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76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
#include "total_daily_energy.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace total_daily_energy {
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static const char *const TAG = "total_daily_energy";
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void TotalDailyEnergy::setup() {
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float initial_value = 0;
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if (this->restore_) {
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this->pref_ = global_preferences->make_preference<float>(this->get_object_id_hash());
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this->pref_.load(&initial_value);
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}
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this->publish_state_and_save(initial_value);
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this->last_update_ = millis();
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this->parent_->add_on_state_callback([this](float state) { this->process_new_state_(state); });
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}
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void TotalDailyEnergy::dump_config() { LOG_SENSOR("", "Total Daily Energy", this); }
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void TotalDailyEnergy::loop() {
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auto t = this->time_->now();
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if (!t.is_valid())
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return;
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if (this->last_day_of_year_ == 0) {
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this->last_day_of_year_ = t.day_of_year;
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return;
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}
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if (t.day_of_year != this->last_day_of_year_) {
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this->last_day_of_year_ = t.day_of_year;
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this->total_energy_ = 0;
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this->publish_state_and_save(0);
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}
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}
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void TotalDailyEnergy::publish_state_and_save(float state) {
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this->total_energy_ = state;
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this->publish_state(state);
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if (this->restore_) {
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this->pref_.save(&state);
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}
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}
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void TotalDailyEnergy::process_new_state_(float state) {
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if (std::isnan(state))
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return;
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const uint32_t now = millis();
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const float old_state = this->last_power_state_;
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const float new_state = state;
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float delta_hours = (now - this->last_update_) / 1000.0f / 60.0f / 60.0f;
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float delta_energy = 0.0f;
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switch (this->method_) {
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case TOTAL_DAILY_ENERGY_METHOD_TRAPEZOID:
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delta_energy = delta_hours * (old_state + new_state) / 2.0;
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break;
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case TOTAL_DAILY_ENERGY_METHOD_LEFT:
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delta_energy = delta_hours * old_state;
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break;
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case TOTAL_DAILY_ENERGY_METHOD_RIGHT:
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delta_energy = delta_hours * new_state;
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break;
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}
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this->last_power_state_ = new_state;
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this->last_update_ = now;
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this->publish_state_and_save(this->total_energy_ + delta_energy);
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}
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} // namespace total_daily_energy
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} // namespace esphome
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