~singpolyma/biboumi

ref: f0f3d3d4e2fb7c02a5b2ad517632ec5071fefb45 biboumi/src/utils/timed_events_manager.cpp -rw-r--r-- 1.9 KiB
f0f3d3d4 — louiz’ Remove the now useless “find … touch” hack in gitlab-ci.yml 5 years ago
                                                                                
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#include <utils/timed_events.hpp>

#include <algorithm>

TimedEventsManager& TimedEventsManager::instance()
{
  static TimedEventsManager inst;
  return inst;
}

void TimedEventsManager::add_event(TimedEvent&& event)
{
  for (auto it = this->events.begin(); it != this->events.end(); ++it)
    {
      if (it->is_after(event))
        {
          this->events.emplace(it, std::move(event));
          return;
        }
    }
  this->events.emplace_back(std::move(event));
}

std::chrono::milliseconds TimedEventsManager::get_timeout() const
{
  if (this->events.empty())
    return utils::no_timeout;
  return this->events.front().get_timeout();
}

std::size_t TimedEventsManager::execute_expired_events()
{
  std::size_t count = 0;
  const auto now = std::chrono::steady_clock::now();
  for (auto it = this->events.begin(); it != this->events.end();)
    {
      if (!it->is_after(now))
        {
          TimedEvent copy(std::move(*it));
          it = this->events.erase(it);
          ++count;
          copy.execute();
          if (copy.repeat)
            {
              copy.time_point += copy.repeat_delay;
              this->add_event(std::move(copy));
            }
          continue;
        }
      else
        break;
    }
  return count;
}

std::size_t TimedEventsManager::cancel(const std::string& name)
{
  std::size_t res = 0;
  for (auto it = this->events.begin(); it != this->events.end();)
    {
      if (it->get_name() == name)
        {
          it = this->events.erase(it);
          res++;
        }
      else
        ++it;
    }
  return res;
}



std::size_t TimedEventsManager::size() const
{
  return this->events.size();
}

const TimedEvent* TimedEventsManager::find_event(const std::string& name) const
{
  const auto it = std::find_if(this->events.begin(), this->events.end(), [&name](const TimedEvent& o) {
    return o.get_name() == name;
  });
  if (it == this->events.end())
    return nullptr;
  return &*it;
}