event.cpp

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#include "event.h"
#include "esphome/core/defines.h"
#include "esphome/core/controller_registry.h"
#include "esphome/core/log.h"
 
namespace esphome::event {
 
ESPHOME_LOG_TAG(TAG, "event");
 
void Event::trigger(const char *event_type) {
  // Linear search with strcmp - faster than std::set for small datasets (1-5 items typical)
  const char *found = nullptr;
  for (const char *type : this->types_) {
    if (strcmp(type, event_type) == 0) {
      found = type;
      break;
    }
  }
  if (found == nullptr) {
    ESP_LOGE(TAG, "'%s': invalid event type for trigger(): %s", LOG_STR_ARG(this->get_log_name()), event_type);
    return;
  }
  this->last_event_type_ = found;
  ESP_LOGV(TAG, "'%s' >> '%s'", LOG_STR_ARG(this->get_log_name()), this->last_event_type_);
  this->event_callback_.call(StringRef(found));
#if defined(USE_EVENT) && defined(USE_CONTROLLER_REGISTRY)
  ControllerRegistry::notify_event(this);
#endif
}
 
void Event::set_event_types_copy_(const char *const *event_types, size_t count) {
  this->types_.assign_copy(event_types, count);
  this->last_event_type_ = nullptr;  // Reset when types change
}
 
}  // namespace esphome::event