/**
 * @file Stopwatch.cpp
 *
 * @date 08.04.2020
 */

#include <framework/timemanager/Stopwatch.h>
#include <framework/serviceinterface/ServiceInterfaceStream.h>

Stopwatch::Stopwatch(bool displayOnDestruction, DisplayMode displayMode):
        displayOnDestruction(displayOnDestruction) {
    Clock::getUptime(&startTime);
}

void Stopwatch::start() {
    startTime = Clock::getUptime();
}

ms_normal_t Stopwatch::stop() {
    stopInternal();
    return elapsedTime.tv_sec * 1000 + elapsedTime.tv_usec / 1000;
}

ms_double_t Stopwatch::stopPrecise() {
    stopInternal();
    return elapsedTimeMsDouble;
}


void Stopwatch::display() {
    if(displayMode == DisplayMode::MS_DOUBLE) {
        info << "Stopwatch: Operation took " <<
                elapsedTimeMsDouble << " milliseconds" << std::endl;
    }
    else {
        info << "Stopwatch: Operation took " << elapsedTime.tv_sec * 1000 +
                elapsedTime.tv_usec * 1000 << " milliseconds";
    }
}


Stopwatch::~Stopwatch() {
    if(displayOnDestruction) {
        stopInternal();
        display();
    }
}


void Stopwatch::stopInternal() {
    elapsedTime = Clock::getUptime() - startTime;
    elapsedTimeMsDouble = timevalOperations::toDouble(elapsedTime) * 1000.0;
}