datetime_base.h

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#pragma once
 
#include "esphome/core/automation.h"
#include "esphome/core/component.h"
#include "esphome/core/entity_base.h"
#include "esphome/core/time.h"
#ifdef USE_TIME
#include "esphome/components/time/real_time_clock.h"
#endif
 
namespace esphome::datetime {
 
class DateTimeBase : public EntityBase {
 public:
  virtual ESPTime state_as_esptime() const = 0;
 
  template<typename F> void add_on_state_callback(F &&callback) {
    this->state_callback_.add(std::forward<F>(callback));
  }
 
#ifdef USE_TIME
  void set_rtc(time::RealTimeClock *rtc) { this->rtc_ = rtc; }
  time::RealTimeClock *get_rtc() const { return this->rtc_; }
#endif
 
 protected:
  LazyCallbackManager<void()> state_callback_;
 
#ifdef USE_TIME
  time::RealTimeClock *rtc_;
#endif
};
 
}  // namespace esphome::datetime