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#ifndef SRC_TIMER_WRAP_H_
#define SRC_TIMER_WRAP_H_
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#include "memory_tracker.h"
#include "env.h"
#include "uv.h"
#include <functional>
namespace node {
// Utility class that makes working with libuv timers a bit easier.
class TimerWrap final : public MemoryRetainer {
public:
using TimerCb = std::function<void()>;
TimerWrap(Environment* env, const TimerCb& fn);
TimerWrap(const TimerWrap&) = delete;
inline Environment* env() const { return env_; }
// Stop calling the timer callback.
void Stop();
// Render the timer unusable and delete this object.
void Close();
// Starts / Restarts the Timer
void Update(uint64_t interval, uint64_t repeat = 0);
void Ref();
void Unref();
SET_NO_MEMORY_INFO()
SET_MEMORY_INFO_NAME(TimerWrap)
SET_SELF_SIZE(TimerWrap)
private:
static void TimerClosedCb(uv_handle_t* handle);
static void OnTimeout(uv_timer_t* timer);
~TimerWrap() = default;
Environment* env_;
TimerCb fn_;
uv_timer_t timer_;
friend std::unique_ptr<TimerWrap>::deleter_type;
};
class TimerWrapHandle : public MemoryRetainer {
public:
TimerWrapHandle(
Environment* env,
const TimerWrap::TimerCb& fn);
TimerWrapHandle(const TimerWrapHandle&) = delete;
~TimerWrapHandle() { Close(); }
void Update(uint64_t interval, uint64_t repeat = 0);
void Ref();
void Unref();
void Stop();
void Close();
void MemoryInfo(node::MemoryTracker* tracker) const override;
SET_MEMORY_INFO_NAME(TimerWrapHandle)
SET_SELF_SIZE(TimerWrapHandle)
private:
static void CleanupHook(void* data);
TimerWrap* timer_;
};
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_TIMER_WRAP_H_
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