Files
esphome/esphome/components/mqtt/mqtt_time.cpp
J. Nick Koston 99aa83564e [mqtt] Reduce heap allocations in hot paths (#13362)
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>
2026-01-21 18:35:59 -10:00

68 lines
2.0 KiB
C++

#include "mqtt_time.h"
#include <utility>
#include "esphome/core/log.h"
#include "mqtt_const.h"
#ifdef USE_MQTT
#ifdef USE_DATETIME_TIME
namespace esphome::mqtt {
static const char *const TAG = "mqtt.datetime.time";
using namespace esphome::datetime;
MQTTTimeComponent::MQTTTimeComponent(TimeEntity *time) : time_(time) {}
void MQTTTimeComponent::setup() {
this->subscribe_json(this->get_command_topic_(), [this](const std::string &topic, JsonObject root) {
auto call = this->time_->make_call();
if (root[ESPHOME_F("hour")].is<uint8_t>()) {
call.set_hour(root[ESPHOME_F("hour")]);
}
if (root[ESPHOME_F("minute")].is<uint8_t>()) {
call.set_minute(root[ESPHOME_F("minute")]);
}
if (root[ESPHOME_F("second")].is<uint8_t>()) {
call.set_second(root[ESPHOME_F("second")]);
}
call.perform();
});
this->time_->add_on_state_callback(
[this]() { this->publish_state(this->time_->hour, this->time_->minute, this->time_->second); });
}
void MQTTTimeComponent::dump_config() {
ESP_LOGCONFIG(TAG, "MQTT Time '%s':", this->time_->get_name().c_str());
LOG_MQTT_COMPONENT(true, true);
}
MQTT_COMPONENT_TYPE(MQTTTimeComponent, "time")
const EntityBase *MQTTTimeComponent::get_entity() const { return this->time_; }
void MQTTTimeComponent::send_discovery(JsonObject root, mqtt::SendDiscoveryConfig &config) {
// Nothing extra to add here
}
bool MQTTTimeComponent::send_initial_state() {
if (this->time_->has_state()) {
return this->publish_state(this->time_->hour, this->time_->minute, this->time_->second);
} else {
return true;
}
}
bool MQTTTimeComponent::publish_state(uint8_t hour, uint8_t minute, uint8_t second) {
return this->publish_json(this->get_state_topic_(), [hour, minute, second](JsonObject root) {
// NOLINTNEXTLINE(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
root[ESPHOME_F("hour")] = hour;
root[ESPHOME_F("minute")] = minute;
root[ESPHOME_F("second")] = second;
});
}
} // namespace esphome::mqtt
#endif // USE_DATETIME_TIME
#endif // USE_MQTT