail::DiscreteOutputDelayed::DiscreteOutputDelayed(
        peripheral::IGpio & gpio_pin, bool active_level,
        unsigned int timeout_in_ms) :
        gpio_pin(gpio_pin), active_level(active_level), timeout(timeout_in_ms), prev_state_on(false) {

    gpio_pin.write(!active_level);
    timer_completed.start(timeout);
}

driver::detail::DiscreteOutputDelayed::~DiscreteOutputDelayed() noexcept {
    gpio_pin.write(!active_level);
}