binary_sensor.cpp

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#include "binary_sensor.h"
#include "esphome/core/defines.h"
#include "esphome/core/controller_registry.h"
#include "esphome/core/log.h"
 
namespace esphome {
 
namespace binary_sensor {
 
static const char *const TAG = "binary_sensor";
 
// Function implementation of LOG_BINARY_SENSOR macro to reduce code size
void log_binary_sensor(const char *tag, const char *prefix, const char *type, BinarySensor *obj) {
  if (obj == nullptr) {
    return;
  }
 
  ESP_LOGCONFIG(tag, "%s%s '%s'", prefix, type, obj->get_name().c_str());
 
  if (!obj->get_device_class_ref().empty()) {
    ESP_LOGCONFIG(tag, "%s  Device Class: '%s'", prefix, obj->get_device_class_ref().c_str());
  }
}
 
void BinarySensor::publish_state(bool new_state) {
  if (this->filter_list_ == nullptr) {
    this->send_state_internal(new_state);
  } else {
    this->filter_list_->input(new_state);
  }
}
void BinarySensor::publish_initial_state(bool new_state) {
  this->invalidate_state();
  this->publish_state(new_state);
}
void BinarySensor::send_state_internal(bool new_state) {
  // copy the new state to the visible property for backwards compatibility, before any callbacks
  this->state = new_state;
  // Note that set_state_ de-dups and will only trigger callbacks if the state has actually changed
  if (this->set_state_(new_state)) {
    ESP_LOGD(TAG, "'%s': New state is %s", this->get_name().c_str(), ONOFF(new_state));
#if defined(USE_BINARY_SENSOR) && defined(USE_CONTROLLER_REGISTRY)
    ControllerRegistry::notify_binary_sensor_update(this);
#endif
  }
}
 
void BinarySensor::add_filter(Filter *filter) {
  filter->parent_ = this;
  if (this->filter_list_ == nullptr) {
    this->filter_list_ = filter;
  } else {
    Filter *last_filter = this->filter_list_;
    while (last_filter->next_ != nullptr)
      last_filter = last_filter->next_;
    last_filter->next_ = filter;
  }
}
void BinarySensor::add_filters(std::initializer_list<Filter *> filters) {
  for (Filter *filter : filters) {
    this->add_filter(filter);
  }
}
bool BinarySensor::is_status_binary_sensor() const { return false; }
 
}  // namespace binary_sensor
 
}  // namespace esphome