// This file is originally from Trantor - Timer.cc

// Copyright (c) 2016-2021, Tao An.  All rights reserved.

// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
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//
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// notice, this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright
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#include "timer.h"
#include "core/log/logger.h"
#include "core/loops/event_loop.h"

std::atomic<TimerId> Timer::timersCreated_ = ATOMIC_VAR_INIT(InvalidTimerId);
Timer::Timer(const TimerCallback &cb,
		const TimePoint &when,
		const TimeInterval &interval) :
		callback_(cb),
		when_(when),
		interval_(interval),
		repeat_(interval.count() > 0),
		id_(++timersCreated_) {
}
Timer::Timer(TimerCallback &&cb,
		const TimePoint &when,
		const TimeInterval &interval) :
		callback_(std::move(cb)),
		when_(when),
		interval_(interval),
		repeat_(interval.count() > 0),
		id_(++timersCreated_) {
	// LOG_TRACE<<"Timer move contrustor";
}
void Timer::run() const {
	callback_();
}
void Timer::restart(const TimePoint &now) {
	if (repeat_) {
		when_ = now + interval_;
	} else
		when_ = std::chrono::steady_clock::now();
}
bool Timer::operator<(const Timer &t) const {
	return when_ < t.when_;
}
bool Timer::operator>(const Timer &t) const {
	return when_ > t.when_;
}